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Ahmed, E*; Kim, K H*; Jeon, E C*; Brown, R J C (2015) Long term trends of methane, non methane hydrocarbons and carbon monoxide in urban atmosphere. Sci. Total Environ., 518. pp. 595-604.
Allen, N D C; Abad, G G*; Bernath, P F*; Boone, C D* (2013) Satellite observations of the global distribution of hydrogen peroxide (H2O2) from ACE. J. Quant. Spectrosc. Radiat. Transf., 115. pp. 66-77.
Allen, N D C; Brewer, P J; Brown, R J C; Lipscombe, R P; Woods, P T (2014) Intercomparison exercise for the analysis of components in indoor air. NPL Report. AS 86
Allen, N D C; Brewer, P J; Brown, R J C; Lipscombe, R P; Woods, P T (2016) International comparison of key volatile organic components in indoor air. Measurement, 82. pp. 476-481.
Amador-Munoz, O*; Misztal, P K*; Weber, R*; Worton, D R; Zhang, H F*; Drozd, G*; Goldstein, A H* (2016) Sensitive detection of n-alkanes using a mixed ionization mode proton-transfer-reaction mass spectrometer. Atmos. Meas. Tech., 9 (11). pp. 5315-5329.
Andres, H*; Luond, F*; Schlatter, J*; Auderset, K*; Jordan-Gerkens, A*; Nowak, A*; Ebert, V*; Buhr, E*; Klein, T*; Tuch, T*; Wiedensohler, A*; Mamakos, A*; Riccobono, F*; Discherl, K*; Hogstrom, R*; Yli-Ojanpera, J*; Quincey, P (2014) Measuring soot particles from automotive exhaust emissions. EPJ Web of Conferences, 77. 00020.
Arrhenius, K*; Brown, A S; van der Veen, A M H* (2016) Suitability of different containers for the sampling and storage of biogas and biomethane for the determination of the trace-level impurities - a review. Anal. Chim. Acta, 902. pp. 22-32.
Baker, A M R*; Alexander-Webber, J A*; Altebaeumer, T*; McMullan, S D*; Janssen, T J B M; Tzalenchuk, A; Lara-Avila, S*; Kubatkin, S*; Yakimova, R*; Lin, C T*; Li, L J*; Nicholas, R J* (2013) Energy loss rates of hot Dirac fermions in epitaxial, exfoliated and CVD graphene. Phys. Rev. B, 87 (4). 045414
Baldan, A*; Ent, H*; van der Veen, A M H*; Held, A*; Ulberth-Buchgraber, M*; Daroda, R J*; da Cunha, V S*; Wise, S A*; Schantz, M*; Brewer, P J; Brown, R J C (2013) The BIOREMA project - part 1: Towards international comparability for biofuel analysis. Accred. Qual. Assur., 18 (1). pp. 19-28.
Beccaceci, S; Brown, R J C; Butterfield, D M; Harris, P M; Otjes, R P*; van Hoek, C*; Makkonen, U*; Catrambone, M*; Patier, R F*; Houtzager, M M G*; Putaud, J P* (2016) Standardisation of a European measurement method for the determination of anions and cations in PM2.5: results of field trial campaign and determination of measurement uncertainty. Environ. Sci. - Process. Impacts, 18 (12). pp. 1561-1571.
Beccaceci, S; McGhee, E; Robins, C; Tompkins, J; Quincey, P; Brown, R J C; Butterfield, D M; Green, D*; Tremper, A*; Priestman, M*; Font Font, A*; Jones, A* (2014) Airborne particulate concentrations and numbers in the United Kingdom (phase 3). Annual report 2013. NPL Report. AS 93
Beccaceci, S; McGhee, E A; Brown, R J C; Green, D C* (2015) A comparison between a semi-continuous analyzer and filter-based method for measureing anion and cation concentrations in PM10 at an urban background site in London. Aerosol Sci. Technol., 49 (9). pp. 793-801.
Beccaceci, S; Muhunthan, D; Butterfield, D M; Gilham, R; Tompkins, J; Sweeney, B; Brown, R J C; Quincey, P; Green, D*; Alexander, J*; Grieve, A* (2010) CPEA 28: Airborne particulate concentrations and numbers in the United Kingdom (phase 2) 2009 annual audit report. NPL Report. AS 51
Beccaceci, S; Muhunthan, D; Sarantaridis, D; Tompkins, J; Butterfield, D M; Quincey, P; Brown, R J C; Green, D*; Grieve, A*; Fuller, G*; Jones, A* (2011) CPEA 28: Airborne particulate concentrations and numbers in the United Kingdom (phase 2). NPL Report. AS 65
Beccaceci, S; Mustoe, C L; Butterfield, D M; Tompkins, J; Sarantaridis, D; Quincey, P; Brown, R J C; Green, D*; Fuller, G*; Tremper, A*; Font Font, A*; Jones, A* (2013) Airborne Particulate Concentrations and Numbers in the United Kingdom (phase 3). Annual report 2012. NPL Report. AS 83
Beccaceci, S; Mustoe, C L; Butterfield, D M; Tompkins, J; Sarantaridis, D; Quincey, P; Brown, R J C; Green, D*; Grieve, A*; Jones, A* (2013) Airborne particulate concentrations and numbers in the United Kingdom (phase 3). Annual report 2011. NPL Report. AS 74
Bell, W; Woods, P T; Martin, N A; Gardiner, T D; Swann, N R; Paton-Walsh, C (1995) The development and utilisation of advanced remote monitoring techniques for atmospheric measurements. NPL Report. QU 110
Bharath, V J*; Millichamp, J*; Neville, T P*; Mason, T J*; Shearing, P R*; Brown, R J C; Manos, G*; Brett, D J L* (2016) Measurement of water uptake in thin-film Nafion and anion alkaline exchange membranes using the quartz crystal microbalance. J. Membr. Sci., 497. pp. 229-238.
Bharath, V L*; Jervis, R*; Millichamp, J*; Neville, T P*; Mason, T*; Tjaden, B*; Shearing, P R*; Brown, R J C; Manos, G*; Brett, D J L* (2017) Alkaline anion exchange membrane degradation as a function of humidity measured using the quartz crystal microbalance. Int. J. Hydrog. Energy, 42 (9). pp. 6243-6249.
Bowfield, A; Bunch, J; Salter, T L; Stevens, R T; Gilmore, I S; Barrett, D A*; Alexander, M R*; Mckay, K*; Bradley, J W* (2014) Characterisation of micro-plasmas for ambient mass spectrometry imaging. Analyst, 139 (21). pp. 5430-5438.
Brewer, P J; Brown, R J C (2010) Effect of silver annealing conditions on the performance of electrolytic silver/silver chloride electrodes used in harned cell measurements of pH. Sensors, 10 (3). pp. 2202-2216.
Brewer, P J; Brown, R J C (2009) Effect of structural design of silver/silver chloride electrodes on stability and response time and the implications for improved accuracy in pH measurement. Sensors, 9 (1). pp. 118-130.
Brewer, P J; Brown, R J C; Gonzaga, F B*; Hongyu, X*; Bing, W*; Spitzer, P*; Jakobsen, P T*; Chanpion, R*; Fisicaro, P*; Stoica, D*; Ohata, M*; Vyskocil, L*; Mariassy, M*; Pratt, K*; Monroy, M*; Reyes, A*; Kozlowski, W*; Kardash, E*; Ivanova, D*; Camoes, M F*; Lee, H*; Hwang, E* (2011) CCQM P37.1: preparation of Ag/AgCl electrodes for harned cell measurements. NPL Report. AS 60
Brewer, P J; Brown, R J C; Miller, M N; Minarro, M D; Murugan, A; Milton, M J T; Rhoderick, G C* (2014) Preparation and validation of fully-synthetic standard gas mixtures with atmospheric isotopic composition for global CO2 and CH4 monitoring. Anal. Chem., 86 (3). pp. 1887-1893.
Brewer, P J; Brown, R J C; Panagoulia, D; Tromans, A*; Reyes, A*; Arce, M*; Vospelova, A*; Pratt, K W*; Asakai, T*; Jakobsen, P T*; Jensen, H*; Oliveira, C S*; Camoes, M F*; Spitzer, P*; Adel, B*; Mariassy, M*; Vyskocil, L*; Fisicaro, P*; Stoica, D*; Uysal, E* (2014) CCQM P37.2: international comparison on Ag|AgCl electrodes for pH measurement. NPL Report. AS 89
Brewer, P J; Goody, B A; Gillam, T*; Brown, R J C; Milton, M J T (2010) High-accuracy stable gas flow dilution using a self-calibrating network of critical flow orifices. Meas. Sci. Technol., 21 (11). 115902
Brewer, P J; Goody, B A; Kumar, Y; Milton, M J T (2012) Accurate measurements of water vapour transmission through high-performance barrier layers. Rev. Sci. Instrum., 83 (7). 075118
Brewer, P J; Goody, B A; Woods, P T; Milton, M J T (2011) A dynamic gravimetric standard for trace water. Rev. Sci. Instrum., 82 (10). 105102
Brewer, P J; Leach, A S*; Brown, R J C (2015) The role of the electrolyte in the fabrication of Ag|AgCl reference electrodes for pH measurement. Electrochim. Acta, 161. pp. 80-83.
Brewer, P J; Leese, R J*; Brown, R J C (2012) An improved approach for fabricating Ag/AgCl reference electrodes. Electrochim. Acta, 71. pp. 252-257.
Brewer, P J; Milton, M J T; Harris, P M; Bell, S A; Stevens, M; Scace, G*; Abe, H*; Mackrodt, P* (2011) EURAMET 1002: International comparability in measurements of trace water vapour. NPL Report. AS 59
Brewer, P J; Minarro, M D; Amico di Meane, E; Brown, R J C; Tuma, D*; Fröhlich, M*; Beránek, J*; Gilge, S*; Walden, J*; Cieciora, D*; Sega, M*; Lagler, F*; Mace, T*; Pascale, C*; Fükö, J*; Valkova, M*; Stummer, V*; Nieuwenkamp, G*; van der Veen, A M H* (2014) Key Comparison of nitrogen monoxide in nitrogen relevant to ambient levels (EURAMET QM-K26a / Project 1183). NPL Report. AS 87
Brewer, P J; Minarro, M D; di Meane, E A; Brown, R J C (2014) A high accuracy dilution system for generating low concentration reference standards of reactive gases. Measurement, 47. pp. 607-612.
Brewer, P J; Panagoulia, D; Brown, R J C; Tromans, A*; Reyes, A*; Arce, M*; Vospelova, A*; Rozikova, M*; Pratt, K W*; Asakai, T*; Jakobsen, P T*; Camoes, M F*; Oliveira, C S*; Godinho, I*; Spitzer, P*; Sander, B*; Mariassy, M*; Vyskocil, L*; Fisicaro, P*; Stoica, D*; Uysal, E* (2015) International comparison on Ag|AgCl electrodes for pH measurement. Measurement, 66. pp. 131-138.
Brewer, P J; Stoica, D*; Brown, R J C (2011) Sensitivities of key parameters in the preparation of silver / silver chloride electrodes used in harned cell measurements of pH. Sensors, 11 (8). pp. 8072-8084.
Brewer, P J; di Meane, E A; Vargha, G M; Brown, R J C; Milton, M J T (2013) Gaseous reference standards of formaldehyde from trioxane. Talanta, 108. pp. 83-87.
Brown, A S (2009) GravCalc2 (version 2.3.0) User Guide. NPL Report. AS 42
Brown, A S (2006) Standards in odorant emissions analysis. Local Authority Waste and Management (June). pp. 18-19.
Brown, A S; Brown, R J C (2012) Correlations in polycyclic aromatic hydrocarbon (PAH) concentrations in UK ambient air and implications for source apportionment. J. Enviorn. Monit., 14 (8). pp. 2072-2082.
Brown, A S; Brown, R J C (2008) A study of the critical uncertainty contributions in the analysis of PCBs in ambient air. Journal of Automated Methods and Management in Chemistry, 2008. 179498
Brown, A S; Brown, R J C; Coleman, P J*; Conolly, C*; Sweetman, A J*; Jones, K C*; Butterfield, D M; Sarantaridis, D; Donovan, B J*; Roberts, I* (2013) Twenty years of measurement of polycyclic aromatic hydrocarbons (PAHs) in UK ambient air by nationwide air quality networks. Environ. Sci. - Process. Impacts, 15 (6). pp. 1199-1215.
Brown, A S; Brown, R J C; Corns, W T*; Stockwell, P B* (2008) Establishing SI traceability for measurements of mercury vapour. Analyst, 133 (7). pp. 946-953.
Brown, A S; Brown, R J C; Dexter, M A*; Corns, W T*; Stockwell, P B* (2010) A novel automatic method for the measurement of mercury vapour in ambient air, and comparison of uncertainty with established semi-automatic and manual methods. Anal. Methods, 2 (7). pp. 954-966.
Brown, A S; Brown, R J C; Robinson, R A (2007) A novel calibration procedure for trace analytical measurements: application to the analysis of polybrominated diphenyl ethers by GC-MS. Analyst, 132 (9). pp. 922-928.
Brown, A S; Butterfield, D M; Brown, R J C; Hughey, P; Whiteside, K; Goddard, S L; Williams, M (2011) Annual Report for 2010 on the UK PAH Monitoring and Analysis Network. NPL Report. AS 62
Brown, A S; Downey, M L; Milton, M J T; van der Veen, A M H*; Zalewska, E T*; Li, J R* (2013) Final report on EURAMET.QM-S6/1195: bilateral comparison of liquefied hydrocarbon mixtures in constant pressure (piston) cylinders. Metrologia, 50 (1A). 08015.
Brown, A S; Downey, M L; Milton, M J T; van der Veen, A M H*; Zalewska, E T*; Li, J* (2013) EURAMET.QM-S6 / 1195: Bilateral comparison of liquefied hydrocarbon mixtures in constant pressure (piston) cylinders. NPL Report. AS 76
Brown, A S; Jones, D N; Milton, M J T; Downey, M L; Vargha, G M; van der Veen, A M H*; Ent, H*; Arrhenius, K*; Tuma, D* (2011) Towards a European infrastructure for the characterisation of energy gases. In: 2nd IMEKO TC11 International Symposium Metrological Infrastructure, 15-17 June 2011, Cavtat, Dubrovnik Riviera, Croatia.
Brown, A S; Milton, M J T; Brookes, C; Vargha, G M; Downey, M L; Uehara, S*; Rodrigues Augusto, C*; de Lima Fioravante, A*; Goncalves Sobrinho, D*; Dias, F*; Woo, J C*; Kim, B M*; Kim, J S*; Mace, T*; Tothne Fuko, J*; Qiao, H*; Guenther, F*; Rhoderick, J*; Gameson, L*; Botha, A*; Tshilongo, J*; Ntsasa, N G*; Val'kova, M*; Durisova, Z*; Kustikov, Y*; Konopelko, L*; Fatina, O*; Wessel, R* (2013) CCQM-K93: Preparative comparison of ethanol in nitrogen. Final report. NPL Report. AS 80
Brown, A S; Milton, M J T; Cowper, C J*; Squire, G D*; Bremser, W*; Branch, R W* (2004) Analysis of natural gas by gas chromatography reduction of correlated uncertainties by normalisation. Journal of Chromatography A, 1040 (2). pp. 215-225.
Brown, A S; Milton, M J T; Vargha, G M; Mounce, R*; Cowper, C J*; Stokes, A M V*; Benton, A J*; Lander, D F*; Ridge, A*; Laughton, A P* (2009) Measurement of the hydrocarbon dew point of real and synthetic natural gas mixtures by direct and indirect methods. Energy Fuels, 23 (3). pp. 1640-1650.
Brown, A S; Murugan, A; Brown, R J C (2015) Measurement of `total halogenated compounds' in hydrogen: is the ISO 14687 specification achievable? Accred. Qual. Assur., 20 (3). pp. 223-227.
Brown, A S; Sarantaridis, D; Butterfield, D M; Brown, R J C; Whiteside, K J; Hughey, P; Goddard, S L; Hussain, D; Williams, M (2012) Annual Report for 2011 on the UK PAH Monitoring and Analysis Network. NPL Report. AS 71
Brown, A S; Vargha, G M; Downey, M L; Hart, N J*; Ferrier, G F*; Hall, K I* (2011) Methods for the analysis of trace-level impurities in hydrogen for fuel cell applications. NPL Report. AS 64
Brown, A S; van der Veen, A M H*; Arrhenius, K*; Downey, M L; Kuhnemuth, D*; Li, J R*; Ent, H*; Culleton, L P* (2014) Traceable reference gas mixtures for sulfur-free natural gas odorants. Anal. Chem., 86 (13). pp. 6695-6702.
Brown, A S; van der Veen, A M H*; Arrhenius, K*; Murugan, A; Culleton, L; Ziel, P R*; Li, J* (2015) Sampling of gaseous sulfur-containing compounds at low concentrations with a review of best-practice methods for biogas and natural gas applications. TRAC Trends Anal. Chem., 64. pp. 42-52.
Brown, A S (editor) (2006) The 2006-2009 VAM-Physical Programme: version for public release. NPL Report. DQL-AS 034
Brown, R J C (2011) Comment on 'Recommendations on quantities, symbols and measurement units for publications in ACQUAL: preparation of tables and graphs'. Accred. Qual. Assur., 16 (4-5). pp. 271-272.
Brown, R J C (2010) Comparison of estimated annual emissions and measured annual ambient concentrations of metals in the United Kingdom 1980-2007. J. Enviorn. Monit., 12 (3). pp. 665-671.
Brown, R J C (2011) Comparison of the extrapolation precision of sequential and conventional standard addition calibrations. Measurement, 44 (8). pp. 1487-1490.
Brown, R J C (2013) Data loss from time series of pollutants in ambient air exhibiting seasonality: consequences and strategies for data prediction. Environ. Sci. - Process. Impacts, 15 (3). pp. 545-553.
Brown, R J C (2007) Errors in the Analysis of Minor Components within Environmental Samples Caused by the Physical Matrix Effect: Implications for Automated Analysis and Standardised Methods. J. Liquid Chromatography & Related Technologies, 30 (16). pp. 2445-2457.
Brown, R J C (2009) Explaining the distinction between accuracy and reliability in scientific measurement. School Science Review, 91 (335). pp. 24-28.
Brown, R J C (2010) Novel method for producing uncertainty-weighted averages from a time series of ambient air measurements. Int. J. Enviorn. Pollut., 41 (3-4). pp. 355-368.
Brown, R J C (2008) Quantities and units in analytical chemistry. Int. J. Env. Anal. Chem., 88 (10). pp. 681-687.
Brown, R J C (2009) Recent changes to the monitoring of ambient heavy metals in the UK. AWE International Magazine, 18. pp. 36-41.
Brown, R J C (2009) Systematic error arising from 'sequential' standard addition calibrations. 2: Determination of analyte mass fraction in blank solutions. Anal. Chim. Acta, 648 (2). pp. 153-156.
Brown, R J C (2013) Units and quantities for expressing the results of chemical measurement. Measurement, 46 (1). pp. 843-845.
Brown, R J C (2009) The rise of environmental analytical chemistry as an inter disciplinary activity. The Scientific World Journal, 9. pp. 536-538.
Brown, R J C (2006) The risk of meeting a hazard. School Science Review, 88 (322). p. 17.
Brown, R J C (2009) A simple method for excluding self-citation from the h-index: the b-index. Online Information Review, 33 (6). pp. 1129-1136.
Brown, R J C (2008) The use and abuse of limits of detection in environmental analytical chemistry. The Scientific World Journal, 8. pp. 796-801.
Brown, R J C (2007) The use of Zipf's law in the screening of analytical data: a step beyond Benford. Analyst, 132 (4). pp. 344-349.
Brown, R J C; Braysher, E C*; McGhee, E A; Goddard, S L; Ent, H*; Kim, K H*; Nielsen, J* (2017) Characterising and reducing the blank response from mercury vapour sorbent tubes. Anal. Methods, 9 (18). pp. 2654-2659.
Brown, R J C; Brett, D J L* (2009) Microelectrode voltammetry as a high accuracy method for in-situ diffusion coefficient determination. Microchimica Acta, 164 (3-4). pp. 337-344.
Brown, R J C; Brett, D J L*; Kucernak, A R J* (2009) An electrochemical quartz crystal microbalance study of platinum phthalocyanine thin films. J. Electroanal. Chem., 633 (2). pp. 339-346.
Brown, R J C; Brewer, P; Milton, M J T (2002) The physical and chemical properties of electroless nickel phosphorus alloys and low reflectance nickel phosphorus black surfaces. Journal of Materials Chemistry, 12 (9). pp. 2749-2754.
Brown, R J C; Brewer, P J (2015) Proposals for nomenclature to clarify the expression of units for counting quantities. Metrologia, 52 (1). L1-L3.
Brown, R J C; Brewer, P J; Brett, D J L* (2009) Long-term equilibrium potential and electrochemical impedance study of Ag/AgCl electrodes used in Harned Cell measurements of pH. Accred. Qual. Assur., 14 (3). pp. 139-145.
Brown, R J C; Brewer, P J; Ent, H*; Fisicaro, P*; Horvat, M*; Kim, K-H*; Quetel, C R* (2015) Who should take responsibility for decisions on internationally recommended datasets? The case of the mass concentration of mercury in air at saturation. Metrologia, 52 (5). L25-L30
Brown, R J C; Brewer, P J; Harris, P M; Davidson, S; van der Veen, A M H*; Ent, H* (2017) On the traceability of gaseous reference materials. Metrologia, 54 (3). L11-L18
Brown, R J C; Brewer, P J; Kim, K H* (2017) Fixed volume sequential standard addition calibration: value assignment of impurities in zero gas. Chemometr. Intell. Lab. Syst., 164. pp. 52-55.
Brown, R J C; Brewer, P J; Milton, M J T (2013) On the validity of acidity function extrapolation to zero added ionic strength and its impact on the uncertainty of primary pH measurements using the Harned cell. Measurement, 46 (5). pp. 1726-1733.
Brown, R J C; Brown, A S (2008) Accurate calibration of mercury vapour measurements. Analyst, 133 (11). pp. 1611-1618.
Brown, R J C; Brown, A S (2013) Assessment of the effect of degradation by atmospheric gaseous oxidants on measured annual average benzo[a]pyrene mass concentrations. Chemosphere, 90 (2). pp. 417-422.
Brown, R J C; Brown, A S (2012) Principal component analysis as an outlier detection tool for polycyclic aromatic hydrocarbon concentrations in ambient air. Water Air Soil Pollut., 223 (7). pp. 3807-3816.
Brown, R J C; Brown, A S (2012) The effect of degradation by gaseous oxidants on measured benzo[a]pyrene concentrations. NPL Report. AS 72
Brown, R J C; Brown, A S; Corns, W T*; Stockwell, P B* (2008) Accurate calibration of mercury vapour indicators for occupational exposure measurements using a dynamic mercury vapour generator. Instrum. Sci. Technol., 36 (6). pp. 611-622.
Brown, R J C; Brown, A S; Kim, H* (2013) A temperature-based approach to predicting lost data from highly seasonal pollutant data sets. Environ. Sci. - Process. Impacts, 15 (6). pp. 1256-1263.
Brown, R J C; Brown, A S; Woods, P T; Brown, R S (2008) Ambient monitoring of benzo-a-pyrene (B[a]P) emissions at two oil refineries. Technical Report.
Brown, R J C; Brown, A S; Yardley, R E; Corns, W T*, Stockwell (2008) A practical uncertainty budget for ambient mercury vapour measurement. Atmos. Environ., 42 (10). pp. 2504-2517.
Brown, R J C; Burdon, M K*; Brown, A S; Kim, K H* (2012) Assessment of pumped mercury vapour adsorption tubes as passive samplers using a micro-exposure chamber. J. Enviorn. Monit., 14 (9). pp. 2456-2463.
Brown, R J C; Butterfield, D M; Goddard, S L; Hussain, D; Quincey, P G; Fuller, G W* (2016) Wavelength dependent light absorption as a cost effective, real-time surrogate for ambient concentrations of polycyclic aromatic hydrocarbons. Atmos. Environ., 127. pp. 125-132.
Brown, R J C; Butterfield, D M; Goddard, S L; Muhunthan, D; Brown, A S; Beccaceci, S; Williams, M (2010) Annual Report for 2009 on the UK Heavy Metals Monitoring Network. NPL Report. AS 49
Brown, R J C; Butterfield, D M; Goddard, S L; Muhunthan, D; Robins, C; Brown, A S; Beccaceci, S; Williams, M (2011) Report to the Department of Environment, Food and Rural Affairs, the Welsh Government, the Department of the Environment in Northern Ireland, and the Scottish Government, by the National Physical Laboratory: Annual report for 2010 on the UK Heavy Metals Monitoring Network. NPL Report. AS 61
Brown, R J C; Butterfield, D M; Goddard, S L; Mustoe, C L; Robins, C; Brown, A S; Beccaceci, S; Whiteside, K J; Williams, M (2012) Annual report for 2011 on the UK Heavy Metals Monitoring Network. NPL Report. AS 69
Brown, R J C; Dyson, P J*; Ellis, D J*; Welton, T* (2001) 1-Butyl-3-methylimidazolium cobolt tetracarbonyl [bmin][Co(CO)4]: a catalytically active organometallic ion liquid. Chem. Commun.. pp. 1862-1863.
Brown, R J C; Edwards, P R* (2009) Measurement of anions in ambient particulate matter by ion chromatography: a novel sample preparation technique and development of a generic uncertainty budget. Talanta, 80 (2). pp. 1020-1024.
Brown, R J C; Edwards, P R* (2006) The effect of the physical matrix on accurate measurements using fixed volume analytical techniques. Journal of Separation Science, 29 (13). pp. 2072-2077.
Brown, R J C; Gilham, R J J (2010) AMC Technical Brief: Nanoparticle Characterisation. Technical Report. Royal Society of Chemistry Analytical Methods Committee.
Brown, R J C; Gillam, T P S* (2012) Comparison of quantification strategies for one-point standard addition calibration: The heteroscedastic case. Measurement, 45 (6). pp. 1670-1673.
Brown, R J C; Gillam, T P S* (2012) Comparison of quantification strategies for one-point standard addition calibration: the homoscedastic case. Anal. Chim. Acta, 716. pp. 108-111.
Brown, R J C; Gillam, T P S* (2012) On the generalised case of sequential standard addition calibration. Chemometr. Intell. Lab. Syst., 110 (1). pp. 97-101.
Brown, R J C; Goddard, S L; Blakley, K C; Brown, A S (2011) Improvements to standard methodologies for the analytical determination of metals in stationary source emissions samples. J. Air Waste Manage. Assoc., 61. pp. 764-770.
Brown, R J C; Goddard, S L; Brown, A S (2010) Using principal component analysis to detect outliers in ambient air monitoring studies. Int. J. Env. Anal. Chem., 90 (10). pp. 761-772.
Brown, R J C; Goddard, S L; Brown, A S; Yardley, R E (2008) The effect of isotopic composition on the uncertainty of routine metal mass concentration measurements in ambient air. J. Auto. Methods Manage. Chem.. 504092
Brown, R J C; Goddard, S L; Butterfield, D M; Brown, A S; Robins, C; Mustoe, C L; McGhee, E A (2015) Ten years of mercury measurement at urban and industrial air quality monitoring stations in the UK. Atmos. Environ., 109. pp. 1-8.
Brown, R J C; Harris, P M; Cox, M G (2014) Assessing the performance of standard methods to predict the standard uncertainty of air quality data having incomplete time coverage. Environ. Sci. - Process. Impacts, 16 (7). pp. 1700-1704.
Brown, R J C; Harris, P M; Cox, M G (2013) Improved strategies for calculating annual averages of ambient air pollutants in cases of incomplete data coverage. Environ. Sci. - Process. Impacts, 15 (5). pp. 904-911.
Brown, R J C; Hood, D*; Brown, A S (2008) On the optimum sampling time for the measurement of pollutants in ambient atmospheres. Journal of Automated Methods and Management in Chemistry. Article ID: 814715
Brown, R J C; Jarvis, K E*; Disch, B A*; Goddard, S L (2013) An investigation of calibration materials for the measurement of metals in ambient particulate matter on filters by LA-ICP-MS. Int. J. Env. Anal. Chem., 93 (3). pp. 335-348.
Brown, R J C; Jarvis, K E*; Disch, B A*; Goddard, S L; Adriaenssens, E*; Claeye, N* (2010) Comparison of ED-XRF and LA-ICP-MS with the European reference method for the measurements of metals in ambient particulate matter. Accred. Qual. Assur., 15 (9). pp. 493-502.
Brown, R J C; Jarvis, K E*; Disch, B A*; Goddard, S L; Brown, A S (2009) Spatial inhomogeneity of metals in particulate matter on ambient air filters determined by LA-ICP-MS and comparison with acid digestion ICP-MS. J. Enviorn. Monit., 11 (11). pp. 2022-2029.
Brown, R J C; Keates, A C* (2011) Spatial inhomogeneity of anions in ambient particulate matter collected on air filters: determination using a drift-corrected ion chromatography technique. Talanta, 84 (3). pp. 918-923.
Brown, R J C; Keates, A C*; Brewer, P J (2010) Sensitivities of a standard test method for the determination of the pHe of bioethanol and suggestions for improvement. Sensors, 10 (11). pp. 9982-9993.
Brown, R J C; Keates, A C*; Brown, A S (2011) Optimised determinations of water in ethanol by encoded photometric near-infrared spectroscopy: a special case of sequential standard addition calibration. Anal. Chim. Acta, 690 (1). pp. 47-52.
Brown, R J C; Kucernak, A R* (2001) The electrochemistry of platinum phthalocyanine microcrystals - electrochemical behaviour in aqueous electrolytes. Electrochimica Acta, 46. pp. 2573-2582.
Brown, R J C; Kucernak, A R* (2005) The photelectrochemistry of platinum phthalocyanine films in aqueous media. J. Solid State Electrochem., 9 (6). pp. 459-468.
Brown, R J C; Kumar, Y; Brown, A S; Dexter, M A*; Corns, W T* (2012) Field comparison of manual and semi-automatic methods for the measurement of total gaseous mercury in ambient air and assessment of equivalence. J. Enviorn. Monit., 14 (2). pp. 657-665.
Brown, R J C; Kumar, Y*; Brown, A S; Kim, K-H* (2011) Memory effects on adsorption tubes for mercury vapour measurement in ambient air: elucidation, quantification and strategies for mitigation of analytical bias. Environ. Sci. Technol., 45 (11). pp. 7812-7818.
Brown, R J C; Long, N J*; Mongay-Batalla, C* (2004) Spectroscopic and electrochemical studies on platinum and palladium phthalocyanines. New. J. Chem., 28 (6). pp. 676-680.
Brown, R J C; Milton, M J T (2005) Analytical techniques for trace element analysis: an overview. Trends in Analytical Chemistry, 24 (3). pp. 266-274.
Brown, R J C; Milton, M J T (2008) Nanostructures and nanostructured substrates for surface-enhanced Raman Spectroscopy (SERS). J. Raman Spectrosc., 39 (10). pp. 1313-1326.
Brown, R J C; Milton, M J T (2007) New developments in accurate and traceable chemical measurements. Chemical Society Reviews, 36 (6). pp. 904-913.
Brown, R J C; Milton, M J T (2003) Observation of a combined diluted and salting effect in buffers under conditions of high dilution and high ionic strength. Accred. Qual. Assur., 8 (11). pp. 505-510.
Brown, R J C; Milton, M J T (2006) Stripping voltammetry as a possible primary method for amount of substance. In: CPEM 2006 Conference on Precision Electromagnetic Measurements, 9-14 July 2006, Torino, Italy.
Brown, R J C; Milton, M J T (2007) Stripping voltammetry as a possible primary method for amount of substance. IEEE Trans. Instrum. Meas., 56 (2). pp. 280-283.
Brown, R J C; Milton, M J T (2001) Uncertainty in the operation of the Harned Cell arising from temperature and bias potential effects. Technical Report. PTB, Germany.
Brown, R J C; Milton, M J T (2005) The microporpos structure of silver/silver chloride electrodes and the implications for Harned cell operation. Accred. Qual. Assur., 10 (7). pp. 352-355.
Brown, R J C; Milton, M J T; Brewer, P*; Wielgosz, R I (2001) High accuracy titrimetry with application to HCl. NPL Report. COAM 5
Brown, R J C; Milton, M J T; Gallop, J C (2001) Review of techniques for single molecule detection in biological applications. NPL Report. COAM 2
Brown, R J C; Muhunthan, D (2011) Uncertainty-weighted time averaging of mercury vapour concentrations in ambient air: application to measurements in the United Kingdom. TheScientificWorld Journal, 11 (Februa). pp. 242-252.
Brown, R J C; Mustoe, C L* (2014) Demonstration of a standard dilution technique for standard addition calibration. Talanta, 122. pp. 97-100.
Brown, R J C; Pirrone, N*; van Hoek, C*; Horvat, M*; Kotnik, J*; Wangberg, I*; Corns, W T*; Bieber, E*; Sprovieri, F* (2010) Standardisation of a European measurement method for the determination of mercury in deposition: results of the field trial campaign and determination of a measurement uncertainty and working range. Accred. Qual. Assur., 15 (6). pp. 359-366.
Brown, R J C; Pirrone, N*; van Hoek, C*; Sprovieri, R*; Fernandez, R*; Tote, K* (2010) Standardisation of a European measurement method for the determination of total gaseous mercury: results of the field trial campaign and determination of a measurement uncertainty and working range. J. Enviorn. Monit., 12 (3). pp. 689-695.
Brown, R J C; Roberts, M R; Milton, M J T (2007) Systematic error arising from 'sequential' standard addition calibrations: quantification and correction. Anal. Chim. Acta, 587. pp. 158-163.
Brown, R J C; Roberts, M R*; Brett, D J L* (2009) Stripping voltammetry using sequential standard addition calibration with the analytes themselves acting as internal standards. Anal. Chim. Acta, 635 (1). pp. 1-5.
Brown, R J C; Van Aswegen, S*; Webb, W R*; Goddard, S L (2014) UK concentrations of chromium and chromium (VI), measured as water soluble chromium, in PM10. Atmos. Environ., 99. pp. 385-391.
Brown, R J C; Wang, J; Brown, A S (2010) Temperature propagation through a mercury vapour calibration source and assessment of possible analytical biases caused by measurement of temperature variations. Measurement, 43 (9). pp. 1291-1298.
Brown, R J C; Webb, W R; Goddard, S L; Kim, K H*; Blakley, K C* (2014) Exact matching strategies for generalised sequential standard addition calibration. Anal. Methods, 6 (1). pp. 102-106.
Brown, R J C; Webb, W R*; Goddard, S L (2014) Observation of a physical matrix effect during cold vapour generation measurement of mercury in emissions samples. Anal. Chim. Acta, 823. pp. 20-24.
Brown, R J C; Woods, P T (2012) Comparison of averaging techniques for the calculation of the 'European average exposure indicator' for particulate matter. J. Environ. Monit., 14 (1). pp. 165-171.
Brown, R J C; Woods, P T (2014) Proposals for new data quality objectives to underpin ambient air quality monitoring networks. Accred. Qual. Assur., 19 (6). pp. 465-471.
Brown, R J C; Yardley, R E; Brown, A S; Edwards, P R; Rivier, C*; Yardin, C* (2006) Analytical methodologies with very low blank levels: implications for practical and empirical evaluations of the limit of detection. Analytical Letters, 39 (6). pp. 1229-1241.
Brown, R J C; Yardley, R E; Brown, A S; Milton, M J T (2004) Sample matrix and critical interference effects on the recovery and accuracy of concentration measurements of arsenic in ambient particulate samples using Inductive Coupled Plasma Mass Spectrometry (ICP-MS). Journal of Analytical Atomic Spectroscopy, 19. pp. 703-705.
Buck, R P*; Rondinini, S*; Covington, A K*; Baucke, F G K*; Brett, C M A*; Camoes, M F*; Milton, M J T; Mussini, T*; Naumann, R*; Pratt, K W*; Spitzer, P*; Wilson, G S* (2002) Measurement of pH. Definition, standards and procedures (IUPAC Recommendations 2002). Pure Appl. Chem., 74 (11). pp. 2169-2200.
Butterfield, D M; Beccaceci, S; Hughey, P; Green, D*; Alexander, J* (2009) 2008 Annual Report for the UK Black Smoke Network. NPL Report. AS 37
Butterfield, D M; Beccaceci, S; Quincey, P; Sweeney, B P; Lilley, A; Bradshaw, C; Fuller, G*; Green, D*; Font Font, A* (2015) 2014 annual report for the UK black carbon network. NPL Report. AS 97
Butterfield, D M; Beccaceci, S; Quincey, P; Sweeney, B P; Whiteside, K; Fuller, G*; Green, D*; Font Font, A* (2013) 2012 annual report for the UK black carbon network. NPL Report. AS 78
Butterfield, D M; Beccaceci, S; Sweeney, B P; Williams, M; Fuller, G*; Green, D*; Grieve, A* (2011) 2010 Annual Report for the UK Black Carbon Network. NPL Report. AS 63
Butterfield, D M; Brown, R J C (2012) Polycyclic aromatic hydrocarbons in Northern Ireland. NPL Report. AS 66
Butterfield, D M; Green, D*; Alexander, J*; Grieve, A* (2010) 2009 annual report for the UK Black Carbon Network. NPL Report. AS 52
Butterfield, D M; Quincey, P (2009) Summary of measurements of black smoke, black carbon and elemental carbon performed by DEFRA networks. NPL Report. AS 39
Butterfield, D M; Quincey, P (2006) A study of methods for reducing the effect of static charge when weighing filters. NPL Report. DQL-AS 033
Butterfield, D M; Robinson, R A (2004) Gaseous proficiency testing scheme for the STA, round 2. NPL Report. DQL-AS 006
Butterfield, D M; Robinson, R A (2007) Gaseous proficiency testing scheme for the STA. Round 3 final report. NPL Report. AS 14
Butterfield, D M; Swann, N R (1996) Field measurements at Coldstone Quarry, Pateley Bridge, Harrogate. NPL Report. QM 126
Byrne, C*; Brennan, B; Lundy, R*; Bogan, J*; Brady, A*; Gomeniuk, Y Y*; Monaghan, S*; Hurley, P K*; Hughes, G* (2017) Physical, chemical and electrical characterisation of the diffusion of copper in silicon dioxide and prevention via a CuAl alloy barrier layer system. Mater. Sci. Semicond. Process., 63. pp. 227-236.
Carruthers, D J*; Edmunds, H A*; Bennett, M*; Woods, P T; Milton, M J T; Robinson, R A; Underwood, B Y*; Franklin, C J*; Timmis, R* (1997) Validation of the ADMS dispersion model and assessment of its performance relative to R-91 and ISC using archived LIDAR data. International Journal of Environment and Pollution, 8 (3-6). pp. 264-278.
Cavalli, F*; Alastuey, A*; Areskoug, H*; Ceburnis, D*; Cech, J*; Genberg, J*; Harrison, R M*; Jaffrezo, J L*; Kiss, G*; Laj, P*; Mihalpopulos, N*; Perez, N*; Quincey, P; Schwarz, J*; Sellegri, K*; Spindler, G*; Swietlicki, E*; Theodosi, C*; Yttri, K E*; Aas, W*; Putaud, J P* (2016) A European aerosol phenomenology-4: harmonized concentrations of carbonaceous aerosol at 10 regional background sites across Europe. Atmos. Environ., 144. pp. 133-145.
Chambers, S D*; Kim, K H*; Kwon, E E*; Brown, R J C; Griffiths, A D*; Crawford, J* (2017) Statistical analysis of Seoul air quality to assess the efficacy of emission abatement strategies since 1987. Sci. Total Environ., 580. pp. 105-116.
Champion, R*; Brown, R J C; Ficicioglu, F*; Ferrarra, E*; Fisicaro, P*; Mariassy, M*; Spitzer, P* (2008) Protocol for evaluation and calibration of on-site pH measuring equipment. Technical Report.
Chipperfield, M P*; Burton, M*; Bell, W; Paton Walsh, C; Blumenstock, T*; Coffey, MT*; Hannigan, J W*; Mankin, W G*; Galle, B*; Mellqvist, J*; Mahieu, E*; Zander, R*; Notholt, J*; Sen, B*; Toon, G C* (1997) On the use of HF as a reference for the comparison of stratospheric observations and models. J. Geophys. Res., 102 (D11). pp. 12901-19.
Cipcigan, F S*; Sokhan, V P; Jones, A P; Crain, J; Martyna, G J* (2015) Hydrogen bonding and molecular orientation at the liquid-vapour interface of water. Phys. Chem. Chem. Phys., 17 (14). pp. 8660-8669.
Coleman, M D; Brewer, P J; Smith, I M; Harris, P M; Clift, M G; Milton, M J T (2007) Calibration transfer strategy to compensate for instrumental drift in portable quadrupole mass spectrometers. Anal. Chim. Acta, 601 (2). pp. 189-195.
Corns, W T*; Stockwell, P B*; Brown, R J C; Brown, A S (2009) Determination of total mercury in ambient air using amalgamation with atomic fluorescence spectrometry. Int. Enviorn. Technol., 19 (5). pp. 26-27.
Culleton, L P; Brown, A S; Murugan, A; van der Veen, A*; Van Osselen, D*; Ziel, P*; Li, J*; Tuma, D*; Schulz, G*; Näther, S*; Arrhenius, K*; Kühnemuth, D*; Beránek, J*; Fuko, J*; Val'ková, M* (2013) Results of an international comparison on the analysis of real non-conventional energy gases. NPL Report. AS 77
Davenport, A J; Holland, P E; Woods, P T; Milton, M J T (1996) Summary of comparisons of gas standards between NPL and NIST. NPL Report. COEM 20
Davy, P M*; Tremper, A H*; Nicolosi, E M G; Quincey, P; Fuller, G W* (2017) Estimating particulate black carbon concentrations using two offline light absorption methods applied to four types of filter media. Atmos. Environ., 152. pp. 24-33.
Doppelbauer, M J*; Schullian, O*; Loreau, J*; Vaeck, N*; van der Avoird, A*; Rennick, C J; Softley, T P*; Heazlewood, B R (2017) Using a direct simulation Monte Carlo approach to model collisions in a buffer gas cell. J. Chem. Phys., 146 (4). 044302
Downey, M L; Murugan, A; Bartlett, S; Brown, A S (2015) A novel method for measuring trace amounts of total sulphur-containing compounds in hydrogen. J. Chromatography A, 1375. pp. 140-145.
Dumarey, R*; Brown, R J C; Corns, W T*; Brown, A S; Stockwell, P B* (2010) Elemental mercury vapour in air: the origins of the 'Dumarey equation' describing the saturated mass concentration. Accred. Qual. Assur., 15 (7). pp. 409-414.
Ent, H*; van Andel, I*; Heemskerk, M*; van Otterloo, P*; Bavius, W*; Baldan, A*; Horvat, M*; Brown, R J C; Quetel, C R* (2014) A gravimetric approach to providing SI traceability for concentration measurement results of mercury vapor at ambient air levels. Meas. Sci. Technol., 25 (11). 115801
Etchegoin, P*; Cohen, L F*; Hartigan, H; Brown, R J C; Milton, M J T; Gallop, J C (2004) Localized plasmon resonances in inhomogeneous metallic nanoclusters. Chem. Phys. Lett., 383. pp. 577-583.
Ferracci, V; Brown, A S; Harris, P M; Brown, R J C (2013) An investigation of the matrix sensitivity of refinery gas analysis using gas chromatography with flame ionisation detection. NPL Report. AS 82
Ferracci, V; Brown, A S; Harris, P M; Brown, R J C (2015) An investigation of the matrix sensitivity of refinery gas analysis using gas chromatography with flame ionisation detection. J. Chromatography A, 1383. pp. 14-150.
Flores, E*; Viallon, J*; Choteau, T*; Moussay, P*; Wielgosz, R I*; Kang, N*; Kim, B M*; Zalewska, E*; van der Veen, A*; Konopelko, L*; Wu, H*; Han, Q*; Rhoderick, G*; Guenther, F R*; Watanabe, T*; Shimosaka, T*; Kato, K*; Hall, B*; Brewer, P J (2015) International comparison CCQM-K82: methane in air at ambient level (1800 to 2200) nmol/mol. Metrologia, 52 (1A). 08001.
Flores, E*; Viallon, J*; Wielgosz, R*; Fernandez, T*; Rojo, A*; Ramirez, S*; Aoki, N*; Kato, K*; Jeongsoon, L*; Moon, D*; Kim, J S*; Harling, A M; Milton, M J T; Griffith, D*; Smeulders, D*; Chu, P*; Gameson, L*; Botha, A*; Tshilongo, J*; Ntsasa, N G*; Valkova, M*; Konopelko, L*; Kustikov, Y A*; Rumyantsev, D V*; Gromova, E* (2013) Final report on pilot study CCQM-P110: study on the accuracy and uncertainty of FT-IR methods calibrated with synthetic spectra for NO2 concentration measurements. Metrologia, 50 (1A). 08011.
Font, A*; de Hoogh, K*; Leal-Sanchez, M*; Ashworth, D C*; Brown, R J C; Hansell, A L*; Fullre, G W* (2015) Using metal ratios to detct emissions from municipal waste incinerators in ambient air pollution data. Atmos. Environ., 113. pp. 177-186.
Gardiner, T; Milton, M J T; Molero, F*; Woods, P T (1996) Infrared DIAL measurements with injection-seeded OPO. In: Advances in Atmospheric Remote Sensing with Lidar, 1996.
Gardiner, T; Wielgosz, R; Holland, P E; Brown, A; D'Souza, H; Henderson, M (2000) Odour standards, measurements and characterisation. NPL Report. COEM 56
Gardiner, T D (2002) Odour measurement and characterisation. NPL Report. COAM 12
Gardiner, T D; Coleman, M D; Banerji, M; Leggett, G A; Milton, M J T; Woods, P T (2006) Validation of infrared spectroscopic methods for high-accuracy measurements of gases. In: CPEM 2006 Conference on Precision Electromagnetic Measurements, 9-14 July 2006, Torino, Italy.
Gerboles, M*; Buzica, D*; Brown, R J C; Yardley, R E; Hanus-Illnar, A*; Salfinger, M*; Vallant, B*; Adriaenssens, E*; Claeys, N*; Roekens, E*; Sega, K*; Jurasovic, J*; Rychlik, S*; Rabinak, E*; Tanet, G*; Passarella, R*; Pedroni, V*; Karlsson, V*; Alleman, L*; Pfeffer, U*; Gladtke, D*; Olschewski, A*; O'Leary, B*; O'Dwyer, M*; Pockeviciute, D*; Biel-Cwikowska, J*; Tursic, J* (2011) Interlaboratory comparison exercise for the determination of As, Cd, Ni and Pb in PM10 in Europe. Atmos. Environ., 45 (20). pp. 3488-3499.
Gieseking, B*; Brown, A S (2016) Novel algorithm for calculating the methane number of liquefied natural gas with defined uncertainty. Fuel, 185. pp. 932-940.
Goddard, S L; Brown, R J C (2014) Investigation into alternative sample preparation techniques for the determination of heavy metals in stationary source emission samples collected on quartz filters. Sensors, 14 (11). pp. 21676-21692.
Goddard, S L; Brown, R J C; Butterfield, D M; McGhee, E; Robins, C; Brown, A S; Beccaceci, S; Whiteside, K J; Bradshaw, C; Brennan, S (2015) Annual report for 2013 on the UK Heavy Metals Network. NPL Report. ENV 1
Goddard, S L; Brown, R J C; Butterfield, D M; McGhee, E A; Robins, C; Brown, A S; Beccaceci, S; Lilley, A; Bradshaw, C; Brennan, S (2015) Annual report for 2014 on the UK Heavy Metals Monitoring Network. NPL Report. ENV 2
Goody, B A; Milton, M J T (2002) High accuracy gas flow dilutor using mass flow controllers with binary weighted flows. Meas. Sci. Technol., 13. pp. 1138-1145.
Grenfell, R; Brookes, C; Vargha, G; Quincey, P; Milton, M J T; Woods, P T; Harris, P M (2008) EURAMET 886 comparison of multicomponent ambient VOC measurements - Final report. NPL Report. AS 29
Grenfell, R J P; Milton, M J T; Harling, A M; Vargha, G M; Brookes, C; Quincey, P G; Woods, P T (2010) Standard mixtures of ambient volatile organic compounds in synthetic and whole air with stable reference values. J. Geophys. Res., 115. D14302
Halliday, J*; Lewis, A C*; Hamilton, J F*; Rhodes, C*; Bartle, K D*; Homewood, P*; Grenfell, R J P; Goody, B A; Harling, A M; Brewer, P J; Vargha, G; Milton, M J T (2010) Lab-on-a-chip GC for environmental research. LC GC Europe, 23 (10). p. 514.
Haloua, F*; Foulon, E*; El-Harti, E*; Sarge, S M*; Rauch, J*; Neagu, M*; Brown, A S; Tuma, D* (2016) Comparison of traceable methods for determining the calorific value of non-conventional fuel gases. Int. J. Therm. Sci., 100. pp. 438-447.
Harris, P M; Smith, N; Livina, V; Gardiner, T; Robinson, R; Innocenti, F (2016) Estimation of background gas concentration from differential absorption lidar measurements. Atmos. Meas. Tech., 9 (10). pp. 4879-4890.
Hase, F*; Blumenstock, T*; Paton Walsh, C (1999) Analysis of the instrumental line shape of high-resolution Fourier transform IR spectrometers with gas cell measurements and new retrieval software. Appl. Opt., 38 (15). pp. 3417-3422.
Hepburn, C A*; Vale, P*; Brown, A S; Simms, N J*; McAdam, E J* (2015) Development of on-line FTIR spectroscopy for siloxane detection in biogas to enhance carbon contactor management. Talanta, 141. pp. 128-136.
Hill, I*; Milton, M J T (2009) Amount of substance and the mole. Chem. Int., 31 (2).
Hogstrom, R*; Quincey, P; Sarantaridis, D; Luond, F*; Nowak, A*; Riccobono, F*; Tuch, T*; Sakurai, H*; Owen, M*; Heinonen, M*; Keskinen, J*; Yli-Ojanpera, J* (2014) First comprehensive inter-comparison of aerosol electrometers for particle sizes up to 200 nm and concentration range 1000 cm -3 to 17000 cm -3. Metrologia, 51 (3). pp. 293-303.
Holland, P E; Davenport, A J; Uprichard, I J; D'Souza, H; Alphonso, D; Woods, P T; Milton, M J T (2000) The preparation and certification of secondary gas standards by the National Physical Laboratory. NPL Report. COEM 54
Horgan, A M; Moore, J D; Noble, J E; Worsley, G J (2010) Polymer- and colloid-mediated bioassays, sensors and diagnostics. Trends in Biotechnol., 28 (9). pp. 485-494.
Hurtmans, D*; Dufour, G*; Bell, W; Henry, A*; Valentin, A*; Camy-Peyret, C* (2002) Line intensity of R(0) and R(3) of the 12CH4 2 3 band from diode laser spectroscopy. J. Mol. Spectrosc., 215. pp. 1-6.
Innocenti, F; Robinson, R A; Gardiner, T D; Finlayson, A J (2017) Differential Absorption Lidar (DIAL) Quantification of VOC Fugitive Emissions from Small Sources in Los Angeles Area, USA, October 2015. NPL Report. ENV 17
Innocenti, F; Robinson, R A; Gardiner, T D; Finlayson, A J (2017) Differential Absorption Lidar (DIAL) quantification of propane emissions from controlled releases in Anaheim, USA, October 2015. NPL Report. ENV 18
Kabir, E*; Ray, S*; Kim, K-H*; Yoon, H-O*; Jeon, E-C*; Kim, Y S*; Cho, Y-S*; Yun, S-T*; Brown, R J C (2012) Current status of trace metal pollution in soils affected by industrial activities. TheScientificWorld Journal. Article ID: 916705
Kim, K H*; Brown, R J C; Kwon, E*; Kim, I S*; Sohn, J R* (2016) Atmospheric mercury at an urban station in Korea across three decades. Atmos. Environ., 131. pp. 124-132.
Kim, K H*; Jahan, S A*; Kabir, E*; Brown, R J C (2013) A review of airborne polycyclic aromatic hydrocarbons (PAHs) and their human health effects. Environ. Int., 60. pp. 71-80.
Kim, K H*; Kim, Y H*; Kim, B W*; Ahn, J H*; Bae, M S*; Brown, R J C (2014) The reproducibility of indoor air pollution (IAP) measurement: a test case for the measurement of key air pollutants from the pan frying of fish samples. Scientific World Journal. 236501
Kim, K H*; Pandey, S K*; Brown, R J C; Sheu, G R*; Jeon, E C*; Jung, K*; Kang, C H* (2015) Investigation of the relationship between atmospheric mercury and concentrations of key greenhouse gases at a mountainous monitoring site. Environ. Sci. - Process. Impacts, 17 (3). pp. 646-655.
Kim, K H*; Phan, N T*; Kim, Y H*; Yoon, H O*; Brown, R J C (2013) Major sources of uncertainties in the analysis of methhylmercury using gold amalgamation sampling. Anal. Methods, 5 (12). pp. 3068-3073.
Kim, K H*; Yoon, H O*; Brown, R J C; Jeon, E C*; Sohn, J R*; Jung, K*; Park, C G*; Kim, I S* (2013) Simultaneous monitoring of total gaseous mercury at four urban monitoring stations in Seoul, Korea. Atmos. Res., 132. pp. 199-208.
Kim, K H*; Yoon, H O*; Jung, M C*; Oh, J M*; Brown, R J C (2012) A simple approach for measuring emission patterns of vapor phase mercury under temperature-controlled conditions from soil. Scientific World Journal, 2012. 940413
Kim, K-H*; Brown, R J C (2011) Emerging measurement techniques for airborne pollutants. TheScientificWorld Journal, 11. pp. 2599-2601.
Kim, K-H*; Ho, D X*; Brown, R J C; Oh, J-M*; Park, C G*; Ryu, I C* (2012) Some insights into the relationship between urban air pollution and noise levels. Sci. Total Environ., 424. pp. 271-279.
Kim, K-H*; Pandey, S K*; Kabir, E*; Susaya, J*; Brown, R J C (2011) The modern paradox of unregulated cooking activities and indoor air quality. J. Hazard. Mater., 195. pp. 1-10.
Kim, K-H*; Susaya, J*; Sohn, J R*; Brown, R J C (2011) A study of relative performance between direct injection and thermal desorption for several volatile organic acids and reference VOCs by gas chromatography-mass spectrometry. Fresenius Environ. Bull., 20 (11). pp. 2875-2882.
Kim, Y H*; Kim, K H*; Ma, C J*; Shon, Z H*; Park, C G*; Song, S K*; Ro, C U*; Brown, R J C (2014) An investigation into the relationship between the major chemical components of particulate matter in urban air. Chemosphere, 95. pp. 387-394.
Kim, Y H*; Kim, K H*; Szulejko, J E*; Bae, M S*; Brown, R J C (2014) Experimental validation of an effective carbon number-based approach for the gas chromatography-mass spectrometry quantification of compounds lacking authentic standards or surrogates. Anal. Chim. Acta, 830. pp. 32-41.
Kim, Y H*; Kim, K H*; Yoon, H O*; Brown, R J C (2013) The application of gas chromatography-time-of-flight mass spectrometry to the analysis of monomethyl mercury at sub-picogram levels. Microchem. J., 110. pp. 107-112.
Knee, P C (1999) Investigation of the uniformity and ageing of integrating spheres. Anal. Chim. Acta, 380. pp. 391-399.
Kodiyath, R*; Papadopoulos, T A*; Wang, J; Combs, Z A*; Li, H*; Brown, R J C; Bredas, J L*; Tsukruk, V V* (2012) Silver-decorated cylindrical nanopores: Combining the third dimension with chemical enhancement for efficient trace chemical detection with SERS. J. Phys. Chem. C, 116 (26). pp. 13917-13927.
Kodiyath, R*; Wang, J; Combs, Z A*; Chang, S*; Gupta, M K*; Anderson, K D*; Brown, R J C; Tsukruk, V V* (2011) SERS effects in silver-decorated cylindrical nanopores. Small, 7 (24). pp. 3452-3457.
Kovacich, R P*; Martin, N A; Clift, M G; Stocks, C*; Gaskin, I*; Hobby, J* (2006) Highly accurate measurement of oxygen using a paramagnetic sensor. Meas. Sci. Technol., 17. pp. 1579-1585.
Kumar, N*; Rae, A; Roy, D (2014) Accurate measurement of enhancement factor in tip-enhanced Raman spectroscopy through elimination of far-field artefacts. Appl. Phys. Lett., 104 (12). 123106
Kumar, P*; Deep, A*; Kim, K H*; Brown, R J C (2015) Coordination polymers: opportunities and challenges for monitoring volatile organic compounds. Prog. Polym. Sci., 45. pp. 102-118.
Kumar, P*; Kim, K H*; Kim, Y H*; Szulejko, J E*; Brown, R J C (2016) A review of metal organic resins for environmental applications. J. Hazard. Mater., 320. pp. 234-240.
Lee, S*; Heo, G S*; Kim, Y*; Oh, S*; Han, Q*; Wu, H*; Konopelko, L A*; Kustikov, Y A*; Kolobova, A V*; Efremova, O V*; Pankratov, V V*; Pavlov, M V*; Culleton, L P; Brown, A S; Brookes, C; Li, J R*; Ziel, P R*; van der Veen, A M H* (2016) International key comparison CCQM-K94 (10 µmol/mol dimethyl sulfide in nitrogen). Metrologia, 53 (1A). 08002.
Leggett, G (2004) Inter-laboratory odour measurement: an olfactometry proficiency testing scheme. In: Environmental Odour Management International Conference, 17-19 November 2004, Cologne.
Lewis, A C*; Hamilton, J F*; Rhodes, C N*; Halliday, J*; Bartle, K D*; Homewood, P*; Grenfell, R J P*; Goody, B; Harling, A M; Brewer, P; Vargha, G; Milton, M J T (2010) Microfabricated planar glass gas chromatography with photoionization detection. J. Chromatography A, 1217 (5). pp. 768-774.
Lorenz, M; Shard, A G; Counsell, J D P*; Hutton, S*; Gilmore, I S (2016) Angular distribution of molecules sputtered by gas cluster ion beams and implications for secondary neutral mass spectrometry. J. Phys. Chem. C, 120 (44). p. 25317.
Maher, R C*; Cohen, L F*; Etchegoin, P*; Hartigan, H J N; Brown, R J C; Milton, M J T (2004) Stokes/anti-stokes anomalies under surface enhanced Raman scattering conditions. J. Chem. Phys., 120 (24). pp. 11746-11753.
Maher, R C*; Dalley, M*; Le Ru, E C*; Cohen, L F*; Etchegoin, P G*; Hartigan, H; Brown, R J C; Milton, M J T (2004) Physics of single molecule fluctuations in surface enhanced Raman spectroscopy active liquids. J. Chem. Phys., 121 (18). pp. 8901-8910.
Maher, R C*; Hou, J*; Cohen, L F*; Le Ru, E C*; Hadfield, J M*; Harvey, J E*; Etchegoin, P G*; Liu, FM*; Green, M*; Brown, R J C; Milton, M J T (2005) Resonance contributions to anti-Stokes/Stokes ratios under surface enhanced Raman scattering conditions. J. Chem. Phys., 123. 084702
Martin, N A; Goody, B A; Wang, J; Milton, M J T (2012) Accurate and adjustable calibration gas flow by switching permeation and diffusion devices. Meas. Sci. Technol., 23 (10). 105005
Martin, N A; Helmore, J J; White, S*; Snook, I L B; Parish, A*; Gates, L S* (2014) Measurement of nitrogen dioxide diffusive sampling rates for Palmes diffusion tubes using a controlled atmosphere test facility (CATFAC). Atmos. Environ., 94. pp. 529-537.
Martin, N A; Marlow, D J; Henderson, M H; Goody, B A (2002) Determination of the benzene diffusive uptake rate for the sorbent Carbopack X employed in Perkin Elmer type samplers. The Diffusive Monitor (13). pp. 9-11.
Martin, N A; Swann, N R W; Driskell, N T*; Allott, T P*; Noyes, P A*; Bell, W; Paton Walsh, C; Woods, P T (1996) Final report to the EC (NPL contribution), contract no. EV5V-93- 0350. Ground based atmospheric trace gas measurements by tunable laser heterodyne spectrometry in the mid-infrared. NPL Report. QM 121
Millichamp, J*; Ali, E*; Brandon, N P*; Brown, R J C; Hodgson, D*; Kalyvas, C*; Manos, G*; Brett, D J L* (2011) Application of a GaPO4 crystal microbalance for the detection of coke formation in high temperature reactors and solid oxide fuel cells. Indust. Eng. Chem. Res., 50 (13). pp. 8371-8375.
Millichamp, J*; Mason, T J*; Brandon, N P*; Brown, R J C; Maher, R C*; Manos, G*; Neville, T P*; Brett, D J L* (2013) A study of carbon deposition on solid oxide fuel cell anodes using electrochemical impedance spectroscopy in combination with a high temperature crystal microbalance. J. Power Sources, 234. pp. 14-19.
Milton, M J; Gardiner, T D; Chourdakis, G; Woods, P T (1994) Injection seeding of an infrared optical parametric oscillator with tunable diode laser. Opt. Lett., 19 (4). pp. 281-283.
Milton, M J T (2002) Bayesian method for combining the results of repeated measurements with application to key comparison reference values. In: Joint BIPM - NPL Workshop on the impact of information technology in metrology, 16-19 September 2002, NPL, UK.
Milton, M J T (2002) Infrared and ultraviolet DIAL for remote emission sensing. In: Optical Methods in Atmospheric Analysis, WE-Heraeus Seminar 286, 14-18 October 2002, Bad Honnef , Germany.
Milton, M J T (2011) Reasonable scope for change. Accred. Qual. Assur., 16 (11). pp. 575-576.
Milton, M J T (2004) Remote gas sensing - Overview. In: Encylopedia of Analytical Science (second edition). Elsevier. ISBN 0127641009
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Milton, M J T (1996) Requirements for gas standards in the waste management industry. NPL Report. QM 125
Milton, M J T (1995) Tunable lasers for DIAL applications. Rev. Laser Eng., 23 (2). pp. 93-96.
Milton, M J T (2013) The mole, amount of substance and primary methods. Metrologia, 50 (2). pp. 158-163.
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Milton, M J T (2000) pH measurements by a primary method. In: Metrologia 2000, December 2000, Sao Paulo.
Milton, M J T; Brookes, C; Heine, H,-J*; Mace, T*; Botha, A*; Castanheira, I*; Musil, S*; Andersson, L*; Konopelko, L*; Knuuttila, J* (2002) Key comparison: final report of key comparison EUROMET.QM-K4 (ethanol in air): EUROMET Project 580. Metrologia, 39 (Suppl.). p. 8008.
Milton, M J T; Brookes, C; Heine, H-J*; Mace, T*; Botha, A*; Castanheira, I*; Musil, S*; Andersson, L*; Konopelko, L*; Knuuttila, J* (2002) Final report of key comparison EUROMET.QM-K4 (ethanol in air) EUROMET project 580. Draft B. NPL Report. COAM 8
Milton, M J T; Brookes, C; Marschal, A*; Guenther, F*; de Leer, E*; Zhen, W L*; Takahashi, C*; Deak, E*; Kustikov, Y* (2001) Final report of key comparison CCQM-K4 (ethanol in air). NPL Report. COEM 59
Milton, M J T; Brown, A; Woods, P T (2002) Natural gas standards at the National Physical Laboratory. In: 2nd International Gas Analysis Symposium, 31 January - 1 February 2002, Maastricht.
Milton, M J T; Cox, M G (2003) Evaluating degrees of equivalence using 'exclusive' statistics. Metrologia, 40. L1-L2.
Milton, M J T; Gardiner, T; Chourdakis, G*; Woods, P T (1994) Injection seeding of an infrared optical parametric oscillator with a tunable diode laser. Opt. Lett., 19 (4). pp. 281-283.
Milton, M J T; Gardiner, T; Molero, F*; Galech, J* (1997) Injection-seeded optical parametric oscillator for range-resolved DIAL measurements of atmospheric methane. Opt. Commun., 142 (1-3). pp. 153-160.
Milton, M J T; Gardiner, T D; Woods, P T (1994) A tunable injection-seeded optical parametric oscillator between 10526 µm and 10578 µm. Proceedings of the Optical Society of America., 20. pp. 451-453.
Milton, M J T; Guenther, F*; Miller, W R*; Brown, A S (2006) Validation of the gravimetric values and uncertainties of independently prepared primary standard gas mixtures. Metrologia, 43. L7-L10
Milton, M J T; Harris, P M; Brown, A S; Cowper, C J* (2009) Normalisation of measured natural gas composition data measured by gas chromatography. Meas. Sci. Technol., 20 (2). 025101
Milton, M J T; Harris, P M; Smith, I M; Brown, A S; Goody, B A (2006) Implementation of a generalized least-squares method for determining calibration curves from data with general uncertainty structures. Metrologia, 43. S291-S298
Milton, M J T; Holland, P E; Davenport, A J; Brookes, C; Woods, P T (2001) Sources of uncertainty in the gravimetric preparation of a binary gas standard on a twin-pan balance. NPL Report. COEM 60
Milton, M J T; Marschal, A* (2001) Frequently-asked questions about primary methods of measurement in chemical analysis. Accred. Qual. Assur., 4. pp. 270-271.
Milton, M J T; Mills, I M* (2009) Amount of substance and the mole. Chimia, 63 (10). pp. 613-615.
Milton, M J T; Mills, I M* (2009) Amount of substance and the proposed redefinition of the mole. Metrologia, 46 (3). pp. 332-338.
Milton, M J T; Quinn, T J* (2001) Primary methods for the measurement of amount of substance. Metrologia, 38. pp. 289-296.
Milton, M J T; Vargha, G; Brown, A S (2004) From normalisation to harmonisation: new methods for reducing the variability in GC analysis of natural gas. In: 3rd International Gas Analysis Symposium, 6-8 October 2004, Amsterdam, Neatherlands.
Milton, M J T; Vargha, G M; Brown, A S (2011) Gravimetric methods for the preparation of standard gas mixtures. Metrologia, 48 (5). R1-R9.
Milton, M J T; Wang, J (2006) Application of the IDMS curve method to analytical measurement. Accred. Qual. Assur., 11. pp. 195-198.
Milton, M J T; Wang, J (2002) High accuracy method for isotope dilution mass spectrometry with application to the measurement of carbon dioxide. Int. J Mass Spectrom., 218 (1). pp. 63-73.
Milton, M J T; Wang, J (2003) High accuracy method for the application of isotope dilution to gas chromatography/mass spectrometric analysis of gases. Rapid Commun. Mass Spectrom., 17. pp. 2621-2625.
Milton, M J T; Wang, J (2004) High-accuracy gas analysis by IDMS. In: 3rd International Gas Analysis Symposium, 6-8 October 2004, Amsterdam, Neatherlands.
Milton, M J T; Wang, J; Goody, B (2002) Advances in the validation and comparison of primary standard gas mixtures. In: 2nd International Gas Analysis Symposium, 31 January - 1 February 2002, Maastricht.
Milton, M J T; Wang, J; Harris, P M (2002) Implementation of isotop dilution mass spectrometry with one, two and three reverse steps. NPL Report. COAM 7
Milton, M J T; Wielgosz, R I (2000) Uncertainty in SI-traceable measurements of amount of substance by isotope dilution mass spectrometry. Metrologia, 37. pp. 199-206.
Milton, M J T; Wielgosz, R I* (2002) Use of the international system of units (SI) in isotope ratio mass spectrometry. Rapid Commun. Mass Spectrom., 16. pp. 2201-2204.
Milton, M J T; Williams, J M; Forbes, A B (2010) The quantum metrology triangle and the redefinition of the SI ampere and kilogram; analysis of a reduced set of observational equations. Metrologia, 47 (3). pp. 279-286.
Milton, M J T; Woods, P T; Holland, P E (2002) Uncertainty reduction due to correlation effects in weighing during the preparation of primary gas standards. Metrologia, 39. pp. 97-99.
Milton, M J T; Woods, P T; Nettleton, D H (1999) National measurement standards and systems for chemistry. In: National Measurement Conference (NMC) 1999, November 1999, Brighton, UK.
Milton, M J T; Woods, P T; Nettleton, D H (2004) Requirements of EU directives for gas analysis through ISO 17025 and traceability to National Metrology Institutes. In: 2004 National Conference of Standards Laboratories (NCSLI), July 2004, Salt lake City, USA.
Milton, M J T; Woods, P T; Partridge, R H; Goody, B A (1995) Calibration of DIAL and open path systems using external gas cells. Proc. SPIE - Int. Soc. Opt. Eng., 2506. pp. 680-688.
Minarro, M D; Brown, R J C; Brewer, P J (2013) Review of existing methods for generating dynamic reference standards of key airborne molecular contaminants. NPL Report. AS 81
Mittal, L A*; Green, D C*; Sweeney, B P; Quincey, P G; Fuller, G W* (2013) Sampling system influence on gaseous air pollution measurements. Atmos. Environ., 79. pp. 406-410.
Muhunthan, D; Yardley, R E; Butterfield, D M (2008) Report on the organic carbon/elemental carbon (OC/EC) and anion analysis of filter PM samples from Auchencorth Moss. NPL Report. AS 21
Murugan, A; Brown, A S (2014) Advancing the analysis of impurities in hydrogen by use of a novel tracer enrichment method. Anal. Methods, 6 (15). pp. 5472-5482.
Murugan, A; Brown, A S (2015) Review of purity analysis methods for performing quality assurance of fuel cell hydrogen. Int. J. Hydrog. Energy, 40 (11). pp. 4219-4233.
Nettleton, D H (1999) VAM workshop on traceability in analytical measurements. NPL Report. COEM 39
Newland, M J*; Martinerie, P*; Witrant, E*; Helmig, D*; Worton, D R; Hogan, C*; Sturges, W T*; Reeves, C E* (2017) Changes to the chemical state of the Northern Hemisphere atmosphere during the second half of the twentieth century. Atmos. Chem. Phys., 17 (13). pp. 8269-8283.
Nguyen, H T*; Kwon, E E*; Kim, K H*; Pandey, S K*; Chambers, S*; Kumar, P*; Kang, C H*; Cho, S J*; Oh, J M*; Brown, R J C (2017) Factors regulating the distribution of O-3 and NOx at two mountainous sites in Seoul, Korea. Atmos. Pollution Res., 8 (2). pp. 328-337.
Nisato, G*; Klumbies, H*; Fahlteich, J*; Muller-Meskamp, L*; van de Weijer, P*; Bouten, P*; Boeffel, C*; Leunberger, D*; Graehlert, W*; Edge, S*; Cros, S*; Brewer, P; Kucukpinar, E*; de Girolamo, J*; Srinivasan, P* (2014) Experimental comparison of high-performance water vapor permeation measurement methods. Organic Electron., 15 (12). pp. 3746-3755.
Oudwater, R J*; van Wijk, J I T*; Persijn, S*; Wessel, R M*; van der Veen, A M H*; Mace, T*; Sutour, C*; Couette, J*; Milton, M J T; Harling, A M; Vargha, G; Uprichard, I; Haerri, H P*; Niederhauser, B*; Tuma, D*; Maiwald, M*; Boissiser, C* (2013) Final report on EURAMET.QM-S8: Analysis of impurities in pure and balance gases used to prepare primary standard gas mixtures by gravimetric method. Metrologia, 50 (1A). 08023.
Pandey, S K*; Kim, K-H*; Brown, R J C (2011) Measurement techniques for mercury species in ambient air. Trends in Analytical Chemistry, 30 (6). pp. 899-917.
Pandey, S K*; Kim, K-H*; Brown, R J C (2011) A review of techniques for the determination of polycyclic aromatic hydrocarbons in air. TRAC Trends Anal. Chem., 30 (11). pp. 1716-1739.
Partridge, R H; Alphonso, D; Brookes, C; Butterfield, D M; D'Souza, H (1996) Multicomponent reference gas mixtures for the measurement of total organic carbon emissions from combustion sources. NPL Report. QM 118
Partridge, R H; Alphonso, D; Brookes, C; Butterfield, D M; D'Souza, H (1994) Provision of multicomponent hydrocarbon test mixtures and authentic air samples in a second intercomparison campaign to assess the measurement accuracy of laboratories carrying out VOC determinations in the European Community: report of work performed under EC contracts No. B4-3040/92/016847 and No. 5257-93-04 PC ISP GB. NPL Report. QU 103
Paton Walsh, C; Bell, W; Gardiner, T D; Swann, N R; Howieson, I (2000) Assessment of stratospheric composition. NPL Report. COEM 42
Paton-Walsh, C; Mittermeier, R L*; Bell, W; Fast, H*; Jones, N B*; Meier, A* (2008) An intercomparison of ground-based solar FTIR measurements of atmospheric gases at Eureka, Canada. J. Atmos. Ocean. Technol., 25 (11). pp. 2028-2036.
Penkett, S*; Gilge, S*; Plass-Duelmer, C*; Galbally, I*; Brough, N*; Bottenheim, J*; Flocke, F*; Gerwig, H*; Lee, J*; Milton, M J T; Rohrer, F*; Ryerson, T*; Steinbacher, M*; Torseth, K*; Wielgosz, R* (2011) WMO/GAW Expert workshop on global long-term measurements of nitrogen oxides and recommendations for GAW nitrogen oxides network. Technical Report.
Pogany, A*; Balslev-Harder, D*; Braban, C F*; Cassidy, N; Ebert, V*; Ferracci, V; Hieta, T*; Leuenberger, D*; Martin, N A; Pascale, C*; Peltola, J*; Persijn, S*; Tiebe, C*; Twigg, M M*; Vaittinen, O*; van Wijk, J*; Wirtz, K*; Niederhauser, B* (2016) A metrological approach to improve accuracy and reliability of ammonia measurements in ambient air. Meas. Sci. Technol., 27 (11). 115012
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Quetel, C R*; Zampella, M*; Brown, R J C; Ent, H*; Horvat, M*; Paredes, E*; Tunc, M* (2014) International system of units traceable results of Hg mass concentration at saturation in air from newly developed measurement procedure. Anal. Chem., 86 (15). pp. 7819-7827.
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Quincey, P; Beccaceci, S; Butterfield, D M; Sarantaridis, D*; Tompkins, J (2013) Aerosol metrology supporting air quality monitoring in the United Kingdom and Europe. MAPAN, J. Metrol. Soc. India, 28 (3). pp. 145-152.
Quincey, P; Gardiner, T D; Woods, P T (1998) Requirements for gas concentration standards for odour measurements, and availibility of electron tunnelling spectra of odorous compounds. NPL Report. COEM 15
Quincey, P; Woods, P T; Nettleton, D H (1994) Pinning gas analysis to firm foundations. Laboratory News, 516 (VAM in). 6 - 7.
Quincey, P G (2013) Planck's constant as a natural unit of measurement. Phys. Educ., 48 (5). pp. 597-600.
Quincey, P G (2016) The range of options for handling plane angle and solid angle within a system of units. Metrologia, 53 (2). pp. 840-845.
Quincey, P G; Sarantaridis, D; Tuch, T*; Yli-Ojanperä, J*; Högström, R*; Lüönd, F*; Nowak, A*; Jordan-Gerkens, A*; Riccobono, F*; Iida, K*; Sakurai, H*; Owen, M* (2014) EURAMET Comparison 1282: Comparison of condensation particle counters. Final Report. NPL Report. AS 94
Quincey, P G; Sarantaridis, D; Yli-Ojanperä, J*; Keskinen, J*; Högström, R*; Heinonen, M*; Lüönd, F*; Nowak, A*; Riccobono, F*; Tuch, T*; Sakurai, H*; Owen, M* (2014) EURAMET comparison 1244. Comparison of aerosol electrometers (Final Report). NPL Report. AS 85
Rahman, M M*; Brown, R J C; Kim, K H*; Yoon, H O*; Phan, N T* (2013) Evaluation of the memory effect on gold-coated silica adsorption tubes used for the analysis of gaseous mercury by cold vapor atomic absorption spectrometry. Scientific World Journal. 763893
Rahman, M M*; Kim, K H*; Brown, R J C; Bae, I S*; Park, C G* (2014) PCDD and PCDF concentrations in a traffic tunnel environment. Sci. Total Environ., 493. pp. 773-780.
Rahman, M M*; Shon, Z H*; Ma, C J*; Brown, R J C; Pandey, S K*; Park, C G*; Bae, I S*; Sohn, J R*; Yoon, H O*; Kim, K H* (2014) Partitioning of dioxins (PCDDs/Fs) in ambient air at urban residential locations. Int. J. Environ. Sci. Technol., 11 (7). pp. 1897-1910.
Rhoderick, G C*; Duewer, D L*; Apel, E*; Baldan, A*; Hall, B*; Harling, A M; Helmig, D*; Heo, G S*; Hueber, J*; KIm, M E*; Kim, Y D*; Miller, B*; Montzka, S*; Riemer, D* (2014) International comparison of a hydrocarbon gas standard at the picomol per mol level. Anal. Chem., 86 (5). pp. 2580-2589.
Robinson, R A; Woods, P T; Gardiner, T; Swann, N R W; Partridge, R H; Andrews, A; Goody, B* (1995) Measurements of the emissions of volatile organic compounds produced by a retail petrol-filling station. NPL Report. QM 112
Roy, D; Wang, J; Williams, C* (2009) Novel methodology for estimating the enhancement factor for tip-enhanced Raman spectroscopy. J. Appl. Phys., 105 (1). 013530
Saha, S K*; Jo, S H*; Song, H N*; Brown, R J C; Kim, K H* (2012) Contrasting recovery patterns of 2, 4-dinitrophenylhydrazones (DNPH) derivative of carbonyls between liquid and gas phase standards using HPLC-based analysis. Atmos. Environ., 62. pp. 562-565.
Sarantaridis, D; Goddard, S L; Hussain, D; Whiteside, K J; Hughey, P; Brown, A S; Brown, R J C; Brennan, S (2014) Annual Report for 2012 on the UK PAH monitoring and analysis network. NPL Report. AS 84
Seah, M P; Spencer, S J (2003) Ultrathin Sio2 on Si. I quantifying and removing carbonaceous contamination. J. Vac. Sci. Technol. A, 21 (2). pp. 345-352.
Seitz, S*; Spitzer, P*; Brown, R J C (2010) CCQM-P111 study on traceable determination of practical salinity and mass fraction of major seawater components. Accred. Qual. Assur., 15 (1). pp. 9-17.
Sharma, A P*; Kim, K H*; Ahn, J W*; Shon, Z H*; Sohn, J R*; Lee, J H*; Ma, C J*; Brown, R J C (2014) Ambient particulate matter (PM10) concentrations in major urban areas of Korea during 1996-2010. Atmos. Pollution Res., 5 (1). pp. 161-169.
Slemr, J*; Slemr, F*; D'Souza, H; Partridge, R (2004) Study of the relative response factors of various gas chromatography-flame ionisation detector systems for measurement of C2-C9 hydrocarbons in air. Journal of Chromatography A, 1061. pp. 75-84.
Slemr, J*; Slemr, F*; Partridge, R H; D'Souza, H; Schmidbauer, N* (2002) Accurate measurements of hydrocarbons in the atmosphere (AMOHA): three European intercomparisons. J. Geophys. Res., 107 (D19). ACH 15-1 - 15-25
Spitzer, P*; Seitz, S*; Brown, R J C (2008) Consistency of practical salinity measurement traced to primary conductivity standards: EUROMET project 918. Accred. Qual. Assur., 13 (10). pp. 601-605.
Stoica, D*; Brewer, P J; Brown, R J C; Fisicaro, P* (2011) Influence of fabrication procedure on the electrochemical performance of Ag/AgCl reference electrodes. Electrochim. Acta, 56 (27). pp. 10009-10015.
Stosch, R*; Yaghobian, F*; Weimann, T*; Brown, R J C; Milton, M J T; Guttler, B* (2011) Lithographical gap-size engineered nanoarrays for surface-enhanced Raman probing of biomarkers. Nanotechnology, 22 (10). 105303
Sweeney, B P; Butterfield, D M (2012) Site suitability assessment of proposed black carbon network sites. NPL Report. AS 67
Sweeney, B P; Milton, M J T; Butterfield, D M; Woods, P T (2002) Comparison of national photometric ozone primary standards: Euromet project 414. NPL Report. COAM 15
Sweeney, B P; Quincey, P G; Green, D*; Fuller, G W* (2015) Quantifying the impact of nitric oxide calibration gas mixture oxidation on reported nitrogen dioxide concentration. Atmos. Environ., 105. pp. 169-172.
Szulejko, J E*; Kim, K H*; Brown, R J C; Bae, M S* (2014) Review of progress in solvent-extraction techniques for the determination of polyaromatic hydrocarbons as airborne pollutants. TRAC Trends Anal. Chem., 61. pp. 40-48.
Tantra, R; Brown, R J C; Milton, M J T (2007) Using principal component analysis in the evaluation of SERS-active substrates. In: Abstract Book of Colloquium Spectroscopicum Internationale XXXV, 2007, Xiamen, China.
Tantra, R; Brown, R J C; Milton, M J T; Gohil, D D (2008) A practical method to fabricate gold substrates for surface-enhanced raman spectroscopy. Appl. Spectrosc., 62 (9). pp. 992-1000.
Tulip, P R*; Gregor, C R*; Troitzsch, R Z*; Martyna, G J*; Cerasoli, E; Tranter, G*; Crain, J (2010) Conformational plasticity in an HIV-1 antibody epitope. J. Phys. Chem. B, 114 (23). pp. 7942-7950.
Ulberth-Buchgraber, M*; Potalivo, M*; Held, A*; Baldan, A*; van der Veen, A M H*; Ent, H*; Cunha, V S*; Daroda, R J*; Lang, B*; Schantz, M*; Hearn, R*; Brown, R J C; Brewer, P J (2013) The BIOREMA project - part 2: International interlaboratory comparison for biodiesel test methods. Accred. Qual. Assur., 18 (1). pp. 29-39.
Valkiers, S*; Varlam, M*; Ruße, K*; Berlund, M*; Taylor, P*; Wang, J; Milton, M J T; De Bièvre, P* (2007) Preparation of synthetic isotope mixtures for the calibration of carbon and oxygen isotope ratio measurement (in carbon dioxide) to the SI. Int. J Mass Spectrom., 264 (1). pp. 10-21.
Vargha, G; Milton, M J T; Cox, M G; Kamvissis, S (2005) Harmonisation of coupled calibration curves to reduce correlated effects in the analysis of natural gas by gas chromatography. Journal of Chromatography A, 1062. pp. 239-245.
Vargha, G; Milton, M J T; Heine, H-J*; Martin, B*; Pérez Castorena, A*; Serrano Caballero, V*; Rangel Murillo, F*; Avila Salas, M*; Ramírez Nambo, C*; Pérez Urquiza, M*; Carbajal Alarcón, C*; Jin Chun Woo*,, ; Mace, T*; van der Veen, A*; Wessel, R*; Ziel, P*; Smeulders, D*; Matsumoto, N*; Konopelko, L*; Kustikov, Y* (2007) A preparative comparison using the 'harmonisation' method on standards of synthetic natural gas (CCQM-P87). NPL Report. AS 13
Vellingiri, K*; Kim, K H*; Ma, C J*; Kang, C-H*; Lee, J H; Kim, I S*; Brown, R J C (2015) Ambient particulate matter in a central urban atea of Seoul, Korea. Chemosphere, 119. pp. 812-819.
Vellingiri, K*; Kim, K-H*; Jeon, J Y*; Brown, R J C; Jung, M C* (2015) Changes in NOx and O-3 concentrations over a decade at a central urban area of Seoul, Korea. Atmos. Environ., 112. pp. 116-125.
Vellingiri, K*; Szulejko, J E*; Kumar, P*; Kwon, E E*; Kim, K H*; Deep, A*; Boukhvalov, D W*; Brown, R J C (2016) Metal organic frameworks as sorption media for volatile and semi-volatile organic compounds at ambient conditions. Sci. Rep., 6. p. 27813.
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van der Veen, A M H*; Ent, H*; Baldan, A*; da Cunha, V S*; Daroda, R J*; Lang, B*; Schantz, M*; Ulberth-Buchgraber, M*; Held, A*; Hearn, R*; Brown, R J C; Brewer, P J (2013) The BIOREMA project - part 3: International interlaboratory comparison for bio-ethanol test methods. Accred. Qual. Assur., 18 (1). pp. 41-50.
Wang, J; Gardiner, T D; Milton, M J T (2000) Characterisation of potassium titanyl phosphate and potassium niobate crystals in an infrared OPO. NPL Report. COEM 46
Williams, C*; Roy, D (2008) Fabrication of gold tip suitable for tip-enhanced Raman spectroscopy. J. Vac. Sci. Technol. B, 26 (5). pp. 1761-1764.
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Woods, P T; Jolliffe, B W; Robinson, R A; Swann, N R; Gardiner, T; Andrews, A; Milton, M J T; Warmsley, H* (1995) Measurements at a chemical works to improve the UK emission inventory of volatile organic compounds for the petrochemical industry. NPL Report. QM 108
Woods, P T; Milton, M J T; Bell, W; Partridge, R H; Martin, N A; Gardiner, T; Robinson, R A; Swann, N R W; D'Souza, H (1994) Advanced remote monitoring techniques for atmospheric measurements. NPL Report. QU 102
Woods, P T; Partridge, R H; Milton, M J T; Quincey, P (1996) Gas standards and calibration techniques for measurements of air quality, occupational exposure and industrial emission. ESARDA Bull., 27. p. 47.
Woolley, A M; Sweeney, B P; Butterfield, D M (2002) UK automatic rural network: ratification report for January to June 2002. NPL Report. COAM 14
Yan, W B*; Chen, Y*; Krusen, C*; Woods, P T (2008) Development and applications of continuous-wave cavity ring-down spectroscopy. Int. J. Thermophysics, 29 (5). pp. 1567-1577.
Zhou, Z Y*; Han, Q*; Wang, D F*; Mace, T*; Kipphardt, H*; Maiwald, M*; Tuma, D*; Uehara, S*; Akima, D*; Shimosaka, T*; Jung, J*; Oh, S H*; van der Veen, A*; van Wijk, A I T*; Ziel, P R*; Konopelko, L*; Valkova, M*; Mogale, D M*; Botha, A*; Brewer, P; Murugan, A; Minnaro, M D; Miller, M; Guenther, F*; Kelly, M E* (2016) International comparison CCQM-K101: oxygen in nitrogen - a track B comparison and that the matrix contains argon. Metrologia, 53 (1A). 08013.