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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 (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.
Azzouz, A; Kejji, L; Kim, K H; Kukkar, D; Souhail, B; Bhardwaj, N; Brown, R J C; Zhang, W (2022) Advances in surface plasmon resonance-based biosensor technologies for cancer biomarker detection. Biosensors & Bioelectronics, 197. 113767
Bacquart, T; Moore, N; Wilmot, R; Bartlett, S; Morris, A S O; Olden, J; Becker, H; Aarhaug, T A; Germe, S; Riot, P; Murugan, A; Mattelaer, V (2021) Hydrogen for Maritime Application-Quality of Hydrogen Generated Onboard Ship by Electrolysis of Purified Seawater. Processes, 9 (7). 1252
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.
Bansal, V; Hashemi, B; Raza, N; Kim, K-H; Raza, W; Kumar, P; Brown, R J C (2020) Review of the Analytical Methods for and Clinical Impact of Additives and Flavors Used in Electronic Cigarettes. Exposure and Health, 12. pp. 593-615. ISSN 2451-9766
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
Bharath, V J; Jervis, J R; Bailey, J J; Engebretsen, E; Neville, T P; Millichamp, J; Mason, T; Shearing, P R; Brown, R J C; Manos, G; Brett, D J L (2017) Effect of humidity on the interaction of CO2 with alkaline anion exchange membranes probed using the quartz crystal microbalance. International Journal of Hydrogen Energy, 42 (38). pp. 24301-24307.
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.
Bhogal, S; Mohiuddin, I; Kaur, K; Lee, J; Brown, R J C; Malik, A K; Kim, K H (2021) Dual-template magnetic molecularly imprinted polymer-based sorbent for simultaneous and selective detection of phenolic endocrine disrupting compounds in foodstuffs. Environmental Pollution, 275. 116613 ISSN 02697491
Blattner, P; Brown, R J C (2024) Relating SI units to the ‘defining constants’. Metrologia, 61 (4). 043001
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; 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; 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; 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; 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.
Brown, A (ed) (2006) Proposals for the 2006-2009 Valid Analytical Measurement (VAM) Physical Programme. Version for public comment. NPL Report. DQL-AS 025
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; 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; 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, 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 (2023) Correspondence on “An International Study Evaluating Elemental Analysis”. ACS Central Science, 9 (4). pp. 600-601.
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 (2022) Headline of the fifty-year newspaper: ‘Metrology, a multilateral endeavour, facilitates reproducibility in science’. Measurements, 203. 112004
Brown, R J C (2023) Non-SI units in the SI and their use with SI prefixes. Metrologia, 60 (5). 053001
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 (2019) On the nature of SI prefixes and the requirements for extending the available range. Measurement, 137. pp. 339-343. ISSN 02632241
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 (2018) The evolution of chemical metrology: distinguishing between amount of substance and counting quantities, now and in the future. Metrologia, 55 (3). L25-L33. ISSN 0026-1394
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 (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; Beccaceci, S; Butterfield, D M; Quincey, P G; Harris, P M; Maggos, T; Panteliadis, P; John, A; Jedynska, A; Kuhlbusch, T A J; Putaud, J P; Karanasiou, A (2017) Standardisation of a European measurement method for organic carbon and elemental carbon in ambient air: results of the field trial campaign and the determination of a measurement uncertainty and working range. Enviornmental Science - Processes & Impacts, 19 (10). pp. 1249-1259.
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 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; 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; Brewer, P J; Pramann, A; Reinitz, O; Guttler, B (2021) Redefinition of the mole in the revised international systems of units and the ongoing importance of metrology for accurate chemical measurement. Analytical Chemistry, 93 (36). pp. 12147-12155.
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; 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; Goddard, S L; Williams, K R; Robins, C; Butterfield, D M; Brown, A S (2022) Falling nickel concentrations in ambient air in South Wales – 50 years of progress. Environmental Science: Processes & Impacts, 24 (10). pp. 1821-1829.
Brown, R J C; Guttler, B; Neyezhmakov, P; Stock, M; Wielgosz, R I; Kuck, S; Vasilatou, K (2023) Report of the CCU/CCQM Workshop on “The metrology of quantities which can be counted”. Metrology, 3 (3). pp. 309-324.
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; Kim, K H (2021) A combined volume correction and standard addition step to simplify environmental chemical analysis. Chemometrics and Intelligent Laboratory Systems, 217. 104397
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; Martin, N A (2023) How standardizing ‘low-cost’ air quality monitors will help measure pollution. Nature Reviews Physics, 5. pp. 139-140.
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 (2004) Demonstration of the micro-porous structure of silver/silver chloride electrodes and the implications for Harned Cell operation. NPL Report. DQL-AS 001
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 (2003) Towards an improved determination of the Avogadro constant. NPL Report. COAM 17
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 J* (2003) Improved methodology for high accuracy titration of HCl and experimental demonstration of equivalence with coulometry. NPL Report. COAM 18
Brown, R J C; Milton, M J T; Yardley, R E; Brown, A S; Rivier, C*; Yardin, C* (2005) Analytical methodologies with very low blank levels: implications for practical and empirical evaluations of the limit of detection. NPL Report. DQL-AS 014
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.
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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.
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; Brown, R J C (2012) Polycyclic aromatic hydrocarbons in Northern Ireland. NPL Report. AS 66
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.
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.
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; Robinson, R A; Brookes, A; Camm, R (2005) Optimisation of a carbon bed adsorber plant using FTIR. NPL Report. DQL-AS 003
Coleman, M; Robinson, R A; Mortimer, H (2005) Measurement performed at a fibreglass manufacturing plant using FTIR spectroscopy and wet reference methods. NPL Report. DQL-AS 004
Coleman, M; Robinson, R A; Mortimer, H; Brookes, A; Camm, R (2005) Process control benefits of continuous monitoring using FTIR spectroscopy at the thermal oxidiser plant. NPL Report. DQL-AS 002
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.
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.
Dutta, T; Kim, K H; Brown, R J C; Kim, Y H; Boukhvalov, D (2018) Development of a multi-adsorbent-based thermal desorption (TD)-GC-MS method using metal-organic frameworks and Tenax-TA for concurrent analysis of C1 to C5 aldehydes. Abstracts of Papers of the American Chemical Society, 256.
Dutta, T; Kim, K H; Brown, R J C; Kim, Y H; Boukhvalov, D (2018) Metal-organic framework and Tenax-TA as optimal sorbent mixture for concurrent GC-MS analysis of C1 to C5 carbonyl compounds. Scientific Reports, 8. 5033
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.
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.
Fredenslund, A.M.; Rees-White, T.C.; Beaven, R.P.; Delre, A.; Finlayson, A.; Helmore, J.; Allen, G.; Scheutz, C. (2019) Validation and error assessment of the mobile tracer gas dispersion method for measurement of fugitive emissions from area sources. Waste Management, 83. pp. 68-78. ISSN 0956053X
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.
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.
Hodges, J T; Viallon, J; Brewer, P J; Drouin, B J; Gorshelev, V; Janssen, C; Lee, S; Possolo, A; Smith, M A H; Walden, J; Wielgosz, R I (2019) Recommendation of a consensus value of the ozone absorption cross-section at 253.65 nm based on a literature review. Metrologia, 56 (3). 034001 ISSN 0026-1394
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.
Holzinger, R; Acton, W J F; Bloss, W J; Breitenlechner, M; Crilley, L R; Dusanter, S; Gonin, M; Gros, V; Keutsch, FN; Kiendler-Scharr, A; Kramer, L J; Krechmer, J E; Languille, B; Locoge, N; Lopez-Hilfiker, F; Materić, D; Moreno, S; Nemitz, E; Quéléver, L L J; Sarda Esteve, R; Sauvage, S; Schallhart, S; Sommariva, R; Tillmann, R; Wedel, S; Worton, D R; Xu, K; Zaytsev, A (2019) Validity and limitations of simple reaction kinetics to calculate concentrations of organic compounds from ion counts in PTR-MS. Atmospheric Measurement Techniques, 12 (11). pp. 6193-6208. ISSN 1867-8548
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.
Hua, Y B; Kukkar, D; Brown, R J C; Kim, K H (2023) Recent advances in the synthesis of and sensing applications for metal-organic framework-molecularly imprinted polymer (MOF-MIP) composites. Critical Reviews in Environmental Science and Technology, 53 (2). pp. 258-289.
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
Khan, A; Szulejko, J E; Kim, K H; Brown, R J C (2018) Airborne volatile aromatic hydrocarbons at an urban monitoring station in Korea from 2013 to 2015. Journal of Environmental Management, 209. pp. 525-538.
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.
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.
Kumar, N; Su, W T; Vesely, M; Weckhuysen, B M; Pollard, A J; Wain, A J (2018) Nanoscale chemical imaging of solid-liquid interfaces using tip-enhanced Raman spectroscopy. Nanoscale, 10 (4). pp. 1815-1824.
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; Vellingiri, K; Kim, K H; Brown, R J C; Manos, M J (2017) Modern progress in metal-organic frameworks and their composites for diverse applications. Microporous and Mesoporous Materials, 253. pp. 251-265.
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.
Kushwaha, A; Goswami, L; Lee, J; Sonne, C; Brown, R J C; Kim, K H (2022) Selenium in soil-microbe-plant systems: Sources, distribution, toxicity, tolerance, and detoxification. Critical Reviews in Environmental Science and Technology, 52 (13). pp. 2383-2420. ISSN 1064-3389
Lee, Y S; Kim, K H; Lee, S S; Brown, R J C; Jo, S H (2018) Analytical Method for Measurement of Tobacco-Specific Nitrosamines in E-Cigarette Liquid and Aerosol. Applied Sciences, 8 (12). 2699 ISSN 2076-3417
Leggett, G (2004) Inter-laboratory odour measurement: an olfactometry proficiency testing scheme. In: Environmental Odour Management International Conference, 17-19 November 2004, Cologne.
Liaskos, C; Rhoderick, G; Hodges, J; Possolo, A; Goodman, C; Kim, Y D; Kim, D H; Lee, S; Allen, N; Corbel, M; Worton, D; Brown, R; Brewer, P (2018) CCQM-K121 - Monoterpenes in nitrogen at 2.5 nmol mol-1 final report. Metrologia, 55 (1A). 08019 ISSN 0026-1394
Linsinger, T P J; Bacquart, T (2019) Alternative designs for the assessment of homogeneity: use of characterisation data. Accreditation and Quality Assurance, 24 (4). pp. 281-287. ISSN 0949-1775
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; Partridge, R H; Woolley, A M; Facey, P A (1998) Report on the requirements for new gas standards to calibrate open path and remote monitoring instruments relevant to the 1997-2000 valid analytical measurement programme. NPL Report. COEM 19
Martin, N A; Partridge, R H; Woolley, A M; Facey, P J (1998) Report on the requirements for new reactive gas calibration techniques relevant to the 1997-2000 valid analytical measurement programme. NPL Report. COEM 17
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 T; Cox, M G (2003) Evaluating degrees of equivalence using 'exclusive' statistics. Metrologia, 40. L1-L2.
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; 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; 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 (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; 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.
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
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.
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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; Woolley, A M; Holland, P E (1998) Report on the requirements for new inorganic gas standards for the 1997-2000 valid analytical measurement programme. NPL Report. COEM 18
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.
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
Quetel, C R*; Zampella, M*; Brown, R J C (2016) Temperature dependence of Hg vapour mass concentration at saturation in air: new SI traceable results between 15 and 30 ºC. TRAC Trends Anal. Chem., 85. pp. 81-88.
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.
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 G (2016) The range of options for handling plane angle and solid angle within a system of units. Metrologia, 53 (2). pp. 840-845.
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Rab, S; Brown, R J C (2023) The UKQI: Status and Importance for National Growth. MAPAN, 38. pp. 975-984.
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