Ciupek, K; Tompkins, J; Williams, K; Brown, A; Robins, C; Allerton, J; McGhee, E; Kantilal, V; Walker, D; Bradshaw, C; Lilley, A; Butterfield, D; Brown, R J C; Priestman, M; Tremper, A; Ek, D; Green, D (2024) Airborne particle concentrations, particle numbers, and black carbon in the United Kingdom - annual report 2023. NPL Report. ENV 57

Ciupek, K; McGhee, E; Tompkins, J; Williams, K; Brown, A; Butterfield, D; Allerton, J; Bradshaw, C; Lilley, A; Kantilal, V; Robins, C; Sweeney, B; Brown, R J C; Priestman, M; Fuller, G; Green, D; Tremper, A (2023) Airborne Particle Concentrations, Particle Numbers and Black Carbon in the United Kingdom - Annual report 2022. NPL Report. ENV 50

Brown, A; Quincey, P; Ebert, V; Nowak, A; Tompkins, J; Hessey, I; Ciupek, K; Schaefer, C; Werhahn, O; Vasilatou, K; Luond, F; Mace, T; Gaie-Levrel, F; Bregonzio-Rozier, L; Oganyan, N; Belenkii, D; Sakurai, H; Murashima, Y; Liu, J; Jung, J; Seeger, S (2023) International Comparison CCQM-K150: Particle number concentration (100 to 20 000 cm-3) and particle charge concentration (0.15 to 3 fC cm-3). NPL Report. ENV 46

Brown, A; Quincey, P; Ebert, V; Nowak, A; Tompkins, J; Hessey, I; Ciupek, K; Schaefer, C; Werhahn, O; Vasilatou, K; Luond, F; Mace, T; Gaie-Levrel, F; Bregonzio-Rozier, L; Oganyan, N; Belenkii, D; Sakurai, H; Murashima, Y; Liu, J; Jung, J; Seeger, S; Wiedensohler, A; Tuch, T; Merkel, M; Weinhold, K (2023) International Comparison CCQM-P189: Particle number concentration (100 to 20 000 cm-3) and particle charge concentration (0.15 to 3 fC cm-3). NPL Report. ENV 47

Ciupek, K; McGhee, E; Tompkins, J; Williams, K; Brown, A; Butterfield, D; Karimi, C; Allerton, J; Bradshaw, C; Buckley, P; Lilley, A; Robins, C; Sweeney, B; Brown, R; Quincey, P; Sims, A; Priestman, M; Font Font, A; Fuller, G; Green, D; Tremper, A (2022) Airborne particle concentrations, particle number and black carbon in the United Kingdom - annual report 2020. NPL Report. ENV 42

Ciupek, K; McGhee, E; Tompkins, J; Williams, K; Brown, A; Butterfield, D; Allerton, J; Bradshaw, C; Buckley, P; Lilley, A; Kantilal, V; Robins, C; Sweeney, B; Brown, R; Priestman, M; Font Font, A; Fuller, G; Green, D; Tremper, A (2022) Airborne particle concentrations, particle number and black carbon in the United Kingdom - annual report 2021. NPL Report. ENV 43

Tompkins, J; McGhee, E; Ciupek, K; Williams, K; Robins, C; Allerton, J; Quincey, P; Brown, A; Brown, R J C; Green, D; Tremper, A; Priestman, M; Font Font, A (2021) Airborne particulate concentrations and numbers in the United Kingdon: Annual Report 2019. NPL Report. ENV 39

Allerton, J; Tompkins, J; Matsakas, F; Butterfield, D; Brown, A; Buckley, P (2021) Testing of a fume and dust extraction system as mitigation for aerosol generating procedures in a dental surgery. NPL Report. ENV 41

Brown, A; Milton, M J T; Vargha, G M; Mounce, R*; Cowper, C*; Stokes, A*; Benton, A*; Bannister, M*; Ridge, A*; Lander, D*; Laughton, A* (2007) Comparison of methods for the measurement of hydrocarbon dew point of natural gas. NPL Report. AS 3

Brown, A; Quincey, P (2006) Gravimetry of ambient air monitoring filters: development of an optimised weighing protocol and selection of filter materials. VAM Bulletin, 35. pp. 23-26.

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.

Gardiner, T; Wielgosz, R; Holland, P E; Brown, A; D'Souza, H; Henderson, M (2000) Odour standards, measurements and characterisation. NPL Report. COEM 56