Zobrazeno 1 - 10
of 27
pro vyhledávání: '"A P I Cotterell"'
Autor:
D. Hu, M. R. Alfarra, K. Szpek, J. M. Langridge, M. I. Cotterell, C. Belcher, I. Rule, Z. Liu, C. Yu, Y. Shao, A. Voliotis, M. Du, B. Smith, G. Smallwood, P. Lobo, D. Liu, J. M. Haywood, H. Coe, J. D. Allan
Publikováno v:
Atmospheric Chemistry and Physics, Vol 21, Pp 16161-16182 (2021)
The physical and chemical properties of black carbon (BC) and organic aerosols are important for predicting their radiative forcing in the atmosphere. During the Soot Aerodynamic Size Selection for Optical properties (SASSO) project and a EUROCHAMP-2
Externí odkaz:
https://doaj.org/article/347a650aa47042a2a91d37de825a1960
Autor:
H. Wu, J. W. Taylor, J. M. Langridge, C. Yu, J. D. Allan, K. Szpek, M. I. Cotterell, P. I. Williams, M. Flynn, P. Barker, C. Fox, G. Allen, J. Lee, H. Coe
Publikováno v:
Atmospheric Chemistry and Physics, Vol 21, Pp 9417-9440 (2021)
Seasonal biomass burning (BB) over West Africa is a globally significant source of carbonaceous particles in the atmosphere, which have important climate impacts but are poorly constrained. Here, the evolution of smoke aerosols emitted from flaming-c
Externí odkaz:
https://doaj.org/article/a1f8c98259be447d815fa028cda1fb52
Autor:
F. Peers, P. Francis, S. J. Abel, P. A. Barrett, K. N. Bower, M. I. Cotterell, I. Crawford, N. W. Davies, C. Fox, S. Fox, J. M. Langridge, K. G. Meyer, S. E. Platnick, K. Szpek, J. M. Haywood
Publikováno v:
Atmospheric Chemistry and Physics, Vol 21, Pp 3235-3254 (2021)
To evaluate the SEVIRI retrieval for aerosols above clouds presented in Part 1 of the companion paper, the algorithm is applied over the south-east Atlantic Ocean during the CLARIFY-2017 field campaign period. The first step of our analysis compares
Externí odkaz:
https://doaj.org/article/1c1c4b7d1504448c9d875f541d4959be
Autor:
J. M. Haywood, S. J. Abel, P. A. Barrett, N. Bellouin, A. Blyth, K. N. Bower, M. Brooks, K. Carslaw, H. Che, H. Coe, M. I. Cotterell, I. Crawford, Z. Cui, N. Davies, B. Dingley, P. Field, P. Formenti, H. Gordon, M. de Graaf, R. Herbert, B. Johnson, A. C. Jones, J. M. Langridge, F. Malavelle, D. G. Partridge, F. Peers, J. Redemann, P. Stier, K. Szpek, J. W. Taylor, D. Watson-Parris, R. Wood, H. Wu, P. Zuidema
Publikováno v:
Atmospheric Chemistry and Physics, Vol 21, Pp 1049-1084 (2021)
The representations of clouds, aerosols, and cloud–aerosol–radiation impacts remain some of the largest uncertainties in climate change, limiting our ability to accurately reconstruct past climate and predict future climate. The south-east Atlant
Externí odkaz:
https://doaj.org/article/7f2bc497e1af48c4b27df0851b03356a
Autor:
H. Wu, J. W. Taylor, K. Szpek, J. M. Langridge, P. I. Williams, M. Flynn, J. D. Allan, S. J. Abel, J. Pitt, M. I. Cotterell, C. Fox, N. W. Davies, J. Haywood, H. Coe
Publikováno v:
Atmospheric Chemistry and Physics, Vol 20, Pp 12697-12719 (2020)
Seasonal biomass burning (BB) from June to October in central and southern Africa leads to absorbing aerosols being transported over the South Atlantic Ocean every year and contributes significantly to the regional climate forcing. The vertical distr
Externí odkaz:
https://doaj.org/article/ce40672fc1b04a5fac94e3b0cecaace0
Autor:
J. W. Taylor, H. Wu, K. Szpek, K. Bower, I. Crawford, M. J. Flynn, P. I. Williams, J. Dorsey, J. M. Langridge, M. I. Cotterell, C. Fox, N. W. Davies, J. M. Haywood, H. Coe
Publikováno v:
Atmospheric Chemistry and Physics, Vol 20, Pp 11201-11221 (2020)
The optical properties of black carbon (BC) are a major source of uncertainty in regional and global climate studies. In the past, detailed investigation of BC absorption has been hampered by systematic biases in the measurement instrumentation. We p
Externí odkaz:
https://doaj.org/article/305b71ce05744954b0b82adc74b194dc
Autor:
F. Peers, P. Francis, C. Fox, S. J. Abel, K. Szpek, M. I. Cotterell, N. W. Davies, J. M. Langridge, K. G. Meyer, S. E. Platnick, J. M. Haywood
Publikováno v:
Atmospheric Chemistry and Physics, Vol 19, Pp 9595-9611 (2019)
High-temporal-resolution observations from satellites have a great potential for studying the impact of biomass burning aerosols and clouds over the south-east Atlantic Ocean (SEAO). This paper presents a method developed to simultaneously retrieve a
Externí odkaz:
https://doaj.org/article/c0d4b369a81c4c1a951f87faed9bfd30
Autor:
N. W. Davies, C. Fox, K. Szpek, M. I. Cotterell, J. W. Taylor, J. D. Allan, P. I. Williams, J. Trembath, J. M. Haywood, J. M. Langridge
Publikováno v:
Atmospheric Measurement Techniques, Vol 12, Pp 3417-3434 (2019)
Biases in absorption coefficients measured using a filter-based absorption photometer (Tricolor Absorption Photometer, or TAP) at wavelengths of 467, 528 and 652 nm are evaluated by comparing to measurements made using photoacoustic spectroscopy (P
Externí odkaz:
https://doaj.org/article/5969ade8454e436a96ad382edb251bcb
Publikováno v:
Atmospheric Measurement Techniques, Vol 12, Pp 2371-2385 (2019)
Photoacoustic spectroscopy is a sensitive in situ technique for measuring the absorption coefficient for gas and aerosol samples. Photoacoustic spectrometer (PAS) instruments require accurate calibration by comparing the measured photoacoustic respon
Externí odkaz:
https://doaj.org/article/d2cdda364313477cb010fb8446eb0ebf
Publikováno v:
Atmospheric Measurement Techniques, Vol 11, Pp 2313-2324 (2018)
In recent years, photoacoustic spectroscopy has emerged as an invaluable tool for the accurate measurement of light absorption by atmospheric aerosol. Photoacoustic instruments require calibration, which can be achieved by measuring the photoacous
Externí odkaz:
https://doaj.org/article/36a503be452847299a498b16b7afd21b