Zobrazeno 1 - 10
of 15
pro vyhledávání: '"P C Y Lim"'
Autor:
K. J. Nihill, M. M. Coggon, C. Y. Lim, A. R. Koss, B. Yuan, J. E. Krechmer, K. Sekimoto, J. L. Jimenez, J. de Gouw, C. D. Cappa, C. L. Heald, C. Warneke, J. H. Kroll
Publikováno v:
Atmospheric Chemistry and Physics, Vol 23, Pp 7887-7899 (2023)
Biomass burning (BB) is a major source of reactive organic carbon into the atmosphere. Once in the atmosphere, these organic BB emissions, in both the gas and particle phases, are subject to atmospheric oxidation, though the nature and impact of the
Externí odkaz:
https://doaj.org/article/5f659e32812b48c48fe8138823ab224e
Autor:
Wilbert H. H. Ho, Daniel Y. Z. Lim, Nishanth Thiagarajan, Hankun Wang, Wesley T. W. Loo, Gerald G. R. Sng, Joshua S. W. Lee, Xiayan Shen, Mayank Dalakoti, Ching‐Hui Sia, Benjamin Y. Q. Tan, Huai Yang Lim, Luo‐Kai Wang, Weien Chow, Terrance S. J. Chua, Paul C. Y. Lim, Tee Joo Yeo, Daniel T. T. Chong
Publikováno v:
Journal of the American Heart Association: Cardiovascular and Cerebrovascular Disease, Vol 12, Iss 7 (2023)
BACKGROUND Electrocardiography (ECG) may be performed as part of preparticipation sports screening. Recommendations on screening of athletes to identify individuals with previously unrecognized cardiac disease are robust; however, data guiding the pr
Externí odkaz:
https://doaj.org/article/b6a524a7560a4150b82c63e01f1a01be
Autor:
C. D. Cappa, C. Y. Lim, D. H. Hagan, M. Coggon, A. Koss, K. Sekimoto, J. de Gouw, T. B. Onasch, C. Warneke, J. H. Kroll
Publikováno v:
Atmospheric Chemistry and Physics, Vol 20, Pp 8511-8532 (2020)
Particles in smoke emitted from biomass combustion have a large impact on global climate and urban air quality. There is limited understanding of how particle optical properties – especially the contributions of black carbon (BC) and brown carbon (
Externí odkaz:
https://doaj.org/article/2e1965a43a0d43bb8c10459c5b39ba18
Publikováno v:
Atmospheric Chemistry and Physics, Vol 20, Pp 1531-1547 (2020)
Relationships between various optical, physical, and chemical properties of biomass-combustion-derived particles are characterized for particles produced in the laboratory from a wide range of fuels and burn conditions. The modified combustion effici
Externí odkaz:
https://doaj.org/article/7b8a91113d7046058ab2b918a6f3d2b3
Autor:
A. R. Koss, M. R. Canagaratna, A. Zaytsev, J. E. Krechmer, M. Breitenlechner, K. J. Nihill, C. Y. Lim, J. C. Rowe, J. R. Roscioli, F. N. Keutsch, J. H. Kroll
Publikováno v:
Atmospheric Chemistry and Physics, Vol 20, Pp 1021-1041 (2020)
Oxidation of organic compounds in the atmosphere produces an immensely complex mixture of product species, posing a challenge for both their measurement in laboratory studies and their inclusion in air quality and climate models. Mass spectrometry te
Externí odkaz:
https://doaj.org/article/9db5158b49ff495ab8871d96bed5561d
Autor:
A. Zaytsev, A. R. Koss, M. Breitenlechner, J. E. Krechmer, K. J. Nihill, C. Y. Lim, J. C. Rowe, J. L. Cox, J. Moss, J. R. Roscioli, M. R. Canagaratna, D. R. Worsnop, J. H. Kroll, F. N. Keutsch
Publikováno v:
Atmospheric Chemistry and Physics, Vol 19, Pp 15117-15129 (2019)
Aromatic hydrocarbons make up a large fraction of anthropogenic volatile organic compounds and contribute significantly to the production of tropospheric ozone and secondary organic aerosol (SOA). Four toluene and four 1,2,4-trimethylbenzene (1,2,4-T
Externí odkaz:
https://doaj.org/article/74590b140e114f9180d6c4d6851a7001
Autor:
M. M. Coggon, C. Y. Lim, A. R. Koss, K. Sekimoto, B. Yuan, J. B. Gilman, D. H. Hagan, V. Selimovic, K. J. Zarzana, S. S. Brown, J. M. Roberts, M. Müller, R. Yokelson, A. Wisthaler, J. E. Krechmer, J. L. Jimenez, C. Cappa, J. H. Kroll, J. de Gouw, C. Warneke
Publikováno v:
Atmospheric Chemistry and Physics, Vol 19, Pp 14875-14899 (2019)
Chamber oxidation experiments conducted at the Fire Sciences Laboratory in 2016 are evaluated to identify important chemical processes contributing to the hydroxy radical (OH) chemistry of biomass burning non-methane organic gases (NMOGs). Based on t
Externí odkaz:
https://doaj.org/article/d57bf71ece1a46129c61c063239b401d
Autor:
C. Y. Lim, D. H. Hagan, M. M. Coggon, A. R. Koss, K. Sekimoto, J. de Gouw, C. Warneke, C. D. Cappa, J. H. Kroll
Publikováno v:
Atmospheric Chemistry and Physics, Vol 19, Pp 12797-12809 (2019)
Biomass burning is an important source of aerosol and trace gases to the atmosphere, but how these emissions change chemically during their lifetimes is not fully understood. As part of the Fire Influence on Regional and Global Environments Experimen
Externí odkaz:
https://doaj.org/article/cf3b6e43f1f44242b5639d5ac470db34
Publikováno v:
Atmospheric Measurement Techniques, Vol 12, Pp 5303-5315 (2019)
Oxidation of sulfur dioxide (SO2) in the gas phase and in cloud and fog water leads to the formation of sulfate that contributes to ambient particulate matter (PM). For severe haze events with low-light conditions, current models underestimate the le
Externí odkaz:
https://doaj.org/article/39959d686c114f70b7b3caf04d627c1a
Publikováno v:
Atmospheric Measurement Techniques, Vol 12, Pp 1861-1870 (2019)
Chemical ionization mass spectrometry (CIMS) instruments routinely detect hundreds of oxidized organic compounds in the atmosphere. A major limitation of these instruments is the uncertainty in their sensitivity to many of the detected ions. We descr
Externí odkaz:
https://doaj.org/article/444f7dc9bd174003a760b322402fe63f