Zobrazeno 1 - 10
of 77
pro vyhledávání: '"Edward O, Edney"'
Autor:
Edward O. Edney, Ivan R. Piletic, Surender Kaushik, Richard Howell, Tadeusz E. Kleindienst, Libero J. Bartolotti
Publikováno v:
The Journal of Physical Chemistry A. 123:906-919
A computational protocol is employed to glean new insight into the kinetics of several 1,5-hydrogen atom (H) shift reactions subsequent to first- and second-generation OH/O2 additions to isoprene. The M06-2X density functional was initially used with
Autor:
Ivan R, Piletic, Richard, Howell, Libero J, Bartolotti, Tadeusz E, Kleindienst, Surender M, Kaushik, Edward O, Edney
Publikováno v:
The journal of physical chemistry. A. 123(4)
A computational protocol is employed to glean new insight into the kinetics of several 1,5-hydrogen atom (H) shift reactions subsequent to first- and second-generation OH/ O2 additions to isoprene. The M06–2X density functional was initially used w
Publikováno v:
The journal of physical chemistry. A. 121(43)
The chemical reaction mechanism of NO addition to two β and δ isoprene hydroxy-peroxy radical isomers is examined in detail using density functional theory, coupled cluster methods and the energy resolved master equation formalism to provide estima
Autor:
Edward O. Edney, W. T. Hutzell, Y. Xie, John H. Offenberg, Deborah Luecken, Havala O. T. Pye, Ivan R. Piletic, Michael Lewandowski, Shannon L. Capps, Tadeusz E. Kleindienst, Mohammed Jaoui, Avram Gold, Zhenfa Zhang, Ying Hsuan Lin, Jason D. Surratt, Robert W. Pinder
Publikováno v:
Environmental Science & Technology. 47:11056-11064
Isoprene significantly contributes to organic aerosol in the southeastern United States where biogenic hydrocarbons mix with anthropogenic emissions. In this work, the Community Multiscale Air Quality model is updated to predict isoprene aerosol from
Autor:
M. R. Beaver, Michael Lewandowski, Ivan R. Piletic, John H. Offenberg, Kenneth S. Docherty, Mohammed Jaoui, Tadeusz E. Kleindienst, Edward O. Edney
Publikováno v:
International Journal of Environmental Analytical Chemistry. 93:1084-1103
Sources of secondary organic carbon at 15 field sites across the United States (U.S.) during the years 2003–2010 have been examined. Filter samples have been taken for 24-h at a site in Research Tr...
Autor:
John H. Offenberg, Eric S. Edgerton, Michael Lewandowski, Mohammed Jaoui, Edward O. Edney, Tadeusz E. Kleindienst, Xiang Ding, Mei Zheng
Publikováno v:
Journal of the Air & Waste Management Association. 60:1388-1399
Chemical tracer methods for determining contributions to primary organic aerosol (POA) are fairly well established, whereas similar techniques for secondary organic aerosol (SOA), inherently complicated by time-dependent atmospheric processes, are on
Autor:
Golam Sarwar, Prakash V. Bhave, George Pouliot, Annmarie G. Carlton, Robert W. Pinder, Edward O. Edney, Sergey L. Napelenok, Marc Houyoux
Publikováno v:
Environmental Science & Technology. 44:8553-8560
Numerous scientific upgrades to the representation of secondary organic aerosol (SOA) are incorporated into the Community Multiscale Air Quality (CMAQ) modeling system. Additions include several recently identified SOA precursors: benzene, isoprene,
Autor:
Edward O. Edney, Mohammed Jaoui, Tadeusz E. Kleindienst, Michael Lewandowski, John H. Offenberg, E. W. Corse
Publikováno v:
Atmospheric Environment. 44:1798-1805
The chemical compositions of a series of secondary organic aerosol (SOA) samples, formed by irradiating mixtures of isoprene and NO in a smog chamber in the absence or presence of acidic aerosols, were analyzed using derivatization-based GC–MS meth
Autor:
James J. Schauer, John H. Offenberg, Edward O. Edney, Michael Lewandowski, Tadeusz E. Kleindienst, Mohammed Jaoui, Yuanxun Zhang, Rebecca J. Sheesley
Publikováno v:
Atmospheric Environment. 43:5567-5574
Monthly average ambient concentrations of more than eighty particle-phase organic compounds, as well as total organic carbon (OC) and elemental carbon (EC), were measured from March 2004 through February 2005 in five cities in the Midwestern United S
Autor:
Richard C. Flagan, John H. Offenberg, Mohammed Jaoui, Willy Maenhaut, Edward O. Edney, Mona Shahgholi, Tadeusz E. Kleindienst, Yadian Gómez-González, John H. Seinfeld, Arthur W. H. Chan, Magda Claeys, Michael Lewandowski, Reinhilde Vermeylen, Jason D. Surratt
Publikováno v:
The journal of physical chemistry : A : molecules, spectroscopy, kinetics, environment and general theory
Organosulfates of isoprene, alpha-pinene, and beta-pinene have recently been identified in both laboratory-generated and ambient secondary organic aerosol (SOA). In this study, the mechanism and ubiquity of organosulfate formation in biogenic SOA is