Zobrazeno 1 - 10
of 30
pro vyhledávání: '"Betty K. Pun"'
Publikováno v:
Atmospheric Environment. 43:402-409
A wintertime episode during the 2000 California Regional PM Air Quality Study (CRPAQS) was simulated with the air quality model CMAQ–MADRID. Model performance was evaluated with 24-h average measurements available from CRPAQS. Modeled organic matte
Autor:
Naresh Kumar, Sharon Douglas, E. M. Bailey, Larry L. Gautney, Betty K. Pun, Christian Seigneur, Jay Haney
Publikováno v:
Environmental Science & Technology. 42:831-837
Three mathematical models of air quality (CMAQ, CMAQ-MADRID, and REMSAD) are applied to simulate the response of atmospheric fine particulate matter (PM2.5) concentrations to reductions in the emissions of gaseous precursors for a 10 day period of th
Publikováno v:
Atmospheric Environment. 40:4856-4873
As Part III of a comprehensive evaluation of CMAQ for the summer 1999 Southern Oxidants Study episode, the observed number (N), volume (V), surface area (S), and size distributions of accumulation-mode particles during the Aerosol Research Inhalation
Publikováno v:
Atmospheric Environment. 40:4825-4838
A comprehensive model evaluation has been conducted for MM5-CMAQ for the period of 1–10 July 1999 of the Southern Oxidants Study episode with a coarse-grid horizontal spacing of 32-km and a nested fine-grid spacing of 8-km. Meteorological and chemi
Autor:
Yang Zhang, Shiang-Yuh Wu, Ping Liu, Betty K. Pun, Chris Misenis, Ashley Queen, Christian Seigneur
Publikováno v:
Atmospheric Environment. 40:4839-4855
Gas and aerosol predictions from CMAQ simulations with horizontal grid spacings of 8- and 32-km are evaluated against available observations from CASTNet, IMPROVE, AIRS-AQS, SOS99/SOS99NASH, SEARCH, and ARIES for the southeastern US for the period of
Publikováno v:
Journal of the Air & Waste Management Association. 54:1478-1493
The Models-3 Community Multiscale Air Quality (CMAQ) Modeling System and the Particulate Matter Comprehensive Air Quality Model with extensions (PMCAMx) were applied to simulate the period June 29-July 10, 1999, of the Southern Oxidants Study episode
Publikováno v:
Environmental Science & Technology. 37:5236-5246
The Community Multiscale Air Quality model (CMAQ) was modified to simulate the atmospheric fate and transport of benzene and diesel particles. We simulated the July 11-15, 1995 period over a domain covering the eastern United States with a 12-km hori
Autor:
Shiang-Yuh Wu, John H. Seinfeld, Spyros N. Pandis, Betty K. Pun, Christian Seigneur, Robert J. Griffin
Publikováno v:
Environmental Science & Technology. 37:3647-3661
The formation of secondary organic aerosols (SOA) is simulated for the Nashville/western Tennessee domain using three recent SOA modules incorporated into the three-dimensional air quality model, CMAQ. The Odum/Griffin et al. and CMU/STI modules repr
Autor:
Christian Seigneur, Betty K. Pun
Publikováno v:
Environmental Science & Technology. 35:2979-2987
The formation of secondary ammonium nitrate during the 1995 Integrated Monitoring Study (IMS95) in San Joaquin Valley, CA was investigated using a box model that simulates the atmospheric chemistry and gas/particle partition of inorganic compounds. T
Ozone Formation in California's San Joaquin Valley: A Critical Assessment of Modeling and Data Needs
Autor:
Prasad Pai, Christian Seigneur, Guido Franco, Betty K. Pun, Sam Altshuler, Jean-François Louis
Publikováno v:
Journal of the Air & Waste Management Association. 50:961-971
Data from the 1990 San Joaquin Valley Air Quality Study/Atmospheric Utility Signatures, Predictions, and Experiments (SJVAQS/AUSPEX) field program in California's San Joaquin Valley (SJV) suggest that both urban and rural areas would have difficulty