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RECORD NUMBER: 25 OF 31

Main Title PC-Based MIE Scattering Program for Theoretical Investigations of the Optical Properties of Atmospheric Aerosols as a Function of Composition and Relative Humidity.
Author Wilson, W. E. ; Reist, P. C. ;
CORP Author Environmental Protection Agency, Research Triangle Park, NC. Atmospheric Research and Exposure Assessment Lab. ;North Carolina Univ. at Chapel Hill. Dept. of Environmental Sciences and Engineering.
Publisher c1994
Year Published 1994
Report Number EPA/600/J-94/306;
Stock Number PB94-192739
Additional Subjects Atmospheric chemistry ; Atmospheric models ; Computerized simulation ; Optical properties ; Reprints ; Air pollution monitoring ; Atmospheric composition ; Concentration(Composition) ; Humidity ; Light scattering ; Aerosols ; Computer programs ; MARS computer program
Holdings
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Status
NTIS  PB94-192739 Some EPA libraries have a fiche copy filed under the call number shown. 07/26/2022
Collation 10p
Abstract
Over the past decade there has been interest in exploring possible relationships between atmospheric visibility (extinction of light) and the chemical form of aerosols in the atmosphere. A user-friendly, menu-driven program for the personal computer (AT 286 with math co-processor or higher) has been developed which both calculates the equilibrium composition of the atmospheric aerosol of specified compositions (including particle-bound water as a function of relative humidity) and also applies optical parameters from these end-products to estimating scattering and extinction. Presented here is a description of such a program, with a discussion of the assumptions and approaches implicit in it. The program appears to give results which are similar to results reported by others.