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TREND OF VISIBILITY IMPAIRMENT CAUSED BY SMOG PHENOMENON IN SEOUL
Korean Journal of Chemical Engineering, July 1995, 12(3), 300-305(6), 10.1007/BF02705760
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Abstract
The characteristics of visual air quality in Seoul have been investigated from March to november 1993. Optical properties, meteorological parameters, and particle characteristics were measured and analyzed. On the average, light scattering by particles is the dominant process in light extinction. Fine particle mass concentration, and the fraction of sulfate, nitrate and ammonium ions in the particles were found to play a major role in influencing the occurrence of a smog episode in Seoul. The role of ambient relative humidity on Seoul visibility is discussed.
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Groblicki PJ, Wolff GT, Countess RJ, Atmos. Environ., 15, 2473 (1981)
Hodkinson JR, Int. J. Air Water Pollut., 10, 137 (1966)
Larson SM, Cass GR, Environ. Sci. Technol., 23, 281 (1989)
Lee MH, Han EJ, Han JS, Chung HD, Han JK, "A Study on Characteristics of Aerosol in Atmosphere," Report of National Institute of Environmental Research, KOREA 86-04-170, 8, 65 (1986)
Shin ES, Kim HK, J. KAPRA, 8, 52 (1992)
Sloane CS, White WH, Environ. Sci. Technol., 20, 760 (1986)
Twomey S, J. Comput. Phys., 18, 188 (1975)