Indoor and outdoor radon levels and their diurnal variations in the environs of southwest coast of India

被引:10
|
作者
Karunakara, N [1 ]
Somashekarappa, HM [1 ]
Rajashekara, KM [1 ]
Siddappa, K [1 ]
机构
[1] Mangalore Univ, Univ Sci Instrumentat Ctr, Mangalagangothri 574199, India
关键词
(222)Rn concentration; annual effective dose; diurnal variation; southwest coast of India;
D O I
10.1016/j.ics.2004.11.025
中图分类号
Q6 [生物物理学];
学科分类号
071011 ;
摘要
Indoor and outdoor (222)Rn concentrations and their diurnal variations with atmospheric air pressure, humidity and temperature were studied in the southwest coast region of India using AlphaGUARD PQ-2000PRO and accessories. The indoor (222)Rn concentration varied in the range 764 Bq m(-3) with a mean value of 32 Bq m(-3), and the outdoor concentration varied in the range 3-35.2 Bq m(-3) with a mean value of 15.7 Bq m(-3). The mean annual effective doses were 0.81 and 0.1 mSv for indoor and outdoor, respectively. (c) 2004 Elsevier B.V. All rights reserved.
引用
收藏
页码:341 / 343
页数:3
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