Radon-222 measurements during the Tropoz II campaign and comparison with a global atmospheric transport model Export

@article{396, abstract = {The aim of the 222Rn measurements during the airborne campaign TROPOZ II, was first to help in the interpretation of the photochemical studies, and secondly to furnish a data set of 222Rn in the troposphere, for validation of atmospheric transport models. In this paper we present the 222Rn measurements, and their simulation with a 3-D atmospheric transport model based on observed winds. The 222Rn was measured using the active daughters deposit technique with isokinetic aerosol sampling. We have obtained 44 measurements distributed between 65° North and 55° South, from 1 to 11 km height. In 25\% of cases, we found relatively high concentrations (> 300 mBq·scm) of 222Rn in the high troposphere (> 8 km). The results of 3D simulations and the calculations of back-trajectories allow us to find the origins of the high 222Rn concentrations. The transport model reproduced most of the observed synoptic variations, but it overestimates the concentrations which implies a vertical transport of excessive velocity.}, author = {Ramonet, M. and Roulley, J. C. L. E. and Bousquet, P. and Monfray, P.}, citeulike-article-id = {2710675}, citeulike-linkout-0 = {http://www.scopus.com/scopus/inward/record.url?eid=2-s2.0-0029668166&partnerID=40&rel=R7.0.0}, comment = {Cited By (since 1996): 41 ---=note-separator=--- Export Date: 23 April 2008 ---=note-separator=--- Source: Scopus}, journal = {Journal of Atmospheric Chemistry}, keywords = {airborne, back-trajectory, campaign, isokinetic, local-lib, model, radon-222, sampling, transport}, number = {2}, pages = {107--136}, posted-at = {2008-04-23 23:34:40}, priority = {0}, title = {Radon-222 measurements during the Tropoz II campaign and comparison with a global atmospheric transport model}, url = {http://www.scopus.com/scopus/inward/record.url?eid=2-s2.0-0029668166&partnerID=40&rel=R7.0.0}, volume = {23}, year = {1996} }

TY - JOUR ID - 396 L3 - citeulike-article-id:2710675 N2 - The aim of the 222Rn measurements during the airborne campaign TROPOZ II, was first to help in the interpretation of the photochemical studies, and secondly to furnish a data set of 222Rn in the troposphere, for validation of atmospheric transport models. In this paper we present the 222Rn measurements, and their simulation with a 3-D atmospheric transport model based on observed winds. The 222Rn was measured using the active daughters deposit technique with isokinetic aerosol sampling. We have obtained 44 measurements distributed between 65° North and 55° South, from 1 to 11 km height. In 25% of cases, we found relatively high concentrations (> 300 mBq·scm) of 222Rn in the high troposphere (> 8 km). The results of 3D simulations and the calculations of back-trajectories allow us to find the origins of the high 222Rn concentrations. The transport model reproduced most of the observed synoptic variations, but it overestimates the concentrations which implies a vertical transport of excessive velocity. IS - 2 JF - Journal of Atmospheric Chemistry EP - 136 TI - Radon-222 measurements during the Tropoz II campaign and comparison with a global atmospheric transport model VL - 23 SP - 107 KW - airborne KW - back-trajectory KW - campaign KW - isokinetic KW - local-lib KW - model KW - radon-222 KW - sampling KW - transport N1 - Cited By (since 1996): 41 N1 - Export Date: 23 April 2008 N1 - Source: Scopus AU - Ramonet, M AU - Roulley, JCLE AU - Bousquet, P AU - Monfray, P PY - 1996/// UR - http://www.scopus.com/scopus/inward/record.url?eid=2-s2.0-0029668166&partnerID=40&rel=R7.0.0 ER -