全部文献期刊学位论文会议报纸专利标准年鉴图书|学者科研项目
中外文文献  中文文献  外文文献
作者:P. Yan , Z. Li ...
来源:[J].The Cryosphere(IF 3.77), 2018, Vol.12, pp.795-810DOAJ
摘要:We report on a successful application of the horizontal-to-vertical spectral ratio (H / V) method, generally used to investigate the subsurface velocity structures of the shallow crust, to estimate the Antarctic ice sheet thickness for the first time. Using three-component, five-...
作者:P. Yan , W. Hou , G. Feng
来源:[J].Nonlinear Processes in Geophysics(IF 1.409), 2016, Vol.23 (3), pp.115-126DOAJ
摘要:A new detection method has been proposed to study the transitionprocess of abrupt climate change. With this method, the climate systemtransiting from one stable state to another can be verified clearly. Byapplying this method to the global sea surface temperature over the pastcen...
作者:P. Yan , S. Henning ...
来源:[J].Atmospheric Chemistry and Physics(IF 5.51), 2011, Vol.11 (8), pp.3835DOAJ
摘要:Size-resolved and bulk activation properties of aerosols were measured at a regional/suburban site in the North China Plain (NCP), which is occasionally heavily polluted by anthropogenic aerosol particles and gases. A Cloud Condensation Nuclei (CCN) closure study is conducte...
作者:P. Yan , X. He ...
来源:[J].Atmospheric Chemistry and Physics(IF 5.51), 2011, Vol.11 (9), pp.4353DOAJ
摘要:North China Plain (NCP) is one of the most densely populated regions in China and has experienced enormous economic growth in the past decades. Its regional trace gas pollution has also become one of the top environmental concerns in China. Measurements of surface trace gases, in...
作者:P. Yan , X. B. Xu ...
来源:[J].Atmospheric Chemistry and Physics(IF 5.51), 2011, Vol.11 (10), pp.4657DOAJ
摘要:Measurements of ozone and its precursors conducted within the HaChi (Haze in China) project in summer 2009 were analyzed to characterize volatile organic compounds (VOCs) and their effects on ozone photochemical production at a suburban site in the North China Plain (NCP). Ozone ...
作者:P. Yan , W. Lin ...
来源:[J].Atmospheric Chemistry and Physics(IF 5.51), 2016, Vol.16, pp.10441-10454DOAJ
摘要:Black carbon (BC) is a dominant absorber in the visible spectrum and a potent factor in climatic effects. Vertical profiles of BC were measured using a micro-aethalometer attached to a tethered balloon during the Vertical Observations of trace Gases and Aerosols (VOGA) field...
作者:... H. Lorenz , T. Kalscheuer , P. Yan
来源:[J].Solid Earth(IF 1.371), 2016, Vol.7 (3), pp.769-787DOAJ
摘要:The Collisional Orogeny in the Scandinavian Caledonides (COSC) project, acontribution to the International Continental Scientific Drilling Program (ICDP),aims to provide a deeper understanding of mountain belt dynamics.Scientific investigations include a range of topics, fro...
作者:P. Yan , R. Shaiganfar ...
来源:[J].Atmospheric Chemistry and Physics(IF 5.51), 2013, Vol.13 (3), pp.1547-1567DOAJ
摘要:Ground-based measurements of scattered sunlight by the Multi Axis Differential Optical Absorption Spectroscopy (MAX-DOAS) have been carried out at an urban site (39.95° N, 116.32° E) in Beijing megacity since 6 August 2008. In this study, we retrieved the tropospheric NO...
作者:P. Yan , J. Tang ...
来源:[J].Atmospheric Chemistry and Physics(IF 5.51), 2009, Vol.9 (19), pp.7519DOAJ
摘要:We investigated aerosol hygroscopic growth property and its influence on scattering coefficient using M9003 nephelometers in coupling with humidity controlled inlet system at a rural site near Beijing mega-city from 24 April to 15 May 2006. Inlet relative humidity was contro...
作者:P. Yan , G. A. Ding ...
来源:[J].Atmospheric Chemistry and Physics(IF 5.51), 2009, Vol.9 (3), pp.927DOAJ
摘要:Measurements of trace gaseous pollutants were taken at the Shangdianzi site, a WMO Global Atmosphere Watch (GAW) background station in Northern China. The results are presented for the period from September 2003 to December 2006. Seasonal and diurnal variations of the O3...

我们正在为您处理中,这可能需要一些时间,请稍等。

资源合作:cnki.scholar@cnki.net, +86-10-82896619   意见反馈:scholar@cnki.net

×