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:Congqiang Liu , Qingjun Guo ...
来源:[J].Environmental Science and Pollution Research(IF 2.618), 2017, Vol.24 (20), pp.17090-17102Springer
摘要:The concentration characteristics, sources, and potential ecological risk assessment of 16 PAHs were investigated in the surface water from the Songhua River Basin, Northeast China. A total of 48 river water samples, including 16 from the main streams and 32 from the tributa...
作者:Congqiang Liu , Sheng Xu ...
来源:[J].Chinese Science Bulletin(IF 1.319), 2014, Vol.59 (34), pp.4823-4828Springer
摘要:Abstract(#br)This study quantifies the surface denudation rate of granitic regolith via the application of the in situ cosmogenic 26 Al and 10 Be depth profile in China. The concentration ranges of 26 Al and 10 Be in the quartz along the ~3-m granitic regolith profile in Qin...
作者:CongQiang Liu , Stewart Freeman ...
来源:[J].Chinese Science Bulletin(IF 1.319), 2013, Vol.58 (20), pp.2473-2479Springer
摘要:Abstract(#br)This study quantifies surface denudation of carbonate rocks by the first application of in-situ cosmogenic 36 Cl in China. Concentrations of natural Cl and in-situ cosmogenic 36 Cl in bare carbonates from Guizhou karst areas were measured with isotope dilution b...
作者:Congqiang Liu , Jing Zhang , Chunlai Li
来源:[J].Chinese Science Bulletin(IF 1.319), 1999, Vol.44 (16), pp.1512-1516Springer
摘要:Abstract(#br)The carbonate Sr isotopic composition of the Heimugou loess-paleosol section in Luochuan of Shaanxi Province shows large variation, with the 87 Sr/ 86 Sr ratios ranging from 0.7104 to 0.7120. The carbonate in paleosol has in general higher 87 Sr/ 86 Sr than the carbo...
作者:Congqiang Liu , Xiaobing Liang
来源:[J].Chinese Science Bulletin(IF 1.319), 2003, Vol.48 (21), pp.2352-2356Springer
摘要:Abstract(#br)The Aha Lake, as a seasonally oxygen-absent man-made reservoir, has been polluted by acidic mining drainage and domestic sewages for a long time, with iron, manganese and sulfate excessively enriched in water and sediment. By means of microbe counting, the analy...
作者:CongQiang Liu , ZhiQi Zhao ...
来源:[J].Chinese Science Bulletin(IF 1.319), 2009, Vol.54 (17), pp.3090-3100Springer
摘要:Abstract(#br)Experiments of boron incorporated into Mg(OH) 2 from magnesium-free synthetic seawater were carried out at various pH values, in order to investigate the adsorption species and the variation of isotopic fractionation of boron on Mg(OH) 2 . The results showed tha...
作者:CongQiang Liu , FuShun Wang ...
来源:[J].Chinese Science Bulletin(IF 1.319), 2008, Vol.53 (21), pp.3371-3378Springer
摘要:Abstract(#br)Three cascade reservoirs, built in different periods of time in the Wujiang drainage basin, were investigated in this study. Samples were taken at the surface and also at 20, 40, 60, 80 m depths in front of the dams in April, July, October of 2006 and January of...
作者:Sheng Xu , Congqiang Liu
来源:[J].Chinese Science Bulletin(IF 1.319), 2002, Vol.47 (9), pp.755-760Springer
摘要:Abstract(#br)Following the researches of helium isotopic compositions in mantle-derived xenoliths in eastern China, this study reported noble gas abundances and isotopic compositions of mantle-derived xenoliths from Kuandian of Liaoning Province, Huinan of Jilin Province and Hann...
作者:Yingjun Ma , Congqiang Liu
来源:[J].Chinese Science Bulletin(IF 1.319), 1999, Vol.44 (24), pp.2260-2263Springer
摘要:Abstract(#br)The granite weathering in Longnan, Jiangxi, is represented by mineralogical changes of feldspars → montmorillonite, illite → kaolinite, halloysite → bauxite, with Na, Ca, Si, P, V, U and Sr being in a mobile state while Ti, Al, Fe, Sc, Th, Zr and Hf remaini...
作者:Huayun Xiao , Congqiang Liu
来源:[J].Chinese Science Bulletin(IF 1.319), 2006, Vol.51 (8), pp.971-976Springer
摘要:Abstract(#br)Nitrogen in Hongfeng South Lake water mainly comes from sewage with high N concentrations from Pingba Chemical Fertilizer Plant (PCFP). Studies on the sediment core HF010427 sampled in the lake showed that the upward increase of nitrogen isotopic composition of ...

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

×