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[期刊论文] 作者:Wei-QunGan,JinChang,You-PingLi, 来源:中国天文和天体物理学报:英文版 年份:2004
We have studied the influence of the density of the annihilation region on the positronium continuum.A relation between the ratio 3γ/2γ and the density is exp...
[期刊论文] 作者:Wei-QunGan,You-PingLi,等, 来源:中国天文和天体物理学报:英文版 年份:2001
A quantitative method to determine the lower energy cutoff (Ec) ofpower-law electron beams is established. We apply this method to the 54 hardX-ray events obse...
[期刊论文] 作者:Wei-QunGan,You-PingLi,等, 来源:中国天文和天体物理学报:英文版 年份:2002
Using the method recently developed by Gan et al. (2001a,2002),We investigate the time variation of the lower energy cutoff (Ec) of nonthermal electrons for thr...
[期刊论文] 作者:FengCheng You-PingLi Jing-QiuC, 来源:世界胃肠病学杂志:英文版(电子版) 年份:2004
Hepatic ischemia/reperfusion injury may cause acuteinflammatory, significant organ damage or dysfunction, andremains an important problem for liver transplantat...
[期刊论文] 作者:You-PingLi,Wei-QunGan,YangSu, 来源:黑龙江科技学院学报 年份:2009
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7...
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