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3篇 您的检索式:作者名="CUI Qingwu"
    题名 作者 年代 出处 被引量
1β-decay Study of Tz=-3/2Proton-rich Nucleus 29S显示文摘The exotic decay of nuclei far from the stability has recently become a hot topic of nuclear structure research.The nuclide 29S is not well investigated in the A=4n+1,Tz=-3/2series of strong+β-delayed proton precursors.The decay schemes of these nuclei are characterizedZHONG Fupeng XU Xinxing LIN Chengjian WANG Jiansong LI Zhihuan YANG Lei MA Nanru WANG Dongxi WEN Peiwei SUN Lijie WU Hongyi LUO Diwen WU Chenguang JIANG Ying LIU Yang ZANG Hongliang LIANG Pengfei LI Pengjie LI Xiaojing ZHAO Qingqing SHI Guozhu MA Junbing MA Peng YU Gongming Dipikap Patel BAI Zhen YANG Feng JIA Huiming ZHANG Huanqiao WANG Jianguo YANG Yanyun MA Weihu HU Qiang JIN Shuya ZHOU Xiaohong LI Ren HOU Dongsheng LIU Minliang HU Zhengguo MA Xinwen YANG Weiqing GAO Zhihao DUAN Fangfang YU Yuechao WANG Yufeng WANG Peng ZHOU Qingwu CUI Danteng WANG Xiang HU Liyuan PAN Min ZHANG Gaolong WANG Xiaoyu 2017Annual Report of China Institute of Atomic Energy2017,,1:0
2Influence mechanism of pore-scale anisotropy and pore distribution heterogeneity on permeability of porous media显示文摘Based on micro-CT scanning experiments, three-dimensional digital cores of tight sandstones were established to quantitatively evaluate pore-scale anisotropy and pore-distribution heterogeneity. The quartet structure generation set method was used to generate three-dimensional anisotropic, heterogeneous porous media models. A multi-relaxation-time lattice Boltzmann model was applied to analyze relationships of permeability with pore-scale anisotropy and pore distribution heterogeneity, and the microscopic influence mechanism was also investigated. The tight sandstones are of complex pore morphology, strong anisotropy and pore distribution heterogeneity, while anisotropy factor has obvious directivity. The obvious anisotropy influences the orientation of long axis of pores and fluid flow path, making tortuosity smaller and flowing energy loss less in the direction with the greater anisotropy factor. The strong correlation of tortuosity and anisotropy is the inherent reason of anisotropy acting on permeability. The influence of pore distribution heterogeneity on permeability is the combined effects of specific surface area and tortuosity, while the product of specific surface area and tortuosity shows significantly negative correlation with heterogeneity. The stronger the pore distribution heterogeneity, the smaller the product and the greater the permeability. In addition, the permeability and tortuosity of complex porous media satisfy a power relation with a high fitting precision, which can be applied for approximate estimation of core permeability.LI Tao LI Min JING Xueqi XIAO Wenlian CUI Qingwu 2019Petroleum Exploration and Development2019,46,3:0
3Cause Analysis of 'Non-agricultural Trend' of Credit Cooperatives and Reversion Approaches显示文摘'Non-agricultural trend' of credit cooperatives is demonstrated as outflow of substantial contribution, application of credit fund in 'non-agricultural sectors' and downsizing outlets. As a result, rural financial exclusion and insufficient effective supply of rural finance have been aggravated, and most rural households have been excluded from the service range of credit cooperatives. Major causes for such a trend were summarized as: (a) profit-driven nature of credit cooperatives; (b) conditionality of 'agriculture, rural area and peasant' economy; (c) influence of macro-environment. It is proposed that credit cooperatives would only revert their focus to 'agriculture, rural area and peasant' economy only if rural financial exclusion and economic restrictions on the development of credit cooperatives were removed, and the macro-environment was optimized.Qingwu CUI 2013Asian Agricultural Research2013,5,4:0
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