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Journal of Northwest Normal University(Natural Science)
1001-988X
2016 Issue 3
Cartan-Eilenberg Gorenstein projective dimension of complexes
ZHANG Chun-Xia;ZHAI Xiao-rui;College of Mathematics and Statistics;Northwest Normal University;
..............page:1-5
The braided monoidal category of partial entwined modules
JIA Ling;SHI Mei-hua;School of Mathematics and Statistics;Ludong University;School of Science and Techmology;Zhejiang International Studies University;
..............page:6-9
New bounds on eigenvalue of the Fan product and the Hadamard product of matrices
SUN De-shu;College of Science;Guizhou Minzu University;
..............page:10-13
Differentiability of solutions with respect to initial conditions for Carathéodory systems
LI Bao-lin;ZHAO Hong-yan;WEI Ting-ting;LIU Li-li;ZHANG Yuan-de;College of Mathematics and Statistics;Northwest Normal University;
..............page:14-17
New interaction solutions of the generalized sinh-Gordon equation
ZHAO Yun-mei;Department of Mathematics;Honghe University;
..............page:18-21+29
Optimal ordering model of dual-sourcing supply chain with random disruption time
YAN Rong-fang;BI Tao;College of Mathematics and Statistics;Northwest Normal University;
..............page:22-29
Theoretical study on dielectronic recombination of highly charged Ti21+ and Ti20+ ions
XIE Lu-you;CUI Hai-yue;ZHANG Deng-hong;JIANG Jun;DONG Chen-zhong;Key Laboratory of Atomic and Molecular Physics & Functional Materials of Gansu Province;College of Physics and Electronic Engineering;Northwest Normal University;
..............page:30-36+42
The effect of heating rate on photovoltaic performance of CH3NH3PbI3 perovskite thin film under annealing process
WANG Cheng-wei;YAN Jian-jun;LI Yan;CHANG Yin;College of Physics and Electronic Engineering;Northwest Normal University;
..............page:37-42
Face recognition algorithm based on PCA-GA-DBNs deep belief network
WU Zhong-dong;WANG Fei;School of Electronic and Information Engineerin;Lanzhou Jiaotong University;
..............page:43-48+56
The remote sensing image classification based on the mixed kernel function BDK of support vector machine
GULNAZ Alimjan;SUN Tie-li;HURXIDA;FENG Xue-hua;College of Electronics and Information Engineering;Yili Normal University;College of Geographical Science;Northeast Normal University;College of Computer Science and Information Technology;Northeast Normal University;
..............page:49-56
A enhancement algorithm of time-frequency spectrogram for FPGA realization
TAO Zhong-xing;WANG Quan-zhou;PEI Dong;YANG Hong-wu;College of Physics and Electronic Engineering;Northwest Normal University;
..............page:57-60
Benzimidazole-based supramolecular metallogel and its stimuli responsivenesses
YAO Hong;WU Hong-ping;CHANG Jing;WEI Tai-bao;ZHANG You-ming;Key Laboratory of Eco-Environment-Related Polymer Materials;Ministry of Education of China;Key Laboratory of Polymer Materials of Gansu Province;College of Chemistry and Chemical Engineering;Northwest Normal University;
..............page:61-68
Synthesis and characterization of red phosphorescent materials based on polyhedral oligomeric silsesquioxane core
QIU Xiao-li;ZHAO Yu-ling;ZHANG Hui;SHI Yan-long;YU Tian-zhi;Key Laboratory of Opto-Electronic Technology and Intelligent Control of Ministry of Education;Lanzhou Jiaotong University;School of Chemical and Biological Engineering;Lanzhou Jiaotong University;
..............page:69-73
Copolymerization of itaconic anhydride and propylene oxide catalyzed by zinc glutarate
SONG Pen-fei;ZHU Xiao-gang;ZHANG Xue-feng;RAN Bao-cheng;LIU Xiao-jun;Key Laboratory of Eco-Environment-Related Polymer Materials of Ministry of Education;Key Laboratory of Polymer Materials of Gansu Province;College of Chemistry and Chemical Engineering;Northwest Normal University;
..............page:74-77
Modification of the nano Fe3O4 using chitosan and ethylenediamine and its adsorption behavior for acid magenta
YANG Wu;PAN Wei;GUO Hao;College of Chemistry and Chemical Engineering;Northwest Normal University;
..............page:78-83
Effects of salinity stress on ascorbate-glutathione cycle in the leaves of Limonium aureum(L) Hill seedlings
YANG Ying-li;MA Ting;Lü Li-rong;LI Cui-xiang;TENG Yu-jin;College of Life Science;Northwest Normal University;
..............page:84-89
The research on the dynamic change of soil microbial quantity and enzyme activity in Angelica sinensis cultivation lands
ZHAO Qing-fang;ZHANG Yi-xing;LI Hai-yan;LI Qiao-xia;School of Life Science;Northwest Normal University;
..............page:90-95+105
The effects of Shandan Sphallerocarpus gracilis polysaccharide on Caspase-3 and TNF-α expression in liver tissue of acute injury in mice caused by carbon tetrachloride
JIA Zong-ping;YUAN Jing;YU Shi-yuan;College of Life Science;Northwest Normal University;Police Technology Department;Gansu Political Science and Law Institute;Editoral Department of the University Journal;Northwest Normal University;
..............page:96-100
Differential expression of Orexin A in gastrointestinal tract between yak and cattle
DING Yan-ping;MENG Yuan;ZHANG Jin-ping;SHAO Bao-ping;School of Life Science;Northwest Normal University;College of Life Sciences;Lanzhou University;
..............page:101-105
Study of industry development based on analysis of coupling coordination between the industrial structure and land use efficiency——A case study of Gansu Province
REN Xiao-lei;ZHANG Wang-feng;HE Bei;ZHENG Cheng-zhi;WU Bing-yan;College of Earth and Environmental Sciences;Lanzhou University;
..............page:106-112
The coupling effect of converting farmland into forestland ecological economic system based on the farmers well-being in the earth-rock mountains areas of loess plateau——A case study of Ningwu County
LIU Xiu-li;ZHANG Bo;WU Pan-sheng;LUO Zheng-ming;JIA Yan-qing;Department of Geography;Xinzhou Teachers University;College of Geography and Environmental Science;Northwest Normal University;
..............page:113-117
Brief analysis on compensation and resettlement of land-lost peasants under the background of new urbanization
GAO Xin-cai;LI Xiao-han;College of Economics;Lanzhou University;
..............page:118-122+134
Evaluation of urban centrality and division of urban in Central Plains economic region
QUAN Shao-li;WANG Su-na;WU Dian-ting;GUO Qian;Department of Tourism and Hotel Management;Pingdingshan Institute of Education;School of Tourism and Planning;Pingdingshan University;School of Geography;Beijing Normal University;
..............page:123-127
The evaluation and Unalysis of spatial-temporal evolvement on the urban competitiveness of Urumqi City Agglomeration
PAZILIYAMU Mulitijiang;ZIBIBULA Simayi;XIE Yuan;ZHENG li;College of Resources and Environmental Sciences;Xinjiang University;Key Laboratory of Intellectualizing City and Environmental Modeling;Xinjiang University;Key Laboratory of Oasis Ecology;Ministry of Education;
..............page:128-134