共搜索到13609条信息,每页显示10条信息,共1361页。用时:0小时0分0秒312毫秒
Abnormal electric transport property and magnetoresistance stability of La-Sr-K-Mn-O systemYong-Gang Tang1,2,Gui-Ying Wang1,2,Guo-Qing Yan1,2,Qi-Xiang Song1,2,Ming-Yu Zhang1,2,Zhen-Sheng Peng11... sintering time, and the electric transport property and temperature stability of MR of this system were studied. The q-T curves show the abnormal phenomenon that with the increase of K doping amount......
Transport Property of La0.67-xSmxSr0.33MnO3 at Heavy Samarium Doping (0.40≤x≤0.60) Yan Guoqing1,Guo Huanyin1,Tong Wei2,Liu Ning1 (1.Materials Research Laboratory, Suzhou College, Suzhou 234000... glass state and anti-ferromagnetic state;and when x=0.60, the transport property becomes abnormal under magnetic background;and the magnetic structure changes and extra magnetic coupling induced......
of powder particles size and shape. Key words:magnetoresistance; metal-insulator transition; exchange interactions; transport property; rare earths; [全文内容正在添加中] ...Structure and Transport Behaviors of Nanograin La0.8Sr0.2Mn1-xAlxO3 Sun Mingren1,Jiang Shaoqun1,Wang Gang1,Tang Guangze1,Ma Xinxin1 (1.School of Materials Science and Engineering, Harbin Institute......
with two electrons left by an oxygen atom. Just a little energy can stimulate these electrons to conductive band and strengthen the electric property of materials. The ionized process is shown...J. Cent. South Univ. Technol. (2009) 16: 0703-0707 DOI: 10.1007/s11771-009-0116-1 Effect of BaO addition on relative density and electric conductivity of xNi/10NiO-NiFe2O4 cermets HE Han......
Electric transport mechanism and magnetoresistance of La0.80Sr0.15Ag0.05MnO3/x(CuO)Peng Liu1,2,Gui-Ying Wang1,2,Qiang Mao1,2,Ning Liu3,Zhen-Sheng Peng11. Anhui Key Laboratory of Spintronic and Nano...), scanning electron microscope(SEM) equipped with energy dispersive spectroscopy(EDS), electric transport mechanism, and magnetoresistance enhancement, and the temperature stability of magnetoresistance......
Effects of thermal transport properties on temperature distribution within silicon waferWANG Ai-hua(王爱华)1, NIU Yi-hong(牛义红)1, CHEN Tie-jun(陈铁军)1, P. F. HSU2(1. School of Materials and Metallurgy... heat transfer model was used to simulate the heat transfer within wafer and investigate the effect of thermal transport properties on temperature non-uniformity within wafer surface. It is found......
Calculation of free energy of Al-Cu-Li alloy under electric field ZHANG Jian-jun(张建军)1, WANG Yong-xin(王永欣)1, CHEN Zheng(陈 铮)1, 2, LIU Bing(刘 兵)1 1. School of Materials Science and Engineering...; Abstract: Based on Thomas-Fermi model, the interior potential boundary condition with the effect of electric field was defined, the calculation method of free energy for atom cluster under......
Electric Heating Property from Butyl RubberLoaded Boron Carbide Composites孟德川,王宁会,LI GuofengSchool of Electrical Engineering, Dalian University of Technology摘 要:We researched the electric heating property from butyl rubber-loaded boron carbide composite. The effects of boron carbide content on bulk resistivity, voltage-current characteristic, thermal......
Activationless percolating transport of charge carriers in TbMnO3 films at low temperature with low electric field崔益民1,吴云龙21. Key Laboratory of Micro-nano Measurement-Manipulation and Physics... substrates by pulse laser deposition technique, of which electric properties were investigated in the temperature range from 25 to 300 K. Both current-voltage characteristics and junction resistances......
Activationless percolating transport of charge carriers in TbMnO3 films at low temperature with low electric field崔益民1,吴云龙21. Key Laboratory of Micro-nano Measurement-Manipulation and Physics... substrates by pulse laser deposition technique, of which electric properties were investigated in the temperature range from 25 to 300 K. Both current-voltage characteristics and junction resistances......