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作品数:887被引量:964H指数:10
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相关领域:理学更多>>
相关作者:黄矛由振东万兴旺李万亥黄维通更多>>
相关机构:清华大学中国科学技术大学北京大学第二军医大学更多>>
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相关基金:国家自然科学基金国家重点基础研究发展计划国家教育部博士点基金中国博士后科学基金更多>>
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  • 期刊=Chinese Physics Lettersx
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Tunneling Barrier Thickness Dependence of Spin Polarization of Ferromagnet in Magnetic Tunnel Junctions
《Chinese Physics Letters》2024年第11期93-98,共6页Yu-Qing Zhao Hai-Yan Zuo Shao-Wei Li Ke Xia Ming Wen Jun-Mei Guo Peng Xiong Cong Ren 
supported by the National Natural Science Foundation of China(Grant Nos.11774303 and 11574373);the financial support from“15th Graduate Research Innovation Project”from Yunnan University;financial support from the Joint Fund of Yunnan Provincial Science and Technology Department(Grant No.2019FY003008)。
For designing low-impedance magnetic tunnel junctions(MTJs),it has been found that tunneling magnetoresistance strongly correlates with the insulating barrier thickness,imposing a fundamental problem about the relatio...
关键词:TECHNIQUE TUNNELING POLARIZATION 
Numerical and Experimental Study on the Device Geometry Dependence of Performance of Heterjunction Phototransistors
《Chinese Physics Letters》2019年第10期94-97,共4页Jin-Lei Lu Chen Yue Xuan-Zhang Li Wen-Xin Wang Hai-Qiang Jia Hong Chen Lu Wang 
Supported by the National Natural Science Foundation of China under Grant Nos 11574362,61210014,11374340 and 11474205;the Innovative Clean-Energy Research and Application Program of Beijing Municipal Science and Technology Commission under Grant No Z151100003515001;the National Key Technology R&D Program of China under Grant No 2016YFB0400302
Heterojunction phototransistors(HPTs)with scaling emitters have a higher optical gain compared to HPTs with normal emitters.However,to quantitatively describe the relationship between the emitter-absorber area ratio(A...
关键词:EMITTER TRANSISTORS VALUE 
Dependence of Thermal Annealing on Transparent Conducting Properties of HoF_3-Doped ZnO Thin Films
《Chinese Physics Letters》2019年第5期75-78,共4页Jin-Song Luo Jie Lin Li-Gong Zhang Xiao-Yang Guo Yong-Fu Zhu 
Supported by the National Natural Science Foundation of China under Grant Nos 61774154 and 51503196
A kind of n-type HoF_3-doped zinc oxide-based transparent conductive film has been developed by electron beam evaporation and studied under thermal annealing in air and vacuum at temperatures 100–500℃.Effective subs...
关键词:ZNO Ho DEPENDENCE of Thermal ANNEALING on TRANSPARENT CONDUCTING Properties of HoF3-Doped ZNO Thin Films 
The 0–π Phase Transition in Epitaxial NbN/Ni_(60)Cu_(40)/NbN Josephson Junctions
《Chinese Physics Letters》2019年第4期83-86,共4页Feng Li Wei Peng Zhen Wang 
the Strategic Priority Research Program(A)of Chinese Academy of Sciences under Grant No XDA18000000
We fabricate high quality superconductor/ferromagnet/superconductor(SFS) Josephson junctions using epitaxial NbN/Ni_(60)Cu_(40)/NbN trilayer heterostructures. Both experimental measurements and theoretical calculation...
关键词:EXPERIMENTAL results DEPENDENCE 
Phonon Limited Electron Mobility in Germanium FinFETs:Fin Direction Dependence
《Chinese Physics Letters》2019年第2期54-58,共5页Ying Jing Gen-Quan Han Yan Liu Jin-Cheng Zhang Yue Hao 
Supported by the National Natural Science Foundation of China under Grant Nos 61534004,61604112 and 61622405
We investigate the phonon limited electron mobility in germanium(Ge) fin field-effect transistors(FinFETs)with fin rotating within(001),(110),and(111)-oriented wafers. The coupled Schrodinger-Poisson equations are sol...
关键词:PHONON LIMITED Electron Mobility FIN Direction DEPENDENCE 
Theoretical Study of Screening Dependence of Aluminium Doped MgB_2
《Chinese Physics Letters》2018年第3期79-83,共5页Gargee Sharma Smita Sharma 
The screening dependence of superconducting state parameters (λ, μ*, Tc, α and NoV) of six alloys of aluminium doped MgB2 systems are studied in the BCS-Eliashberg-MeMillan framework by employing five forms of ...
关键词:Theoretical Study of Screening Dependence of Aluminium Doped MgB2 Al 
Polar Dependence of Threading Dislocation Density in GaN Films Grown by Metal-Organic Chemical Vapor Deposition
《Chinese Physics Letters》2018年第2期57-60,共4页Zhi-Yu Lin Zhi-Bin Chen Jin-Cheng Zhang Sheng-Rui Xu Teng Jiang Jun Luo Li-Xin Guo Yue Hao 
Supported by the National Key Research and Development Program of China under Grant No 2016YFB0400100;the China Postdoctoral Science Foundation under Grant No 2015M582610
We investigate the threading dislocation(TD)density in N-polar and Ga-polar GaN films grown on sapphire substrates by metal-organic chemical vapor deposition.X-ray diffraction results reveal that the proportion of scr...
Dependence of Nitrogen/Argon Reaction Gas Amount on Structural,Mechanical and Optical Properties of Thin WNx Films
《Chinese Physics Letters》2017年第12期56-60,共5页Somayeh Asgary Amir Hoshang Ramezani 
WNxfilms are deposited by reactive chemical vapor deposition at different amounts of nitrogen in gas mixtures.Experimental data demonstrate that nitrogen amount has a strong effect on microstructure, phase formation,t...
关键词:SEM Mechanical and Optical Properties of Thin WN_x Films Dependence of Nitrogen/Argon Reaction Gas Amount on Structural 
Dependence of Nonlinear Optical Response of Anatase TiO2 on Shape and Excitation Intensity
《Chinese Physics Letters》2017年第7期266-270,共5页郭路华 王迎威 蒋永强 肖思 何军 
Supported by the National Natural Science Foundation of China under Grant Nos 11404410 and 11504105
Nonlinear optical (NLO) properties of anatase TiO2 with nanostructures of nanopaxticle (NP), nanowire (NW) and annealed nanowire (NWA) are studied by open-aperture and closed-aperture Z-scan techniques with a ...
关键词:NP Dependence of Nonlinear Optical Response of Anatase TiO2 on Shape and Excitation Intensity NLO TiO 
Structure Dependence of Excitonic Effects in Chiral Graphene Nanoribbons
《Chinese Physics Letters》2017年第1期102-106,共5页吕燕 吕文刚 王立 
Supported by the National Key Scientific Research Projects of China under Grant No 2015CB932400;the National Natural Science Foundation of China under Grant Nos 11504158,61474059,and U1432129;the Program for New Century Excellent Talents in University of Ministry of Education of China under Grant No NCET-11-1003;the Jiangxi Provincial'Ganpo Talentes 555Projects'
We explore the excitonic effects in chiral graphene nanoribbons (cGNRs), whose edges are composed alternatively of armchair-edged and zigzag-edged segments. For cGNRs dominated by armchair edges, their energy gaps and...
关键词:Structure Dependence of Excitonic Effects in Chiral Graphene Nanoribbons 
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