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国家高技术研究发展计划(2009AA03Z405): 作品数：19被引量：13H指数：2; 导出分析报告; 相关作者：刘玉敏俞重远冯昊芦鹏飞赵伟更多>>; 相关机构：北京邮电大学更多>>; 相关期刊：《Science China(Physics,Mechanics & Astronomy)》《Chinese Physics B》《物理学报》《北京邮电大学学报》更多>>; 相关主题：ELECTRONIC_STRUCTUREQUANTUM_DOTINAS/GAAS量子点ELECTRONIC_STRUCTURES更多>>; 相关领域：理学电子电信一般工业技术机械工程更多>>

The mechanism of producing energy-polarization entangled photon pairs in the cavity-quantum electrodynamics scheme: 《Chinese Physics B》2012年第4期324-330,共7页束长干辛霞刘玉敏俞重远姚文杰王东林曹贵; supported by the National High Technology Research and Development Program of China (Grant No. 2009AA03Z405);the National Natural Science Foundation of China (Grant Nos. 60908028, 60971068, and 10979065);the Program for New Century Excellent Talents in University (Grant No. NTCE-10-0261);the Chinese Universities Scientific Fund (Grant No. 2011RC0402); We investigate theoretically two photon entanglement processes in a photonic-crystal cavity embedding a quantum dot in tile strong-coupling regime. The model proposed by Johne et al. （Johne R, Gippius N A, Pavlovic G...; 关键词：cavity-quantum electrodynamics scheme entangled photon pairs pure dephasing inco- herent pumping

Optimizing the top profile of a nanowire for maximum forward emission: 《Chinese Physics B》2011年第11期386-390,共5页王东林俞重远刘玉敏郭晓涛曹贵冯昊; supported by the National High Technology Research and Development Program of China(Grant No.2009AA03Z405);the National Natural Science Foundation of China(Grant Nos.60971068,60908028,and 10979065);the Fundamental Research Funds for the Central Universities of China(Grant No.BUPT2009RC0411);Program for New Century Excellent Talents in University of China(Grant No.NTCE-10-0261);the Chinese Universities Scientific Fund(Grant No.2011RC0402); The optimal top structure of a nanowire quantum emitter single photon source is significant in improving performance. Based on the axial symmetry of a cylindrical nanowire, this paper optimizes the top profile of a na...; 关键词：NANOWIRE photon collection

Donor-bound electron states in a two-dimensional quantum ring under uniform magnetic field被引量：1: 《Chinese Physics B》2011年第6期392-396,共5页贾博雍俞重远刘玉敏韩利红姚文杰冯昊叶寒; Project supported by the National High Technology Research and Development Program of China (Grant No. 2009AA03Z405);the National Natural Science Foundation of China (Grant Nos. 60908028 and 60971068);the Fundamental Research Funds for the Central Universities (Grant No. BUPT2009RC0411); The electron states in a two-dimensional GaAs/AlGaAs quantum ring are theoretically studied in effective mass approximation. On-centre donor impurity and uniform magnetic field perpendicular to the ring plane are take...; 关键词：quantum ring electron state donor impurity uniform magnetic field

InAs/GaAs和InAs/InxGa1-xAs/GaAs纳米线异质结构的生长研究被引量：2: 《物理学报》2011年第3期421-426,共6页叶显黄辉任晓敏郭经纬黄永清王琦张霞; 国家重点基础研究发展计划(批准号:2010CB327600);“111”计划项目(批准号:B07005);国家高技术研究发展计划(批准号:2009AA03Z405,2009AA03Z417);中央高校基本科研业务费专项资金(批准号:BUPT2009RC0409,BUPT2009RC0410)资助的课题~~; 利用金辅助金属有机化学气相沉淀法(MOCVD)在GaAs(111)B衬底上分别制备了InAs/GaAs和InAs/InxGa1-xAs/GaAs(0≤x≤1)纳米线异质结构.实验结果显示,直接生长在GaAs纳米线上的InAs纳米线生长方向杂乱或者沿着GaAs纳米线侧壁向衬底方向生长...; 关键词：纳米线异质结构 INXGA1-XAS 组分渐变缓冲层金属有机化学气相沉淀法

Electronic structures of stacked layers quantum dots:influence of the non-perfect alignment and the applied electric field被引量：2: 《Chinese Physics B》2011年第2期448-452,共5页贾博雍俞重远刘玉敏韩利红姚文杰冯昊叶寒; supported by the National High Technology Research and Development Program of China (Grant No. 2009AA03Z405);the National Natural Science Foundation of China (Grant Nos. 60908028 and 60971068);the Fundamental Research Funds for the Central Universities (Grant No. BUPT2009RC0411); Electronic structures of the artificial molecule comprising two truncated pyramidal quantum dots vertically coupled and embedded in the matrix are theoretically analysed via the finite element method. When the quantum...; 关键词：electronic structure quantum dot non-perfect alignment electric field

长波长QD-VCSELs中的应变补偿理论被引量：3: 《北京邮电大学学报》2010年第6期84-87,共4页冯昊俞重远刘玉敏; 国家高技术研究发展计划项目(2009AA03Z405);国家自然科学基金项目(60908028);中央高校基本科研业务费专项项目(BUPT2009RC0411); 从理论角度定量地研究了量子点垂直腔表面发射激光器(QD-VCSELs)中GaNAs应变补偿层对InAs/GaAs量子点阵列生长质量的改善作用,得出了不同补偿浓度和补偿位置对补偿效果影响的规律,得到了确定最佳补偿参数的途径.为长波长(1.2～1.6μm)QD...; 关键词：应变补偿量子点垂直腔面发射激光器

基于硼酸溶液处理的GaAs/InP低温晶片键合技术被引量：1: 《光电子．激光》2010年第10期1511-1514,共4页宋海兰黄辉王文娟黄永清任晓敏; 国家重点基础研究发展计划“973”资助项目(2010CB327600);国家高技术发展研究计划项目“863”资助项目(2006AA03Z416,2007AA03Z418,2009AA03Z405,2009AA03Z417);北京市教育委员会共建资助项目(XK100130637);北京市“科技新星计划”资助项目(2006A46);国际科技合作重点项目计划资助项目(2006DFB11110);高等学校学科创新引智计划资助项目(B07005);教育部“长江学者和创新团队发展计划”资助项目(IRT0609); 提出了一种基于硼酸溶液的GaAs/InP低温晶片键合技术,实现了GaAs/InP基材料间简单、无毒性的高质量、低温(290℃)晶片键合。GaAs/InP键合晶片解理截面的扫描电子显微镜(SEM)图显示,键合界面整齐,没有裂缝和气泡。通过键合过程,InP上的In...; 关键词：低温键合 GAAS/INP 二次离子质谱(SIMS)

Strain distribution and electronic structures of the InAs/GaAs quantum ring molecule in an applied electric field: 《Science China(Physics,Mechanics & Astronomy)》2010年第9期1594-1599,共6页JIA BoYong,YU ZhongYuan,LIU YuMin,YAO WenJie,YE Han & FENG Hao Key Laboratory of Information Photonics and Optical Communications(Beijing University of Posts and Telecommunications),Ministry of Education,Beijing 100876,China; supported by the National High Technology Research and Development Program of China (Grant No 2009AA03Z405);the National Natural Science Foundation of China (Grant Nos 60908028 and 60971068);the High School Innovation and Introducing Talent Project of China (Grant No B07005); The strain distribution and electronic structures of the InAs/GaAs quantum ring molecule are calculated via the finite element method.In our model,three identical InAs quantum rings are aligned vertically and embedded...; 关键词：STRAIN distribution electronic structure QUANTUM RING MOLECULE applied electric field

The equilibrium composition in Ge_xSi_1-_x/Si self-assembled alloy quantum dot: 《Chinese Physics B》2010年第8期500-505,共6页王东林俞重远刘玉敏叶寒芦鹏飞赵龙郭晓涛; Project supported by the National High Technology Research and Development Program of China(Grant No.2009AA03Z405);the National Natural Science Foundation of China(Grant Nos.60908028,60971068,10979065,and 10947150);the High School Innovation and Introducing Talent Project of China(Grant No.B07005); The equilibrium composition in strained quantum dot is the result of both elastic relaxation and chemical mixing effects, which have a direct relationship to the optical and electronic properties of the quantum-dot-ba...; 关键词：equilibrium composition quantum dot method of moving asymptotes

Band structure and absorption coefficient in GaN/AlGaN quantum wires: 《Chinese Physics B》2010年第7期479-483,共5页姚文杰俞重远刘玉敏; supported by the National High Technology Research and Development Program of China (Grant No. 2009AA03Z405);the National Natural Science Foundation of China (Grant Nos. 60908028,60971068 and 60644004); The band structures of rectangular GaN/AlGaN quantum wires are modeled by using a parabolic effective-mass theory. The absorption coefficients are calculated in a contact-density matrix approach based on the band stru...; 关键词：absorption coefficient GAIN polarization anisotropic quantum wires

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