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UN: 作品数：2345被引量：1521H指数：15; 导出分析报告; 相关领域：理学医药卫生更多>>; 相关作者：陈平侯永平何云堂郑津洋李金忠更多>>; 相关机构：北京大学中国科学院中国核动力研究设计院同济大学更多>>; 相关期刊：更多>>; 相关基金：国家自然科学基金国家重点基础研究发展计划中国博士后科学基金国家高技术研究发展计划更多>>

Switchable and tunable triple-channel bandpass filter: 《Chinese Physics B》2022年第7期606-612,共7页Ming-En Tian Zhi-He Long Li-Jun Feng Lei-Lei He Tian-Liang Zhang; the National Natural Science Foundation of China(Grant No.61471094);the Science and Technology Support Program of Sichuan Province,China(Grant Nos.2019YFG0499 and 2020YFG0231)。; A triple-channel bandpass filter with switchable and tunable functions is proposed,which is based on a triple-mode cross resonator.The varactors and switching diodes are loaded at the end of the resonator.Because of t...; 关键词：independently adjustable SWITCHABLE triple-channel

Generation of stable and tunable optical frequency linked to a radio frequency by use of a high finesse cavity and its application in absorption spectroscopy: 《Chinese Physics B》2022年第6期374-378,共5页Yueting Zhou Gang Zhao Jianxin Liu Xiaojuan Yan Zhixin Li Weiguang Ma Suotang Jia; supported by the National Key R&D Program of China(Grant No.2017YFA0304203);the National Natural Science Foundation of China(Grant Nos.61875107,61905136,61905134,62175139);Scientific and Technological Innovation Programs of Higher Education Institutions in Shanxi,China(Grant No.2019L0062);Opening Foundation of Key Laboratory of Laser&Infrared System(Shandong University)。; The laser frequency could be linked to an radio frequency through an external cavity by the combination of Pound-Drever-Hall and Devoe-Brewer locking techniques.A stable and tunable optical frequency at wavelength of ...; 关键词：optical frequency stabilization spectral measurement direct absorption spectroscopy

Polarization control and tuning efficiency of tunable vertical-cavity surface-emitting laser with internal-cavity sub-wavelength grating被引量：1: 《Chinese Physics B》2020年第8期310-316,共7页Xiao-Long Wang Yong-Gang Zou Zhi-Fang He Guo-Jun Liu Xiao-Hui Ma; the Jilin Science and Technology Development Plan,China(Grant Nos.20180519018JH and 20190302052GX);Jilin Education Department“135”Science and Technology,China(Grant No.JJKH20190543KJ);the National Natural Science Foundation of China(Grant No.11474038);the Key Project of Equipment Pre-Research Fund of China(Grant No.61404140103)。; We design an 850 nm tunable vertical-cavity surface-emitting laser(VCSEL)structure using an internal-cavity sub-wavelength grating.The use of such a tuning structure allows for wider wavelength tuning range and more s...; 关键词：sub-wavelength grating polarization mode tunable VCSEL wavelength tuning

Geometrically induced π-band splitting in graphene superlattices: 《Chinese Physics B》2017年第2期484-491,共8页Yanpei Wei Tiantian Jia Gang Chen; Project jointly supported by the Natural Science Foundation of Shandong Province(Grant NO.TSHW20101004);the National Natural Science Foundation of China(Grant Nos.11374128 and 11674129); According to band folding analyses, the graphene superlattices can be differed by whether the Dirac points are folded to Γ point or not. In previous studies, the inversion symmetry preserved defects open bandgap in t...; 关键词：first-principles calculation novel two-dimensional nanostructure bandgap opening and tuning

Spoof surface plasmons resonance effect and tunable electric response of improved metamaterial in the terahertz regime: 《Chinese Physics B》2015年第12期483-487,共5页王玥张丽颖梅金硕张文超童一静; Project supported by the National Natural Science Foundation of China(Grant No.61201075);the Natural Science Foundation of Heilongjiang Province;China(Grant No.F2015039);the Young Scholar Project of Heilongjiang Provincial Education Bureau;China(Grant No.1254G021);the China Postdoctoral Science Foundation(Grant No.2012M511507);the Science Funds for the Young Innovative Talents of Harbin University of Science and Technology;China(Grant No.201302); We propose an improved design and numerical study of an optimized tunable plasmonics artificial material resonator in the terahertz regime. We demonstrate that tunability can be realized with a transmission intensity ...; 关键词：surface plasmons METAMATERIALS TERAHERTZ RESONANCE

Coherent and tunable radiation with power enhancement from surface plasmon polaritons被引量：3: 《Chinese Physics B》2015年第7期435-440,共6页龚森钟任斌胡旻陈晓行张平赵陶刘盛纲; Project supported by the National Basic Research Program of China(Grant No.2014CB339801);the National Natural Science Foundation of China(Grant Nos.61231005,11305030,and 612111076);the National High Technology Research and Development Program of China(Grant No.2011AA010204); Surface plasmon polaritons excited by an electron beam can be transformed into coherent and tunable light radiation waves with power enhancement in the simple structure of a metal film with a dielectric medium loading...; 关键词：surface plasmon polaritons electron beam RADIATION power enhancement

Chiral structures and tunable magnetic moments in 3d transition metal doped Pt_6 clusters被引量：1: 《Chinese Physics B》2012年第9期215-223,共9页张秀荣杨星丁迅雷; Project supported by the National Natural Science Foundation of China (Grant No. 51072072);the Jiangsu Provincial Natural Science Foundation, China (Grant No. BK2010343); The structural, electronic, and magnetic properties of transition metal doped platinum clusters MPt6 （M=Sc, Ti, V, Cr, Mn, Fe, Co, Ni, Cu, and Zn） are systematically studied by using the relativistic all-electron de...; 关键词：alloy clusters chiral structure STABILITY magnetic property

Flux qubit with a large loop size and tunable Josephson junctions: 《Chinese Physics B》2012年第4期93-98,共6页邓辉于海峰薛光明田野任建坤吴玉林黄克强赵士平郑东宁; supported by the National Basic Research Program of China (Grant Nos. 2011CBA00106 and 2009CB929102);the National Natural Science Foundation of China (Grant Nos. 11104340, 11161130519, and 10974243); We present the design of a superconducting flux qubit with a large loop inductance. The large loop inductance is desirable for coupling between qubits. The loop is configured into a gradiometer form that could reduce ...; 关键词：flux qubit four Josephson junctions tunable energy gap

Gap opening and tuning in single-layer graphene with combined electric and magnetic field modulation被引量：1: 《Chinese Physics B》2011年第4期446-455,共10页林鑫王海龙潘晖许怀哲; supported by the National Natural Science Foundation of China (Grant Nos. 60776067 and 10974011); The energy band structure of single-layer graphene under one-dimensional electric and magnetic field modulation is theoretically investigated. The criterion for bandgap opening at the Dirac point is analytically deriv...; 关键词：gap opening at Dirac point single-layer graphene electric and magnetic superlattice second-order perturbation

Monolithic integration of electroabsorption modulators and tunnel injection distributed feedback lasers using quantum well intermixing: 《Chinese Physics B》2010年第12期328-333,共6页汪洋潘教青赵玲娟朱洪亮王圩; Project supported by the National Natural Science Foundation of China (Grant Nos. 60736036,60706009,60777021 and 60702006);the National Basic Research Program of China (Grant Nos. 2006CB604901 and 2006CB604902);the National High Technology Research and Development Program of China (Grant Nos. 2007AA03Z419,2007AA03Z417 and 2009AA03Z442); Electroabsorption modulators combining Franz-Keldysh effect and quantum confined Stark effect have been mono-lithically integrated with tunnel-injection quantum-well distributed feedback lasers using a quantum well in...; 关键词：electroabsorption modulator tunnel injection wide temperature range operation quantum well intermixing

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