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Optical properties of Al_(x)Ga_(1-x)As/GaAs Woods-Saxon quantum well in the presence of hydrostatic pressure and applied electric field: 《Communications in Theoretical Physics》2022年第6期143-151,共9页Zhi-Hai Zhang Yi-Sheng Shi Jian-Hui Yuan; Project supported by the National Natural Science Foundations of China(No.51971193)。; The third harmonic generation(THG),linear and nonlinear optical absorption coefficients(OACs),and refractive index changes(RICs)are investigated in a Woods-Saxon quantum well(QW)modulated by the hydrostatic pressure a...; 关键词：optical properties position dependent effective mass hydrostatic pressure electric field

Electronic structure and optical properties of non-metallic modified graphene:a first-principles study被引量：1: 《Communications in Theoretical Physics》2022年第3期70-76,共7页Jing-tao Huang Yong Liu Zhong-hong Lai Jin Hu Fei Zhou Jing-chuan Zhu; supported by the China Postdoctoral Science Foundation(No.2019M651281)。; In this paper,the electronic structure and stability of the intrinsic,B-,N-,Si-,S-doped graphene are studied based on first-principles calculations of density functional theory.Firstly,the intrinsic,B-,N-,Si-,S-doped ...; 关键词：GRAPHENE Non-metallic Electronic structure Optical properties Density functional theory

Effects of hydrostatic pressure and temperature on the nonlinear optical properties of semiparabolic plus semi-inverse squared quantum wells被引量：1: 《Communications in Theoretical Physics》2021年第8期139-145,共7页Guo-Liang Xu Zi Zhen Yi-Sheng Shi Kang-Xian Guo E Feddi Jian-Hui Yuan Zhi-Hai Zhang; the Natural Science Foundation of China(Grant Nos.11604289,11804063,and 51971193);the BaGui scholar program of Guangxi Province in China and the Natural Science Foundation of Guangxi in China(Grant No.2016GXNSFBA380017)。; In this study,the effects of hydrostatic pressure and temperature on nonlinear optical rectification(OR),second-harmonic generation(SHG),third-harmonic generation(THG)and the linear,nonlinear,and total optical absorpt...; 关键词：Quantum well Optical properties Hydrostatic pressure Temperature

Effect of Zn doping on electronic structure and optical properties zincblende GaN(A DFT+U insight)被引量：1: 《Communications in Theoretical Physics》2021年第3期139-147,共9页Muhammad Junaid Iqbal Khan Zarfishan Kanwal Masood Yousaf Hamid Ullah Javed Ahmad Abid Latif Yong-Han Shin Ata Ur Rahman Khalid; The development of new materials,having exceptional properties in comparison to existing materials is highly required for bringing advancement in electronic and optoelectronic technologies.Keeping this fact,we investi...; 关键词：density functional theory(DFT) OPTOELECTRONICS Ⅲ-Ⅴsemiconductors optical properties electronic properties structural properties

Strain Effect on the Absorption Threshold Energy of Silicon Circular Nanowires: 《Communications in Theoretical Physics》2016年第1期87-91,共5页R.Khordad H.Bahramiyan; In this work,the influence of strain on threshold energy of absorption in Silicon circular nanowires is investigated.For this purpose,we first have used the density functional theory(DFT) to calculate the electron and...; 关键词：quantum wire ab initio calculations optical properties mechanical properties

First-Principles Calculations on Electronic,Chemical Bonding and Optical Properties of Cubic Hf_3N_4: 《Communications in Theoretical Physics》2013年第1期105-109,共5页冯丽萍汪志强刘正堂; Supported by the National Natural Science Foundation of China under Grant No. 50902110;the Natural Science Foundation of Shaanxi Province under Grant No. 2012JM6012;the Research Fund of the State Key Laboratory of Solidification Processing under Grant No. 58TZ-2011;the 111 Project under Grant No. B07040;the Northwestern Polytechnical University Foundation for Fundamental Research under Grant No. JC20110245; Electronic, chemicM bonding and optical properties of cubic Hf3N4 （ c-Hf3N4 ） are calculated using the first- principles based on the density functional theory （DFT）. The optimized lattice parameter is in good agr...; 关键词：FIRST-PRINCIPLES cubic Hf3N4 electronic structure optical properties

An Improved Study of Electronic Band Structure and Optical Parameters of X-Phosphides (X=B, Al, Ga, In) by Modified Becke-Johnson Potential: 《Communications in Theoretical Physics》2012年第11期777-784,共8页Masood Yousaf M.A. Saeed R. Ahmed M.M. Alsardia Ahmad Radzi Mat Isa A. Shaari; Supported by (Foreign Academic Visitor Grant) of Universiti Teknologi Malaysia (UTM) Skudai,Johor,Malaysia for the Grant No.JI3000077264D035; We report the electronic band structure and optical parameters of X-Phosphides （X=B, AI, Ga, In） by first-principles technique based on a new approximation known as modified Becke-Johnson （roB J）. This potential i...; 关键词：DFT FP-LAPW ＋ lo mBJ-GGA optical properties electronic structure

Quantum Wire with Triangle Cross Section:Optical Properties被引量：1: 《Communications in Theoretical Physics》2012年第6期1076-1080,共5页R.Khordad S.Tafaroji R.Katebi A.Ghanbari; In the present work,the optical properties of a GaAs quantum wire with equilateral triangle cross section are studied.For this purpose,we use analytical expressions for optical properties obtained by the compact-densi...; 关键词：quantum wire optical properties

Electronic Structure and Optical Properties of Antimony-Doped SnO_2 from First-Principle Study被引量：2: 《Communications in Theoretical Physics》2012年第1期145-150,共6页LU Peng-Fei SHEN Yue YU Zhong-Yuan ZHAO Long LI Qiong-Yao MA Shi-Jia HAN Li-Hong LIU Yu-Min; Supported by the Fundamental Research Funds for the Central Universities under Grant No. BUPT2009RC0412;the National Natural Science Foundation of China under Grant Nos. 60908028 and 60971068; A first-principles study has been performed to calculate the electronic and optical properties of the SbxSn1xO system.The simulations are based upon the method of generalized gradient approximations with the Perdew-Bu...; 关键词：first-principle methods Sb-doped SnO2 electronic structure optical properties

Electronic Structure Magnetic Properties and Optical Properties of Co-doped AIN from First Principles被引量：2: 《Communications in Theoretical Physics》2011年第5期893-900,共8页赵龙芦鹏飞俞重远郭晓涛叶寒袁桂芳沈阅刘玉敏; Supported by the Fundamental Research Funds for the Central Universities under Grant Nos.BUPT2009RC0412 and 10979065;the National High Technology Research and Development Program of China under Grant No.2009AA03Z405;the National Natural Science Foundation of China under Grant Nos.60644004 and 10979065; The electronic structure, magnetic properties, and optical properties of Co-doped AIN are investigated based upon the Perdew-Burke-Ernzerhof form of generalized gradient approximation within the density functional the...; 关键词：electronic structure magnetic properties optical properties Co-doped A1N first principles

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