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DETERMINING: 作品数：601被引量：951H指数：14; 导出分析报告; 相关领域：理学更多>>; 相关作者：吕军冯景孙静宗营王玉平更多>>; 相关机构：南京航空航天大学空军勤务学院中南大学太和医院更多>>; 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国家高技术研究发展计划中国博士后科学基金更多>>

Determining the tilt of the Raman laser beam using an optical method for atom gravimeters: 《Chinese Physics B》2024年第12期264-268,共5页Hua-Qing Luo Yao-Yao Xu Jia-Feng Cui Xiao-Bing Deng Min-Kang Zhou Xiao-Chun Duan Zhong-Kun Hu; Project was supported by the National Key Research and Development Program of China(Grant No.2021YFB3900204)。; The tilt of a Raman laser beam is a major systematic error in precision gravity measurement using atom interferometry.The conventional approach to evaluating this tilt error involves modulating the direction of the Ra...; 关键词：atom interferometer absolute gravimeter precision measurement tilt of Raman laser

Determining Hubbard U of VO_(2) by the quasi-harmonic approximation: 《Chinese Physics B》2024年第1期623-630,共8页孔龙娟陆雨航庄新莹周志勇胡振芃; supported by the National Natural Science Foundation of China (Grant Nos.21933006 and 21773124);the Fundamental Research Funds for the Central Universities Nankai University (Grant Nos.010-63233001,63221346,63213042,and ZB22000103);the support from the China Postdoctoral Science Foundation (Grant No.2021M691674);the Hefei National Laboratory for Physical Sciences at the Microscale (Grant No.KF2020105)。; Vanadium dioxide VO_(2) is a strongly correlated material that undergoes a metal-to-insulator transition around 340 K.In order to describe the electron correlation effects in VO_(2), the DFT+U method is commonly emplo...; 关键词：quasi-harmonic approximation vanadium dioxide first-principles calculation Hubbard U

Variable angle spectroscopic ellipsometry and its applications in determining optical constants of chalcogenide glasses in infrared: 《Chinese Physics B》2018年第6期454-460,共7页Ning-Ning Wei Zhen Yang Hong-Bo Pan Fan Zhang Yong-Xing Liu Rong-Ping Wang Xiang Shen Shi-Xun Dai Qiu-Hua Nie; supported by the National Natural Science Foundation of China(Grant Nos.61775111 and 61775109);the International Cooperation Project of Ningbo City,China(Grant No.2017D10009);the Scientific Research Foundation of Graduate School of Ningbo University,China,;the K C Wong Magna Fund in Ningbo University,China; The principle of variable angle spectroscopic ellipsometry（VASE） and the data analysis models, as well as the applications of VASE in the characterization of chalcogenide bulk glasses and thin films are reviewed. By...; 关键词：chalcogenide glasses/thin films VASE optical constants INFRARED

Analytically determining frequency and amplitude of spontaneous alpha oscillation in Jansen's neural mass model using the describing function method被引量：1: 《Chinese Physics B》2018年第4期551-558,共8页Yao Xu Chun-Hui Zhang Ernst Niebur Jun-Song Wang; Project supported by the National Natural Science Foundation of China(Grant No.61473208);the Tianjin Research Program of Application Foundation and Advanced Technology,China(Grant No.15JCYBJC47700);the National Institutes of Health,USA(Grant Nos.R01DA040990 and R01EY027544);the Project of Humanities and Social Sciences from the Ministry of Education,China(Grant No.17YJAZH092); Spontaneous alpha oscillations are a ubiquitous phenomenon in the brain and play a key role in neural information processing and various cognitive functions.Jansen＇s neural mass model（NMM） was initially proposed to...; 关键词：neural mass model spontaneous alpha oscillation describing function

Determining spatial structures of ion crystals by simulated annealing method: 《Chinese Physics B》2017年第8期50-53,共4页武文博吴春旺李剑欧保全谢艺吴伟陈平形; supported by the National Basic Research Program of China(Grant No.2016YFA0301903);the National Natural Science Foundation of China(Grant Nos.11304387,11174370,61632021,61205108,and 11305262);the Research Plan Project of National University of Defense Technology(Grant No.ZK16-03-04); Calculating the spatial structures of ion crystals is important in ion-trapped quantum computation. Here we demon- strate that the simulated annealing method is a powerful tool to evaluate the structures of ion crysta...; 关键词：quantum information ion trap ion crystal equilibrium position

Determining the imaging plane of a retinal capillary layer in adaptive optical imaging被引量：1: 《Chinese Physics B》2016年第9期110-116,共7页杨乐宝胡立发李大禹曹召良穆全全马骥宣丽; Project supported by the National Natural Science Foundation of China(Grant Nos.11174274,11174279,61205021,11204299,61475152,and 61405194); Even in the early stage,endocrine metabolism disease may lead to micro aneurysms in retinal capillaries whose diameters are less than 10 μm.However,the fundus cameras used in clinic diagnosis can only obtain images o...; 关键词：liquid crystal device adaptive optics capillary layer position retinal imaging

Influence of the colored noise on determining the period of a torsion pendulum: 《Chinese Physics B》2016年第8期81-85,共5页罗杰占文泽巫伟皇邵成刚王典洪; supported by the National Natural Science Foundation of China(Grant Nos.11175160,11275075,and 11575160); Based on statistical properties, two typical models are considered to calculate the uncertainties for some random noise sequences on the period extraction of a torsion pendulum, which is important and instructive in t...; 关键词：torsion pendulum Gaussian colored noise UNCERTAINTY correlation time

A circular zone counting method of identifying a Duffing oscillator state transition and determining the critical value in weak signal detection被引量：3: 《Chinese Physics B》2015年第6期192-197,共6页李梦平许雪梅杨兵初丁家峰; Project supported by the National Natural Science Foundation of China(Grant Nos.61172047 and 61071025); Identifying state transition and determining the critical value of the Duffing oscillator are crucial to indicating external signal existence and have a great influence on detection accuracy in weak signal detection. ...; 关键词：identifying state transition determining critical value Duffing oscillator circular zone countingmethod maximum Lyapunov exponent method

Determining the influence of ferroelectric polarization on electrical characteristics in organic ferroelectric field-effect transistors: 《Chinese Physics B》2015年第5期597-605,共9页浮宗元张剑驰胡静航蒋玉龙丁士进朱国栋; supported by the National Key Technologies R&D Program,China(Grant No.2009ZX02302-002);the National Natural Science Foundation of China(Grant Nos.61376108,61076076,and 61076068);NSAF,China(Grant No.U1430106);the Science and Technology Commission of Shanghai Municipality,China(Grant No.13NM1400600);Zhuo Xue Plan in Fudan University,China; Organic ferroelectric field-effect transistors （OFeFETs） are regarded as a promising technology for low-cost flexible memories. However, the electrical instability is still a critical obstacle, which limits the comm...; 关键词：organic ferroelectric field-effect transistors polarization fatigue ferroelectric switching

Influence of the environmental noise on determining the period of a torsion pendulum: 《Chinese Physics B》2015年第3期72-77,共6页罗杰田苑邵成刚王典洪; supported by the National Basic Research Program of China(Grant No.2010CB832800);the National Natural Science Foundation of China(Grant Nos.11175160 and 11275075);the Natural Science Foundation of Key Projects of Hubei Province,China(Grant No.2013CFA045); The environmental noise can restrict the accuracy of period estimation since the torsion pendulum is sensitive to weak forces. Two typical models for the environmental noise are proposed to make an evaluation. General...; 关键词：period estimation environmental noise thermal noise limit UNCERTAINTY

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