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CATION: 作品数：676被引量：1271H指数：12; 导出分析报告; 相关领域：理学更多>>; 相关作者：李晓琴乔辉单安山徐海松刘岳更多>>; 相关机构：东北农业大学中国科学院国防科学技术大学北京大学更多>>; 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北京市自然科学基金更多>>

Chemical bonding in representative astrophysically relevant neutral,cation,and anion HC_(n)H chains: 《Chinese Physics B》2022年第12期156-168,共13页Ioan Baldea; financial support from the German Research Foundation(DFG Grant No.BA 1799/3-2)in the initial stage of this work and computational support by the state of Baden-Württemberg through bw HPC and the German Research Foundation through Grant No.INST 40/575-1 FUGG(bw Uni Cluster 2.0,bw For Cluster/MLS&WISO 2.0/HELIX,and JUSTUS 2.0 cluster); Most existing studies assign a polyynic and cumulenic character of chemical bonding in carbon-based chains relying on values of the bond lengths.Building on our recent work,in this paper we add further evidence on the...; 关键词：ASTROPHYSICS interstellar medium(ISM) carbon chains Wiberg and Mayer bond order indices

Ultrafast dynamics of cationic electronic states of vinyl bromide by strong-field ionization-photofragmentation被引量：1: 《Chinese Physics B》2022年第2期641-645,共5页Long-Xing Zhou Yang Liu Shen He Da-Shuai Gao Xing-Chen Shen Qi Chen Tao Yu Hang Lv Hai-Feng Xu; supported by the National Key Research and Development Program of China(Grant No.2019YFA0307700);the National Natural Science Foundation of China(Grant Nos.11874179,11704149,and 12074144);the Natural Science Foundation of Jilin Province,China(Grant Nos.20180101289JC and 20190103045JH);the Science and Technology Project of the Jilin Provincial Education Department,China(Grant No.JJKH20190184KJ)。; Strong field ionization-photofragmentation(SFI-PF)with ultrafast pump–probe scheme is a powerful approach to study the dynamics of molecular cationic electronic states.Here we carry out a SFI-PF study on the cationic...; 关键词：strong field ionization ultrafast dynamics vinyl bromide cation

First-principles study of polarization and piezoelectricity behavior in tetragonal PbTiO_3-based superlattices: 《Chinese Physics B》2018年第2期551-555,共5页朱振业; Project supported by the National Natural Science Foundation of China(Grant No.11372085);the Shenzhen Science and Technology Project(Grant No.JCYJ20150625142543461); Using first-principles calculation, the contribution of A-site and B-site atoms to polarization and piezoelectricity d33 in the tetragonal Pb TiO_3/KNbO_3 and PbTiO_3/LaAlO_3 superlattices is investigated in this pape...; 关键词：perovskite superlattice first-principles strain cation piezoelectricity

Substitution priority of Eu^(2+) in multi-cation compound Sr_(0.8)Ca_(0.2)Al_2Si_2O_8 and energy transfer: 《Chinese Physics B》2018年第1期570-578,共9页杨志平李振玲王志军李盼来田苗苗程金阁王超; Project supported by the National Natural Science Foundation of China(Grant Nos.51672066 and 50902042);Funds for Distinguished Young Scientists of Hebei Province,China(Grant No.A2015201129);Personnel Training Project of Hebei Province,China(Grant No.A2016002013); A blue phosphor was obtained by doping Eu2＋ into a multi-cation host Sro.8Cao.2Al2Si208 through high tempera- ture solid state reaction. The emission spectra show a continuous red-shift behavior from 413 nm to 435 nm...; 关键词：LUMINESCENCE PHOSPHORS energy transfer substitution priority

Improved thermoelectric property of cation-substituted CaMnO_3: 《Chinese Physics B》2015年第9期542-547,共6页Pradeep Kumar Subhash C.Kashyap Vijay Kumar Sharma H.C.Gupta; Single-phase pristine and cation-substituted calcium manganite（Ca1-xBixMn1-yVyO3-δ） polycrystalline samples were synthesized by the solid state reaction technique. Their thermoelectric properties were measured by a...; 关键词：thermoelectric materials solid state reaction Seebeck coefficient power factor

R-site cation randomness effect in the A-site ordered Y_(0.5)La_(0.5)BaMn_2O_6 compound: 《Chinese Physics B》2013年第7期499-502,共4页高庆庆李静波李冠男饶光辉骆军刘广耀梁敬魁; the National Natural Science Foundation of China(Grant Nos.50872148,51072225,and 11074295);the Natural Science Foundation of Guangxi Province,China(Grant No.2012GXNSFGA060002); The R/Ba-ordered and R-site mixed compound Y0.5La0.5BaMn2O6 is synthesized, in which （Y, La） and Ba are regularly arranged, while Y and La randomly occupy the R-site. Y0.5La0.5BaMn2O6 has a tetragonal unit cell with...; 关键词：A-site ordering structural transition charge/orbital ordering X-ray powder diffraction

The influence of cation additives on the NIR luminescence intensity of Er^(3+)-doped borate glasses被引量：1: 《Chinese Physics B》2012年第6期398-402,共页周永亮张晓松徐建萍张忠朋张高峰魏凤巍李岚; Project supported by the Natural Science Foundation of Tianjin (Grant Nos. 09JCYBJC01400 and 11JCYBJC00300);the Natural Science Foundation of the Tianjin Education Committee (Grant No. 20071207);Tianjin Key Subject for Materials Physics and Chemistry; Er3+-doped 25BaO-(25-x)SiO2-xAl2O3-25B2O3 transparent glasses are prepared with x = 0,12.5 and 25 by a solid-state reaction.The Er-related NIR luminescence intensity,which corresponds to the transition of 4I15/2-4I13/...; 关键词：maximal phonon density of state Judd-Ofelt intensity parameter Er3+-doped borate glasses

First principles study of the magnetism driven by cation defects in CeO_2:the important role of O2p states: 《Chinese Physics B》2012年第4期537-542,共6页路战胜马东伟张静徐国亮杨宗献; supported by the National Natural Science Foundation of China (Grant Nos. 11174070, 10947001, and 11004066);the Innovation Scientists and Technicians Troop Construction Projects of Henan Province, China (Grant No. 104200510014);the Foundation for University Young Core Instructors of Henan Province, China (Grant No. 2009GGJS-044); The magnetism driven by cation defects in undoped CeO2 bulk and thin films is studied by the density functional theory corrected for on-site Coulomb interactions （DFT＋U） with U = 5 eV for the Ce4f states and U = 7 ...; 关键词：MAGNETISM cation defect CEO2 density functional theory

Cation mixing (Li_(0.5)Fe_(0.5))_2SO_4F cathode material for lithium-ion batteries: 《Chinese Physics B》2011年第12期1-7,共7页孙洋刘磊董金平张斌黄学杰; supported by the National High Technology Research and Development Program of China (Grant No. 2009AA033101); We study the crystal structure of a triplite-structured （Li0.5Fe0.5）SO4F with full Li＋/Fe2＋ mixing. This promising polyanion cathode material for lithium-ion batteries operates at 3.9 V versus Li＋/Li with a theor...; 关键词：lithium-ion battery cathode material triplite cation mixing

Multireference calculation of lifetime of A^2Π_u state in nitrogen-molecule cation: 《Chinese Physics B》2010年第3期281-283,共3页闫冰冯伟; Project supported by the National Natural Science Foundation of China(Grant No. 10604022); This paper utilizes multireference configuration interaction theory to calculate the lifetime of A2Пu state for nitrogen molecular ion N2＋. It obtains the transition moment function for A2Пu →X2∑g＋, Franck-Condo...; 关键词：LIFETIME Franck Condon factor nitrogen molecular ion

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