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DISSOCIATION: 作品数：374被引量：394H指数：8; 导出分析报告; 相关领域：理学更多>>; 相关作者：盛六四周晓国单晓斌刘世林刘付轶更多>>; 相关机构：中国科学技术大学中国科学院吉林大学中国矿业大学更多>>; 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国家高技术研究发展计划中国博士后科学基金更多>>

Highly N_(2) dissociation catalyst:Ir(100) and Ir(110) surfaces: 《Chinese Chemical Letters》2025年第3期526-531,共6页Chaozheng He Menghui Xi Chenxu Zhao Ran Wang Ling Fu Jinrong Huo; funded by the Natural Science Foundation of China(No.21603109);the Henan Joint Fund of the National Natural Science Foundation of China(No.U1404216);the Scientific Research Program Funded by Shaanxi Provincial Education Department(No.20JK0676);supported by Natural Science Basic Research Program of Shanxi(Nos.2022JQ-108,2022JQ096)。; Density functional theory(DFT)was performed to systematically study the adsorption and dissociation of N_(2)on Ir(100)and Ir(110)surfaces.By analyzing the properties,including adsorption energies,reaction barriers,and...; 关键词：Density functional theory N_(2) dissociation Ir surface Ammonia synthesis Anti-bonding orbitals Reaction barrier

Promotion effect of epoxy group neighboring single-atom Cu site on acetylene hydrochlorination被引量：1: 《Chinese Chemical Letters》2024年第6期258-262,共5页Junchen Peng Xue Yin Dandan Dong Zhongyuan Guo Qinqin Wang Minmin Liu Fei He Bin Dai Chaofeng Huang; supported by the National Natural Science Foundation of China(No.22062021);the Science and Technology Project of Xinjiang supported by Central Government(No.2022BC001);Tianshan Talents Training Program of Xinjiang(Science and Technology Innovation Team,No.CZ002701);the Opening Project of Key Laboratory for Green Processing of Chemical Engineering of Xinjiang(No.KF2019010);the Start-Up Foundation for high-level professionals of Shihezi University(No.RCZK201932);research project of Shihezi University(No.CXFZ202205)。; Carbon materials have been used as the support for catalysts in the field of acetylene hydrochlorination,the influence of inevitable oxygen-containing moieties on the reaction is often ignored and the mechanism of the...; 关键词：Epoxy group Acetylene hydrochlorination Single-atom Cu catalyst Synergistic dissociation

Pyrimidine donor induced built-in electric field between melon chains in crystalline carbon nitride to facilitate excitons dissociation: 《Chinese Chemical Letters》2023年第3期546-552,共7页Guoqiang Zhang Yangsen Xu Guoshuai Liu Yongliang Li Chuanxin He Xiangzhong Ren Peixin Zhang Hongwei Mi; jointly supported by the Natural Science Foundation of China(Nos.51874199,22078200,22102103);the grant from SZIIT(No.SZIIT2022KJ026);Guangdong Basic and Applied Basic Research Foundation(Nos.2019A1515111021,2021A1515010162);Shenzhen Innovation Program(No.JCYJ20170818142642395)。; The strong intrinsic Coulomb interactions of Frenkel excitons in crystalline carbon nitride(CCN) greatly limits their dissociation into electrons and holes, resulting in unsatisfactory charges separation and photocata...; 关键词：Crystalline carbon nitride Exciton binding energy Built-in electric field Pyrimidine donor Excitons dissociation

Diphenyl cyclopropenone-centered polymers for site-specific CO-releasing and chain dissociation被引量：3: 《Chinese Chemical Letters》2020年第1期299-302,共4页Chenchen Shao Hanyi Duan Yuqin Min Xinghong Zhang; financial support by the National Science Foundation of China (No.21604071); The synthesis and stimuli-responsiveness of a diphenyl cyclopropenone(DPCP)-centered poly(methyl acrylate)(PMA)are presented.DPCP-centered PMA could release carbon monoxide(CO)upon UV light in a switched on-and-off ma...; 关键词：Diphenyl cyclopropenone CO-release Chain dissociation Ultrasound UV light

Structural characterizations of protonated homodimers of amino acids:Revealed by infrared multiple photon dissociation(IRMPD) spectroscopy and theoretical calculations被引量：3: 《Chinese Chemical Letters》2018年第9期1333-1339,共7页Lifu Ma Juan Ren Ruxia Feng Kailin Zhang Xianglei Kong; supported by the National Natural Science Foundation of China(Nos.21475065,21627801 and 11704280); Infrared multiple photon dissociation （IRMPD） spectroscopic and theoretical studies of protonated homodimers of amino acids generated by electrospray ionization in the gas phase have been reviewed. Results show that...; 关键词：Amino acid HOMODIMER IRMPD spectroscopy Proton affinity Charge-solvated Salt-bridged ESI mass spectrometry

In situ High-pressure NMR Observations on the Formation and Dissociation of Methane Hydrate被引量：1: 《Chinese Chemical Letters》2006年第6期791-794,共4页Ai Bing CHEN Wei Ping ZHANG Xi Jie LAN Heng ZHENG Xiu Mei LIU Xiu Wen HAN Xin He BAO; We gratefully acknowledge the National Natural Science Foundation of China for the financial support （No.90210024）.; A home-made static NMR cell with pressure up to 10 MPa was employed to observe the formation and dissociation processes of methane hydrate by in situ ^1H and ^13C NMR spectroscopies. Methane hydrate can be formed or d...; 关键词：In situ NMR high-pressure NMR METHANE methane hydrate hydrate formation hydrate dissociation.

Direct Electrochemical Evidence of the Dissociation and Adsorption Behavior of Acetonitrile at Gold Electrodes by Ultrafast Voltammetry: 《Chinese Chemical Letters》2006年第4期513-516,共4页Zhi Yong GUO Xiang Qin LIN Yan Hui XU; This work was financed by the National Natural Science Foundation of China （No. 20173054）.; Ultrafast cyclic voltammetry was used to study the redox behavior of a gold electrode in acetonitrile. The direct electrochemical evidence of the dissociation and adsorption behavior of acetonitrile at gold electrodes...; 关键词：Gold electrode ACETONITRILE ADSORPTION ultrafast voltammetry.

Study on the Reaction Mechanism for Carbon Dioxide Reforming of Methane over supported Nickel Catalyst被引量：3: 《Chinese Chemical Letters》2003年第10期1081-1084,共4页Ling QIAN, Zi Feng YAN State Key Laboratory for Heavy Oil Processing, University of Petroleum, Dongying 257061; The adsorption and dissociation of methane and carbon dioxide for reforming on nickel catalyst were extensively investigated by TPSR and TPD experiments. It showed that the decomposition of methane results in the form...; 关键词：ADSORPTION DISSOCIATION supported nickel catalyst METHANE carbon dioxide reforming.

Thermodynamics of the Dissociation of Carbonic Acid in Mixed Solvent.4. The System of NaHCO_3-Na_2CO_3-NaCl-Ethanol-Water: 《Chinese Chemical Letters》1998年第12期0-0,0-0,共2页Hong Yu ZHANG; The sendempirical method AM1 was used to calculate AHOF values ofperylenequinone (PQ), and HOF was used as a theoretical parameter to predict the scavengingability of Po hydroxyls. Owing to strong intramolecular hydro...; 关键词：Perylenequinonoid derivatives ANTIOXIDANT AM1 method △HOF value

Specific Mass Spectrometric Fragmentations from the Dissociation of Intermediate Ion-Neutral Complexes: 《Chinese Chemical Letters》1998年第1期93-97,共5页She, YM Wei, JH Tu, YP Liu, SY; It is reported that two kinds of specific mass spectrometric fragmentations are generated from dissociations of the intermediates of both the ion-neutral complex and the proton-bound complex. Collision-induced dissoci...; 关键词：mass spectrometric fragmentation ion-neutral complex proton bound complex DISSOCIATION

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