VACANCIES

作品数：208被引量：350H指数：7
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相关作者：张玉明张义门郭辉梁迎春郭永博更多>>
相关机构：西安电子科技大学哈尔滨工业大学中国科学技术大学中国石化更多>>
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Engineering N_(3C) vacancies in hierarchical porous carbon nitride nanosheets for room temperature ultradeep photocatalytic aerobic oxidative desulfurization
《Science China Chemistry》2025年第4期1608-1619,共12页Yina Nie Weijie Yang Xin Wang Xiang Li Lele Wei Xiaolin Bai Lin Liu Feng Fu Jun Wan 
supported by the National Natural Science Foundation of China(22169021,22369023);the Sanqi Youth Talent Project of Shaanxi Province(YJ004);the Shaanxi Province Training Program of Innovation and Entrepreneurship for Undergraduates(S202410719096).
The production of ultra-low sulfur clean fuels holds global significance for improving energy efficiency and reducing environmental pollution.Photocatalytic aerobic oxidative desulfurization(PODS)offers an attractive ...
关键词：DESULFURIZATION photocatalysis carbon nitride defect engineering hierarchical pores 
Efficient photocatalytic H_(2) evolution over tubular mesoporous carbon nitride with N-vacancy by microwave-assisted synthesis
《Science China Chemistry》2025年第3期866-873,共8页Yuanlong Pan Qiang Zhang Guangzheng Huang Yannan Luo Honglin Gao 
supported by the National Natural Science Foundation of China (22369024)。
Modifying the microstructure of photocatalysts while simultaneously introducing vacancies has shown significant potential in enhancing their performance for hydrogen production.Herein,a novel tubular mesoporous carbon...
关键词：g-C_(3)N_(4) microwave synthesis N-vacancies SUPRAMOLECULAR hydrogen production 
Reducing the vacancies associated with ferroelectric polarization to promote photocatalytic overall water splitting
《Science China Chemistry》2024年第10期3258-3264,共7页Haozhi Qi Yuyang Kang Jian-An Liu Lichang Yin Wenyu Zhang Shangyi Ma Jianhang Qiu Lingli Li Weijin Hu Lianzhou Wang Gang Liu 
supported by the National Natural Science Foundation of China(52425201,52120105003,52002377,52372243);the National Key R&D Program of China(2021YFA1500800);the CAS Projects for Young Scientists in Basic Research(YSBR-004);the International Partnership Program of the Chinese Academy of Sciences(174321KYSB20200005);the financial support from the New Cornerstone Science Foundation through the XPLORER PRIZE。
Ferroelectric materials hold great promise in photocatalytic water splitting because their built-in electric field induced by the depolarization field can fulfill the separation of photogenerated carriers.However,a nu...
关键词：PbTiO_(3) ferroelectric polarization vacancy defect element doping photocatalytic overall water splitting 
Pd single atoms cooperate with S vacancies in ZnIn_(2)S_(4) nanosheets for photocatalytic pure-water splitting被引量：1
《Science China Chemistry》2024年第3期855-861,共7页Lin Sun Huiping Peng Fei Xue Shangheng Liu Zhiwei Hu Hongbo Geng Xiaozhi Liu Dong Su Yong Xu Xiaoqing Huang 
financially supported by the National Key R&D Program of China(2020YFB1505802);the Ministry of Science and Technology of China(2017YFA0208200);the National Natural Science Foundation of China(22025108,U21A20327,22121001);Guangdong Provincial Natural Science Fund for Distinguished Young Scholars(2021B1515020081);the start-up support from Xiamen University。
Photocatalytic water splitting has emerged as a new frontier for converting solar energy to green H_(2) and value-added chemicals.Nevertheless,great challenges still remain for developing efficient photocatalysts for ...
关键词：ZnIn_(2)S_(4) Pd single atom S vacancy pure water splitting H_(2)O_(2) 
Amorphous/2H-MoS_(2) nanoflowers with P doping and S vacancies to achieve efficient pH-universal hydrogen evolution at high current density
《Science China Chemistry》2022年第9期1829-1837,共9页Yue Shi Dan Zhang Hongfu Miao Xueke Wu Zuochao Wang Tianrong Zhan Jianping Lai Lei Wang 
supported by the National Natural Science Foundation of China(51772162,22001143 and 52072197);the Youth Innovation and Technology Foundation of Shandong Higher Education Institutions,China(2019KJC004);the Outstanding Youth Foundation of Shandong Province,China(ZR2019JQ14);the Taishan Scholar Young Talent Program(tsqn201909114,tsqn201909123);the Natural Science Foundation of Shandong Province(ZR2020YQ34);the Major Scientific and Technological Innovation Project(2019JZZY020405);the Major Basic Research Program of Natural Science Foundation of Shandong Province(ZR2020ZD09)。
Molybdenum disulfide(MoS_(2))has become a competitive candidate for efficient and economical hydrogen evolution reaction(HER).Compared with 1T-MoS_(2),2H-MoS_(2) possesses exceptional thermodynamic stability but still...
关键词：MoS_(2)nanoflowers defects DOPANTS heterojunction hydrogen evolution reaction 
Direct pore engineering of 2D imine covalent organic frameworks via sub-stoichiometric synthesis
《Science China Chemistry》2022年第1期190-196,共7页Xiao Yang Zhen Xie Ting Zhang Guang Zhang Ziqiang Zhao Yong Wang Guolong Xing Long Chen 
supported by the National Key Research and Development Program of China(2017YFA0207500);the National Natural Science Foundation of China(51973153)。
Two-dimensional covalent organic frameworks(2D COFs)bearing various topologies can be precisely designed based on the symmetry of monomers.Their pore environment can be further regulated via either pre-functionalizati...
关键词：covalent organic frameworks sub-stoichiometric periodic vertex vacancies 
Defect-mediated reactivity of Pt/TiO2 catalysts:the different role of titanium and oxygen vacancies被引量：5
《Science China Chemistry》2020年第9期1323-1330,共8页Quan Xiao Yanan Wang Zhi-Jian Zhao Chunlei Pei Sai Chen Lijun Gao Rentao Mu Qiang Fu Jinlong Gong 
the National Key Research and Development Program of China(2016YFB0600901);the National Science Foundation of China(21525626,U1862207);the Program of Introducing Talents of Discipline to Universities(B06006)。
Defects are ubiquitous in oxide supports and can often tune the catalytic property of supported metal catalysts.This work describes the distinct role of titanium and oxygen vacancies of TiO2 supports in the catalytic ...
关键词：defects electronic metal-support interaction titanium vacancies oxygen vacancies CO oxidation 
Relationships of surface oxygen vacancies with photoluminescence and photocatalytic performance of ZnO nanoparticles被引量：4
《Science China Chemistry》2005年第1期25-30,共6页JING Liqiang YUAN Fulong HOU Haige XIN Baifu CAI Weimin FU Honggang 
the National Natural Scieance Foundation of China(Grant Nos.20171016&20301006);the Natural Science Foundation of Heilongjicmng Piovince of China(Grant No.B0305);the Science Foundati on for Excellent Youth of Heilongjiang Province of China(2002);the Supporting Plan of Education Bueau of Heilongjiang Province(Grant No.1054 G035);the Sciance Foundation of Chinese Postoctor(Grant No.20040350168); the Science Foundation for Excellent Youth of Heilongjiang Umi-versity of China(2003).
The ZnO nanoparticles are prepared by a precipitation process, and also are char- acterized by means of the modern testing techniques such as XPS, ESR, SPS and PL. The ac- tivity of the as-prepared ZnO is evaluated in...
关键词：ZnO  nanoparticle  oxygen vacancy  photoluminescence  photocatalysis. 
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