PHOTOEXCITATION

作品数：14被引量：7H指数：1
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Smartly tuning supramolecular chirality in polymer gels via photoexcitation-induced cooperative self-assembly
《Science China Chemistry》2025年第3期1126-1135,共10页Bingbing Yue Yulong Shi Fan Yang Danfeng Ye Jian Jin Pilan Zhang Shen Song Yifei Xu Hui Lin Shihui Zhu Liangliang Zhu 
sponsored by the National Natural Science Foundation of China (22105128,22275038,22205038)。
Although supramolecular chirality tuning is prosperous in systems with small molecular building blocks,these systems lack structural strength and have limited practical applications.Conversely,polymer systems do not e...
关键词：supramolecular chirality polymer gels phototuning SELF-ASSEMBLY rheological property 
A density functional theory study of polarons on different TiO_(2) surfaces
《燃料化学学报（中英文）》2024年第12期1877-1888,I0011-I0013,共15页SHI Zhiqun GONG Xueqing 
Polarons are widely considered to play a crucial role in the charge transport and photocatalytic performance of materials,but the mechanisms of their formation and the underlying driving factors remain a matter of con...
关键词：POLARON surface defect PHOTOEXCITATION TiO_(2) density functional theory 
Photoexcitation of Dihydroquinazolinone Anionic Compounds:Difluoroalkylarylation and Difluoroalkylamination of Alkenes被引量：1
《CCS Chemistry》2024年第10期2549-2559,共11页Jian-Xiong Yang Jia-Qing Hu Qi Wen Jie Xu Yan Zhang Heng Jiang 
the National Natural Science Foundation of China(grant nos.22101176 and 22137003).
The direct excitation of dihydroquinazolinone(DHQ)anions by visible light has been demonstrated by photophysical experiments.The excited-state DHQ anion serves as both a potent reductant and a radical precursor in a r...
关键词：excited state anion difluoromethyl radical DIFLUOROMETHYLATION PHOTOCHEMISTRY radical chemistry 
Ultrafast photoexcitation dynamics behavior of hydrogen-bonded polyfluorenol
《Chinese Chemical Letters》2024年第1期486-491,共6页Man Xu Chuanxin Wei Yunlong Zhang Hao Li Jingyao Ma Jinyi Lin Shengjie Wang Wei Xue Qi Wei Linghai Xie Wei Huang 
the National Natural Science Foundation of China(Nos.22105099,61874053);Natural Science Foundation of Jiangsu Province(No.BK20200700);the open research fund from Anhui Province Key Laboratory of Optoelectronic Materials Science and Technology(No.OMST202101).
Exciton behavior is crucial to the exploitation of light-emitting conjugated polymer(LCPs)for optoelectronic devices.Singlet excitons are easily trapped by the intrinsically defect structures.Herein,we set a polyfluor...
关键词：Photoexcitation dynamics Polyfluorenol Aggregation behavior Energy transfer Exciton migration 
Photoexcitation-induced passivation of SnO_(2) thin film for efficient perovskite solar cells被引量：1
《National Science Review》2023年第11期178-186,共9页Nianyao Chai Xiangyu Chen Zhongle Zeng Ruohan Yu Yunfan Yue Bo Mai Jinsong Wu Liqiang Mai Yi-Bing Cheng Xuewen Wang 
supported by the National Key Research and Development Program of China(2020YFA0715000);the Foshan Xianhu Laboratory of the Advanced Energy Science and Technology Guangdong Laboratory(XHT2020-005);the Guangdong Basic and Applied Basic Research Foundation(2020A1515110250 and 2021B1515120041).
A high-quality tin oxide electron transport layer(ETL)is a key common factor to achieve high-performance perovskite solar cells(PSCs).However,the conventional annealing technique to prepare high-quality ETLs by contin...
关键词：photoexcitation-induced passivation ultrafast laser carrier management electron transport layer perovskite solar cells 
Photoexcitation induced magnetic phase transition and spin dynamics in antiferromagnetic MnPS_(3) monolayer
《npj Computational Materials》2023年第1期1246-1252,共7页Yinlu Gao Xue Jiang Zhiyong Qiu Jijun Zhao 
This work was supported by the National Natural Science Foundation of China(12274050,11874097,and 91961204);The Fundamental Research Funds for the Central Universities(Grant No.DUT22LAB104,DUT22ZD103);The authors also acknowledge the Supercomputing Center of the Dalian University of Technology and Tianjin for providing computing resources.
Antiferromagnetic spin dynamics is the key issue to develop spintronic devices.We adopt ab initio nonadiabatic molecular dynamics with spin–orbit-coupling(SOC)to investigate photoinduced spin dynamics in an antiferro...
关键词：DYNAMICS EXCITATION MONOLAYER 
Insight into the photoexcitation effect on the catalytic activation of H_(2) and C-H bonds on TiO_(2)(110)surface
《Chinese Chemical Letters》2022年第10期4705-4709,共5页Min Zhou Hai-Feng Wang 
supported by National Nature Science Foundation of China(Nos.21873028.91945302);National Ten Thousand Talent Program for Young Top-notch Talents in China,Shanghai Shu-Guang project(No.17SG30);the Fundamental Research Fundsfor the Central Universities.
Semiconductor photocatalysis holds great promise for breaking the inert chemical bonds under mild condition;however,the photoexcitation-induced modulation mechanism has not been well understood at the atomic level.Her...
关键词：Density functional theory calculation PHOTOCATALYSIS H_(2)activation C-H bond activation TiO_(2) 
Dynamical evolution of anisotropic response of type-Ⅱ Weyl semimetal TalrTe_(4) under ultrafast photoexcitation被引量：1
《Light(Science & Applications)》2021年第6期1053-1060,共8页Xiao Zhuo Jiawei Lai Peng Yu Ze Yu Junchao Ma Wei Lu Miao Liu Zheng Liu Dong Sun 
the National Key Research and Development Program of China(2020YFA0308800);the National Natural Science Foundation of China(NSFC Grants Nos.12034001,11674013,91750109);Beijing Nature Science Foundation(JQ19001);.J.L.is also supported by China National Postdoctoral for Innovative Talent(BX2O2OOO15);Z.L.and P.Y.acknowledge support from the Singapore National Research Foundation under NRF award number NRF-RF2013-08,MOE Tier 2 MOE2016-T2-2-153,and MOE2017-T2-2-136.P.Y.is also supported by 100 Top Talents Program(No.29000-18841216)of Sun Yat-sen University.
Layered type-ⅡWeyl semimetals,such as WTe_(2)/MoTe_(2),and TalrTe_(4)have been dem on strated as a supreme photodetection material with topologically enhanced responsivity and specific sensitivity to the orbital angu...
关键词：polarization ANISOTROPIC TRANSIENT 
Visualizing Material Processing via Photoexcitation-ControlledOrganic-Phase Aggregation-Induced Emission被引量：2
《Research》2021年第1期1402-1412,共11页Jian Gu Bingbing Yue Glib V.Baryshnikov Zhongyu Li Man Zhang Shen Shen HansÅgren Liangliang Zhu 
supported by 2019 Natural Science Foundation of Shanghai(Grant No.19ZR1471700);NSFC(21975046);the National Key Research and Development Program of China(2017YFA0207700);G.B and H.Å.are thank ful to Stiftelsen Olle Engkvist Byggmästare(contract no.189-0223)for the support;The calculations were performed with computational resources provided by the High-Performance Computing Center North(HPC2N)in Umeå,Sweden,through the project“Multiphysics Modeling of Molecular Materials”SNIC 2020/3-29.
Aggregation-induced emission(AIE)has been much employed for visualizing material aggregation and self-assembly.However,water is generally required for the preparation of the AIE aggregates,the operation of which limit...
关键词：EXCITATION AGGREGATION NONEQUILIBRIUM 
Study of Inner-Shell Excitation and Relaxation Processes in Atomic and Ionic Neon by Means of Soft X-Ray Spectroscopy
《Plasma Science and Technology》2010年第3期353-360,共8页M.OURA 
By using soft X-ray spectroscopy, we investigate the inner-shell excitation and relaxation processes in atomic and ionic neon targets. Resonant X-ray emission spectroscopy was applied to neutral neon atom in the regio...
关键词：NEON PHOTOEXCITATION soft X-ray emission spectroscopy merged-beam method multi-configuration Dirac-Fock （MCDF） calculation 
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