TIME-RESOLVED

作品数：249被引量：217H指数：7
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相关作者：张冰龙金友戴东旭杨学明张嵩更多>>
相关机构：中国科学院吉林大学华中科技大学中国科学院大学更多>>
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Direct observation of ultrafast magnetization dynamics in Co/Ni bit patterned media by time-resolved scanning Kerr microscopy
《Chinese Physics B》2025年第4期579-583,共5页Wei Zhang Wei He Qin-Li Lv Jian-Wang Cai Xiang-Qun Zhang Zhao-Hua Cheng 
Project supported by the National Key Research and Development Program of China(Grant No.2022YFA1403302);the National Natural Science Foundation of China(Grant Nos.52031015,U22A20115,and 12104030);the Natural Science Foundation of Zhejiang Province,China(Grant No.LZ25A040007);the Natural Science Foundation of Beijing(Grant No.1252026).
Bit patterned recording(BPR)has attracted much attention due to its promising potential in achieving high densities in magnetic storage devices.The materials with strong perpendicular magnetic anisotropy(PMA)are alway...
关键词：ultrafast spin dynamics magneto-optical Kerr effect micromagnetic simulations 
Photochemical reaction mechanism of benzophenone protected guanosine at N7 position
《Chinese Chemical Letters》2025年第3期311-315,共5页Yan Guo Hongtao Bian Le Yu Jiani Ma Yu Fang 
sponsored by grants from the National Natural Science Foundation of China(Nos.22322301,22303046);the Shaanxi Science Fund for Distinguished Young Scholars(No.2021JC-38);the Fundamental Research Funds for the Central Universities(Nos.GK202207001,GK202304008);the Shaanxi Province Postdoctoral Science Foundation(No.2023BSHEDZZ187).
Aryl ketones as photolabile protecting group(PPG)to modify purine imines is a novel nucleic acid protection strategy.Especially,photoprotection of N7-guanosine is the first reported photoprotected nucleoside that can ...
关键词：Excited state Photolabile protecting group Time-resolved spectroscopy Transient absorption DFT calculation 
Complete protection of NIR-luminescent molecular rubies from oxygen quenching in air by L-arginine-mediated silica nanoparticles
《Nano Research》2025年第3期309-321,共13页Viktoriia Osipova Isabella Tavernaro Lingcong Ge Winald R.Kitzmann Katja Heinze Michael R.Reithofer Ute Resch-Genger 
supported by the Scientific Service Units of IST Austria through resources provided by the Electron Microscopy Facility;The authors gratefully acknowledge financial support by the projects AquaFunkNano(Federal Ministry for Economic Affairs and Climate Action(BmWK,program WIPANO));MiGraGen(Novo Nordisk Fonden,Interdisciplinary Synergy Program 2021),grant No.P-34662 from the Austrian Science Foundation(M.R.R.);the DFG project NILECHROME 2.0(grants RE 1203/23-2 and HE 2778/10-2).
The application of emerging luminophores such as near-infrared(NIR)emissive complexes based on earth-abundant chromium as central ion and triplet-triplet annihilation upconversion(TTA-UC)systems in air as optical repo...
关键词：silica nanoparticles chromium(Ⅲ)complexes near-infrared(NIR)luminescence oxygen quenching time-resolved spectroscopy 
Correlating NAD(P)H lifetime shifts to tamoxifen resistance in breast cancer cells:A metabolic screening study with time-resolved flow cytometry
《Journal of Innovative Optical Health Sciences》2025年第1期101-115,共15页Samantha Valentino Karla Ortega-Sandoval Kevin D.Houston Jessica P.Houston 
the National Institute of Health for supporting this research under grants NIH R35GM152076,NIH 1SC1GM127175-01,NIH T32GM148394.
Time-resolved flow cytometry(TRFC)was used to measure metabolic differences in estrogen receptor-positive breast cancer cells.This specialty cytometry technique measures fluorescence lifetimes as a single-cell paramet...
关键词：TIME-RESOLVED flow cytometry AUTOFLUORESCENCE fluorescence lifetime breast cancer metabolism 
Activatable red/near-infrared aqueous organic phosphorescence probes for improved time-resolved bioimaging
《National Science Review》2025年第2期180-190,共11页Yang Li Zhiqin Wu Zizhao Huang Chenjia Yin He Tian Xiang Ma 
supported by the National Key Research and Development Program of China(2022YFB3203500);the National Natural Science Foundation of China(22125803,T2488302,22020102006 and 22307036);China Postdoctoral Science Foundation(2023M731079);the Fundamental Research Funds for the Central Universities.
Organic red/near-infrared(NIR)room-temperature phosphorescence(RTP)holds significant potential for autofluorescence-free bioimaging and biosensing due to its prolonged persistent luminescence and exceptional penetrabi...
关键词：organic room-temperature phosphorescence activatable molecular probe HOST-GUEST time-resolved imaging in vivo biosensing 
Extremely long-lived charge separation and related carrier spin excitation in CsPbBr_(3)perovskite quantum dots with an electron acceptor benzoquinone
《Nano Research》2024年第12期10649-10654,共6页Lin Cheng Rongrong Hu Meizhen Jiang Yumeng Men Yang Wang Jinlei Li Tianqing Jia Zhenrong Sun Donghai Feng 
supported by the National Natural Science Foundation of China(Nos.12174108,91950112,12104311,12074123,and 12034008).
The formation and evolution dynamics of charge separation(CS)in a complex of CsPbBr_(3) quantum dots(QDs)and 1,4-benzoquinone(BQ)molecules are measured with a high-sensitive pump-orientation-probe technique by which s...
关键词：charge separation perovskite quantum dots CsPbBr_(3) spin coherence pump-orientation-probe time-resolved ellipticity 
Mechanistic study of initial quenching process in photocatalyticα-keto acids radical acylation:A general strategy for enhancing quantum efficiency
《Chinese Journal of Chemical Physics》2024年第6期878-892,I0044,共16页Zhicong Lin Jialu Li Chenli Chen Linan Zhou Jialong Jie Hongmei Su 
supported by the National Key R&D Program of China(No.2022YFA1505400);the National Natural Science Foundation of China(Nos.21933005,21727803,22003005 and 22273007);the Fundamental Research Funds for the Central Universities(No.2233300007).
The photocatalytic decarboxylation ofα-keto acids to generate acyl radicals under mild conditions represents a novel strategy in organic synthesis.However,the quantum efficiency of this process has been underexplored...
关键词：Chemical kinetics and dynamics Time-resolved spectroscopy Electron transfer quenching Photocatalytic reaction 
Investigation of ultrafast excited-state dynamics of 3-furfural
《Chinese Journal of Chemical Physics》2024年第6期893-900,I0037-I0040,I0044,共13页Wenping Wu Yuhuan Tian Zhigang He Dongyuan Yang Guorong Wu Xueming Yang 
supported by the National Natural Science Foundation of China(No.22203095,No.22103087,and No.22288201);the State Key Laboratory of Molecular Reaction Dynamics(SKLMRDZ202406);the Chinese Academy of Sciences(GJJSTD20220001).
3-Furfural(C_(5)H_(4)O_(2))is a furan(C_(4)H_(4)O)derivative compound formed by replacing the hydrogen(H)atom at the ring 3-position with the aldehyde(CHO)group substituent.In this work,we intend to investigate the ul...
关键词：Femtosecond time-resolved Photoelectron imaging Ultrafast decay dynamics 
Optical design of the time-resolved ARPES beamline of the new material spectroscopy experimental station for the update of CAEP THz-FEL facility
《Chinese Physics B》2024年第11期70-74,共5页Liang-Liang Du Li-Min Meng Jiang Li Li-Guo Zhu 
supported by Major Instrument Projects of Sichuan Province.
The Chinese Academy of Engineering Physics Terahertz Free Electron Laser Facility(CAEP THz FEL,CTFEL)is the only high-average power free electron laser terahertz source based on superconducting accelerators in China.T...
关键词：high harmonic generation(HHG) femtosecond extreme ultraviolet pulse conical diffraction grating monochromator transient spectral experiment 
Responsive organic room-temperature phosphorescence materials for spatial-time-resolved anti-counterfeiting
《Chinese Chemical Letters》2024年第11期475-480,共6页Jiayin Zhou Depeng Liu Longqiang Li Min Qi Guangqiang Yin Tao Chen 
financially supported by the National Natural Science Foundation of China(No.22205249);Zhejiang Provincial Natural Science Foundation of China(No.LQ23B040002);the Sino-German Mobility Program(No.M-0424);Ningbo International Cooperation Project(No.2023H019);China Postdoctoral Science Foundation(Nos.2021TQ0341,2022M723252)。
Stimulus-responsive room-temperature phosphorescence(RTP)materials have gained significant attention for their important optoelectronic application prospects.However,the fabrication strategy and underlying mechanism o...
关键词：Room-temperature phosphorescence PH-RESPONSIVE Hydrogen bonding interactions Spatial-time-resolved anti-counterfeiting TERPYRIDINE 
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