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Slow magnetic relaxation and photoluminescence behaviors of dilanthanide complexes bearing N_(8)O_(2)donor macrocyclic ligand被引量：1
《Journal of Rare Earths》2024年第7期1298-1303,I0004,共7页Pei-Yu Liao Yu-Quan Qi Zhen Li Jian-Hua Jia Ming-Liang Tong 
Project supported by the National Natural Science Foundation of China(22131011,22071274,21821003);the Pearl River Talent Plan of Guangdong(2017BT01C161)。
On account of the complicated magnetic exchange interactions between lanthanide ions,binuclear lanthanide complexes have broad application prospect in the field of single-molecule magnets.Therefore,it is necessary to ...
关键词：Dilanthanide complexes Single-molecule magnets Macrocyclic ligand Photoluminescence behavior Rare earths 
Engineering a high-barrier d-f single-molecule magnet centered with hexagonal bipyramidal Dy(Ⅲ)unit
《Science China Chemistry》2024年第10期3291-3298,共8页Wei Deng Chan-Ying Yao Yan-Cong Chen Ying-Qian Zhou Shan-Nan Du Jun-Liang Liu Ming-Liang Tong 
supported by the National Natural Science Foundation of China(22073115,22131011,21821003);the Fundamental Research Funds for the Central Universities,Sun Yat-sen University(24xkjc003)。
In the pursuit of high-performance single-molecule magnets(SMMs),incorporating intramolecular magnetic coupling emerges as a pivotal strategy.Among these,d-f SMMs have garnered significant attention due to their remar...
关键词：single-molecule magnets magnetic coupling crystal engineering hexagonal bipyramid energy barrier 
Probing Oxidant Effects on Superoxide Dismutase 1 Oligomeric States in Live Cells Using Single-Molecule Fluorescence Anisotropy
《Chemical & Biomedical Imaging》2023年第1期49-57,共9页Huanhuan Chen Tai-Yen Chen 
supported by the National Institutes of Health(Grant No.R35GM133505)and the University of Houston.
The protein Cu/Zn superoxide dismutase (SOD1) isknown to function as a dimer, but its concentration in cells (∼50μM) and the dimerization constant (K_(d) of 500 μM) results suggestthat it exists in a monomer-dimer ...
关键词：single-molecule ffuorescence anisotropy protein rotation hydrogen peroxide H_(2)O_(2) superoxide dismutase 1 SOD1 protein oligomerization cellular viscosity 
Intramolecular hydrogen bonds in a single macromolecule:Strength in high vacuum versus liquid environments
《Nano Research》2022年第2期1517-1523,共7页Wanhao Cai Duo Xu Fa Zhang Junhao Wei Song Lu Linmao Qian Zhongyuan Lu Shuxun Cui 
supported by the National Natural Science Foundation of China(No.21774102).
As a weak non-covalent interaction,hydrogen bond(H-bond)is highly susceptible to the environmental interference.However,the direct quantification of a single H-bond under an interference-free condition is still a chal...
关键词：hydrogen bond single-molecule studies atomic force microscopy VACUUM polymer elasticity simulations 
Technologies for investigating single-molecule chemical reactions
《National Science Review》2024年第8期316-346,共31页Chunyan Gao Qinghua Gao Cong Zhao Yani Huo Zhizhuo Zhang Jinlong Yang Chuancheng Jia Xuefeng Guo 
supported by the National Key Research and Development Program of China (2021YFA1200102,2021YFA1200101 and 2022YFE0128700);the National Natural Science Foundation of China (22173050,22150013,21727806 and 21933001);the Natural Science Foundation of Beijing (2222009);the Beijing National Laboratory for Molecular Sciences (BNLMS-CXXM-202407).
Single molecules,the smallest independently stable units in the material world,serve as the fundamental building blocks of matter.Among different branches of single-molecule sciences,single-molecule chemical reactions...
关键词：chemical reaction scanning probe microscopy single-molecule junction single-molecule fluorescence crossed molecular beam 
Electrically Driven Nonresonant Single Molecular Switches
《CCS Chemistry》2024年第2期465-472,共8页Rui Wang Ajun Tang Zhi Li Yunpeng Li Dahui Qu Hongxiang Li 
supported by the National Natural Science Foundation of China(grant nos.21875279,22075080,and 52273176);the Shanghai Municipal Science and Technology Major Project(grant no.2018SHZDZX03);the Fundamental Research Funds for the Central Universities,and East China University of Science and Technology.
Electrical switching of a single-molecule junction provides a practical module to perform sophisticated operations in electronic devices.However,designing an all-electrically-driven molecular switch is a great challen...
关键词：single-molecule junction isoindigo molecular switch bias voltage nonresonant charge transport molecular electronics 
Quantum interference enhanced thermopower in single-molecule thiophene junctions
《Chinese Chemical Letters》2022年第1期523-526,共4页Hang Chen Yaorong Chen Hewei Zhang Wenqiang Cao Chao Fang Yicheng Zhou Zongyuan Xiao Jia Shi Wenbo Chen Junyang Liu Wenjing Hong 
supported by the National Natural Science Foundation of China(Nos.21722305,21933012,31871877);the National Key R&D Program of China(No.2017YFA0204902);the Fundamental Research Funds for the Central Universities(Nos.20720200068,20720190002);the Natural Science Foundation of Shanghai(No.20ZR1471600);the Science and Technology Commission of Shanghai Municipality(No.19DZ2271100);Natural Science Foundation of Fujian Province(No.2018J06004);the Beijing National Laboratory for Molecular Sciences(No.BNLMS202005)。
Quantum interference(QI)effects,which offer unique opportunities to widely manipulate the charge transport properties in the molecular junctions,will have the potential for achieving high thermopower.Here we developed...
关键词：Quantum interference THERMOPOWER Thermoelectric device Single-molecule electronics Single-molecule junctions 
Analytical modeling of the junction evolution in single-molecule break junctions: towards quantitative characterization of the time-dependent process被引量：1
《Science China Chemistry》2019年第9期1245-1256,共12页Zhi-Chao Pan Jin Li Lijue Chen Yongxiang Tang Jia Shi Junyang Liu Jie-Lou Liao Wenjing Hong 
supported by the National Key R&D Project of China(2017YFA0204902);the National Natural Science Foundation of China(21722305,21673195,21703188,21790360);the Youth Innovation Promotion Association CAS(2015024)
The conductance through single-molecule junctions characterized by the break junction techniques consists of the through-space tunneling and through-molecule tunneling conductance, and the existence of through-space t...
关键词：BREAK JUNCTIONS SINGLE-MOLECULE CONDUCTANCE modeling THROUGH-SPACE tunneling 
Precise Detection,Control and Synthesis of Chiral Compounds at Single‑Molecule Resolution
《Nano-Micro Letters》2023年第11期400-417,共18页Chen Yang Weilin Hu Xuefeng Guo 
supports from the National Key R&D Program of China(2021YFA1200101 and 2022YFE0128700);the National Natural Science Foundation of China(22150013 and 21933001);the New Cornerstone Science Foundation through the XPLORER PRIZE;the Natural Science Foundation of Beijing(2222009);“Frontiers Science Centre for New Organic Matter”at Nankai University(63181206).
Chirality,as the symmetric breaking of molecules,plays an essential role in physical,chemical and especially biological processes,which highlights the accurate distinction among heterochiralities as well as the precis...
关键词：Single-molecule junction Molecular chirality Photonic polarization Electronic spin Asymmetric reaction 
Bias-controlled spin memory and spin injector scheme in the tunneling junction with a single-molecule magnet
《Chinese Physics B》2021年第6期552-558,共7页Zheng-Zhong Zhang Hao Liu 
supported by the National Natural Science Foundation of China (Grant No. 11404322);the Natural Science Foundation of the Jiangsu Higher Education Institutions of China (Grant No. 18KJD140005);supported by the China Postdoctoral Science Foundation (Grant No. 2013M541635);the Postdoctoral Science Foundation of Jiangsu Province,China (Grant No. 1301018B)。
A bias-controlled spin-filter and spin memory is theoretically proposed, which consists of the junction with a singlemolecule magnet sandwiched between the nonmagnetic and ferromagnetic(FM) leads. By applying differen...
关键词：single-molecule magnet spin-transfer torque spin-dependent electron tunneling 
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