TIME-DEPENDENT

作品数：545被引量：683H指数：11
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Time-Dependent Density Matrix Renormalization Group Coupled with n-Mode Representation Potentials for the Excited State Radiationless Decay Rate:Formalism and Application to Azulene
《Chinese Journal of Chemical Physics》2021年第5期565-582,I0002,I0003,共20页Jia-jun Ren Yuan-heng Wang Wei-tang Li Tong Jiang Zhi-gang Shuai 
supported by the National Natural Science Foundation of China through the Project "Science Center for Luminescence from Molecular Aggregates(SCELMA)" (No.21788102);the Ministry of Science and Technology of China through the National Key R&D Plan (No.2017YFA0204501);supported by the National Natural Science Foundation of China (No.22003029)
We propose a method for calculating the nonradiative decay rates for polyatomic molecules including anharmonic effects of the potential energy surface(PES)in the Franck-Condon region.The method combines the n-mode rep...
关键词：Time-dependent density matrix renormalization group method Nonradiative decay rate Quantum dynamics Matrix product state 
Finite dimensional global and exponential attractors for a class of coupled time-dependent Ginzburg-Landau equations被引量：2
《Science China Mathematics》2012年第1期141-157,共17页JIANG Jie WU Hao GUO BoLing 
partially supported by National Natural Science Foundation of China (Grant No.11001058);Specialized Research Fund for the Doctoral Program of Higher Education;the Fundamental Research Funds for the Central Universities
We study a coupled nonlinear evolution system arising from the Ginzburg-Landau theory for atomic Fermi gases near the BCS (Bardeen-Cooper-Schrieffer)-BEC (Bose-Einstein condensation) crossover.First,we prove that the ...
关键词：time-dependent Ginzburg-Landau equations BCS-BEC crossover global attractor exponentialattractor 
A damage-coupled multi-axial time-dependent low cycle fatigue failure model for SS304 stainless steel at high temperature
《Acta Metallurgica Sinica(English Letters)》2011年第2期169-174,共6页Yujie LIU Qing GAO Guozheng KANG 
supported by the Fundamental Research Funds for the Central Universities (No.SWJTU09ZT35);National Science Fund for Distinguished Young Scholars of China (No.11025210)
Based on the time-dependent strain cyclic characteristics and fatigue behaviors of SS304 stainless steel under multi-axial cyclic loading at 700 ？ C, and in the frame of unified visoco-plastic cyclic constitutive mod...
关键词：SS304 stainless steel Constitutive model Low cycle fatigue Failure model Damage-coupled High temperature 
Evolution and Generation of Dynamics of Two-Mode Squeezed States of Time-Dependent Coupled Boson System
《Communications in Theoretical Physics》2008年第10期955-960,共6页ZHANG Xue ZHENG Tai-Yu ZHENG Li 
National Natural Science Foundation of China under Grant Nos.10405006 and 10547106
The system of the Hamiltonian involving a driving part,a single mode part,and a two-mode squeezedone and a two-mode coupled one is discussed using the Lewis-Riesenfeld invariant theory.The time evolution operatoris ob...
关键词：two-mode squeezed states Lewis Riesenfeld invariant theory time evolution operator 
Entanglement Evolution of Two-Coupled Spins in a Time-Dependent Rotating Magnetic Field被引量：1
《Communications in Theoretical Physics》2008年第10期883-888,共6页ZHANG Shi-Xun ZHU Qin-Sheng KUANG Xiao-Yu 
National Natural Science Foundation of China under Grant No.10374068;the Doctoral Education Fund of the Ministry of Education of China under Grant No.20050610011
We study the dynamics evolution of a two-qubit Heisenberg XXX spin chain under a time-dependent rotating magnetic field. Based on the algebraic structure of the non-autonomous system, the exact solution of the Schrodi...
关键词：entanglement evolution algebraic dynamics non-autonomous system 
Berry phase of coupled two arbitrary spins in a time-varying magnetic field被引量：1
《Chinese Physics B》2006年第5期912-914,共3页许长谭 贺明明 陈刚 
Project supported by the National Natural Science Foundation of China （Grant No 10475053）
In this paper, we investigate the Berry phase of two coupled arbitrary spins driven by a time-varying magnetic field where the Hamiltonian is explicitly tlme-dependent. Using a technique of time-dependent gauge transf...
关键词：Berry phase time-dependent gauge transformation coupled two arbitrary spins 
Non-Zero Temperature Evolution of the Quantum Fluctuations in Time-Dependent Inductive-Capacitive Coupled Circuit
《Journal of Shanghai University(English Edition)》2002年第3期203-206,共4页梁麦林 袁兵 
ProjectsupportedbytheNationalNaturalScienceFoundationofChina(2 0 1760 3 5 )
For time dependent inductive capacitive coupled circuits, the quantum fluctuations in the component circuits and the coupling part are computed. Generation of squeezing and the different effects of inductance and ca...
关键词：coupled circuit quantum fluctuation SQUEEZING thermal effect. 
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