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A Time-Dependent-Density-Functional-Theory Study of Charge Transfer Processes of Li^(2+) Colliding with Ar in the MeV Region: 《Chinese Physics Letters》2023年第4期23-27,共5页张会会于皖东高聪章屈一至; financially supported by the National Key Research and Development Program of China (Grant No.2017YFA0402300);the National Natural Science Foundation of China (Grant Nos.11774344,11704039,and 12104019)。; We study charge transfer of a multi-electron collision system Li^(2+)+ Ar using the time-dependent density functional theory non-adiabatically coupled to the molecular dynamics.By implementing the particle number proj...; 关键词：dynamics CHARGE PROJECTION

A Time-Dependent Random State Approach for Large-Scale Density Functional Calculations: 《Chinese Physics Letters》2023年第2期37-42,共6页周巍青袁声军; supported by the National Nature Science Foundation of China(Grant No.11974263);the Supercomputing Center of Wuhan University。; We develop a self-consistent first-principle method based on the density functional theory.Physical quantities such as the density of states,Fermi energy and electron density are obtained using a time-dependent random...; 关键词：THEORY RANDOM QUANTITIES

The Harmonic Potential Theorem for a Quantum System with Time-Dependent Effective Mass: 《Chinese Physics Letters》2015年第11期1-4,共4页赖梦云肖端亮潘孝胤; Supported by the National Natural Science Foundation of China under Grant No 11275100;the K.C.Wong Magna Foundation of Ningbo University; We investigate the many-body wave function of a quantum system with time-dependent effective mass, confined by a harmonic potential with time-dependent frequency, and perturbed by a time-dependent spatially homogeneou...; 关键词：The Harmonic Potential Theorem for a Quantum System with Time-Dependent Effective Mass

Optical Isolation by Time-Dependent Sinusoidal-Shaped Structures: 《Chinese Physics Letters》2013年第9期61-64,共4页XU Ye-Long FENG Liang LU Ming-Hui CHEN Yan-Feng; Supported by the National Basic Research of China under Grant Nos 2012CB921503 and 2013CB632702;the National Natural Science Foundation of China under Grant No 11134006;the Priority Academic Program Development of Jiangsu Higher Education and FANEDD of China.; Design of nonmagnetic optical isolators integrated with silicon waveguides is important for rapidly growing sil-icon photonics in optical communications.We introduce a silicon waveguide consisting of an array of compl...; 关键词：WAVEGUIDE SHAPED refractive

The Comprehensive Retrieval Method of Electromagnetic Parameters Using the Scattering Parameters of Metamaterials for Two Choices of Time-Dependent Factors被引量：2: 《Chinese Physics Letters》2012年第1期242-245,共4页HOU Zhi-Ling KONG Ling-Bao JIN Hai-Bo CAO Mao-Sheng LI Xiao QI Xin; Supported by the National Natural Science Foundation of China under Grant Nos 51102007and 51132002;the Fundamental Research Funds for the Central Universities of China under Grant No ZZ1131.; The electromagnetic parameters (permittivity and permeability) method,retrieved from the reflection and transmission coefficients of a slab,is presented.Improvements over existing methods,including the determination o...; 关键词：IMPEDANCE PERMITTIVITY validity

Generalized Coherent States of a Particle in a Time-Dependent Linear Potential被引量：1: 《Chinese Physics Letters》2009年第7期36-39,共4页L. Krache M. Maamache Y. Saadi A. Beniaiche; We derive, with an invariant operator method and unitary transformation approach, that the Schr6dinger equation with a time-dependent linear potential possesses an infinite string of shape-preseving wave-packet state...; 关键词：Mathematical physics Quantum information and quantum mechanics

A Time-Dependent Wavepacket Method for Photodissociation Dynamics of Triatomic Molecule: 《Chinese Physics Letters》2009年第7期111-114,共4页Mohammad Noh Daud Gabriel G. Balint-Kurti; We report a time-dependent quantum wavepacket theory employed to interpret the photoabsorption spectrum of the N20 molecule in terms of the nuclear motion on the upper 21A＇ and 11A＂ potential energy surfaces. The N2...; 关键词：Atomic and molecular physics

Generalized Pseudospectral Method for Solving the Time-Dependent Schrodinger Equation Involving the Coulomb Potential: 《Chinese Physics Letters》2009年第5期75-78,共4页曾思良邹士阳颜君; Supported by the National Natural Science Foundation of China under Grant Nos 10844002, 10734140 and 10674021, and the National Basic Research Program of China under Grant No 2005CB724500.; We present an accurate and efficient generalized pseudospectral method for solving the time-dependent Schrodinger equation for atomic systems interacting with intense laser fields. In this method, the time propagation...

Exact Invariants for a Time-Dependent Hamiltonian System被引量：3: 《Chinese Physics Letters》2009年第1期161-164,共4页罗小兵; We have a classical look for a quantum system which is exactly solvable. We construct the invariant manifolds analytically, and then apply the semiclassical quantization rules in a final step to compute the quasienerg...

A Time-Dependent Approach to High-Resolution Photoabsorption Spectrum of Rydberg Atoms in Magnetic Fields被引量：1: 《Chinese Physics Letters》2008年第6期2008-2011,共4页卞学滨刘红平史庭云; Supported by the National Natural Science Foundation of China under Grant Nos 10674154 and 10774162.; A robust time-dependent approach to the high-resolution photoabsorption spectrum of Rydberg atoms in magnetic fields is presented. Traditionally we have to numerically diagonalize a huge matrix to solve the eigen-prob...; 关键词：HYDROGEN-ATOMS SCHRODINGER-EQUATION QUANTUM SYSTEM B-SPLINE IRREGULARITY TRANSITION REGULARITY

TIME-DEPENDENT