energy eigenfunction

См. также в других словарях:

• Eigenfunction — [ vibrating drum problem is, at any point in time, an eigenfunction of the Laplace s equation on a disk.] In mathematics, an eigenfunction of a linear operator, A , defined on some function space is any non zero function f in that space that… …   Wikipedia

• eigenfunction — noun A function φ such that, for a generic linear operator D (e.g. differential one), Dφ = λφ where λ is an eigenvalue of the operator. Commonly used to reference the eigenfunction of the Hamiltonian operator in quantum mechanics, representing a… …   Wiktionary

• Energy eigenstates — The Energy eigenstates of a quantum system are the set of eigenvalues and eigenvectors obtained by solving the time independent Schrödinger equation for the system in question,:hat{H}Psi n=E nPsi n:where hat{H} is the time independent Hamiltonian …   Wikipedia

• Hartree-Fock — In computational physics and computational chemistry, the Hartree Fock (HF) method is an approximate method for the determination of the ground state wavefunction and ground state energy of a quantum many body system.The Hartree Fock method… …   Wikipedia

• Particle in a ring — In quantum mechanics, the case of a particle in a one dimensional ring is similar to the particle in a box. The Schrödinger equation for a free particle which is restricted to a ring (technically, whose configuration space is the circle S^1) is …   Wikipedia

• Diffusion Monte Carlo — (DMC) is a quantum Monte Carlo method that uses a Green s function to solve the Schrödinger equation. DMC is potentially numerically exact, meaning that it can find the exact ground state energy within a given error for any quantum system. When… …   Wikipedia

• Physlet — Physlets are phys ics app lets . These small, flexible Java applets can be used in the teaching of physics and other sciences. In particular: * Physlets use simple graphics to convey only the salient features of physical phenomena. * Physlet… …   Wikipedia

• Wave function — Not to be confused with the related concept of the Wave equation Some trajectories of a harmonic oscillator (a ball attached to a spring) in classical mechanics (A B) and quantum mechanics (C H). In quantum mechanics (C H), the ball has a wave… …   Wikipedia

• Møller–Plesset perturbation theory — Electronic structure methods Tight binding Nearly free electron model Hartree–Fock method Modern valence bond Generalized valence bond Møller–Plesset perturbation th …   Wikipedia

• Møller-Plesset perturbation theory — (MP) is one of several quantum chemistry post Hartree Fock ab initio methods in the field of computational chemistry. It improves on the Hartree Fock method by adding electron correlation effects by means of Rayleigh Schrödinger perturbation… …   Wikipedia

• Hilbert space — For the Hilbert space filling curve, see Hilbert curve. Hilbert spaces can be used to study the harmonics of vibrating strings. The mathematical concept of a Hilbert space, named after David Hilbert, generalizes the notion of Euclidean space. It… …   Wikipedia