Can the velocity autocorrelation function decay exponentially

Journal Article · Mon Oct 03 00:00:00 EDT 1983 · Phys. Rev. Lett.; (United States)

DOI:https://doi.org/10.1103/PhysRevLett.51.1227· OSTI ID:5464872

Lee, M H

For Hermitian many-body systems, admissible functions for the velocity autocorrelation function form a certain invariant of time. This property originates from a basic recurrence relation. The exponentially decaying function cannot form an invariant and therefore cannot be admissible.

• Research Organization: Department of Physics, The University of Georgia, Athens, Georgia 30602
• DOE Contract Number: AS09-77ER01023
• OSTI ID: 5464872
• Journal Information: Phys. Rev. Lett.; (United States), Journal Name: Phys. Rev. Lett.; (United States) Vol. 51:14; ISSN PRLTA
• Country of Publication: United States
• Language: English

Related Subjects

657006* -- Theoretical Physics-- Statistical Physics & Thermodynamics-- (-1987)
71 CLASSICAL AND QUANTUM MECHANICS
GENERAL PHYSICS
BANACH SPACE
CORRELATION FUNCTIONS
FUNCTIONS
HAMILTONIANS
HERMITIAN OPERATORS
HILBERT SPACE
MANY-BODY PROBLEM
MATHEMATICAL OPERATORS
MATHEMATICAL SPACE
MECHANICS
QUANTUM OPERATORS
SPACE
STATISTICAL MECHANICS
VELOCITY