penetration probability
penetration probability
[‚pen·ə′trā·shən ‚präb·ə‚bil·əd·ē] (quantum mechanics)
The probability that a particle will pass through a potential barrier, that is, through a finite region in which the particle's potential energy is greater than its total energy. Also known as transmission coefficient.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.