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.
References in periodicals archive ?
In FSCBG the penetration probability is defined as the probability that a droplet traveling along its trajectory will penetrate a typical single-tree envelope.
The story canopy approach can be problematic because it requires a user to estimate a penetration probability.