pseudoscalar coupling

pseudoscalar coupling

[¦sü·dō′skāl·ər ′kəp·liŋ]
(particle physics)
A type of interaction postulated between a nucleon and a pion in which the interaction energy is a product of the pion's pseudoscalar field and a bilinear pseudoscalar function of the nucleon fields.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
Chiang, "Revisiting scalar and pseudoscalar couplings with nucleons," Journal of High Energy Physics, vol.