scissors mode

scissors mode

[′siz·ərs ‚mōd]
(nuclear physics)
A mode of nuclear collective motion in permanently deformed nuclei that is of orbital magnetic dipole character and can be explained as a scissorslike vibration of the ellipsoidally deformed bodies of protons and neutrons against each other.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.