heavy-fermion superconductor
heavy-fermion superconductor
[¦hev·ē ′fər·mē‚än ′sü·pər·kən‚dək·tər] (solid-state physics)
A superconductor in which the superconducting electrons have unusually large effective masses, more than 100 times the mass of a free electron.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.