TERMIUM Plus®

The Government of Canada’s terminology and linguistic data bank.

TUNNELING EFFECT [1 record]

Record 1 1993-08-26

English

Subject field(s)
  • Electromagnetic Radiation
DEF

The ability of a particle to pass through a region of finite extent in which the particle's potential energy is greater than its total energy; this a quantum-mechanical phenomenon which would be impossible according to classical mechanics.

DEF

The quantum mechanical phenomenon sometimes exhibited by moving particles that succeed in passing from one side of a potential barrier to the other although of insufficient energy to pass over the top.

French

Domaine(s)
  • Rayonnements électromagnétiques
DEF

Effet spécifiquement quantique par lequel aucune barrière énergétique n'est infranchissable à un quanton. (Il en résulte qu'un quanton ne peut jamais être entièrement confiné par le jeu d'interactions répulsives de portée finie.)

DEF

Expression imagée qui désigne la propriété que possèdent les corpuscules de la microphysique de pouvoir franchir des barrières de potentiel, «comme à travers un tunnel».

Spanish

Save record 1

Copyright notice for the TERMIUM Plus® data bank

© Public Works and Government Services Canada, 2021
TERMIUM Plus®, the Government of Canada's terminology and linguistic data bank
A product of the Translation Bureau

Features

Language Portal of Canada

Access a collection of Canadian resources on all aspects of English and French, including quizzes.

Writing tools

The Language Portal’s writing tools have a new look! Easy to consult, they give you access to a wealth of information that will help you write better in English and French.

Glossaries and vocabularies

Access Translation Bureau glossaries and vocabularies.

Date Modified: