noun
tunnel effect; tunneling
Quantum mechanical phenomenon where a particle passes through a potential barrier that it classically could not surmount.
トンネル効果は量子力学の基本的な現象の一つです。
The tunnel effect is one of the fundamental phenomena of quantum mechanics.
走査型トンネル顕微鏡はトンネル効果を利用している。
Scanning tunneling microscopes make use of the tunnel effect.