Definition of potential barrier in English:

potential barrier

Line breaks: po¦ten|tial bar|rier


A region within a force field in which the potential is significantly higher than at points either side of it, so that a particle requires energy to pass through it.
More example sentences
  • There are radioactive nuclei that behave as if they contain certain constituents, called particles, that are trapped within the nucleus by a potential barrier generated by the nuclear forces.
  • As long as the surface tension in the drop is larger than the repulsive Coulomb force due to the protons, a potential barrier prevents it from splitting.
  • Electrostatic calculations revealed a potential barrier in the water phase some 0.5-1 nm away from the membrane surface.

Definition of potential barrier in:

Get more from Oxford Dictionaries

Subscribe to remove ads and access premium resources

Word of the day demoralize
Pronunciation: dəˈmôrəˌlīz
cause (someone) to lose confidence or hope; dispirit