In quantum mechanics the delta potential is a potential well mathematically described by the Dirac delta function - a generalized function. Qualitatively...

In mathematical analysis, the Dirac delta function (or δ distribution), also known as the unit impulse, is a generalized function on the real numbers...

also known as (electrical) potential difference, electric pressure, or electric tension is the difference in electric potential between two points. In a...

force is W = − Δ U {\displaystyle W=-\Delta U} where Δ U {\displaystyle \Delta U} is the change in the potential energy associated with the force. The...

reaction drives the cell to produce an electric potential, Gibbs free energy Δ G ⊖ {\displaystyle \Delta G^{\ominus }} must be negative, in accordance with...

related model of a barrier, see Delta potential barrier (QM), which can be regarded as a special case of the finite potential barrier. All results from this...

The Volta potential (also called Volta potential difference, contact potential difference, outer potential difference, Δψ, or "delta psi") in electrochemistry...

\Delta U\approx mgh.} Taking U = 0 {\displaystyle U=0} at the surface (instead of at infinity), the familiar expression for gravitational potential energy...

A potential well is the region surrounding a local minimum of potential energy. Energy captured in a potential well is unable to convert to another type...

difference in height: Δ U ≈ m g Δ h . {\displaystyle \Delta U\approx mg\Delta h.} The gravitational potential V at a distance x from a point mass of mass M can...