We present a very simple semiclassical derivation of Hartman’s effect valid for potential barriers of general shape. The derivation also gives some insight into the tunnelling time phenomenon.

Sassoli de Bianchi, M. (2000). A Simple semiclassical derivation of Hartman’s effect. Eur. J. Phys. 21, pp. L1-L4. Doi: 10.1088/0143-0807/21/4/101.