The good agreement noted between experiment and theory gives further support for a previous finding that in rare-earth doped ZnS thin films the hot electrons exciting DCEL follow a Boltzmann distribution.

• 因而进一步证明在稀土离子掺杂的ZnS薄膜直流电致发光过程中,热电子能量分布遵从玻尔兹曼分布。