Inherent photoluminescence Stokes shift in GaAsB. Ullrich, Mithun Bhowmick, Puspendu Barik et al.|Optics Letters|2015Cited by 29
Relation between Debye temperature and energy band gap of semiconductorsB. Ullrich, Haowen Xi, Mithun Bhowmick|AIP Advances|2017Cited by 18
Optical Bandgap Definition via a Modified Form of Urbach’s RuleMithun Bhowmick, B. Ullrich, Haowen Xi|Materials|2021Cited by 18
Photoluminescence lineshape of ZnOB. Ullrich, Jens W. Tomm, Haowen Xi et al.|AIP Advances|2014Cited by 13
Mathematical assessment of the thermal band gap variation of semiconductorsMithun Bhowmick, B. Ullrich, M. Androulidaki et al.|Physica Scripta|2019Cited by 11