2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/228532We demonstrate that the peak in the density dependence of electron spin relaxation time in $n$-type bulk GaAs in the metallic regime predicted by Jiang and Wu [Phys. Rev. B {\bf 79}, 125206 (2009)] has been realized experimentally in the latest work by Krauß{\em et al}. [arXiv:0902.0270].3 pages, to be published in Chin. Phys. LettMaterials ScienceA peak in density dependence of electron spin relaxation time in $n$-type bulk GaAs in metallic regimetext