2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/218068The effect of moderate cooling on CdZnTe semiconductor detectors has been studied for the COBRA experiment. Improvements in energy resolution and low energy threshold were observed and quantified as a function of temperature. Leakage currents are found to contribute typically $\sim$5 keV to the widths of photopeaks.14 pages, 9 figures. Accepted for publication in Nuclear Inst. and Methods in Physics Research, AInstrumentation and Detectorstext