The impact of the charge barrier height on Germanium (Ge) detectors with amorphous-Ge contacts for light dark matter searchesW.-Z. Wei, R. Panth, J. Liu, H. Mei, D.-M. Mei and G.-J. WangEur. Phys. J. C, 80 5 (2020) 472DOI: https://doi.org/10.1140/epjc/s10052-020-8029-0