Development of planar P-type point contact germanium detectors for low-mass dark matter searches W.-Z. Wei, H. Mei, K. Kooi, D.-M. Mei, J. Liu, J.-C. Li, R. Panth and G.-J. Wang Eur. Phys. J. C, 82 3 (2022) 203 Published online: 07 March 2022 DOI: 10.1140/epjc/s10052-022-10162-x