Simulating the response of a HPGe-based spectrometer for in situ, long-term operation near the seabedGeorgios Siltzovalis, Varvara Lagaki, Ioannis Madesis and Theo J. MertzimekisEur. Phys. J. Spec. Top., (2025) 1-11DOI: https://doi.org/10.1140/epjs/s11734-025-01478-2