fig15

Figure 15. (A) Schematic diagram and fabricated device of the (BA)₂PbI₄ single crystal for X-ray detector. (B) X-ray dose rate and sensitivity at 0 and 20 V and (C) Operational stability under continuous X-ray exposure of vertical (BA)₂PbI₄ X-ray detectors. Reprinted with permission from ref.^[77]: Copyright 2022, American Chemical Society. (D) Sensitivity under various biases, (E) operational stability over 50 repeated cycles of X-ray irradiation with 20 s time intervals and continuous irradiation at -10 V bias, and (F) Humidity stability at 86% ± 1.5% relative humidity (RH) of the (BA)₂PbBr₄ single crystal detector. Reprinted with permission from ref.^[76]: Copyright 2023, Wiley-VCH GmbH.