[19a-P4-1~8] 15.7 Crystal characterization, impurities and crystal defects

[19a-P4-1] Change in exciton-induced emission from F-centers of polycrystalline KI in air

〇Daisuke Yamashita¹, Atsushi Ishizaki¹ (1.Riken Keiki)

Keywords:Photoemission characteristics, F-center, alkali halide

Photoemission characteristics of polycrystalline potassium iodide (KI) were observed in air using Photoemission Yield Spectroscopy in Air (PYSA). We report time dependence on change in exciton-induced emission from F-centers of polycrystalline KI in air.