[16p-Z23-1~10] 13.2 Exploratory Materials, Physical Properties, Devices

[16p-Z23-5] Hydrogen simulation in the pyrite-type sulfide semiconductor FeS₂

〇Hirotaka Okabe¹, Masatoshi Hiraishi¹, Soshi Takeshita^1,2, Akihiro Koda^1,2, Kenji Kojima³, Takeo Ohsawa⁴, Naoki Ohashi⁴, Ryosuke Kadono^1,2 (1.KEK-IMSS, 2.SOKENDAI, 3.TRIUMF, 4.NIMS)

Keywords:muon spin rotation, hydrogen, photovoltaic

The electronic structure of interstitial hydrogen in a compound semiconductor FeS₂ (naturally n type) is inferred from a muon study. The observations suggest that interstitial hydrogen also serves as an electronically active impurity in FeS₂.