Rho, JaeHoon Kim, Jooyoun Shin, SangWon Kwon, JiHwan Kim, Miyoung Song, JongHan Choi, Eunjip 2024-01-20T18:32:24Z 2024-01-20T18:32:24Z 2021-09-05 2010-10 0022-2313 https://pubs.kist.re.kr/handle/201004/131064 We have irradiated SrTiO3 single crystal with 3 MeV-proton (H+) beam and found that blue (lambda = 420 nm)-, green lambda = 500 nm)- and infrared (lambda = 800 nm)- frequency photoluminescence (PL) are induced simultaneously at room temperature. TEM and EELS analyses show that an oxygen-deficient amorphous layer is formed at the crystal surface by the proton irradiation. Possible origin of the PL-effect is discussed. (C) 2010 Elsevier B.V. All rights reserved. English ELSEVIER SCIENCE BV Observation of room temperature photoluminescence in proton irradiated SrTiO3 single crystal Article 10.1016/j.jlumin.2010.04.010 1 JOURNAL OF LUMINESCENCE, v.130, no.10, pp.1784 - 1786 JOURNAL OF LUMINESCENCE 130 10 1784 1786 scie scopus 000280621400022 2-s2.0-77955414502 Optics Optics Article SrTiO3 Defect Ion beam Photoluminescence