Article ID | Journal | Published Year | Pages | File Type |
---|---|---|---|---|
5401485 | Journal of Luminescence | 2011 | 4 Pages |
Abstract
âºWe showed that SrTiO3 thin film exhibits anomalous behavior of PL intensity I(t) with UV-laser illumination. âºWhen the STO is under ultra-high vacuum condition, I(t) increases with time under UV-illumination. âºIn contrast I(t) decreases when STO is exposed to O2 and N2 gas. âºWe considered the rise of sample temperature as candidate of the I(t) change. âºWe propose photo-catalysis effect on STO surface as possible scenario of the PL intensity change.
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Authors
JaeHoon Rho, JooYoun Kim, Chul Lee, KiJu Lee, Eunjip Choi,