Wavelength dependence of carrier-type in reduced BaTiO3:Rh

J. Y. Chang, C. R. Chinjen, S. H. Duan, C. Y. Huang, C. C. Sun

研究成果: 雜誌貢獻期刊論文同行評審

摘要

We report that in BaTiO3:Rh the carrier-type depends not only on the postprocessing condition but also on the incident wavelength in two beam coupling. Carriers are the holes for the as-grown sample, and change to electrons for the sample reduced in the atmosphere of 10-14atm oxygen partial pressure. However, for the sample reduced in the atmosphere of 10-10atm oxygen partial pressure, the carrier is an electron for the incident wavelength of 514 nm, and a hole for 633 nm. Its absorption, photoinduced absorption, and two beam coupling are investigated and discussed.

原文???core.languages.en_GB???
頁(從 - 到)2199-2201
頁數3
期刊Applied Physics Letters
72
發行號18
DOIs
出版狀態已出版 - 1998

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