한국전기화학회

Vol.12, No.3, August 2009

Optical Excitation and Emission Spectra of YNbO4 : Eu3+: JKES Vol.12, No.3, pp.234~238, August 2009; DOI : 10.5229/JKES.2009.12.3.234

Eun Young Lee and Young Jin Kim

Department of Materials Science and Engineering, Kyonggi University, Suwon 443-760, Korea

In the excitation spectra of YNbO4 : Eu3+, the charge transfer (CT) band around 270 nm due to [NbO4]3?-Eu3+ interaction and sharp excitation peaks by f-f transition of Eu3+ strongly appeared simultaneously. CT band depended on the structural properties of

Keyword : Photoluminescence, YNbO4, Charge transfer, Europium

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JKES

Vol.12, No.3, August 2009