Paper

Second-harmonic generation and origin of polar configuration in KTaO3:Li

Abstract

Results are presented for the second-harmonic generation of light in K1-xLixTaO3 for x=1.6%, 2.6%, 3.4%, and 6%. From the second-harmonic efficiency and from birefringence results, it is concluded that below the freezing temperature Tf, KTaO3

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