Evidence for competing orderings in strontium titanate from hyper-Raman scattering spectroscopy
作者： A Yamanaka , M Kataoka , Y Inaba , K Inoue , B Hehlen
DOI: 10.1209/EPL/I2000-00325-6
关键词: Phase (matter) 、 Condensed matter physics 、 Soft modes 、 Spectroscopy 、 Phonon 、 Strontium titanate 、 Ferroelectricity 、 Tetragonal crystal system 、 Quantum fluctuation 、 Optics 、 Materials science
摘要: … The hyper-Raman signals were dispersed with a double-grating monochromator, and … all forbidden in Raman spectroscopy, but allowed in HRS. The first hyper-Raman observation of …
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