A D Baden, P. A. Cox, R.G. Egdell, A. F. Orchard, R J D Willmer
Abstract
Surface optical phonons on the (100) face of strontium titanate have been observed by high-resolution EELS. Good agreement is found between experimental spectra and predictions based on a semi-classical theory, using the known dielectric function of strontium titanate.
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Surface optical phonons on the (100) face of strontium titanate have been observed by high-resolution EELS. Good agreement is found between experimental spectra and predictions based on a semi-classical theory, using the known dielectric function of strontium titanate.
Key concepts: Strontium titanate, Phonon, Dielectric function, Strontium, Materials science, Dielectric, Condensed matter physics, Surface (topology)