Raman Inactive Phonon–Polariton Dispersion of Quantum Paraelectric KTaO₃ Proved by Broadband Terahertz Time-Domain Spectroscopy and FTIR

KTaO₃ (KTO) is a quantum paraelectric perovskite oxide which belongs to the cubic space group <i>Pm</i><inline-formula><math xmlns="http://www.w3.org/1998/Math/MathML" display="inline"><semantics><mrow><mover><mn>3</mn><mo stretchy="false">¯</mo></mover></mrow></semantics></math></inline-...

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Egile Nagusiak:	Tatsuya Mori, Miroslaw Maczka, Seiji Kojima
Formatua:	Artigo
Hizkuntza:	Inglês
Argitaratua:	MDPI AG 2026-06-01
Saila:	Solids
Gaiak:	soft mode polariton quantum paraelectric perovskite KTaO<sub>3</sub> terahertz
Sarrera elektronikoa:	https://www.mdpi.com/2673-6497/7/3/29
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