"infrared reflectivity; Raman scattering; SrTiO3 nanoceramics; dead layers"@en . "4"^^ . "Petzelt, Jan" . "Journal of Physics-Condensed Matter" . . "Ostapchuk, Tetyana" . "16"^^ . . "Ku\u017Eel, Petr" . . "-" . . . . . "Infra\u010Derven\u00E1 reflektivita, terahertzov\u00E1 a ramanovsk\u00E1 spektra byla studov\u00E1na pro dva typy keramik SrTiO3 se st\u0159edn\u00ED velikost\u00ED zrn 1500 a 150 nm a v\u00FDsledky porovn\u00E1ny s monokrystaly. Bylo zji\u0161t\u011Bno siln\u00E9 ztvrdnut\u00ED feroelektrick\u00E9ho m\u011Bkk\u00E9ho m\u00F3du"@cs . . . "Infrared reflectivity, terahertz and Raman spectroscopy studies were carried out with two types of SrTiO3 ceramic of mean grain size 1500 and 150 nm, and the results were compared with single-crystal data. Strong ferroelectric soft-mode stiffening was detected" . "1;16" . . "6"^^ . "[223778A545EE]" . "Infra\u010Derven\u00E9 a ramanovsk\u00E9 studie mrtv\u00E9 vrstvy na hranic\u00EDch zrn jemnozrnn\u00E9 keramiky SrTiO3."@cs . "P(GA202/04/0993), P(GP202/06/P219), P(LC512), Z(AV0Z10100520)" . . "GB - Spojen\u00E9 kr\u00E1lovstv\u00ED Velk\u00E9 Brit\u00E1nie a Severn\u00EDho Irska" . "RIV/68378271:_____/07:00085247" . "Gregora, Ivan" . . "19" . "Infrared and Raman studies of the dead grain-boundary layers in SrTiO3 fine-grain ceramics"@en . "Infra\u010Derven\u00E9 a ramanovsk\u00E9 studie mrtv\u00E9 vrstvy na hranic\u00EDch zrn jemnozrnn\u00E9 keramiky SrTiO3."@cs . "Infrared reflectivity, terahertz and Raman spectroscopy studies were carried out with two types of SrTiO3 ceramic of mean grain size 1500 and 150 nm, and the results were compared with single-crystal data. Strong ferroelectric soft-mode stiffening was detected"@en . "Infrared and Raman studies of the dead grain-boundary layers in SrTiO3 fine-grain ceramics" . "Ostapchuk, Tetyana" . "426636" . "Liu, J." . . . "Shen, Z." . "Infrared and Raman studies of the dead grain-boundary layers in SrTiO3 fine-grain ceramics" . . . "Infrared and Raman studies of the dead grain-boundary layers in SrTiO3 fine-grain ceramics"@en . . "0953-8984" . . "RIV/68378271:_____/07:00085247!RIV08-AV0-68378271" . . . . .