DocumentCode :
2246067
Title :
Magnetically controlled broadband THz absorption in a multiferroic hexaferrite at room temperature
Author :
Matsubara, Eiichi ; Onishi, Yohei ; Ishikura, Taishi ; Kimura, Tsuyoshi ; Ashida, Masaaki
Author_Institution :
Grad. Sch. of Eng., Osaka Univ., Suita, Japan
fYear :
2011
fDate :
1-6 May 2011
Firstpage :
1
Lastpage :
2
Abstract :
THz time domain spectroscopy reveals the existence of a broad absorption band owing to electromagnons in a multiferroic polycrystal of Sr3Co2Fe24O41. The absorption can be controlled by weak external magnetic fields.
Keywords :
cobalt compounds; ferrites; magnons; microwave photonics; multiferroics; optical control; optical materials; strontium compounds; terahertz spectroscopy; terahertz wave spectra; Sr3Co2Fe24O41; THz time domain spectroscopy; electromagnons; magnetically controlled broadband THz absorption; multiferroic hexaferrite; multiferroic polycrystal; temperature 293 K to 298 K; Absorption; Magnetic fields; Magnetoelectric effects; Materials; Optical device fabrication; Optical polarization; Temperature measurement;
fLanguage :
English
Publisher :
ieee
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2011 Conference on
Conference_Location :
Baltimore, MD
Print_ISBN :
978-1-4577-1223-4
Type :
conf
Filename :
5950857
Link To Document :
https://search.ricest.ac.ir/dl/search/defaultta.aspx?DTC=49&DC=2246067
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