Title :
Terahertz dielectric and magnetic response near magnetic phase transition in a hexagonal multiferroic YMnO3
Author :
C. Kadlec;P. Kužel;S. Kamba;R. V. Pisarev
Author_Institution :
Institute of Physics, Academy of Sciences of the Czech Republic, Na Slovance 2, 18221 Prague 8, Czech Republic
Abstract :
Time-domain THz spectroscopy is used to extract simultaneously dielectric and magnetic properties of hexagonal YMnO3. A magnon in antiferromagnetic phase and possible electromagnon in paramagnetic phase were first observed.
Keywords :
"Dielectrics","Magnetic separation","Temperature","Antiferromagnetic materials","Ferroelectric materials","Frequency","Magnetic materials","Permittivity","Magnetic resonance","Physics"
Conference_Titel :
Lasers and Electro-Optics (CLEO) and Quantum Electronics and Laser Science Conference (QELS), 2010 Conference on
