Temperature-dependent infrared reflectivity studies of multiferroic TbMnO3: Evidence for spin-phonon coupling

Pramana - Journal of Physics

Volumn 74, Issue 2, 2010, Pages 281-291

  Kumar, Pradeep ^a   Saha, Surajit ^a   Serrao, C R ^a,b   Sood, A K ^a,b   Rao, C N R ^b  

^a INDIAN INSTITUTE OF SCIENCE   (India)

^b JAWAHARLAL NEHRU CENTRE FOR ADVANCED SCIENTIFIC RESEARCH   (India)

Author keywords

Effective charge; Energy loss function; Longitudinal and transverse optic modes; Spin phonon coupling

Indexed keywords

DIELECTRIC FUNCTIONS; EFFECTIVE CHARGE; ENERGY LOSS FUNCTION; FAR-INFRARED; IMAGINARY PARTS; INFRARED REFLECTIVITY; LONGITUDINAL OPTICS; MAGNETIC TRANSITION TEMPERATURE; MULTIFERROICS; NORMAL INCIDENCE; PHONON MODE; PHONON MODULATION; SPECTRAL RANGE; SPIN-PHONON COUPLING; SUPEREXCHANGE INTEGRALS; TEMPERATURE DEPENDENT; TRANSVERSE OPTICS;

ELECTRON ENERGY LOSS SPECTROSCOPY; ENERGY DISSIPATION; MANGANESE; MANGANESE COMPOUNDS; OXYGEN; REFLECTION; SINGLE CRYSTALS; SPIN DYNAMICS;

PHONONS;

EID: 77949493370     PISSN: 03044289     EISSN: None     Source Type: Journal    
DOI: 10.1007/s12043-010-0027-6     Document Type: Article

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