Optical conductivity of oxides
F Gervais - Materials Science and Engineering: R: Reports, 2002 - Elsevier
Optical conductivity spectra of conducting oxides, cuprates, including high-Tc
superconductors, nickelates, manganites, doped titanates, barium–lead–bismuth oxides …
superconductors, nickelates, manganites, doped titanates, barium–lead–bismuth oxides …
Ultrafast conductivity dynamics in colossal magnetoresistance manganites
Ultrafast picosecond measurements of optically induced changes in the absolute
conductivity (0.4–1.0 THz) of La 0.7 M 0.3 MnO 3 thin films (M= Ca, Sr) from 10 K to∼ 0. 9 T …
conductivity (0.4–1.0 THz) of La 0.7 M 0.3 MnO 3 thin films (M= Ca, Sr) from 10 K to∼ 0. 9 T …
Anomalous High Pressure Dependence of the Jahn-Teller Phonon in
A Congeduti, P Postorino, E Caramagno, M Nardone… - Physical Review Letters, 2001 - APS
Abstract Raman spectra of La 0.75 Ca 0.25 MnO 3 have been collected for the first time over
a wide pressure range (0–14 GPa) using a diamond anvil cell. The frequency range …
a wide pressure range (0–14 GPa) using a diamond anvil cell. The frequency range …
Spin–lattice interaction in colossal magnetoresistance manganites
The metal–insulator transition and underlying spin dynamics in La 0.7 D 0.3 MnO 3 (D= Ca,
Sr) are investigated using optical pump–probe spectroscopy at 1.5 eV. Our measurements …
Sr) are investigated using optical pump–probe spectroscopy at 1.5 eV. Our measurements …
Low-energy charge dynamics in THz time-domain spectroscopic studies
N Kida, M Hangyo, M Tonouchi - Physical Review B, 2000 - APS
Direct experimental estimations of the low-energy (1.5–10 meV) complex dielectric
constants spectrum and its temperature variation have been investigated for La 0.7 Ca 0.3 …
constants spectrum and its temperature variation have been investigated for La 0.7 Ca 0.3 …
Jahn-Teller Phonon Anomaly and Dynamic Phase Fluctuations in
Inelastic neutron scattering was used to study the temperature (T) dependence of the lattice
excitations in La 0.7 Ca 0.3 MnO 3. An optical Jahn-Teller phonon exhibits continuous but …
excitations in La 0.7 Ca 0.3 MnO 3. An optical Jahn-Teller phonon exhibits continuous but …
Lattice relaxation and charge-transfer optical transitions due to self-trapped holes in nonstoichiometric LaMnO3 crystal
We explore the role of electronic and ionic polarization energies in the physics of “colossal”
magnetoresistive (CMR) materials. We use the Mott-Littleton approach to evaluate …
magnetoresistive (CMR) materials. We use the Mott-Littleton approach to evaluate …
Optical properties of a single crystal
We investigated temperature-dependent optical conductivity spectra of a Nd 0.7 Sr 0.3 MnO
3 single crystal. We found that polishing and surface scattering effects on the Nd 0.7 Sr 0.3 …
3 single crystal. We found that polishing and surface scattering effects on the Nd 0.7 Sr 0.3 …
Incoherent-to-coherent crossover of optical spectra in Temperature-dependent reflectivity spectra measured on cleaved surfaces
K Takenaka, Y Sawaki, S Sugai - Physical Review B, 1999 - APS
Optical reflectivity spectra were measured on cleaved surfaces of La 0.825 Sr 0.175 MnO 3
single crystals (TC= 283 K) over a temperature range 10–295 K. The optical conductivity σ …
single crystals (TC= 283 K) over a temperature range 10–295 K. The optical conductivity σ …
Non-adiabatic small polaron hopping in the n= 3 Ruddlesden–Popper compound Ca4Mn3O10
J Lago, PD Battle, MJ Rosseinsky… - Journal of Physics …, 2003 - iopscience.iop.org
Non-adiabatic small polaron hopping in the n = 3 Ruddlesden–Popper compound Ca4Mn3O10
Page 1 Journal of Physics: Condensed Matter Non-adiabatic small polaron hopping in the n …
Page 1 Journal of Physics: Condensed Matter Non-adiabatic small polaron hopping in the n …