2 papers
cond-mat.other2008
Supercooling and the Metal-Insulator Phase Transition of NdNiO
Devendra Kumar, K. P. Rajeev, J. A. Alonso +1
We report the temperature and time dependence of electrical resistivity on high temperature, high oxygen pressure prepared polycrystalline samples of NdNiO_3. NdNiO_3 is metallic a…
cond-mat.mtrl-sci2003
Small Polaron Localization, Jahn-Teller Distortion and Defects in La0.67Ca0.33MnO3: An Infrared Spectroscopy and X-ray Absorption Analysis
Nestor E. Massa, Helio C. N. Tolentino, Horacio Salva +3
We combine infrared reflectivity and EXAFS (Extended X-ray Absorption Fine Structure) techniques to study the solid solution La0.67Ca0.33MnO3 prepared by different methods yielding…