Colossal magnetoresistant materials: the key role of phase separation

E Dagotto, T Hotta, A Moreo - Physics reports, 2001 - Elsevier
The study of the manganese oxides, widely known as manganites, that exhibit the “colossal”
magnetoresistance effect is among the main areas of research within the area of strongly …

The physics of manganites: Structure and transport

MB Salamon, M Jaime - Reviews of modern physics, 2001 - APS
The fundamental physical properties of doped LaMnO 3, generically termed “manganites,”
and much of the underlying physics, were known more than 40 years ago. This article first …

Percolative phase separation underlies colossal magnetoresistance in mixed-valent manganites

M Uehara, S Mori, CH Chen, SW Cheong - nature, 1999 - nature.com
Colossal magnetoresistance—an unusually large change of resistivity observed in certain
materials following application of magnetic field—has been extensively researched in …

Phase separation scenario for manganese oxides and related materials

A Moreo, S Yunoki, E Dagotto - Science, 1999 - science.org
Recent computational studies of models for manganese oxides have revealed a rich phase
diagram, which was not anticipated in early calculations in this context performed in the …

Glassy ferromagnetism and magnetic phase separation in

J Wu, C Leighton - Physical Review B, 2003 - APS
We present the results of a comprehensive investigation of the dc magnetization, ac
susceptibility, and magnetotransport properties of the glassy ferromagnet La 1− x Sr x CoO …

Colossal-magnetoresistance materials: manganites and conventional ferromagnetic semiconductors

EL Nagaev - Physics Reports, 2001 - Elsevier
Experimental data and their theoretical interpretation are presented for the colossal
magnetoresistance (CMR) materials to which conventional ferromagnetic semiconductors …

Magnetic anisotropy in ferromagnetic

L Chen, JH Chung, T Chen, C Duan, A Schneidewind… - Physical Review B, 2020 - APS
We use neutron scattering to show that ferromagnetic (FM) phase transition in the two-
dimensional (2D) honeycomb lattice CrI 3 is a weakly first order transition and controlled by …

Colossal effects in transition metal oxides caused by intrinsic inhomogeneities

J Burgy, M Mayr, V Martin-Mayor, A Moreo… - Physical Review Letters, 2001 - APS
The influence of quenched disorder on the competition between ordered states separated
by a first-order transition is investigated. A phase diagram with features resembling quantum …

Critical properties of the perovskite manganite

J Fan, L Ling, B Hong, L Zhang, L Pi, Y Zhang - Physical Review B …, 2010 - APS
The critical properties of perovskite manganite La 0.1 Nd 0.6 Sr 0.3 MnO 3 around the
paramagnetic-ferromagnetic phase transition are investigated through various techniques …

Optical conductivity of manganites: Crossover from Jahn-Teller small polaron to coherent transport in the ferromagnetic state

M Quijada, J Černe, JR Simpson, HD Drew, KH Ahn… - Physical Review B, 1998 - APS
We report on the optical properties of the hole-doped manganites Nd 0.7 Sr 0.3 MnO 3, La
0.7 Ca 0.3 MnO 3, and La 0.7 Sr 0.3 MnO 3. The low-energy optical conductivity in the …