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 …

Orbital physics in transition-metal oxides

Y Tokura, N Nagaosa - science, 2000 - science.org
An electron in a solid, that is, bound to or nearly localized on the specific atomic site, has
three attributes: charge, spin, and orbital. The orbital represents the shape of the electron …

[图书][B] Nanoscale phase separation and colossal magnetoresistance: the physics of manganites and related compounds

E Dagotto - 2003 - books.google.com
Condensed matter is one of the most active areas of research in physics. Ev ery year new
materials are discovered with properties that are as challenging as or more than those of the …

Quantitative theory of magnetic interactions in solids

A Szilva, Y Kvashnin, EA Stepanov, L Nordström… - Reviews of Modern …, 2023 - APS
This review addresses the method of explicit calculations of interatomic exchange
interactions of magnetic materials. This involves exchange mechanisms normally referred to …

Structural, magnetic, and electrical properties of single-crystalline

J Hemberger, A Krimmel, T Kurz, HAK Von Nidda… - Physical Review B, 2002 - APS
We report on structural, magnetic, and electrical properties of Sr-doped LaMnO 3 single
crystals for doping levels 0.4<~ x<~ 0.85. The complex structural and magnetic phase …

Charge and orbital order in half-doped manganites

J van den Brink, G Khaliullin, D Khomskii - Physical review letters, 1999 - APS
An explanation is given for the charge order, orbital order, and insulating state observed in
half-doped manganese oxides, such as Nd 1/2 Sr 1/2 MnO 3. The competition between the …

[图书][B] Colossal magnetoresistance and phase separation in magnetic semiconductors

EL Nagaev - 2002 - books.google.com
Colossal magnetoresistance materials, to which manganites and conventional
ferromagnetic semiconductors belong, draw great attention because of their intriguing …

Tuning the competition between ferromagnetism and antiferromagnetism in a half-doped manganite through magnetoelectric coupling

D Yi, J Liu, S Okamoto, S Jagannatha, YC Chen, P Yu… - Physical review …, 2013 - APS
We investigate the possibility of controlling the magnetic phase transition of the
heterointerface between a half-doped manganite La 0.5 Ca 0.5 MnO 3 and a multiferroic …

Orbital ordering phenomena in d-and f-electron systems

T Hotta - Reports on Progress in Physics, 2006 - iopscience.iop.org
In recent decades, novel magnetism of d-and f-electron compounds has been discussed
very intensively both in experimental and theoretical research fields of condensed matter …

Charge-orbital ordering and phase separation in the two-orbital model for manganites: Roles of Jahn-Teller phononic and Coulombic interactions

T Hotta, AL Malvezzi, E Dagotto - Physical Review B, 2000 - APS
The main properties of realistic models for manganites are studied using analytic mean-field
approximations and computational numerical methods, focusing on the two-orbital model …