Results 31 to 40 of about 706 (175)

Colossal magnetocapacitance and colossal magnetoresistance in HgCr2S4

open access: yesPhysical review letters, 2006
4 pages, 4 ...
Weber, S.   +5 more
openaire   +3 more sources

Exchange Field Induced Magnetoresistance in Colossal Magnetoresistance Manganites [PDF]

open access: yesPhysical Review Letters, 2001
Physical Review ...
Krivorotov, I. N.   +4 more
openaire   +3 more sources

Colossal electroresistance without colossal magnetoresistance in La0.9Sr0.1MnO3 [PDF]

open access: yesApplied Physics Letters, 2007
The authors report on colossal electroresistance (ER) in the ferromagnetic insulator manganite La0.9Sr0.1MnO3. The single crystal samples exhibit a transition into a low resistive state above a certain threshold current. Pulsed measurements demonstrate that this transition is not a consequence of heating.
Biskup, N.   +5 more
openaire   +2 more sources

Spin colossal magnetoresistance in an antiferromagnetic insulator [PDF]

open access: yesNature Materials, 2018
Colossal magnetoresistance (CMR) refers to a large change in electrical conductivity induced by a magnetic field in the vicinity of a metal-insulator transition and has inspired extensive studies for decades\cite{Ramirez1997, Tokura2006}. Here we demonstrate an analogous spin effect near the Néel temperature $T_{\rm{N}}$=296 K of the antiferromagnetic ...
Zhiyong Qiu   +5 more
openaire   +4 more sources

Magnetic Sensors Based on AMR Effect in LSMO Thin Films

open access: yesProceedings, 2017
In this paper, the potentialities of the manganese oxide compound La0.7Sr0.3MnO3 (LSMO) for the realization of sensitive room temperature magnetoresistive sensors are discussed.
Olivier Rousseau   +4 more
doaj   +1 more source

Impact of NiO nano-particles on colossal magneto-resistance of La0.70Ca0.30MnO3 composite

open access: yesMaterials Letters: X, 2022
Mixed-valent perovskite manganite has gained considerable research interest due to the increasing demand for energy storage materials. Herein, we show that colossal magneto-resistance properties of La0.7Ca0.3MnO3 (LCMO) can be changed via nickel oxide ...
Navjyoti Boora   +6 more
doaj   +1 more source

Colossal-magnetoresistive manganite thin films [PDF]

open access: yesJournal of Physics: Condensed Matter, 2001
Mixed-valence perovskite manganites (Re$_{1-x}$A$_{x}$MnO$_{3}$ where Re=rare earth, A=alkaline earth) provide a unique opportunity to study the relationships between the structure and the magnetotransport properties due to an interplay among charge carriers, magnetic coupling, orbital ordering and structural distortion. This makes these compounds very
Prellier, W., Lecoeur, Ph., Mercey, B.
openaire   +3 more sources

Spin-dependent thermoelectric effects in Fe-C6 doped monolayer MoS2

open access: yesScientific Reports, 2017
By using the non-equilibrium Green’s function with density functional theory, we have studied the thermal spin transport properties of Fe-C6 cluster doped monolayer MoS2.
Lin Zhu   +3 more
doaj   +1 more source

Theory of colossal magnetoresistance in doped manganites [PDF]

open access: yesJournal of Physics: Condensed Matter, 1999
14 pages, REVTeX 3.0, 7 EPS-figures embedded via ...
Alexandrov, A. S., Bratkovsky, A. M.
openaire   +2 more sources

Chemical ordering suppresses large-scale electronic phase separation in doped manganites

open access: yesNature Communications, 2016
In oxide materials, cation doping strongly influences the electronic correlations which promote diverse phenomena such as colossal magnetoresistance and superconductivity.
Yinyan Zhu   +16 more
doaj   +1 more source

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