Mechanism of Anomalous Anisotropic Colossal Magnetoresistance in Quasi‐2D Mn3Si2Te6 Bulk Single Crystal [PDF]
Advanced ScienceMn3Si2Te6, quasi‐2D ferrimagnetic semiconductor, exhibits anomalous saturated colossal magnetoresistance (CMR) only when a magnetic field is applied along its magnetic hard magnetization axis, suggesting unconventional underlying physics and promising ...
Shiqi Li +10 more
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Extreme magnetoresistance at high-mobility oxide heterointerfaces with dynamic defect tunability [PDF]
Nature CommunicationsMagnetic field-induced changes in the electrical resistance of materials reveal insights into the fundamental properties governing their electronic and magnetic behavior. Various classes of magnetoresistance have been realized, including giant, colossal,
D. V. Christensen +7 more
doaj +2 more sources
Engineering a Correlated Narrow‐Gap Semiconductor: Effects of Ga Substitution in EuZn2P2
Advanced Electronic MaterialsThe effect of Ga substitution on the electronic, magnetic, and low‐energy responses of the Zintl phase EuZn2P2 is investigated by electrical transport, electron spin resonance (ESR), and terahertz time‐domain spectroscopy (THz‐TDS). Incorporating Ga into
Mateus Dutra +13 more
doaj +2 more sources
Lattice strain accompanying the colossal magnetoresistance effect in EuB6. [PDF]
Physical Review Letters, 2014 The coupling of magnetic and electronic degrees of freedom to the crystal lattice in the ferromagnetic semimetal EuB(6), which exhibits a complex ferromagnetic order and a colossal magnetoresistance effect, is studied by high-resolution thermal expansion
R. S. Manna +7 more
semanticscholar +3 more sources
Terahertz-Nanoscale Visualization of the Microscopic Spin-Charge Architecture of Colossal Magnetoresistive Switching. [PDF]
Adv Sci (Weinh)This study employs cryogenic magneto‐terahertz nanoscopy to reveal the real‐space electrodynamics of the colossal magnetoresistance transition. By capturing the terahertz electrodynamic evolution of field‐driven spin switching, the work unveils the dissipative dynamics of emergent metallic states, providing a high‐frequency view of coupled spin‐charge ...
Haeuser S +6 more
europepmc +2 more sources
Control of chiral orbital currents in a colossal magnetoresistance material [PDF]
Nature, 2022 Colossal magnetoresistance (CMR) is an extraordinary enhancement of the electrical conductivity in the presence of a magnetic field. It is conventionally associated with a field-induced spin polarization that drastically reduces spin scattering and ...
Yu Zhang +7 more
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Colossal magnetoresistance of Nd-doped LaCaMnO3 polycrystalline ceramics [PDF]
Processing and Application of Ceramics, 2021 The cation doped polycrystalline compound La0.5Nd0.15Ca0.35MnO3 has been synthesized by a conventional solid state reaction method. The Rietveld analysis of the powder XRD of the composites reveals an orthorhombic structure with Pbnm space group symmetry.
Rajan Sam +2 more
doaj +1 more source
Colossal Magnetic-Field-Induced Anomalous Hall Conductivity in a Kagome Antiferromagnet YMn<sub>6</sub>Sn<sub>6</sub>. [PDF]
Adv Sci (Weinh)Magnetic‐field‐driven spin canting in the kagome antiferromagnet YMn6Sn6${\rm YMn}_6{\rm Sn}_6$ reshapes flat and Dirac bands near the Fermi level, redistributing Berry curvature and producing colossal anomalous Hall conductivity. The study reveals how magnetic configuration and clean‐limit skew scattering cooperate to amplify Hall transport, offering ...
Choi M +9 more
europepmc +2 more sources
Colossal magnetoresistance from spin-polarized polarons in an Ising system [PDF]
Proceedings of the National Academy of Sciences of the United States of AmericaThomas P Devereaux +2 more
exaly +2 more sources
Colossal Magnetoresistance in Ti Lightly Doped Cr2Se3 Single Crystals with a Layered Structure. [PDF]
ACS Applied Materials and Interfaces, 2021 Stoichiometric Cr2Se3 single crystals are particular layer-structured antiferromagnets, which possess a noncollinear spin configuration, weak ferromagnetic moments, moderate magnetoresistance (MR ∼14.3%), and poor metallic conductivity below the ...
Shu-Juan Zhang +13 more
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