Giant Anomalous Hall and Nernst Conductivities in Magnetic All‐ d Metal Heusler Alloys
Sign Up to like & getrecommendations! Published in 2023 at "Advanced Functional Materials"
DOI: 10.1002/adfm.202214967
Abstract: All-$d$ Heuslers are a category of novel compounds combining versatile functionalities such as caloric responses and spintronics with enhanced mechanical properties. Despite the promising transport properties (anomalous Hall (AHC) and anomalous Nernst (ANC) conductivities) shown… read more here.
Keywords: transport properties; anomalous hall; heusler; magnetic metal ... See more keywords
Reversal of Anomalous Hall Effect and Octahedral Tilting in SrRuO3 Thin Films via Hydrogen Spillover
Sign Up to like & getrecommendations! Published in 2022 at "Advanced Materials"
DOI: 10.1002/adma.202207246
Abstract: The perovskite SrRuO3 (SRO) is a strongly correlated oxide whose physical and structural properties are strongly intertwined. Notably, SRO is an itinerant ferromagnet that exhibits a large anomalous Hall effect (AHE) whose sign can be… read more here.
Keywords: hydrogen spillover; hall effect; hydrogen; via hydrogen ... See more keywords
Electrical Manipulation of Topological Phases in a Quantum Anomalous Hall Insulator
Sign Up to like & getrecommendations! Published in 2022 at "Advanced Materials"
DOI: 10.1002/adma.202207622
Abstract: Quantum anomalous Hall phases arising from the inverted band topology in magnetically doped topological insulators have emerged as an important subject of research for quantization at zero magnetic fields. Though necessary for practical implementation, sophisticated… read more here.
Keywords: topology; hall insulator; control; anomalous hall ... See more keywords
Atomic Displacements Enabling the Observation of the Anomalous Hall Effect in a Non-Collinear Antiferromagnet.
Sign Up to like & getrecommendations! Published in 2023 at "Advanced materials"
DOI: 10.1002/adma.202209616
Abstract: Antiferromagnets with non‐collinear spin structures display various properties that make them attractive for spintronic devices. Some of the most interesting examples are an anomalous Hall effect despite negligible magnetization and a spin Hall effect with… read more here.
Keywords: anomalous hall; spin; hall effect; non collinear ... See more keywords
Light‐Induced Quantum Anomalous Hall Effect on the 2D Surfaces of 3D Topological Insulators
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DOI: 10.1002/advs.202101508
Abstract: Abstract Quantum anomalous Hall (QAH) effect generates quantized electric charge Hall conductance without external magnetic field. It requires both nontrivial band topology and time‐reversal symmetry (TRS) breaking. In most cases, one can break the TRS… read more here.
Keywords: anomalous hall; transition; hall; quantum anomalous ... See more keywords
Intermixing‐Driven Surface and Bulk Ferromagnetism in the Quantum Anomalous Hall Candidate MnBi6Te10
Sign Up to like & getrecommendations! Published in 2023 at "Advanced Science"
DOI: 10.1002/advs.202203239
Abstract: The recent realizations of the quantum anomalous Hall effect (QAHE) in MnBi2Te4 and MnBi4Te7 benchmark the (MnBi2Te4)(Bi2Te3)n family as a promising hotbed for further QAHE improvements. The family owes its potential to its ferromagnetically (FM)… read more here.
Keywords: intermixing driven; driven surface; surface; anomalous hall ... See more keywords
Anomalous Hall Conductivity and Nernst Effect of the Ideal Weyl Semimetallic Ferromagnet EuCd2As2
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DOI: 10.1002/advs.202207121
Abstract: Weyl semimetal is a unique topological phase with topologically protected band crossings in the bulk and robust surface states called Fermi arcs. Weyl nodes always appear in pairs with opposite chiralities, and they need to… read more here.
Keywords: ideal weyl; effect; hall; conductivity nernst ... See more keywords
A Weyl semimetal from AdS/CFT with flavour
Sign Up to like & getrecommendations! Published in 2021 at "Journal of High Energy Physics"
DOI: 10.1007/jhep04(2021)162
Abstract: We construct a top-down holographic model of Weyl semimetal states using (3 + 1)-dimensional $$ \mathcal{N} $$ = 4 supersymmetric SU(Nc) Yang-Mills theory, at large Nc and strong coupling, coupled to a number Nf ≪… read more here.
Keywords: weyl semimetal; ads cft; hall conductivity; semimetal ads ... See more keywords
Observation of unconventional anomalous Hall effect in epitaxial CrTe thin films
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DOI: 10.1007/s12274-017-1913-8
Abstract: We have studied the magnetic and electrical transport properties of epitaxial NiAs-type CrTe thin films grown on SrTiO3(111) substrates. Unlike rectangle hysteresis loops obtained from magnetic measurements, we have identified intriguing extra bump/dip features from… read more here.
Keywords: thin films; anomalous hall; hall; crte thin ... See more keywords
Large-N Chern insulators: Lattice field theory and quantum simulation approaches to correlation effects in the quantum anomalous Hall effect
Sign Up to like & getrecommendations! Published in 2022 at "Annals of Physics"
DOI: 10.1016/j.aop.2022.168763
Abstract: Four-Fermi quantum field theories in (2+1) dimensions lie among the simplest models in high-energy physics, the understanding of which requires a non-perturbative lattice formulation addressing their strongly-coupled fixed points. These lattice models are also relevant… read more here.
Keywords: anomalous hall; chern insulators; field; quantum anomalous ... See more keywords
Effect of in situ low-temperature annealing on anomalous Hall effect in Co nanocluster-assembled granular film
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Alloys and Compounds"
DOI: 10.1016/j.jallcom.2018.03.215
Abstract: Abstract The Co nanocluster-assembled film was prepared by using a plasma-gas-condensation method. Subsequently, the sample was in-situ annealed in a vacuum at relatively low temperature. The effect of annealing temperature on electrical transport behaviors of… read more here.
Keywords: temperature; anomalous hall; effect; nanocluster assembled ... See more keywords