Results 121 to 130 of about 39,546 (266)

Thermophoresis of an antiferromagnetic soliton

open access: yesPhysical Review B, 2015
We study dynamics of an antiferromagnetic soliton under a temperature gradient. To this end, we start by phenomenologically constructing the stochastic Landau-Lifshitz-Gilbert equation for an antiferromagnet with the aid of the fluctuation-dissipation theorem.
Yaroslav Tserkovnyak   +2 more
openaire   +4 more sources

Manipulation of Antiferromagnetic Metal Phase in Nd1‐xCexNiO3 by Epitaxial Strain

open access: yesAdvanced Science, EarlyView.
Herein, the engineering of the AFM state by epitaxial strain in Nd1‐xCexNiO3 (0 ≤ x ≤ 0.07) films is demonstrated, where both Néel temperature and the metal–metal transition temperature exhibit significant response. Particularly in the 5% Ce‐doping counterpart (Nd0.95Ce0.05NiO3), a suppression of the structural transition driven by compression strain ...
Zhan Yang   +11 more
wiley   +1 more source

Manipulation of Ferroic Orders via Continuous Biaxial Strain Engineering in Multiferroic Bismuth Ferrite

open access: yesAdvanced Science, EarlyView.
This study explores the evolution of ferroelectric (FE) and antiferromagnetic (AFM) orders in freestanding BiFeO3 films under anisotropic strain using rotational anisotropy second harmonic generation (RA‐SHG) and first‐principles calculations. The research reveals reversible control of in‐plane FE polarization and significant AFM order rotation ...
Jiesu Wang   +15 more
wiley   +1 more source

Model of antiferromagnetic superconductivity [PDF]

open access: yesQuantum Studies: Mathematics and Foundations, 2015
There are a few minor corrections here, and the article is now published online in "Quantum Studies: Mathematics and Foundations"
openaire   +3 more sources

Electrical Manipulation of Field‐Free Magnetization Switching Driven by Spin‐Orbit Torque in Amorphous Gradient‐Mn3Sn

open access: yesAdvanced Science, EarlyView.
A highly efficient spin current with z‐polarization is achieved in amorphous Mn3Sn with a spontaneous composition gradient, which allows field‐free magnetization switching. Spin current efficiency and magnetization switching polarity are reversibly manipulated by ionic liquid gating, enabling logic functions by pure electrical methods. This work offers
Mingfang Zhang   +13 more
wiley   +1 more source

Antiferromagnetism in LiFePO4 [PDF]

open access: bronze, 1967
R.P. Santoro, Robert E. Newnham
openalex   +1 more source

All‐Electrical Control of Spin Synapses for Neuromorphic Computing: Bridging Multi‐State Memory with Quantization for Efficient Neural Networks

open access: yesAdvanced Science, EarlyView.
This study develops three all‐electrically controlled, field‐free spintronic synapse devices for neuromorphic computing. The tilted anisotropy device achieves an 11‐state memory with minimal cycle‐to‐cycle variation (2%), enabling high‐accuracy neural network quantization (81.51% in ResNet‐18). These findings position spintronic synapses as a promising
Tzu‐Chuan Hsin   +4 more
wiley   +1 more source

Giant Modulation of Interlayer Coupling in Twisted Bilayer ReS2

open access: yesAdvanced Science, EarlyView.
Twist angle in stacked bilayer ReS2 can modulate 30% of interlayer coupling and the whole range of exciton energy between 1L and 2L ReS2. Abstract Stacking monolayers of two‐dimensional (2D) transition metal dichalcogenides with different twist angles can provide a way to tune their quantum optical and electronic characteristics.
Krishna P. Dhakal   +14 more
wiley   +1 more source

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