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A New Look at the Spin Glass Problem from a Deep Learning Perspective [PDF]

open access: yesEntropy, 2022
Spin glass is the simplest disordered system that preserves the full range of complex collective behavior of interacting frustrating elements. In the paper, we propose a novel approach for calculating the values of thermodynamic averages of the ...
Petr Andriushchenko   +2 more
doaj   +2 more sources

Spin glass behavior and magnetic boson peak in a structural glass of a magnetic ionic liquid [PDF]

open access: yesScientific Reports, 2021
Glassy magnetic behavior has been observed in a wide range of crystalline magnetic materials called spin glass. Here, we report spin glass behavior in a structural glass of a magnetic ionic liquid, C4mimFeCl4.
Maiko Kofu   +8 more
doaj   +2 more sources

Searching for spin glass ground states through deep reinforcement learning [PDF]

open access: yesNature Communications, 2023
Spin glasses are disordered magnets with random interactions that are, generally, in conflict with each other. Finding the ground states of spin glasses is not only essential for understanding the nature of disordered magnets and many other physical ...
Changjun Fan   +5 more
doaj   +2 more sources

Evidence for a Griffiths Phase to Cluster Spin Glass Transition in the La2/3Sr1/3(Mn1‐3xAl2xTix)O3 System [PDF]

open access: yesAdvanced Science
The presence of Griffiths phase to cluster spin glass transition has theoretically been predicted in both classical and quantum systems. However, its detection in a classical system has been lacking for decades, which hinders a complete understanding of ...
Ruie Lu   +10 more
doaj   +2 more sources

Interfacial Spin Glass State and Exchange Bias in the Epitaxial La0.7Sr0.3MnO3/LaNiO3 Bilayer [PDF]

open access: yesNanoscale Research Letters, 2017
We study the magnetic properties of an epitaxial growth bilayer composed of ferromagnetic La0.7Sr0.3MnO3 (LSMO) and paramagnetic LaNiO3 (LNO) on SrTiO3 (STO) substrates.
Guo-wei Zhou   +5 more
doaj   +2 more sources

Delocalization transition in low energy excitation modes of vector spin glasses

open access: yesSciPost Physics, 2022
We study the energy minima of the fully-connected $m$-components vector spin glass model at zero temperature in an external magnetic field for $m\ge 3$.
Silvio Franz, Flavio Nicoletti, Giorgio Parisi, Federico Ricci-Tersenghi
doaj   +1 more source

Spin glasses on the hypercube [PDF]

open access: yesPhysical Review B, 2010
14 pages, 22 ...
L. A. Fernandez   +3 more
openaire   +4 more sources

Experimental setup to fabricate Rb–Xe gas cells for atom spin gyroscopes

open access: yesAIP Advances, 2022
An experimental setup to fabricate atomic vapor cells for atom spin gyroscope application, containing 87Rb, 129Xe, 131Xe, N2, and H2, is described. The setup comprises a high-vacuum chamber, an 87Rb ampule, a glass cell, gas lines, and a turbopump. First,
S. H. Yim, D.-Y. Lee, S. Lee, M. M. Kim
doaj   +1 more source

Spin-Glass Complexity [PDF]

open access: yesPhysical Review Letters, 2004
We study the quenched complexity in spin-glass mean-field models satisfying the Becchi-Rouet-Stora-Tyutin supersymmetry. The outcome of such study, consistent with recent numerical results, allows, in principle, to conjecture the absence of any supersymmetric contribution to the complexity in the Sherrington-Kirkpatrick model.
CRISANTI, Andrea   +3 more
openaire   +6 more sources

Eminuscent phase in frustrated magnets: a challenge to quantum spin liquids

open access: yesNature Communications, 2022
A spin-glass forms in frustrated magnetic systems when at low temperatures impurity sites “freeze” into a random spin configuration. Here, by looking back at previous experimental results, Syzranov and Ramirez show that the glass-transition temperature ...
S. V. Syzranov, A. P. Ramirez
doaj   +1 more source

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