The RKKY Interaction and Spin-glasses
Spin liquid mediated RKKY interaction
... slRKKY interaction in ordering nuclear spins by use of a magnetic field, which stabilises some of the ground state orders found in ...associated spin wave spectrum and therefore reducing the effects of ...
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Dynamic RKKY interaction in graphene
... exchange interaction mediated by the conduction electrons of a host medium manifests itself as an energy difference between different alignments of the localized moments, leading to energetically favorable ...an ...
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Low-energy theory and RKKY interaction for interacting quantum wires with Rashba spin-orbit coupling
... The bandstructure of a single-channel quantum wire with Rashba SOI should be obtained by taking into ac- count at least the lowest two (spinful) subbands, since a restriction to the lowest subband alone would eliminate ...
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Variable range of the RKKY interaction in edged graphene
... the interaction between two localized magnetic moments with a separation D A parallel to the edge(s), as illustrated schematically in Figure ...The interaction range is characterized by the rate of decay D ...
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Stabilizing spin systems via symmetrically tailored RKKY interactions
... two-dimensional spin lattices with C 4V symmetry and anti- ferromagnetic nearest-neighbor interactions form a stable diag- onal row-wise antiferromagnet, while a C 6V symmetry is predicted to have a spin ...
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Interplay of Kondo effect and RKKY interaction in magnetic clusters
... the interaction of the spin of a magnetic impurity with the spins of the surrounding conduction electrons led to a logarithmic increase of the resistivity for low temperatures in second order perturbation ...
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Quantum wavefunction annealing of spin glasses
... a spin-glass, based on the annealing of the full wavefunc- tion represented as a matrix product state (MPS) using the density matrix renormalization group ...For spin-glass ladders of 2 and 4 legs with ...
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RKKY interaction between extended magnetic defect lines in graphene
... the interaction between line ...this interaction, away from E F = 0, which is slower than the rate of decay for two impurity ...RKKY interaction. This increased range may ease the detection of ...
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Critical behavior and universality in Levy spin glasses
... To overcome these and show that the critical exponents agree with the bimodal and Gaussian case, we perform an extended scaling of the two-point finite-size correlation length and the sp[r] ...
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RKKY interaction and intervalley processes in p-doped transition-metal dichalcogenides
... Color online ZZ and XX components of the RKKY interaction as a function of impurity separation r, along a zigzag and b armchair directions.. c DM component in the zigzag direction.[r] ...
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The Spin Spin Interaction and the New Concept of Photon
... about interaction of the photon with the atoms, there are a lot of unclear questions about photon and its interaction with ...photon-atom interaction? To find out the acceptable answers, here we ...
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RKKY interaction between adsorbed magnetic impurities in graphene: symmetry and strain effects
... The interaction is initially antiferromagnetic where it decays even more rapidly than predicted, before a sign change gives a very weak ferromagnetic interaction with a D −7 decay rate in the asymptotic ...
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On the Relaxational Properties of a Quantum Dipolar Spin Glasses Model
... 1. Introduction Dipolar interactions are always present in paramagnets and paraelectrics systems. During the last years, dilute magnetic dipolar systems have been the subject of many studies addressing, in particular, ...
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Influence of Concentration Fluctuations on Relaxation Processes in Spin Glasses
... (resonance) spin echo (NRSE and NSE) experiments, the influence of nano-scaled clusters on the spin relaxation in spin glasses was ...the spin glass phase in a Fe-Cr spin glass ...
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Statistical Physics of Spin Glasses and Information Processing An Introduction
... Associative memory 7.1 Associative memory 7.1.1 Model neuron 7.1.2 Memory and stable fixed point 7.1.3 Statistical mechanics of the random Ising model 7.2 Embedding a finite number of patt[r] ...
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Rejuvenation and memory in model spin glasses in three and four dimensions
... We numerically study aging for the Edwards-Anderson model in three and four dimensions using different temperature-change protocols. In D = 3, time scales a thousand times larger than in previous work are reached with ...
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Effect of the Spin Spin Interaction on the Coulomb’s Law: Application to Ferromagnetism
... the spin-spin interac- tion. If we take into account the spin magnetic moment, when the spins are oriented antiparallel, the Coulomb interaction is modulated by a cosine term whose argu- ment ...
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Spin, Isospin and Strong Interaction Dynamics
... ∆ ++ takes the lowest energy state of the ∆ baryons [11] and therefore, its spatial wave function consists of three single particle symmetric s-waves of each of its three uuu quarks. Now the J π = 3/2 + state of the ∆ ...
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Spin-orbit interaction in InSb nanowires.
... the spin-orbit interaction (SOI) is the main parameter that determines the size of this topological gap [4] and thus the potential of these devices for the study of Majorana ...
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Phase transition for quenched coupled replicas in a plaquette spin model of glasses
... Robert L. Jack 1 and Juan P. Garrahan 2 1 Department of Physics, University of Bath, Bath, BA2 7AY, United Kingdom 2 School of Physics and Astronomy, University of Nottingham, Nottingham, NG7 2RD, United Kingdom We study ...
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