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Spin stiffness

The spin-stiffness or spin rigidity or helicity modulus or the "superfluid density" (for bosons the superfluid density is proportional to the spin… Expand
Wikipedia

Related topics

Related topics

3 relations
Perturbation theory (quantum mechanics)Spin model

Broader (1)

Quantum mechanics

Papers overview

Semantic Scholar uses AI to extract papers important to this topic.
2016
2016
Systematic study of magnetodynamic properties at finite temperatures in doped permalloy from first-principles calculations
By means of first-principles calculations, we have systematically investigated how the magnetodynamic properties Gilbert damping… Expand
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2014
2014
Vanishing spin stiffness in the spin-1/2 Heisenberg chain for any nonzero temperature
Whether at zero spin density $m=0$ and finite temperatures $T>0$ the spin stiffness of the spin-$1/2$ $XXX$ chain is finite or… Expand
2014
2014
Skyrmions induced by dissipationless drag in U(1)×U(1) superconductors
Rather generically, multicomponent superconductors and superfluids have intercomponent current-current interaction. We show that… Expand
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2013
2013
Gapped phase in AA-stacked bilayer graphene
AA-stacked bilayer graphene supports Fermi circles in its bonding and antibonding bands which coincide exactly, leading to… Expand
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2011
2011
Magnetism in the 2D Limit and Interface Superconductivity in Metal-Insulator La2 xSrxCuO4 Superlattices
By reducing the dimensionality of a solid, its elec-tronic states and physical properties can be drasti-cally modified, but these… Expand
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2010
2010
Spin gaps and spin-flip energies in density-functional theory
Energy gaps are crucial aspects of the electronic structure of finite and extended systems. Whereas much is known about how to… Expand
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Highly Cited
2010
Highly Cited
2010
The spin-1/2 J1–J2 Heisenberg antiferromagnet on the square lattice: Exact diagonalization for N=40 spins
AbstractWe present numerical exact results for the ground state and the low-lying excitations for the spin-1/2 J1-J2 Heisenberg… Expand
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2006
2006
Quantum criticality and superconductivity in quasi-two-dimensional Dirac electronic systems
Abstract We present a theory describing the superconducting (SC) interaction of Dirac electrons in a quasi-two-dimensional system… Expand
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2005
2005
Magnon-mediated binding between holes in an antiferromagnet
Abstract.The long-range forces between holes in an antiferromagnet are due to magnon exchange. The one-magnon exchange potential… Expand
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1998
1998
SPIN CONDUCTANCE, DYNAMIC SPIN STIFFNESS, AND SPIN DIFFUSION IN ITINERANT MAGNETS
We discuss analogies between the charge- and spin response functions of itinerant magnets. We show that the spin-analog of the… Expand
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