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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… 
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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… 
2016
2016
On a model of magnetization dynamics with vertical spin stiffness
We consider a mathematical model describing magnetization dynamics with vertical spin stiffness. The model consists of a modified… 
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… 
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… 
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… 
2011
2011
The rotator spectrum in the delta-regime of the O(n) effective field theory in 3 and 4 dimensions
2011
2011
General Quantum Fidelity Susceptibilities for the J1 − J2 Chain
Department of Physics & Astronomy, McMaster University1280 Main St. W., Hamilton ON L8S 4M1, Canada.(Dated: October 7, 2011)We… 
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… 
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… 
Review
1984
Review
1984
Defect concepts for vector spin glasses
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