SunnySuite / Sunny.jl

Spin dynamics and generalization to SU(N) coherent states
Other
80 stars 19 forks source link

Kernel polynomial method, take 2 #289

Closed kbarros closed 4 weeks ago

kbarros commented 1 month ago

Accelerates spin wave theory calculations using the kernel polynomial method, at a computational cost that scales linearly with system size. This method be useful for studying disordered magnetic systems, or long-wavelength multi-Q phases.

Reference: H. Lane et al., Kernel Polynomial Method for Linear Spin Wave Theory, https://arxiv.org/abs/2312.08349.