Multiple-magnon excitations shape the spin spectrum of cuprate parent compounds
Thanks to high resolution and polarization analysis, resonant inelastic x-ray scattering
(RIXS) magnetic spectra of La 2 CuO 4, Sr 2 CuO 2 C l 2 and CaCuO 2 reveal a rich set of …
(RIXS) magnetic spectra of La 2 CuO 4, Sr 2 CuO 2 C l 2 and CaCuO 2 reveal a rich set of …
[HTML][HTML] Update of HΦ: Newly added functions and methods in versions 2 and 3
H Φ [aitch-phi] is an open-source software package of numerically exact and stochastic
calculations for a wide range of quantum many-body systems. In this paper, we present the …
calculations for a wide range of quantum many-body systems. In this paper, we present the …
Krylov subspace methods for linear systems
T Sogabe - Springer Series in Computational Mathematics, 2022 - Springer
In many fields of scientific computing and data science, we frequently face the problem of
solving large and sparse linear systems of the form Ax= b, which is one of the most time …
solving large and sparse linear systems of the form Ax= b, which is one of the most time …
[PDF][PDF] Systematic analysis of ab initio low-energy effective Hamiltonians for Pd (dmit) 2 molecular conductors
T Misawa - ma.issp.u-tokyo.ac.jp
Quantum spin liquids, which do not show any symmetry breaking even at zero temperature,
have attracted much interest since their elementary excitations in the quantum spin liquids …
have attracted much interest since their elementary excitations in the quantum spin liquids …
Shifted Lanczos method for quadratic forms with Hermitian matrix resolvents
K Morikuni - arxiv preprint arxiv:2002.06738, 2020 - arxiv.org
Quadratic forms of Hermitian matrix resolvents involve the solutions of shifted linear systems.
Efficient iterative solutions use the shift-invariance property of Krylov subspaces The …
Efficient iterative solutions use the shift-invariance property of Krylov subspaces The …