29 citations · 189 across the 28 of their papers we have counts for
29 papers
Magnetic Phase Diagram and Skyrmions of the Hubbard Model on the Beta-Mn Type Lattice
Yoshiro Kakehashi
Magnetic phase diagram for the Hubbard model on the Beta-Mn type lattice has been calculated as a function of the Coulomb interaction energy parameter U and the electron number per…
Momentum-Dependent Local Ansatz Approach to the Quasiparticle States
Yoshiro Kakehashi
Momentum-dependent local ansatz (MLA) wavefunction approach to correlated electrons in solids has been extended to the quasiparticle excited states on the basis of the Fermi liquid…
Correlated Electrons and Mass Enhancement on the Beta-Mn Type Lattice
Yoshiro Kakehashi
Electronic structure and electron correlations of the Hubbard model on the Beta-Mn lattice have been investigated on the basis of the momentum dependent local ansatz wavefunction m…
Momentum-Dependent Local Ansatz Approach to the Metallic Ferromagnetism
Yoshiro Kakehashi
The first principles momentum dependent local ansatz wavefunction method (MLA) has been extended to the ferromagnetic state by introducing spin-dependent variational parameters. Th…
Analytic Property of Vortex-Type Spin Structures in Itinerant Electron System with Inversion Symmetry
Yoshiro Kakehashi
Analytic properties of the multiple spin density waves showing vortex structures, which have recently been found in the fcc Hubbard model using the generalized Hartree-Fock (GHF) a…
Numerical Study of Multiple Helical Spin Density Waves and Vortex Spin Structures in Itinerant Electron System
Yoshiro Kakehashi
Multiple spin density waves and related vortex-type magnetic structures in the itinerant electron system with inversion symmetry have been investigated on the basis of the Hubbard…