22 citations · 89 across the 8 of their papers we have counts for
8 papers
The Role of Intra- and Inter-site exchange correlations in the Extended Falicov-Kimball Model on a Triangular Lattice
Sant Kumar, Umesh K. Yadav, T. Maitra +1
Ground state magnetic properties of the spin-dependent Falicov-Kimball model (FKM) are studied by incorporating the intrasite exchange correlation J (between itinerant - and loc…
Metal-Insulator Transition and Band Magnetism in the Spin- Falicov-Kimball Model on A Triangular Lattice with External Magnetic Field
Umesh K. Yadav
Ground state properties of the spin Falicov-Kimball model on a triangular lattice in the presence of uniform external magnetic field are explored. Both the orbital and the Ze…
Orbital Magnetic Field Driven Metal-Insulator Transition in Spinless Extended Falicov-Kimball Model on A Triangular Lattice
Umesh K. Yadav
Ground state properties of spinless, extended Falicov-Kimball model (FKM) on a finite size triangular lattice with orbital magnetic field normal to the lattice are studied using nu…
Study of ground state phases for spin-1/2 Falicov-Kimball model on a triangular lattice
Sant Kumar, Umesh K. Yadav, T. Maitra +1
The spin-dependent Falicov-Kimball model (FKM) is studied on a triangular lattice using numerical diagonalization technique and Monte-Carlo simulation algorithm. Magnetic propertie…
Phase transitions in a spinless, extended Falicov-Kimball model on the triangular lattice
Umesh K. Yadav, T. Maitra, Ishwar Singh
A numerical diagonalization technique with canonical Monte-Carlo simulation algorithm is used to study the phase transitions from low temperature (ordered) phase to high temperatur…
Thermodynamic studies of the two dimensional Falicov-Kimball model on a triangular lattice
Umesh K. Yadav, T. Maitra, Ishwar Singh
Thermodynamic properties of the spinless Falicov-Kimball model are studied on a triangular lattice using numerical diagonalization technique with Monte-Carlo simulation algorithm.…
An extended Falicov-Kimball model on a triangular lattice
Umesh K. Yadav, T. Maitra, Ishwar Singh +1
The combined effect of frustration and correlation in electrons is a matter of considerable interest of late. In this context a Falicov-Kimball model on a triangular lattice with t…
Ground state phase diagram of a spinless, extended Falicov-Kimball model on the triangular lattice
Umesh K. Yadav, T. Maitra, Ishwar Singh +1
Correlated systems with hexagonal layered structures have come to fore with renewed interest in Cobaltates, transition-metal dichalcogenides and GdI2. While superconductivity, unus…