Unveiling the Kondo cloud: unitary renormalization-group study of the Kondo model
We analyze the single-channel Kondo model using the recently developed unitary
renormalization-group (URG) method and obtain a comprehensive understanding of the …
renormalization-group (URG) method and obtain a comprehensive understanding of the …
Superconductivity from repulsion in the doped 2D electronic Hubbard model: an entanglement perspective
A Mukherjee, S Lal - Journal of Physics: Condensed Matter, 2022 - iopscience.iop.org
We employ the momentum space entanglement renormalization group (MERG) scheme
developed in references (Mukherjee et al 2021 J. High Energy Phys. JHEP04 (2021) 148; …
developed in references (Mukherjee et al 2021 J. High Energy Phys. JHEP04 (2021) 148; …
Frustration shapes multi-channel Kondo physics: a star graph perspective
S Patra, A Mukherjee, A Mukherjee… - Journal of Physics …, 2023 - iopscience.iop.org
We study the overscreened multi-channel Kondo (MCK) model using the recently developed
unitary renormalisation group technique. Our results display the importance of ground state …
unitary renormalisation group technique. Our results display the importance of ground state …
Kondo frustration via charge fluctuations: a route to Mott localisation
A Mukherjee, NS Vidhyadhiraja… - New Journal of …, 2023 - iopscience.iop.org
We propose a minimal effective impurity model that captures the phenomenology of the Mott–
Hubbard metal–insulator transition of the half-filled Hubbard model on the Bethe lattice in …
Hubbard metal–insulator transition of the half-filled Hubbard model on the Bethe lattice in …
Universal entanglement signatures of quantum liquids as a guide to fermionic criticality
An outstanding challenge involves understanding the many-particle entanglement of liquid
states of quantum matter that arise in systems of interacting electrons. The Fermi liquid (FL) …
states of quantum matter that arise in systems of interacting electrons. The Fermi liquid (FL) …
Unveiling topological order through multipartite entanglement
It is well known that the topological entanglement entropy (S topo) of a topologically ordered
ground state in two spatial dimensions can be captured efficiently by measuring the tripartite …
ground state in two spatial dimensions can be captured efficiently by measuring the tripartite …