Molecular quantum materials: electronic phases and charge dynamics in two-dimensional organic solids

M Dressel, S Tomić - Advances in physics, 2020 - Taylor & Francis
This review provides a perspective on recent developments and their implications for our
understanding of novel quantum phenomena in the physics of two-dimensional organic …

Ingredients for Generalized Models of κ-Phase Organic Charge-Transfer Salts: A Review

K Riedl, E Gati, R Valentí - Crystals, 2022 - mdpi.com
The families of organic charge-transfer salts κ-(BEDT-TTF) 2 X and κ-(BETS) 2 X, where
BEDT-TTF and BETS stand for the organic donor molecules C 10 H 8 S 8 and C 10 H 8 S 4 …

Anderson localization in the Anderson–Hubbard model with site-dependent interactions

THY Nguyen, DA Le, AT Hoang - New Journal of Physics, 2022 - iopscience.iop.org
We consider Anderson localization in the half-filled Anderson–Hubbard model in the
presence of either random on-site interactions or spatially alternating interactions in the …

Disorder unveils Mott quantum criticality behind a first-order transition in the quasi-two-dimensional organic conductor

M Urai, T Furukawa, Y Seki, K Miyagawa, T Sasaki… - Physical Review B, 2019 - APS
We show the significant impact of weak disorder on the Mott transition by investigating
electronic transport in a systematically x-ray-irradiated layered organic conductor under …

Non-fermi liquid behavior and continuously tunable resistivity exponents in the Anderson-Hubbard model at finite temperature

ND Patel, A Mukherjee, N Kaushal, A Moreo… - Physical Review Letters, 2017 - APS
We employ a recently developed computational many-body technique to study for the first
time the half-filled Anderson-Hubbard model at finite temperature and arbitrary correlation U …

Effects of Disorder on the Pressure-Induced Mott Transition in κ-(BEDT-TTF)2Cu[N(CN)2]Cl

E Gati, U Tutsch, A Naji, M Garst, S Köhler, H Schubert… - Crystals, 2018 - mdpi.com
We present a study of the influence of disorder on the Mott metal-insulator transition for the
organic charge-transfer salt κ-(BEDT-TTF) 2 Cu [N (CN) 2] Cl. To this end, disorder was …

Fingerprints of spin-orbital polarons and of their disorder in the photoemission spectra of doped Mott insulators with orbital degeneracy

A Avella, AM Oleś, P Horsch - Physical Review B, 2018 - APS
We explore the effects of disordered charged defects on the electronic excitations observed
in the photoemission spectra of doped transition metal oxides in the Mott insulating regime …

Anderson localization effects on the doped Hubbard model

N Giovanni, M Civelli, MCO Aguiar - Physical Review B, 2021 - APS
We derive the disorder vs doping phase diagram of the doped Hubbard model via
dynamical mean-field theory combined with typical medium theory, which allows the …

Disorder-induced crossover of Mott insulator to weak Anderson localized regime in an argon-irradiated film

RS Bisht, S Chatterjee, S Raha, A Singha, D Kabiraj… - Physical Review B, 2022 - APS
We show that an introduction of disorder in a controlled way using 1 MeV argon (Ar) ion
irradiation, suppresses the correlation driven metal-insulator transition (MIT) in Nd Ni O 3 …

Local integrals of motion in the two-site Anderson-Hubbard model

R Wortis, MP Kennett - Journal of Physics: Condensed Matter, 2017 - iopscience.iop.org
It has been proposed that the states of fully many-body localized systems can be described
in terms of conserved local pseudospins. Due to the multitude of ways to define these, the …