Unconventional high-Tc superconductivity in fullerides

Y Takabayashi, K Prassides - … Transactions of the …, 2016 - royalsocietypublishing.org
A3C60 molecular superconductors share a common electronic phase diagram with
unconventional high-temperature superconductors such as the cuprates: superconductivity …

Exotic s-wave superconductivity in alkali-doped fullerides

Y Nomura, S Sakai, M Capone… - Journal of Physics …, 2016 - iopscience.iop.org
Abstract Alkali-doped fullerides (${{A} _ {3}}{{\text {C}} _ {60}} $ with A= K, Rb, Cs) show a
surprising phase diagram, in which a high transition-temperature (${{T} _ {\text {c}}} $) s …

Polymorphism control of superconductivity and magnetism in Cs3C60 close to the Mott transition

AY Ganin, Y Takabayashi, P Jeglič, D Arčon… - Nature, 2010 - nature.com
The crystal structure of a solid controls the interactions between the electronically active
units and thus its electronic properties. In the high-temperature superconducting copper …

Unified understanding of superconductivity and Mott transition in alkali-doped fullerides from first principles

Y Nomura, S Sakai, M Capone, R Arita - Science advances, 2015 - science.org
Alkali-doped fullerides A 3C60 (A= K, Rb, Cs) are surprising materials where conventional
phonon-mediated superconductivity and unconventional Mott physics meet, leading to a …

Bypassing the lattice BCS–BEC crossover in strongly correlated superconductors through multiorbital physics

N Witt, Y Nomura, S Brener, R Arita… - npj Quantum …, 2024 - nature.com
Superconductivity emerges from the spatial coherence of a macroscopic condensate of
Cooper pairs. Increasingly strong binding and localization of electrons into these pairs …

Ab initio derivation of electronic low-energy models for C and aromatic compounds

Y Nomura, K Nakamura, R Arita - Physical Review B—Condensed Matter and …, 2012 - APS
We present a systematic study for understanding the relation between electronic correlation
and superconductivity in C 60 and aromatic compounds. We derived, from first principles …

Signatures of the Mott transition in the antiferromagnetic state of the two-dimensional Hubbard model

L Fratino, P Semon, M Charlebois, G Sordi… - Physical Review B, 2017 - APS
The properties of a phase with large correlation length can be strongly influenced by the
underlying normal phase. We illustrate this by studying the half-filled two-dimensional …

Enhancing superconductivity in fullerides

M Kim, Y Nomura, M Ferrero, P Seth, O Parcollet… - Physical Review B, 2016 - APS
Motivated by the recent experimental report of a possible light-induced superconductivity in
K 3 C 60 at high temperature [Mitrano, Nature 530, 451 (2016) NATUAS 0028-0836 …

Fulleride superconductivity tuned by elastic strain due to cation compositional disorder

HE Okur, RH Colman, Y Takabayashi, P Jeglič… - Chemical …, 2024 - pubs.rsc.org
Dynamical fluctuations of the elastic strain in strongly correlated systems are known to affect
the onset of metal-to-insulator or superconducting transitions. Here we report their effect on …

Dynamic Jahn–Teller effect in the parent insulating state of the molecular superconductor Cs3C60

G Klupp, P Matus, K Kamarás, AY Ganin… - Nature …, 2012 - nature.com
The'expanded fulleride'Cs3C60 is an antiferromagnetic insulator in its normal state and
becomes a molecular superconductor with T c as high as 38 K under pressure. There is …