When superconductivity crosses over: From BCS to BEC

Q Chen, Z Wang, R Boyack, S Yang, K Levin - Reviews of Modern Physics, 2024 - APS
New developments in superconductivity, particularly through unexpected and often
surprising forms of superconducting materials, continue to excite the community and …

Competition of superconductivity and charge density waves in cuprates: Recent evidence and interpretation

AM Gabovich, AI Voitenko, T Ekino… - … in Condensed Matter …, 2010 - Wiley Online Library
Explicit and implicit experimental evidence for charge density wave (CDW) presence in high‐
Tc superconducting oxides is analyzed. The theory of CDW superconductors is presented. It …

Fractionalized pair density wave in the pseudogap phase of cuprate superconductors

D Chakraborty, M Grandadam, MH Hamidian… - Physical Review B, 2019 - APS
The mysterious pseudogap (PG) phase of cuprate superconductors has been the subject of
intense investigation over the last 30 years, but without a clear agreement about its origin …

Relation between the nodal and antinodal gap and critical temperature in superconducting Bi2212

H Anzai, A Ino, M Arita, H Namatame… - Nature …, 2013 - nature.com
An energy gap is, in principle, a dominant parameter in superconductivity. However, this
view has been challenged for the case of high-T c cuprates, because anisotropic evolution …

Equation of state of neutron star matter, and the nuclear symmetry energy

DT Loan, NH Tan, DT Khoa, J Margueron - Physical Review C—Nuclear …, 2011 - APS
The nuclear mean-field potentials obtained in the Hartree-Fock method with different
choices of the in-medium nucleon-nucleon (NN) interaction have been used to study the …

Effect of the pseudogap on suppressing high energy inelastic neutron scattering in superconducting

C Stock, RA Cowley, WJL Buyers, CD Frost… - Physical Review B …, 2010 - APS
We have measured the spin fluctuations in the YBa 2 Cu 3 O 6.5 (YBCO 6.5, T c= 59 K)
superconductor at high-energy transfers above∼ 100 meV. Within experimental error, the …

Continuous doping of a cuprate surface: Insights from in situ angle-resolved photoemission

YG Zhong, JY Guan, X Shi, J Zhao, ZC Rao, CY Tang… - Physical Review B, 2018 - APS
We report a technique of a continuously doped surface of Bi 2 Sr 2 CaCu 2 O 8+ x through
ozone/vacuum annealing and a systematic measurement over the nearly whole …

Fractionalizing a local pair density wave: a good “recipe” for opening a pseudo-gap

M Grandadam, D Chakraborty, C Pépin - Journal of Superconductivity and …, 2020 - Springer
We give a concise version of a recently proposed concept of fractionalization of an order
parameter, thus generating a constraint through a fictitious gauge field (Chakraborty et al …

Extended Hartree-Fock study of the single-particle potential: The nuclear symmetry energy, nucleon effective mass, and folding model of the nucleon optical potential

DT Loan, BM Loc, DT Khoa - Physical Review C, 2015 - APS
The nucleon mean-field potential has been thoroughly investigated in an extended Hartree-
Fock (HF) calculation of nuclear matter (NM) using the CDM3Y3 and CDM3Y6 density …

Fluctuations and the Higgs mechanism in underdoped cuprates

C Pépin, D Chakraborty, M Grandadam… - Annual Review of …, 2020 - annualreviews.org
The physics of the pseudogap phase of high-temperature cuprate superconductors has
been an enduring mystery over the past 30 years. The ubiquitous presence of the …