On the remarkable superconductivity of FeSe and its close cousins
Emergent electronic phenomena in iron-based superconductors have been at the forefront
of condensed matter physics for more than a decade. Much has been learned about the …
of condensed matter physics for more than a decade. Much has been learned about the …
Nematicity, magnetism and superconductivity in FeSe
Iron-based superconductors are well known for their complex interplay between structure,
magnetism and superconductivity. FeSe offers a particularly fascinating example. This …
magnetism and superconductivity. FeSe offers a particularly fascinating example. This …
Observation of topological superconductivity on the surface of an iron-based superconductor
Topological superconductors are predicted to host exotic Majorana states that obey non-
Abelian statistics and can be used to implement a topological quantum computer. Most of …
Abelian statistics and can be used to implement a topological quantum computer. Most of …
Field-induced superconducting phase of FeSe in the BCS-BEC cross-over
Fermi systems in the cross-over regime between weakly coupled Bardeen–Cooper–
Schrieffer (BCS) and strongly coupled Bose–Einstein-condensate (BEC) limits are among …
Schrieffer (BCS) and strongly coupled Bose–Einstein-condensate (BEC) limits are among …
Exotic superconducting states in FeSe-based materials
High-temperature superconductivity and a wide variety of exotic superconducting states
discovered in FeSe-based materials have been at the frontier of research on condensed …
discovered in FeSe-based materials have been at the frontier of research on condensed …
Using gap symmetry and structure to reveal the pairing mechanism in Fe-based superconductors
PJ Hirschfeld - Comptes Rendus Physique, 2016 - Elsevier
I review theoretical ideas and implications of experiments for the gap structure and symmetry
of the Fe-based superconductors. Unlike any other class of unconventional …
of the Fe-based superconductors. Unlike any other class of unconventional …
Anomalous Fermi surface in FeSe seen by Shubnikov–de Haas oscillation measurements
We have observed Shubnikov–de Haas oscillations in FeSe. The Fermi surface deviates
significantly from predictions of band-structure calculations and most likely consists of one …
significantly from predictions of band-structure calculations and most likely consists of one …
Tuning across the BCS-BEC crossover in the multiband superconductor Fe1+ySexTe1−x: An angle-resolved photoemission study
S Rinott, KB Chashka, A Ribak, EDL Rienks… - Science …, 2017 - science.org
The crossover from Bardeen-Cooper-Schrieffer (BCS) superconductivity to Bose-Einstein
condensation (BEC) is difficult to realize in quantum materials because, unlike in ultracold …
condensation (BEC) is difficult to realize in quantum materials because, unlike in ultracold …
Mechanism for fluctuating pair density wave
In weakly coupled BCS superconductors, only electrons within a tiny energy window around
the Fermi energy, EF, form Cooper pairs. This may not be the case in strong coupling …
the Fermi energy, EF, form Cooper pairs. This may not be the case in strong coupling …
Bose-Einstein condensation superconductivity induced by disappearance of the nematic state
T Hashimoto, Y Ota, A Tsuzuki, T Nagashima… - Science …, 2020 - science.org
The crossover from the superconductivity of the Bardeen-Cooper-Schrieffer (BCS) regime to
the Bose-Einstein condensation (BEC) regime holds a key to understanding the nature of …
the Bose-Einstein condensation (BEC) regime holds a key to understanding the nature of …