ARPES measurements of the superconducting gap of Fe-based superconductors and their implications to the pairing mechanism
P Richard, T Qian, H Ding - Journal of Physics: Condensed …, 2015 - iopscience.iop.org
Its direct momentum sensitivity confers to angle-resolved photoemission spectroscopy
(ARPES) a unique perspective in investigating the superconducting gap of multi-band …
(ARPES) a unique perspective in investigating the superconducting gap of multi-band …
Spin dynamics and orbital-antiphase pairing symmetry in iron-based superconductors
The symmetry of the wavefunction describing the Cooper pairs is one of the most
fundamental quantities in a superconductor, but for iron-based superconductors it has …
fundamental quantities in a superconductor, but for iron-based superconductors it has …
Spontaneous Gap Opening and Potential Excitonic States in an Ideal Dirac Semimetal
The opening of an energy gap in the electronic structure generally indicates the presence of
interactions. In materials with low carrier density and short screening length, long-range …
interactions. In materials with low carrier density and short screening length, long-range …
Crossband versus intraband pairing in superconductors: Signatures and consequences of the interplay
AA Vargas-Paredes, AA Shanenko, A Vagov… - Physical Review B, 2020 - APS
We analyze the paradigmatic competition between intraband and crossband Cooper-pair
formation in two-band superconductors, neglected in most works to date. We derive the …
formation in two-band superconductors, neglected in most works to date. We derive the …
Superconductivity and electronic fluctuations in studied by Raman scattering
Using polarization-resolved electronic Raman scattering we study underdoped, optimally
doped, and overdoped Ba 1− x K x Fe 2 As 2 samples in the normal and superconducting …
doped, and overdoped Ba 1− x K x Fe 2 As 2 samples in the normal and superconducting …
Revisiting orbital-fluctuation-mediated superconductivity in LiFeAs: Nontrivial spin-orbit interaction effects on the band structure and superconducting gap function
The precise gap structure in LiFeAs (T c= 18 K) given by ARPES studies offers significant
information that helps us understand the pairing mechanism in iron-based superconductors …
information that helps us understand the pairing mechanism in iron-based superconductors …
Momentum dependence of the superconducting gap and in-gap states in multiband superconductor
We use tunable laser-based angle-resolved photoemission spectroscopy to study the
electronic structure of the multiband superconductor MgB 2. These results form the baseline …
electronic structure of the multiband superconductor MgB 2. These results form the baseline …
Antiferroic electronic structure in the nonmagnetic superconducting state of the iron-based superconductors
A major problem in the field of high-transition temperature (T c) superconductivity is the
identification of the electronic instabilities near superconductivity. It is known that the iron …
identification of the electronic instabilities near superconductivity. It is known that the iron …
Genuine electronic structure and superconducting gap structure in (Ba0. 6K0. 4) Fe2As2 superconductor
The electronic structure and superconducting gap structure are prerequisites to establish
microscopic theories in understanding the superconductivity mechanism of iron-based …
microscopic theories in understanding the superconductivity mechanism of iron-based …
Determination of the superconducting order parameter from defect bound state quasiparticle interference
The superconducting order parameter is directly related to the pairing interaction, with the
amplitude determined by the interaction strength, while the phase reflects the spatial …
amplitude determined by the interaction strength, while the phase reflects the spatial …