Superconducting gap of heavily underdoped copper oxide superconductor (Bi,Pb)2Sr2(Ca,Y)Cu2O8+δ
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Electron Spectroscopy and Related Phenomena"
DOI: 10.1016/j.elspec.2017.01.007
Abstract: Abstract The heavily underdoped (Bi,Pb) 2 Sr 2 (Ca,Y)Cu 2 O 8+δ single crystals were successfully grown by conventional floating zone technique with a very slow growth rate of 0.20 mm/h. The superconducting gap of prepared… read more here.
Keywords: superconducting gap; heavily underdoped; gap heavily; underdoped copper ... See more keywords
Hard Superconducting Gap and Diffusion-Induced Superconductors in Ge–Si Nanowires
Sign Up to like & getrecommendations! Published in 2019 at "Nano Letters"
DOI: 10.1021/acs.nanolett.9b03438
Abstract: We show a hard superconducting gap in a Ge–Si nanowire Josephson transistor up to in-plane magnetic fields of 250 mT, an important step toward creating and detecting Majorana zero modes in this system. A hard… read more here.
Keywords: gap; diffusion; superconducting gap; hard superconducting ... See more keywords
Evidence of nematic order and nodal superconducting gap along [110] direction in RbFe2As2
Sign Up to like & getrecommendations! Published in 2019 at "Nature Communications"
DOI: 10.1038/s41467-019-08962-z
Abstract: Unconventional superconductivity often intertwines with various forms of order, such as the nematic order which breaks the rotational symmetry of the lattice. Here we report a scanning tunneling microscopy study on RbFe2As2, a heavily hole-doped… read more here.
Keywords: gap; order; superconducting gap; nematic order ... See more keywords
Proximity-induced superconducting gap in the quantum spin Hall edge state of monolayer WTe2
Sign Up to like & getrecommendations! Published in 2020 at "Nature Physics"
DOI: 10.1038/s41567-020-0816-x
Abstract: The quantum spin Hall (QSH) state was recently demonstrated in monolayers of the transition metal dichalcogenide 1T'-WTe$_2$ and is characterized by a band gap in the two-dimensional (2D) interior and helical one-dimensional (1D) edge states.… read more here.
Keywords: state; edge state; superconducting gap; edge ... See more keywords
Highly anisotropic superconducting gap near the nematic quantum critical point of FeSe1−xSx
Sign Up to like & getrecommendations! Published in 2024 at "Nature Physics"
DOI: 10.1038/s41567-024-02683-x
Abstract: Nematic phases, in which electrons in a solid spontaneously break rotational symmetry while preserving translational symmetry, exist in several families of unconventional superconductors. Superconductivity mediated by nematic fluctuations is well established theoretically, but it has… read more here.
Keywords: quantum critical; fese1 xsx; critical point; superconducting gap ... See more keywords
Superconductivity controlled by twist angle in monolayer NbSe2 on graphene
Sign Up to like & getrecommendations! Published in 2024 at "Nature Physics"
DOI: 10.1038/s41567-025-02828-6
Abstract: Superconductivity serves as a basis for non-trivial quantum phenomena and devices, but they often require artificial control of the superconducting gap. In real space, there are various ways to tailor the superconducting gap, such as… read more here.
Keywords: twist angle; superconducting gap; superconductivity; graphene ... See more keywords
Band-dependent superconducting gap in SrFe2(As0.65P0.35)2 studied by angle-resolved photoemission spectroscopy
Sign Up to like & getrecommendations! Published in 2019 at "Scientific Reports"
DOI: 10.1038/s41598-019-52887-y
Abstract: The isovalent-substituted iron pnictide compound SrFe2(As1−x P x )2 exhibits multiple evidence for nodal superconductivity via various experimental probes, such as the penetration depth, nuclear magnetic resonance and specific heat measurements. The direct identification of… read more here.
Keywords: gap; srfe2 as0; superconducting gap; as0 65p0 ... See more keywords
Quasiparticle effects in magnetic-field-resilient three-dimensional transmons
Sign Up to like & getrecommendations! Published in 2024 at "Physical Review Applied"
DOI: 10.1103/physrevapplied.22.044063
Abstract: Recent research shows that quasiparticle-induced decoherence of superconducting qubits depends on the superconducting-gap asymmetry originating from the different thicknesses of the top and bottom films in Al/AlO$_x$/Al junctions. Magnetic field is a key tuning knob… read more here.
Keywords: field; parity switching; field resilient; superconducting gap ... See more keywords
Impact of damping on the superconducting gap dynamics induced by intense terahertz pulses
Sign Up to like & getrecommendations! Published in 2019 at "Physical Review B"
DOI: 10.1103/physrevb.100.054504
Abstract: We investigate the interplay between gap oscillations and damping in the dynamics of superconductors taken out of equilibrium by strong optical pulses with sub-gap Terahertz frequencies. A semi-phenomenological formalism is developed to include the damping… read more here.
Keywords: gap; terahertz; superconducting gap; damping superconducting ... See more keywords
Probing the superconducting gap structure in the noncentrosymmetric topological superconductor ZrRuAs
Sign Up to like & getrecommendations! Published in 2021 at "Physical Review B"
DOI: 10.1103/physrevb.103.144516
Abstract: The superconducting gap structure of a topological crystalline insulator (TCI) candidate ZrRuAs ($T^{\rm on}_{\rm c}$ = 7.9(1) K) with a noncentrosymmetric crystal structure has been investigated using muon spin rotation/relaxation ($\mu$SR) measurements in transverse-field (TF)… read more here.
Keywords: gap; zrruas; superconducting gap; gap structure ... See more keywords
Unusual nodal behaviors of the superconducting gap in the iron-based superconductor Ba ( F e 0.65 R u 0.35 ) 2 A s 2 : Effects of spin-orbit coupling
Sign Up to like & getrecommendations! Published in 2017 at "Physical Review B"
DOI: 10.1103/physrevb.95.104504
Abstract: We have investigated the superconducting (SC) gap on hole Fermi surfaces (FSs) of optimally substituted $\mathrm{Ba}(\mathrm{F}{\mathrm{e}}_{0.65}\mathrm{R}{\mathrm{u}}_{0.35}{)}_{2}\mathrm{A}{\mathrm{s}}_{2}$ by angle-resolved photoemission spectroscopy (APRES) using bulk-sensitive 7 eV laser and synchrotron radiation. It was found that, whereas the… read more here.
Keywords: superconducting gap; orbit coupling; mathrm; spin orbit ... See more keywords