Band Filling and Interband Scattering Effects in : Carbon versus Aluminum Do**
We argue, based on band structure calculations and the Eliashberg theory, that the
observed decrease of T c of Al and C doped M g B 2 samples can be understood mainly in …
observed decrease of T c of Al and C doped M g B 2 samples can be understood mainly in …
Resonant and crossover phenomena in a multiband superconductor: Tuning the chemical potential near a band edge
Resonances in the superconducting properties, in a regime of crossover from BCS to mixed
Bose-Fermi superconductivity, are investigated in a two-band superconductor where the …
Bose-Fermi superconductivity, are investigated in a two-band superconductor where the …
Directional point-contact Andreev-reflection spectroscopy of Fe-based superconductors: Fermi surface topology, gap symmetry, and electron–boson interaction
Point-contact Andreev-reflection spectroscopy (PCAR) has proven to be one of the most
powerful tools in the investigation of superconductors, where it provides information on the …
powerful tools in the investigation of superconductors, where it provides information on the …
Breakdown of the Migdal approximation at Lifshitz transitions with giant zero-point motion in the H3S superconductor
While 203 K high temperature superconductivity in H3S has been interpreted by BCS theory
in the dirty limit here we focus on the effects of hydrogen zero-point-motion and the …
in the dirty limit here we focus on the effects of hydrogen zero-point-motion and the …
Properties of the superconducting state in a two-band model
Eliashberg theory is used to investigate the range of thermodynamic properties possible
within a two-band model for s-wave superconductivity and to identify signatures of its two …
within a two-band model for s-wave superconductivity and to identify signatures of its two …
Current progress in the theoretical understanding of MgB2
J Kortus - Physica C: Superconductivity, 2007 - Elsevier
This review is devoted to the current theoretical understanding of MgB2, mainly focusing of
the effect of impurities and do** on the physical properties of the material. We compare …
the effect of impurities and do** on the physical properties of the material. We compare …
Lifshitz transitions and zero point lattice fluctuations in sulfur hydride showing near room temperature superconductivity
Emerets's experiments on pressurized sulfur hydride have shown that H3S metal has the
highest known superconducting critical temperature Tc= 203 K. The Emerets data show …
highest known superconducting critical temperature Tc= 203 K. The Emerets data show …
Al substitution in crystals: Influence on superconducting and structural properties
Single crystals of Mg 1− x Al x B 2 have been grown at a pressure of 30 kbar using the cubic
anvil technique. Precipitation free crystals with x< 0.1 were obtained as a result of the …
anvil technique. Precipitation free crystals with x< 0.1 were obtained as a result of the …
Spin–orbit coupling controlling the superconducting dome of artificial superlattices of quantum wells
While it is known that a resonant amplification of T c in two-gap superconductors can be
driven by using the Fano–Feshbach resonance tuning the chemical potential near a Lifshitz …
driven by using the Fano–Feshbach resonance tuning the chemical potential near a Lifshitz …
Feshbach shape resonance in multiband superconductivity in heterostructures
We report experimental data showing the Feshbach shape resonance in the electron doped
MgB 2 where the chemical potential is tuned by Al, Sc, and C substitutions. The scaling of …
MgB 2 where the chemical potential is tuned by Al, Sc, and C substitutions. The scaling of …