Emergent mystery in the Kondo insulator samarium hexaboride
Samarium hexaboride (SmB6) is an example of a Kondo insulator, in which strong electron
correlations cause a band gap to open. SmB6 hosts both a bulk insulating state and a …
correlations cause a band gap to open. SmB6 hosts both a bulk insulating state and a …
Proximity-induced surface superconductivity in Dirac semimetal Cd3As2
Cd3As2 is a three-dimensional Dirac semimetal with separated Dirac points in momentum
space. In spite of extensive transport and spectroscopic studies on its exotic properties, the …
space. In spite of extensive transport and spectroscopic studies on its exotic properties, the …
Magnetoelectrics in disordered topological insulator Josephson junctions
IV Bobkova, AM Bobkov, AA Zyuzin, M Alidoust - Physical Review B, 2016 - APS
We study theoretically the coupling of electric charge and spin polarization in an equilibrium
and nonequilibrium electric transport across a two-dimensional Josephson configuration …
and nonequilibrium electric transport across a two-dimensional Josephson configuration …
Perfect Andreev reflection due to the Klein paradox in a topological superconducting state
In 1928, Dirac proposed a wave equation to describe relativistic electrons. Shortly
afterwards, Klein solved a simple potential step problem for the Dirac equation and …
afterwards, Klein solved a simple potential step problem for the Dirac equation and …
Heavy fermion thin films: progress and prospects
S Chatterjee - Electronic Structure, 2021 - iopscience.iop.org
Heavy fermion compounds are a remarkable class of inter-metallic systems, where the
presence of several competing interactions leads to the emergence of a plethora of exotic …
presence of several competing interactions leads to the emergence of a plethora of exotic …
Josephson current mediated by ballistic topological states in Bi2Te2.3Se0.7 single nanocrystals
Superconducting proximity devices using low-dimensional semiconducting elements enable
a ballistic regime in the proximity transport. The use of topological insulators in such devices …
a ballistic regime in the proximity transport. The use of topological insulators in such devices …
Comprehensive surface magnetotransport study of
After the theoretical prediction that SmB 6 is a topological Kondo insulator, there has been
an explosion of studies on the SmB 6 surface. However, there is not yet an agreement on …
an explosion of studies on the SmB 6 surface. However, there is not yet an agreement on …
Bulk and surface properties of SmB6
PFS Rosa, Z Fisk - Rare-Earth Borides, 2021 - taylorfrancis.com
Samarium hexaboride crystallizes in a simple cubic structure (space group# 221, Pm3̄m),
but its properties are far from being straightforward. Initially classified as a Kondo insulator …
but its properties are far from being straightforward. Initially classified as a Kondo insulator …
Nontrivial Nature and Penetration Depth of Topological Surface States in Thin Films
The nontrivial feature and penetration depth of the topological surface states (TSS) in SmB 6
were studied via spin pumping. The experiments used SmB 6 thin films grown on the bulk …
were studied via spin pumping. The experiments used SmB 6 thin films grown on the bulk …
Systematic manipulation of the surface conductivity of
MVA Crivillero, M König, JC Souza, PG Pagliuso… - Physical Review …, 2021 - APS
We show that the resistivity plateau of SmB 6 at low temperature, typically taken as a
hallmark of its conducting surface state, can systematically be influenced by different surface …
hallmark of its conducting surface state, can systematically be influenced by different surface …