Time-reversal-invariant topological superconductivity in one and two dimensions
A topological superconductor is characterized by having a pairing gap in the bulk and
gapless self-hermitian Majorana modes at its boundary. In one dimension, these are zero …
gapless self-hermitian Majorana modes at its boundary. In one dimension, these are zero …
The Anderson–Josephson quantum dot—a theory perspective
V Meden - Journal of Physics: Condensed Matter, 2019 - iopscience.iop.org
Recent progress in nanoscale manufacturing has allowed to experimentally investigate
quantum dots coupled to two superconducting leads in controlled and tunable setups. The …
quantum dots coupled to two superconducting leads in controlled and tunable setups. The …
Singlet-doublet transitions of a quantum dot Josephson junction detected in a transmon circuit
We realize a hybrid superconductor-semiconductor transmon device in which the
Josephson effect is controlled by a gate-defined quantum dot in an In As-Al nanowire …
Josephson effect is controlled by a gate-defined quantum dot in an In As-Al nanowire …
Andreev bound states in supercurrent-carrying carbon nanotubes revealed
Carbon nanotubes (CNTs) are not intrinsically superconducting but they can carry a
supercurrent when connected to superconducting electrodes,,,. This supercurrent is mainly …
supercurrent when connected to superconducting electrodes,,,. This supercurrent is mainly …
Spectroscopy of spin-split Andreev levels in a quantum dot with superconducting leads
We use a hybrid superconductor-semiconductor transmon device to perform spectroscopy of
a quantum dot Josephson junction tuned to be in a spin-1/2 ground state with an unpaired …
a quantum dot Josephson junction tuned to be in a spin-1/2 ground state with an unpaired …
Tunneling spectroscopy of quasiparticle bound states in a spinful Josephson junction
W Chang, VE Manucharyan, TS Jespersen, J Nygård… - Physical review …, 2013 - APS
The spectrum of a segment of InAs nanowire, confined between two superconducting leads,
was measured as function of gate voltage and superconducting phase difference using a …
was measured as function of gate voltage and superconducting phase difference using a …
Signatures of interactions in the Andreev spectrum of nanowire Josephson junctions
We performed microwave spectroscopy of an InAs nanowire between superconducting
contacts implementing a finite-length, multichannel Josephson weak link. Certain features in …
contacts implementing a finite-length, multichannel Josephson weak link. Certain features in …
Superfluid signatures in a dissipative quantum point contact
We measure superfluid transport of strongly interacting fermionic lithium atoms through a
quantum point contact with local, spin-dependent particle loss. We observe that the …
quantum point contact with local, spin-dependent particle loss. We observe that the …
Nonsinusoidal current-phase relations in semiconductor–superconductor–ferromagnetic insulator devices
Coherent tunneling processes of multiple Cooper pairs across a Josephson junction give
rise to high harmonics in the current phase relation. In this work, we propose and study …
rise to high harmonics in the current phase relation. In this work, we propose and study …
Shiba states and zero-bias anomalies in the hybrid normal-superconductor Anderson model
Hybrid semiconductor-superconductor systems are interesting melting pots where various
fundamental effects in condensed-matter physics coexist. For example, when a quantum dot …
fundamental effects in condensed-matter physics coexist. For example, when a quantum dot …