Engineered platforms for topological superconductivity and Majorana zero modes
K Flensberg, F von Oppen, A Stern - Nature Reviews Materials, 2021 - nature.com
Among the major avenues that are being pursued for realizing quantum bits, the Majorana-
based approach has been the most recent to be launched. It attempts to realize qubits that …
based approach has been the most recent to be launched. It attempts to realize qubits that …
Coherent manipulation of Andreev states in superconducting atomic contacts
Coherent control of quantum states has been demonstrated in a variety of superconducting
devices. In all of these devices, the variables that are manipulated are collective …
devices. In all of these devices, the variables that are manipulated are collective …
Phase-engineering the Andreev band structure of a three-terminal Josephson junction
In hybrid Josephson junctions with three or more superconducting terminals coupled to a
semiconducting region, Andreev bound states may form unconventional energy band …
semiconducting region, Andreev bound states may form unconventional energy band …
Demonstration of the nonlocal Josephson effect in Andreev molecules
We perform switching current measurements of planar Josephson junctions (JJs) coupled by
a common superconducting electrode with independent control over the two …
a common superconducting electrode with independent control over the two …
Spin-orbit splitting of Andreev states revealed by microwave spectroscopy
We perform microwave spectroscopy of Andreev states in superconducting weak links
tailored in an InAs-Al (core-full shell) epitaxially grown nanowire. The spectra present …
tailored in an InAs-Al (core-full shell) epitaxially grown nanowire. The spectra present …
SNS junctions in nanowires with spin-orbit coupling: Role of confinement and helicity on the subgap spectrum
We study normal transport and the subgap spectrum of superconductor-normal-
superconductor (SNS) junctions made of semiconducting nanowires with strong Rashba …
superconductor (SNS) junctions made of semiconducting nanowires with strong Rashba …
Weyl josephson circuits
We introduce Weyl Josephson circuits: small Josephson junction circuits that simulate Weyl
band structures. We first formulate a general approach to design circuits that are analogous …
band structures. We first formulate a general approach to design circuits that are analogous …
Relating Andreev bound states and supercurrents in hybrid Josephson junctions
We demonstrate concomitant measurement of phase-dependent critical current and
Andreev bound state spectrum in a highly transmissive InAs Josephson junction embedded …
Andreev bound state spectrum in a highly transmissive InAs Josephson junction embedded …
Bolometric detection of Josephson radiation
B Karimi, GO Steffensen, AP Higginbotham… - Nature …, 2024 - nature.com
One of the most promising approaches towards large-scale quantum computation uses
devices based on many Josephson junctions. Yet, even today, open questions regarding the …
devices based on many Josephson junctions. Yet, even today, open questions regarding the …
Tunnelling spectroscopy of Andreev states in graphene
A normal conductor placed in good contact with a superconductor can inherit its remarkable
electronic properties,. This proximity effect microscopically originates from the formation in …
electronic properties,. This proximity effect microscopically originates from the formation in …