Semiconductor spin qubits

G Burkard, TD Ladd, A Pan, JM Nichol, JR Petta - Reviews of Modern Physics, 2023‏ - APS
The spin degree of freedom of an electron or a nucleus is one of the most basic properties of
nature and functions as an excellent qubit, as it provides a natural two-level system that is …

Electronic transport and quantum phenomena in nanowires

G Badawy, EPAM Bakkers - Chemical reviews, 2024‏ - ACS Publications
Nanowires are natural one-dimensional channels and offer new opportunities for advanced
electronic quantum transport experiments. We review recent progress on the synthesis of …

Singlet and triplet Cooper pair splitting in hybrid superconducting nanowires

G Wang, T Dvir, GP Mazur, CX Liu, N van Loo… - Nature, 2022‏ - nature.com
In most naturally occurring superconductors, electrons with opposite spins form Cooper
pairs. This includes both conventional s-wave superconductors such as aluminium, as well …

Anisotropic exchange interaction of two hole-spin qubits

S Geyer, B Hetényi, S Bosco, LC Camenzind, RS Eggli… - Nature Physics, 2024‏ - nature.com
Semiconductor spin qubits offer the potential to employ industrial transistor technology to
produce large-scale quantum computers. Silicon hole spin qubits benefit from fast all …

New directions in the pursuit of Majorana fermions in solid state systems

J Alicea - Reports on progress in physics, 2012‏ - iopscience.iop.org
The 1937 theoretical discovery of Majorana fermions—whose defining property is that they
are their own anti-particles—has since impacted diverse problems ranging from neutrino …

Non-Majorana states yield nearly quantized conductance in proximatized nanowires

P Yu, J Chen, M Gomanko, G Badawy, E Bakkers… - Nature Physics, 2021‏ - nature.com
Semiconductor nanowires with proximity-induced superconductivity are leading contenders
for manifesting Majorana fermions in condensed matter,,,–. However, unambiguous …

Signatures of Majorana fermions in hybrid superconductor-semiconductor nanowire devices

V Mourik, K Zuo, SM Frolov, SR Plissard… - Science, 2012‏ - science.org
Majorana fermions are particles identical to their own antiparticles. They have been
theoretically predicted to exist in topological superconductors. Here, we report electrical …

Superconductor-nanowire devices from tunneling to the multichannel regime: Zero-bias oscillations and magnetoconductance crossover

HOH Churchill, V Fatemi, K Grove-Rasmussen… - Physical Review B …, 2013‏ - APS
We present transport measurements in superconductor-nanowire devices with a gated
constriction forming a quantum point contact. Zero-bias features in tunneling spectroscopy …

Spin-injection spectroscopy of a spin-orbit coupled Fermi gas

LW Cheuk, AT Sommer, Z Hadzibabic, T Yefsah… - Physical Review Letters, 2012‏ - APS
The coupling of the spin of electrons to their motional state lies at the heart of recently
discovered topological phases of matter. Here we create and detect spin-orbit coupling in an …

Spin-orbit coupling, quantum dots, and qubits in monolayer transition metal dichalcogenides

A Kormányos, V Zólyomi, ND Drummond, G Burkard - Physical Review X, 2014‏ - APS
We derive an effective Hamiltonian that describes the dynamics of electrons in the
conduction band of monolayer transition metal dichalcogenides (TMDC) in the presence of …