Nonadiabatic landau–zener–stückelberg–majorana transitions, dynamics, and interference

V Ivakhnenko, SN Shevchenko, F Nori - Physics Reports, 2023 - Elsevier
Since the pioneering works by Landau, Zener, Stückelberg, and Majorana (LZSM), it has
been known that driving a quantum two-level system results in tunneling between its states …

Distinctive characteristics of carrier-phonon interactions in optically driven semiconductor quantum dots

DE Reiter, T Kuhn, VM Axt - Advances in Physics: X, 2019 - Taylor & Francis
We review distinct features arising from the unique nature of the carrier-phonon coupling in
self-assembled semiconductor quantum dots. Because of the discrete electronic energy …

Highly indistinguishable and strongly entangled photons from symmetric GaAs quantum dots

D Huber, M Reindl, Y Huo, H Huang… - Nature …, 2017 - nature.com
The development of scalable sources of non-classical light is fundamental to unlocking the
technological potential of quantum photonics. Semiconductor quantum dots are emerging as …

Resonant driving of a single photon emitter embedded in a mechanical oscillator

M Munsch, AV Kuhlmann, D Cadeddu… - Nature …, 2017 - nature.com
Coupling a microscopic mechanical resonator to a nanoscale quantum system enables
control of the mechanical resonator via the quantum system and vice-versa. The coupling is …

Role of the electron spin in determining the coherence of the nuclear spins in a quantum dot

G Wüst, M Munsch, F Maier, AV Kuhlmann… - Nature …, 2016 - nature.com
A huge effort is underway to develop semiconductor nanostructures as low-noise qubits. A
key source of dephasing for an electron spin qubit in GaAs and in naturally occurring Si is …

Systematic magnus-based approach for suppressing leakage and nonadiabatic errors in quantum dynamics

H Ribeiro, A Baksic, AA Clerk - Physical Review X, 2017 - APS
We present a systematic, perturbative method for correcting quantum gates to suppress
errors that take the target system out of a chosen subspace. Our method addresses the …

Coherence transfer by passage pulses in electron paramagnetic resonance spectroscopy

G Jeschke, S Pribitzer, A Doll - The Journal of Physical Chemistry …, 2015 - ACS Publications
Linear passage pulses provide a simple approach to ultra-wideband electron paramagnetic
resonance (EPR) spectroscopy. We show by numerical simulations that the efficiency of …

Unveiling the 3D Morphology of Epitaxial GaAs/AlGaAs Quantum Dots

Y Zhang, L Grünewald, X Cao, D Abdelbarey… - Nano Letters, 2024 - ACS Publications
Strain-free GaAs/AlGaAs semiconductor quantum dots (QDs) grown by droplet etching and
nanohole infilling (DENI) are highly promising candidates for the on-demand generation of …

Is Wave Function Collapse Necessary? Explaining Quantum Nondemolition Measurement of a Spin Qubit within Linear Evolution

HE Dyte, G Gillard, S Manna, SF Covre da Silva… - Physical Review Letters, 2024 - APS
The measurement problem dates back to the dawn of quantum mechanics. Here, we
measure a quantum dot electron spin qubit through off-resonant coupling with a highly …

Quadrupolar and anisotropy effects on dephasing in two-electron spin qubits in GaAs

T Botzem, RPG McNeil, JM Mol, D Schuh… - Nature …, 2016 - nature.com
Understanding the decoherence of electron spins in semiconductors due to their interaction
with nuclear spins is of fundamental interest as they realize the central spin model and of …