Nonequilibrium boundary-driven quantum systems: Models, methods, and properties

GT Landi, D Poletti, G Schaller - Reviews of Modern Physics, 2022 - APS
Recent years have seen tremendous progress in the theoretical understanding of quantum
systems driven dissipatively by coupling to different baths at their edges. This was possible …

Current fluctuations in open quantum systems: Bridging the gap between quantum continuous measurements and full counting statistics

GT Landi, MJ Kewming, MT Mitchison, PP Potts - PRX Quantum, 2024 - APS
Continuously measured quantum systems are characterized by an output current, in the form
of a stochastic and correlated time series, which conveys crucial information about the …

Pushing the limits in real-time measurements of quantum dynamics

E Kleinherbers, P Stegmann, A Kurzmann, M Geller… - Physical Review Letters, 2022 - APS
Time-resolved studies of quantum systems are the key to understanding quantum dynamics
at its core. The real-time measurement of individual quantum numbers as they switch …

Newton series expansion of bosonic operator functions

J König, F Hucht - SciPost Physics, 2021 - scipost.org
We show how series expansions of functions of bosonic number operators are naturally
derived from finite-difference calculus. The scheme employs Newton series rather than …

Wafer-scale epitaxial modulation of quantum dot density

N Bart, C Dangel, P Zajac, N Spitzer, J Ritzmann… - Nature …, 2022 - nature.com
Precise control of the properties of semiconductor quantum dots (QDs) is vital for creating
novel devices for quantum photonics and advanced opto-electronics. Suitable low QD …

Hierarchical quantum master equation approach to current fluctuations in nonequilibrium charge transport through nanosystems

C Schinabeck, M Thoss - Physical Review B, 2020 - APS
We present a hierarchical quantum master equation (HQME) approach, which allows the
numerically exact evaluation of higher-order current cumulants in the framework of full …

Semiconductor membranes for electrostatic exciton trap** in optically addressable quantum transport devices

T Descamps, F Liu, S Kindel, R Otten, T Hangleiter… - Physical Review …, 2023 - APS
Combining the capabilities of gate-defined quantum transport devices in Ga As-based
heterostructures and of optically addressed self-assembled quantum dots could open up …

Nonlocality of Majorana bound states revealed by electron waiting times in a topological Andreev interferometer

P Dutta, J Cayao, AM Black-Schaffer, P Burset - Physical Review Research, 2024 - APS
The analysis of waiting times of electron transfers has recently become experimentally
accessible owing to advances in noninvasive probes working in the short-time regime. We …

Unraveling the topology of dissipative quantum systems

C Gneiting, A Koottandavida, AV Rozhkov, F Nori - Physical Review Research, 2022 - APS
We discuss topology in dissipative quantum systems from the perspective of quantum
trajectories. The latter emerge in the unraveling of Markovian quantum master equations …

Quantum fluctuation theorem under quantum jumps with continuous measurement and feedback

T Yada, N Yoshioka, T Sagawa - Physical Review Letters, 2022 - APS
While the fluctuation theorem in classical systems has been thoroughly generalized under
various feedback control setups, an intriguing situation in quantum systems, namely under …