The future of quantum computing with superconducting qubits

S Bravyi, O Dial, JM Gambetta, D Gil… - Journal of Applied …, 2022 - pubs.aip.org
For the first time in history, we are seeing a branching point in computing paradigms with the
emergence of quantum processing units (QPUs). Extracting the full potential of computation …

Model-based cross-correlation search for gravitational waves from the low-mass X-ray binary Scorpius X-1 in LIGO O3 data

R Abbott, H Abe, F Acernese, K Ackley… - arxiv preprint arxiv …, 2022 - iopscience.iop.org
Rapidly rotating neutron stars (NSs) are primary targets for continuous gravitational-wave
(GW) searches with the current network of ground-based detectors, LIGO, Virgo, and …

The information content of jet quenching and machine learning assisted observable design

YS Lai, J Mulligan, M Płoskoń, F Ringer - Journal of High Energy Physics, 2022 - Springer
A bstract Jets produced in high-energy heavy-ion collisions are modified compared to those
in proton-proton collisions due to their interaction with the deconfined, strongly-coupled …

[HTML][HTML] Disentangling the sources of ionizing radiation in superconducting qubits

L Cardani, I Colantoni, A Cruciani… - The European Physical …, 2023 - Springer
Radioactivity was recently discovered as a source of decoherence and correlated errors for
the real-world implementation of superconducting quantum processors. In this work, we …

Effects of laser-annealing on fixed-frequency superconducting qubits

H Kim, C Jünger, A Morvan, ES Barnard… - Applied Physics …, 2022 - pubs.aip.org
As superconducting quantum processors increase in complexity, techniques to overcome
constraints on frequency crowding are needed. The recently developed method of laser …

Impact of unreliable devices on stability of quantum computations

S Dasgupta, T Humble - ACM Transactions on Quantum Computing, 2024 - dl.acm.org
Noisy intermediate-scale quantum (NISQ) devices are valuable platforms for testing the
tenets of quantum computing, but these devices are susceptible to errors arising from de …

Reliability of noisy quantum computing devices

S Dasgupta, TS Humble - arxiv preprint arxiv:2307.06833, 2023 - arxiv.org
Noisy intermediate-scale quantum (NISQ) devices are valuable platforms for testing the
tenets of quantum computing, but these devices are susceptible to errors arising from de …

Protocol for temperature sensing using a three-level transmon circuit

A Sultanov, M Kuzmanović, AV Lebedev… - Applied Physics …, 2021 - pubs.aip.org
We present a method for in situ temperature measurement of superconducting quantum
circuits, by using the first three levels of a transmon device to which we apply a sequence of …

Adaptive mitigation of time-varying quantum noise

S Dasgupta, TS Humble… - 2023 IEEE International …, 2023 - ieeexplore.ieee.org
Current quantum computers suffer from non-stationary noise channels with high error rates,
which undermines their reliability and reproducibility. We propose a Bayesian inference …

Intermodulation spectroscopy and the nonlinear response of two-level systems in superconducting coplanar waveguide resonators

J Biznárová, JC Hernández, D Forchheimer… - arxiv preprint arxiv …, 2024 - arxiv.org
Two-level system (TLS) loss is typically limiting the coherence of superconducting quantum
circuits. The loss induced by TLS defects is nonlinear, resulting in quality factors with a …