Quantum metrology with nonclassical states of atomic ensembles

L Pezze, A Smerzi, MK Oberthaler, R Schmied… - Reviews of Modern …, 2018‏ - APS
Quantum technologies exploit entanglement to revolutionize computing, measurements, and
communications. This has stimulated the research in different areas of physics to engineer …

Colloquium: Atomtronic circuits: From many-body physics to quantum technologies

L Amico, D Anderson, M Boshier, JP Brantut… - Reviews of Modern …, 2022‏ - APS
Atomtronics is an emerging field that aims to manipulate ultracold atom moving in matter-
wave circuits for fundamental studies in both quantum science and technological …

Enhanced metrology at the critical point of a many-body Rydberg atomic system

DS Ding, ZK Liu, BS Shi, GC Guo, K Mølmer… - Nature Physics, 2022‏ - nature.com
Interacting many-body systems display enhanced sensitivity close to critical transition points
due to diverging quantum fluctuations. This criticality-based enhancement has been …

[HTML][HTML] Entanglement-enhanced quantum metrology: from standard quantum limit to Heisenberg limit

J Huang, M Zhuang, C Lee - Applied Physics Reviews, 2024‏ - pubs.aip.org
Entanglement-enhanced quantum metrology explores the utilization of quantum
entanglement to enhance measurement precision. When particles in a probe are prepared …

Observation of the photon-blockade breakdown phase transition

JM Fink, A Dombi, A Vukics, A Wallraff, P Domokos - Physical Review X, 2017‏ - APS
Nonequilibrium phase transitions exist in damped-driven open quantum systems when the
continuous tuning of an external parameter leads to a transition between two robust steady …

Spectral kissing and its dynamical consequences in the squeeze-driven Kerr oscillator

J Chávez-Carlos, TLM Lezama, RG Cortiñas… - npj Quantum …, 2023‏ - nature.com
Transmon qubits are the predominant element in circuit-based quantum information
processing, such as existing quantum computers, due to their controllability and ease of …

Realizing discontinuous quantum phase transitions in a strongly correlated driven optical lattice

B Song, S Dutta, S Bhave, JC Yu, E Carter, N Cooper… - Nature Physics, 2022‏ - nature.com
Discontinuous (first-order) quantum phase transitions and the associated metastability play
central roles in diverse areas of physics, ranging from ferromagnetism to the false-vacuum …

Analog vacuum decay from vacuum initial conditions

AC Jenkins, J Braden, HV Peiris, A Pontzen… - Physical Review D, 2024‏ - APS
Ultracold atomic gases can undergo phase transitions that mimic relativistic vacuum decay,
allowing us to empirically test early Universe physics in tabletop experiments. We …

Coherently coupled mixtures of ultracold atomic gases

A Recati, S Stringari - Annual Review of Condensed Matter …, 2022‏ - annualreviews.org
This article summarizes some of the relevant features exhibited by binary mixtures of Bose–
Einstein condensates in the presence of coherent coupling at zero temperature. The …

Perspective on new implementations of atomtronic circuits

J Polo, WJ Chetcuti, EC Domanti, P Kitson… - Quantum Science …, 2024‏ - iopscience.iop.org
In this article, we provide perspectives for atomtronics circuits on quantum technology
platforms beyond simple bosonic or fermionic cold atom matter-wave currents. Specifically …