Roadmap on Atomtronics: State of the art and perspective

L Amico, M Boshier, G Birkl, A Minguzzi… - AVS Quantum …, 2021 - pubs.aip.org
Atomtronics deals with matter-wave circuits of ultracold atoms manipulated through
magnetic or laser-generated guides with different shapes and intensities. In this way, new …

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 …

Quantized supercurrent decay in an annular Bose-Einstein condensate

S Moulder, S Beattie, RP Smith, N Tammuz… - Physical Review A …, 2012 - APS
We study the metastability and decay of multiply charged superflow in a ring-shaped atomic
Bose-Einstein condensate. Supercurrent corresponding to a giant vortex with topological …

Persistent currents in spinor condensates

S Beattie, S Moulder, RJ Fletcher, Z Hadzibabic - Physical review letters, 2013 - APS
We create and study persistent currents in a toroidal two-component Bose gas, consisting of
Rb 87 atoms in two different spin states. For a large spin-population imbalance we observe …

[HTML][HTML] Energy estimates and symmetry breaking in attractive Bose–Einstein condensates with ring-shaped potentials

Y Guo, X Zeng, HS Zhou - Annales de l'Institut Henri Poincaré C, Analyse …, 2016 - Elsevier
This paper is concerned with the properties of L 2-normalized minimizers of the Gross–
Pitaevskii (GP) functional for a two-dimensional Bose–Einstein condensate with attractive …

Sagnac interferometry using bright matter-wave solitons

JL Helm, SL Cornish, SA Gardiner - Physical review letters, 2015 - APS
We use an effective one-dimensional Gross-Pitaevskii equation to study bright matter-wave
solitons held in a tightly confining toroidal trapping potential, in a rotating frame of reference …

Machine-designed sensor to make optimal use of entanglement-generating dynamics for quantum sensing

SA Haine, JJ Hope - Physical Review Letters, 2020 - APS
We use machine optimization to develop a quantum sensing scheme that achieves
significantly better sensitivity than traditional schemes with the same quantum resources …

Decay of a superfluid current of ultracold atoms in a toroidal trap

AC Mathey, CW Clark, L Mathey - Physical Review A, 2014 - APS
Using a numerical implementation of the truncated Wigner approximation, we simulate the
experiment reported by Ramanathan in Phys. Rev. Lett. 106, 130401 (2011) PRLTAO 0031 …

Quantum noise in bright soliton matterwave interferometry

SA Haine - New Journal of Physics, 2018 - iopscience.iop.org
There has been considerable recent interest in matterwave interferometry with bright
solitons in quantum gases with attractive interactions, for applications such as rotation …

Mean-field dynamics and fisher information in matter wave interferometry

SA Haine - Physical Review Letters, 2016 - APS
There has been considerable recent interest in the mean-field dynamics of various atom-
interferometry schemes designed for precision sensing. In the field of quantum metrology …