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 …

Atomic homodyne detection of continuous-variable entangled twin-atom states

C Gross, H Strobel, E Nicklas, T Zibold, N Bar-Gill… - Nature, 2011 - nature.com
Historically, the completeness of quantum theory has been questioned using the concept of
bipartite continuous-variable entanglement. The non-classical correlations (entanglement) …

Satisfying the Einstein–Podolsky–Rosen criterion with massive particles

J Peise, I Kruse, K Lange, B Lücke, L Pezzè… - Nature …, 2015 - nature.com
Abstract In 1935, Einstein, Podolsky and Rosen (EPR) questioned the completeness of
quantum mechanics by devising a quantum state of two massive particles with maximally …

Entanglement and nonlocality in multi-particle systems

MD Reid, QY He, PD Drummond - Frontiers of Physics, 2012 - Springer
Abstract Entanglement, the Einstein-Podolsky-Rosen (EPR) paradox and Bell's failure of
local-hiddenvariable (LHV) theories are three historically famous forms of “quantum …

Biophysics of consciousness: A scale-invariant acoustic information code of a superfluid quantum space guides the mental attribute of the universe

DKF Meijer, I Jerman, AV Melkikh, VI Sbitnev - Rhythmic oscillations in …, 2021 - Springer
In this chapter, we postulate an integral concept of information processing in the universe,
on the basis of a new biophysical principle, coined the generalized music (GM)-scale of EMF …

Einstein-Podolsky-Rosen entanglement and steering in two-well Bose-Einstein-condensate ground states

QY He, PD Drummond, MK Olsen, MD Reid - Physical Review A—Atomic …, 2012 - APS
We consider how to generate and detect Einstein-Podolsky-Rosen (EPR) entanglement and
the steering paradox between groups of atoms in two separated potential wells in a Bose …

Einstein-Podolsky-Rosen entanglement strategies in two-well Bose-Einstein condensates

QY He, MD Reid, TG Vaughan, C Gross, M Oberthaler… - Physical review …, 2011 - APS
Criteria suitable for measuring entanglement between two different potential wells in a Bose-
Einstein condensation are evaluated. We show how to generate the required entanglement …

Observation of quasiparticle pair production and quantum entanglement in atomic quantum gases quenched to an attractive interaction

CA Chen, S Khlebnikov, CL Hung - Physical Review Letters, 2021 - APS
We report observations of quasiparticle pair production by a modulational instability in an
atomic superfluid and present a measurement technique that enables direct characterization …

Decoherence of Einstein–Podolsky–Rosen steering

L Rosales-Zárate, RY Teh, S Kiesewetter, A Brolis… - JOSA B, 2015 - opg.optica.org
We consider two systems A and B that share Einstein–Podolsky–Rosen (EPR) steering
correlations and study how these correlations will decay when each of the systems is …

Planar quantum squeezing and atom interferometry

QY He, SG Peng, PD Drummond, MD Reid - Physical Review A—Atomic …, 2011 - APS
We obtain a lower bound on the sum of two orthogonal spin component variances in a
plane. This gives a planar uncertainty relation which holds even when the Heisenberg …