Tracking ultracold many-body systems in real time

The variety of available probing techniques have established ultracold atoms as popular systems to study quantum many body physics. However, conventional approaches are usually destructive to the full ensemble, such that real time observation is challenging. In a recent publication, Manthey et al (2...

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Main Author: Christian Groß
Format: Article
Language:English
Published: IOP Publishing 2015-01-01
Series:New Journal of Physics
Subjects:
Online Access:https://doi.org/10.1088/1367-2630/17/11/111004
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author Christian Groß
author_facet Christian Groß
author_sort Christian Groß
collection DOAJ
description The variety of available probing techniques have established ultracold atoms as popular systems to study quantum many body physics. However, conventional approaches are usually destructive to the full ensemble, such that real time observation is challenging. In a recent publication, Manthey et al (2015 New J. Phys. http://dx.doi.org/10.1088/1367-2630/17/10/103024 17 http://dx.doi.org/10.1088/1367-2630/17/10/103024 ) present a novel method to overcome this challenge via weak measurements based on laser excitation to Rydberg states. Their technique is even sensitive to the local density by selecting long-range Rydberg molecules as the final state. This achievement provides a new tool to characterize ultracold atom many-body systems, which might be especially valuable to study time correlations in out-of-equilibrium situations.
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spelling doaj.art-70d032481a45414ab5226b34f38affbe2023-08-08T14:23:32ZengIOP PublishingNew Journal of Physics1367-26302015-01-01171111100410.1088/1367-2630/17/11/111004Tracking ultracold many-body systems in real timeChristian Groß0Max-Planck-Institut für Quantenoptik , Hans-Kopfermann-Str. 1, 85748 Garching, GermanyThe variety of available probing techniques have established ultracold atoms as popular systems to study quantum many body physics. However, conventional approaches are usually destructive to the full ensemble, such that real time observation is challenging. In a recent publication, Manthey et al (2015 New J. Phys. http://dx.doi.org/10.1088/1367-2630/17/10/103024 17 http://dx.doi.org/10.1088/1367-2630/17/10/103024 ) present a novel method to overcome this challenge via weak measurements based on laser excitation to Rydberg states. Their technique is even sensitive to the local density by selecting long-range Rydberg molecules as the final state. This achievement provides a new tool to characterize ultracold atom many-body systems, which might be especially valuable to study time correlations in out-of-equilibrium situations.https://doi.org/10.1088/1367-2630/17/11/111004optical latticerydberg atomsbose-hubbardatomic physics
spellingShingle Christian Groß
Tracking ultracold many-body systems in real time
New Journal of Physics
optical lattice
rydberg atoms
bose-hubbard
atomic physics
title Tracking ultracold many-body systems in real time
title_full Tracking ultracold many-body systems in real time
title_fullStr Tracking ultracold many-body systems in real time
title_full_unstemmed Tracking ultracold many-body systems in real time
title_short Tracking ultracold many-body systems in real time
title_sort tracking ultracold many body systems in real time
topic optical lattice
rydberg atoms
bose-hubbard
atomic physics
url https://doi.org/10.1088/1367-2630/17/11/111004
work_keys_str_mv AT christiangroß trackingultracoldmanybodysystemsinrealtime