Results 81 to 90 of about 1,714,467 (147)

An ytterbium quantum gas microscope with narrow-line laser cooling

open access: yesNew Journal of Physics, 2016
We demonstrate site-resolved imaging of individual bosonic ${}^{174}\mathrm{Yb}$ atoms in a Hubbard-regime two-dimensional optical lattice with a short lattice constant of 266 nm.
Ryuta Yamamoto   +4 more
doaj   +1 more source

The PairInteraction toolkit for modeling Rydberg physics in alkali and alkaline-earth-like atoms

open access: yesScientific Reports
Rydberg atoms provide a powerful platform for exploring strongly interacting quantum systems, both in free space and in structured electromagnetic environments, with growing applications in quantum technology.
Johannes Mögerle   +10 more
doaj   +1 more source

Enhancement of Charging Performance of Micromaser Quantum Battery via Classical Driving Field and Optical Parametric Amplifier

open access: yesPhotonics
In this paper, we propose a scheme where the charging performance of micromaser quantum batteries can be improved. Our physical system includes a quantized cavity field interacting with a series of identical two-level atoms one by one.
Jia Zuo, Sumei Huang, Li Deng, Aixi Chen
doaj   +1 more source

Coherent manipulation of ultracold Rubidium

open access: yes, 2009
The production of dense samples of atoms whose translational velocity can be parameterized by temperatures in the microkelvin range has revolutionized the fields of spectroscopy, metrology, quantum computing and sensitive tests of quantum mechanics. Such
Himsworth, Matthew
core  

Monitored long-range interacting systems: spin-wave theory for quantum trajectories

open access: yesNature Communications
Measurement-induced phases exhibit unconventional dynamics as emergent collective phenomena, yet their behavior in tailored interacting systems – crucial for quantum technologies – remains less understood.
Zejian Li   +3 more
doaj   +1 more source

Robust control and preservation of quantum steering, nonlocality, and coherence in open atomic systems

open access: yesOpen Physics
We investigate the robustness of Einstein–Podolsky–Rosen (EPR) steering, nonlocality, and quantum coherence in a bipartite atomic system coupled to cavity fields under the influence of decoherence.
Berrada Kamal, Sabik Abdelaziz
doaj   +1 more source

Dynamical effects and disorder in ultracold bosonic matter [PDF]

open access: yes, 2013
In this thesis, various aspects on the theoretical description of ultracold bosonic atoms in optical lattices are investigated. After giving a brief introduction to the fundamental concepts of BECs, atomic physics, interatomic interactions and ...
Bissbort, Ulf (Dipl.-Phys.)
core  

A compact system for ultracold atoms [PDF]

open access: yes, 2012
This thesis describes the design, construction and optimisation of two compact setups to produce ⁸⁷Rb Bose-Einstein condensates and dual ⁷Li-⁸⁷Rb Magneto-Optical Traps (MOTs). The motivation for compact systems is to have simplified systems to cool the
Torralbo Campo, Lara
core  

Fiber optics for quantum computers

open access: yes, 2004
We describe schemes for the integration of miniature optical components onto Atom Chips, for the manipulation and detection of ultra-cold atoms. Our intention is to build detectors sensitive enough to accurately detect single atoms.
Helsby, S.   +4 more
core  

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