Results 91 to 100 of about 32,417 (187)

Clock spectroscopy of interacting bosons in deep optical lattices

open access: yesNew Journal of Physics, 2017
We report on high-resolution optical spectroscopy of interacting bosonic ^174 Yb atoms in deep optical lattices with negligible tunneling. We prepare Mott insulator phases with singly- and doubly-occupied isolated sites and probe the atoms using an ultra-
R Bouganne   +5 more
doaj   +1 more source

Rosen-Zener interferometry with Ultracold Atoms

open access: yes, 2008
We propose a time-domain "interferometer" based on ultracold Bose atoms loaded on a double well potential. By the adiabatic Rosen-Zener process, the barrier between two wells is ramped down slowly, held for a while, then ramped back.
Fu, Li-Bin   +4 more
core   +1 more source

Additive Manufacturing for Advanced Quantum Technologies

open access: yesAdvanced Quantum Technologies, Volume 8, Issue 11, November 2025.
Additive manufacturing has disruptive potential to enable quantum technology to be widely used in real‐world applications. In this review, we summarize the most important AM techniques that enable practical advance and fascinating opportunities for quantum technologies.
F. Wang   +9 more
wiley   +1 more source

An experimental approach for investigating many-body phenomena in Rydberg-interacting quantum systems

open access: yes, 2013
Recent developments in the study of ultracold Rydberg gases demand an advanced level of experimental sophistication, in which high atomic and optical densities must be combined with excellent control of external fields and sensitive Rydberg atom ...
Busche, H.   +8 more
core   +1 more source

Dynamical Phase Transitions in Open Quantum Walks

open access: yesAdvanced Quantum Technologies, Volume 8, Issue 11, November 2025.
This work investigates dynamical phase transitions in discrete‐time quantum systems, highlighting the emergence of first‐ and second‐order transitions depending on whether detailed balance is preserved or broken. Using minimal quantum networks and quantum walks with internal degrees of freedom, the study reveals how spectral properties of the ...
Stefano Longhi
wiley   +1 more source

Hands-On Quantum Cryptography: Experimentation with the B92 Protocol Using Pulsed Lasers

open access: yesPhotonics
Quantum cryptography continues to be an area of significant research and educational interest. Here, a straightforward and reliable approach to both the experimental and theoretical aspects of quantum key distribution is presented, tailored for senior ...
Sara P. Gandelman   +2 more
doaj   +1 more source

Analytical Solutions of the Driven Time‐Dependent Jaynes–Cummings Model

open access: yesAnnalen der Physik, Volume 537, Issue 10, October 2025.
Following the great strides made in the last decade towards the control and tunability of physical parameters in cavity quantum electrodynamics, this study presents new solutions to the dynamics of the time‐dependent Jaynes–Cummings model with variable external classical fields acting on the two‐level system and the quantized field mode.
Antonio Vidiella‐Barranco   +5 more
wiley   +1 more source

Reactive collisions of trapped anions with ultracold atoms

open access: yes, 2012
We present a scheme to embed molecular anions in a gas of ultracold rubidium atoms as a route towards the preparation of cold molecular ions by collisional cooling with ultracold atoms.
Best, Thorsten   +4 more
core   +1 more source

Quantum gas microscopy of ytterbium: cool me twice

open access: yesNew Journal of Physics, 2016
The site-resolved detection of ultracold atoms in optical lattice potentials is a powerful technique to study lattice models of correlated quantum matter. In their recent paper, Yamamoto et al (2016 New J. Phys.
Mukund Vengalattore
doaj   +1 more source

Schwinger pair production with ultracold atoms

open access: yesPhysics Letters B, 2016
We consider a system of ultracold atoms in an optical lattice as a quantum simulator for electron–positron pair production in quantum electrodynamics (QED).
V. Kasper   +3 more
doaj   +1 more source

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