Results 21 to 30 of about 1,672,341 (295)

Slowing and cooling molecules and neutral atoms by time-varying electric field gradients [PDF]

open access: yes, 1999
A method of slowing, accelerating, cooling, and bunching molecules and neutral atoms using time-varying electric field gradients is demonstrated with cesium atoms in a fountain. The effects are measured and found to be in agreement with calculation. Time-
A. Cable   +62 more
core   +2 more sources

High dose radioiodine outpatient treatment: an initial experience in Thailand [PDF]

open access: yesAsia Oceania Journal of Nuclear Medicine and Biology, 2015
Objective(s): The aim of this study was to determine whether high-dose radioactive iodine (Na131I) outpatient treatment of patients with thyroid carcinoma is a pragmatically safe approach, particularly for the safety of caregivers. Methods: A total
Danupon Nantajit   +3 more
doaj   +1 more source

Atom Interferometry with Floquet Atom Optics

open access: yesPhysical Review Letters, 2022
Floquet engineering offers a compelling approach for designing the time evolution of periodically driven systems. We implement a periodic atom-light coupling to realize Floquet atom optics on the strontium ${}^1\!S_0\,\text{-}\, {}^3\!P_1$ transition.
Thomas Wilkason   +8 more
openaire   +3 more sources

Indirect decoherence in optical lattices and cold gases [PDF]

open access: yes, 2006
The interaction of two--level atoms with a common heat bath leads to an effective interaction between the atoms, such that with time the internal degrees of the atoms become correlated or even entangled.
438   +31 more
core   +2 more sources

Entangling Atoms in Photonic Crystals [PDF]

open access: yes, 1999
We propose a method for entangling a system of two-level atoms in photonic crystals. The atoms are assumed to move in void regions of a photonic crystal. The interaction between the atoms is mediated either via a defect mode or via resonant dipole-dipole
Buzek, Vladimir, Konopka, Martin
core   +2 more sources

On‐Chip Light–Atom Interactions: Physics and Applications

open access: yesAdvanced Photonics Research, 2022
The large volumes induced by complex free‐space optical paths pose a challenge to quantum precision measurement and optical communication in traditional optics. Meanwhile, on‐chip integration is an important requirement for quantum technology.
Weiyi Wang, Yuting Xu, Zhen Chai
doaj   +1 more source

Electron-Impact Ionization of Heavy Atoms Using the Time-Dependent Close-Coupling Method

open access: yesAtoms, 2021
The time-dependent close-coupling method has been recently applied to calculate electron-impact direct ionization cross sections for the Kr, W, and Pb atoms. An overview is presented for these three heavy neutral atom systems.
Michael S. Pindzola   +2 more
doaj   +1 more source

Continuous loading of a magnetic trap [PDF]

open access: yes, 2000
We have realized a scheme for continuous loading of a magnetic trap (MT). ^{52}Cr atoms are continuously captured and cooled in a magneto-optical trap (MOT). Optical pumping to a metastable state decouples atoms from the cooling light.
A.L. Migdall   +29 more
core   +2 more sources

Iterative precision measurement of branching ratios applied to 5P states in 88Sr+

open access: yesNew Journal of Physics, 2016
We report and demonstrate a method for measuring the branching ratios of dipole transitions of trapped atomic ions by performing nested sequences of population inversions.
Helena Zhang   +6 more
doaj   +1 more source

Synthetic three-dimensional atomic structures assembled atom by atom [PDF]

open access: yesNature, 2018
5 pages, 3 ...
Barredo, Daniel   +4 more
openaire   +3 more sources

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