Results 41 to 50 of about 7,660,346 (414)

IR Recombination Lasers [PDF]

open access: yes, 1995
The present study contributes to a better understanding of the atomic Xe laser as a powerful IR source. Several important phenomena like the dependence of both the observed optimized input power and maximum output power on the square of the gas density ...
Botma, H.   +3 more
core   +2 more sources

Selection of the Optimal Software for Designing Expert Systems

open access: yesЖурнал інженерних наук, 2018
This article deals with the problems of information processing, searching and finding the solutions in the related fields of scientific knowledge. One of the solutions to this kind of problem is the software like expert systems. The aim of the article is
Mukhoid O. V.   +3 more
doaj   +1 more source

The Changing Role of the Atomic Energy Commission in Atomic Power Development [PDF]

open access: yes, 1956
Samhällets finansiering av bostadsbyggandet har minskat radikalt. Nyproducerade bostäder erbjuds främst till kundgrupper med kapital. Därför är det viktigt att se på bostadsefterfrågan utgående från olika individers handlingsmöjligheter.
Northrop, Robert M.
core   +2 more sources

Reexamining Black-Body Shifts for Hydrogenlike Ions [PDF]

open access: yes, 2008
We investigate black-body induced energy shifts for low-lying levels of atomic systems, with a special emphasis on transitions used in current and planned high-precision experiments on atomic hydrogen and ionized helium.
J. J. Sakurai   +6 more
core   +3 more sources

An optical lattice on an atom chip [PDF]

open access: yesOptics Letters 34, 3463 (2009), 2009
Optical dipole traps and atom chips are two very powerful tools for the quantum manipulation of neutral atoms. We demonstrate that both methods can be combined by creating an optical lattice potential on an atom chip. A red-detuned laser beam is retro-reflected using the atom chip surface as a high-quality mirror, generating a vertical array of purely ...
arxiv   +1 more source

Heterodyne non-demolition measurements on cold atomic samples: towards the preparation of non-classical states for atom interferometry [PDF]

open access: yes, 2011
We report on a novel experiment to generate non-classical atomic states via quantum non-demolition (QND) measurements on cold atomic samples prepared in a high finesse ring cavity.
A Bertoldi   +13 more
core   +2 more sources

Magneto-Optical Cooling of Atoms [PDF]

open access: yes, 2013
We propose an alternative method to laser cooling. Our approach utilizes the extreme brightness of a supersonic atomic beam, and the adiabatic atomic coilgun to slow atoms in the beam or to bring them to rest. We show how internal-state optical pumping and stimulated optical transitions, combined with magnetic forces can be used to cool the ...
arxiv   +1 more source

A Sub-5mW Evanescent Field Atom Guide with Nanofibers towards Guided Atom Interferometry with Membrane Waveguides [PDF]

open access: yesarXiv, 2023
Great progress has been made in the field of quantum inertial sensors, from the laboratory to the real-world use, which will ultimately require sensor miniaturization and ruggedization for dynamic motion. However, lateral atomic movement with respect to the sensing axis limits inertial sensing, which inspires the atom guides to ensure transverse atomic
arxiv  

Clique‐width: Harnessing the power of atoms [PDF]

open access: yesJournal of Graph Theory, 2020
AbstractMany NP‐complete graph problems are polynomial‐time solvable on graph classes of bounded clique‐width. Several of these problems are polynomial‐time solvable on a hereditary graph class if they are so on the atoms (graphs with no clique cut‐set) of .
Konrad K. Dabrowski   +4 more
openaire   +5 more sources

The optimization of the multi-atmospheric Ar-Xe laser [PDF]

open access: yes, 1998
The quasi-steady-state conditions of the multi-atmospheric e-beam sustained Ar-Xe laser are investigated. It is observed that the duration of the stationary period depends on the e-beam current, discharge power deposition, and gas pressure.
Gielkens, S.W.A.   +3 more
core   +2 more sources

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