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  • Towards a Re-definition of the Second Based on Optical Atomic ,

    28 Jan 2015 , to the caesium atomic clock as primary standard of time and , nets for decelerating the Sr atoms towards the magneto-optic trap in order to

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  • Manipulation and Control of Molecular Beams - Chemical Reviews ,

    27 Mar 2012 , As a postdoc, he worked on the Stark deceleration and electrostatic trapping of OH , Rydberg-Stark deceleration of atoms and molecul

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  • LiCs mixtures - Quantum dynamics of atomic and molecular systems

    Using a mixture of ultracold Cesium-133 atoms (bosons) and Lithium-6 atoms , In our new experimental setup Cs atoms and Li atoms are decelerated in a.

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  • Creation of ultra cold rubidium atoms for sympathetic cooling of ,

    The laser system to decelerate and trap the rubidium atoms consists of four diode lasers while the , precise than the current cesium atomic clocks 1 It may be.

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  • Electrostatic trapping of ammonia molecules : Article : Nature

    The ability to cool and slow atoms with light for subsequent trapping allows , gas and optical trapping of caesium dimers generated from ultra-cold caesium atoms , 3, the arrival-time distribution of decelerated ND3 molecules at the centre of.

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  • Simultaneous Magneto-Optical Trapping of Ytterbium and Caesium

    Caesium Ruben Freytag Department of Physics Imperial College London Thesis submitted , Zeeman slower From the Zeeman slower atoms are captured in a dual- ,, exploited a decelerating force from a centrifuge [35] Deceleration of.

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  • Longitudinal and transverse cooling of a cesium atomic beam using ,

    2 Aug 1995 , Longitudinal and transverse cooling of a cesium atomic beam using the D1 , stant atom deceleration along the atomic-beam propaga-

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  • Why Does An Atomic Clock Use Caesium Atoms? - Naked Science Forum

    Why do atomic clocks use caesium rather than another dense metal atom? Is there something special about caesium? Presumably the clocks.

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  • Trapping ultracold argon atoms - UCL Discovery

    wards, the same group successfully trapped caesium atoms within a , CO molecules were decelerated from an initial velocity of 225 m/s to a final velocity

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  • Trapping Neutral Atoms with Electromagnetic Fields - Département ,

    Neutral atoms have now been trapped in inhomogeneous magnetic fields or laser fields Densities up to 10'2 , Laser deceleration of atomic beams (see Fig 1) has thus , it is possible to stop an atomic beam (sodium, rubidium, caesium, etc).

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  • cold atoms and molecules by zeeman deceleration and rydberg ,

    beams Rydberg-Stark deceleration involves the photoexcitation of atoms , parison of the oscillation frequency of a mercury ion clock with a cesium fountain.

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  • Special issue on Rydberg atomic physics - Journal of Physics B ,

    Guided and decelerated atoms, and those confined in stationary electrostatic traps, , effective C 6 coefficients of nd + nd asymptotes of rubidium and cesium

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  • Lecture "Its about Time" - Gresham College

    19 Mar 2009 , Thus our clocks are now related to an Atomic Time standard which uses Caesium Beam frequency standards to determine the length of the.

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  • Slow Atomic Beams Manipulation with Magnetic Videotapes

    Different approaches can be implemented for decelerating a thermal atomic beam largely described , of a polarized Cesium atomic beam by a magnetic mirror

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  • ATOMIC AND MOLECULAR ACCELERATION VIA ONE ,

    Table 3-1: Cesium atomic beam characteristics , Figure 1-13: Likelihood of an atom staying in an accelerated optical lattice (Schrader, et al 2001) ,,,, 15

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  • Ultracold atoms and precise time standards | Philosophical - Journals

    19 Sep 2011 , Today, the best laser-cooled, caesium atomic fountain, microwave , laser technique have been widely used to decelerate atomic beams

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  • Alternating gradient focusing and deceleration of polar molecules

    8 Aug 2006 , imaging studies of a decelerated beam of metastable CO molecul , atoms released from a magneto-optical trap [25] and caesium atoms in.

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  • Alternating-gradient focusing and deceleration of large , - MPGPuRe

    30 Jun 2008 , and deceleration of large molecules from a molecular beam has been set up With , metastable argon atoms [103] and caesium atoms [104]

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  • Gravity's effect on time confirmed - physicsworld

    17 Feb 2010 , Atom interferometer makes ultra-precise measurement of gravitational redshift , by Chu to capture caesium atoms and cool them to a few millionths of a , it alone to decelerate and then fall back down to Earth under gravity's.

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  • Short-Distance Atomic Beam Deceleration with a Stimulated Light ,

    24 Feb 1997 , We have decelerated a cesium atomic beam from thermal velocities down to several tens of m/s within only a 10 cm slowing distance

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  • Book of abstracts - EGAS 46 - Université Lille 1

    1 Jul 2014 , EGAS stands for European Group on Atomic Systems, formerly known as , Transverse Focusing Effects in the Zeeman Deceleration of Hydrogen Atoms ,, coherences in the atomic ground state of Caesium atoms without.

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  • The amazing story of Laser Cooling and Trapping

    The process continues with the initially fast atoms decelerating and staying in , Cesium atoms that were altered in the microwave cavity emit light when hit

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  • Effect of kinetic energy on the doping efficiency of cesium cations ,

    2 Sep 2015 , observed doped droplet size is about 5 × 106 helium atoms when the source , necessary to decelerate and stall the fast moving ions In this

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  • Caesium standard - Wikipedia

    A caesium standard or caesium atomic clock is a primary frequency standard in which electronic transitions between the two hyperfine ground states of.

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  • Frequency shift due to blackbody radiation in a cesium atomic ,

    10 Oct 2004 , atomic fountain and improvement of the clock performances , 611 Schematic diagram of the decelerated caesium beam source 171

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  • OSA | COlaser trap for cesium atoms

    We demonstrate a quasi-electrostatic trap for cold Cs atoms, using a focused 20-W CO2 laser beam (λ = 106 μm) Excluding background gas collisions, we.

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  • A Strontium Optical Lattice Clock - NICT

    and used as the transition for deceleration of light Consider Strontium (Sr) atoms used for the experiment described in this paper as an ex- ample

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  • A Cesium-133 Effusive Oven for Ultracold Atomic Experiments

    All of these experiments are based around an effusive atomic beam oven ,, deceleration, where Γ = 2π × 5 MHz is the transition line-width for λ = 852 nm, m is.

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