Results 141 to 150 of about 10,751 (304)

Cold N + NH Collisions in a Magnetic Trap

open access: yes, 2016
We present an experimental and theoretical study of atom-molecule collisions in a mixture of cold, trapped N atoms and NH molecules at a temperature of 600 mK.
Hummon, Matthew T.   +7 more
core   +1 more source

Ultrafast Transitions in X‐Ray Irradiated Solids

open access: yesContributions to Plasma Physics, EarlyView.
ABSTRACT In this review, we present current developments on modeling ultrafast transitions in solids triggered by intense, atto‐ to femtosecond pulses from X‐ray free electron lasers. This specific irradiation regime requires dedicated simulation tools based on theoretical and computational methods, involving the elements of classical and quantum ...
Sebastião Antunes   +3 more
wiley   +1 more source

INELASTIC COLLISIONS IN COLD DIPOLAR GASES

open access: yes, 2010
Inelastic collisions between dipolar molecules, assumed to be trapped in a static electric field at cold (\u3e 10−3K) temperatures, are investigated and compared with elastic collisions.
Newell, Catherine A.
core  

Coupling Fluid Neutrals to Gyrokinetic Plasma Dynamics for Edge and SOL Turbulence Simulations

open access: yesContributions to Plasma Physics, EarlyView.
ABSTRACT Accurate modeling of turbulent transport in magnetic confinement fusion devices requires extending first‐principles gyrokinetic simulations from the core to the edge and scrape‐off layer (SOL), where additional physics—particularly plasma–neutrals interactions—must be included.
Sabine Ogier‐Collin   +3 more
wiley   +1 more source

Entanglement of Atoms via Cold Controlled Collisions

open access: yes, 1975
We show that by using cold controlled collisions between two atoms one can achieve conditional dynamics in moving trap potentials. We discuss implementing two qubit quantum gates and efficient creation of highly entangled states of many atoms in optical ...
J I Cirac   +4 more
core  

A C0(_2) laser lattice experiment for cold atoms [PDF]

open access: yes, 2007
This thesis presents work on a laser cooling experiment designed for trapping Rb atoms in a CO(_2) laser optical trap. Some emphasis is placed on experimental features designed to allow the future implementation of a neutral atom quantum computation ...
Weatherill, Kevin J.
core  

Heat Load Mitigation Studies in the W7‐X Stellarator Experiment

open access: yesContributions to Plasma Physics, EarlyView.
ABSTRACT During the experiments at the stellarator Wendelstein 7‐X (W7‐X) with fully water‐cooled plasma‐facing components (PFC), including carbon‐fiber composite (CFC) divertor targets with a thermal load capability of 10 MW/m2, high performance was achieved.
Dirk Naujoks   +11 more
wiley   +1 more source

Cold nuclear matter effects on jet suppression in heavy-ion collisions

open access: yes, 2017
These proceedings discuss the sensitivity of the nuclear modification factor R(AA) of fully reconstructed jets to cold nuclear matter effects. To test the parton energy loss interpretation of the observed R(AA) of ∼0.3, obtained from reconstructed jets ...
Epple, Eliane
core   +1 more source

Photothermal bubble: Dynamics, manipulation, and applications

open access: yesDroplet, EarlyView.
As a versatile platform for bubble manipulation, photothermal techniques empower diverse operations: planar translation by scanning the laser spot, sustained periodic bouncing from competing thermal and hydrodynamic flows, and even guided 3D trajectories achieved by tailoring the heating configuration.
Man Hu, Feng Wang, Daosheng Deng
wiley   +1 more source

Observation of Cold Collisions between Trapped Ions and Trapped Atoms

open access: yes, 2009
We study cold collisions between trapped ions and trapped atoms in the semiclassical (Langevin) regime. Using Yb+ ions confined in a Paul trap and Yb atoms in a magneto-optical trap, we investigate charge-exchange collisions of several isotopes over ...
Marko Cetina (16067117)   +3 more
core  

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