Results 21 to 30 of about 2,890,960 (258)

Plasmon Coupling—The Root Cause of Raman Anomaly and Laser Cooling in Nanocrystal Ge

open access: yesAdvanced Photonics Research, 2023
Laser cooling of matter through anti‐Stokes photoluminescence, where the emitted frequency of light exceeds that of the impinging laser light by virtue of absorption of thermal vibrational energy, has been successfully realized in condensed media, and in
Manuchehr Ebrahimi   +2 more
doaj   +1 more source

PyLCP: A Python package for computing laser cooling physics [PDF]

open access: yesComputer Physics Communications, 2020
We present a Python object-oriented computer program for simulating various aspects of laser cooling physics. Our software is designed to be both easy to use and adaptable, allowing the user to specify the level structure, magnetic field profile, or the ...
S. Eckel   +3 more
semanticscholar   +1 more source

Laser Cooling of a Diatomic Molecule [PDF]

open access: yesFrontiers in Optics 2010/Laser Science XXVI, 2010
10 pages, 7 ...
Shuman, E. S., Barry, J. F., DeMille, D.
openaire   +3 more sources

Laser cooling of a nanomechanical oscillator into its quantum ground state [PDF]

open access: yesNature, 2011
The simple mechanical oscillator, canonically consisting of a coupled mass–spring system, is used in a wide variety of sensitive measurements, including the detection of weak forces and small masses.
J. Chan   +7 more
semanticscholar   +1 more source

Laser Cooling to Quantum Degeneracy [PDF]

open access: yesPhysical Review Letters, 2013
We report on Bose-Einstein condensation (BEC) in a gas of strontium atoms, using laser cooling as the only cooling mechanism. The condensate is formed within a sample that is continuously Doppler cooled to below 1\muK on a narrow-linewidth transition. The critical phase-space density for BEC is reached in a central region of the sample, in which atoms ...
Stellmer S.   +3 more
openaire   +3 more sources

High accuracy theoretical investigations of CaF, SrF, and BaF and implications for laser-cooling. [PDF]

open access: yesJournal of Chemical Physics, 2019
The NL-eEDM collaboration is building an experimental setup to search for the permanent electric dipole moment of the electron in a slow beam of cold barium fluoride molecules [NL-eEDM Collaboration, Eur. Phys. J. D 72, 197 (2018)].
Y. Hao   +19 more
semanticscholar   +1 more source

Laser Cooling of a Nanomechanical Oscillator to Its Zero-Point Energy. [PDF]

open access: yesPhysical Review Letters, 2019
Optomechanical systems in the well-resolved-sideband regime are ideal for studying a myriad of quantum phenomena with mechanical systems, including backaction-evading measurements, mechanical squeezing, and nonclassical states generation.
L. Qiu   +3 more
semanticscholar   +1 more source

Low cost fast frequency switching driver for Acousto-Optic Modulators used in laser cooling

open access: yesHardwareX, 2019
In many laser atom cooling experiments, Acousto-Optic Modulators (AOM) are used to modulate a laser beam frequency close to an electronic resonance of the atoms.
Aniket Bhandare   +4 more
doaj   +1 more source

Laser patterning assisted devitrification and domain engineering of amorphous and nanocrystalline alloys

open access: yesAIP Advances, 2022
We have investigated laser-patterning and devitrification as a novel method to realize emergent properties in modified regions at the ribbon surface consisting of periodic localized laser spots thermally treated under rapid heating and cooling conditions.
Ahmed Talaat   +5 more
doaj   +1 more source

Laser cooling of transition-metal atoms [PDF]

open access: yes, 2020
We propose the application of laser cooling to a number of transition-metal atoms, allowing numerous bosonic and fermionic atomic gases to be cooled to ultra-low temperatures.
S. Eustice, K. Cassella, D. Stamper-Kurn
semanticscholar   +1 more source

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