Results 81 to 90 of about 312,210 (236)

Laser Cooling and Electronic Structure Studies of Bai Molecule

open access: green, 2022
Mahmoud korek   +3 more
openalex   +1 more source

Positronium laser cooling in a magnetic field [PDF]

open access: hybrid, 2021
Christian Zimmer   +3 more
openalex   +1 more source

Laser cooling of a fermionic molecule

open access: yesPhysical Review Research
Only bosonic molecular species have been directly laser cooled to date, primarily due to an abundance of bosonic isotopes in nature and to their simpler hyperfine structure.
Jinyu Dai   +4 more
doaj   +1 more source

Effect of electron cooling on the femtosecond laser induced electron-lattice dynamics in quartz: A RT-TDDFT calculation [PDF]

open access: yesAIP Advances
Understanding the microscopic mechanism of interaction between ultrafast laser and quartz materials is vital for laser fabrication of quartz optical waveguide device.
Nan Wang   +3 more
doaj   +1 more source

Spectroscopy of a narrow-line laser cooling transition in atomic dysprosium

open access: yes, 2010
The laser cooling and trapping of ultracold neutral dysprosium has been recently demonstrated using the broad, open 421-nm cycling transition. Narrow-line magneto-optical trapping of Dy on longer wavelength transitions would enable the preparation of ...
Benjamin L. Lev   +8 more
core   +1 more source

A Tunable Mid-Infrared Solid-State Laser with a Compact Thermal Control System

open access: yesApplied Sciences, 2018
Tunable mid-infrared lasers are widely used in laser spectroscopy, gas sensing and many other related areas. In order to solve heat dissipation problems and improve the environmental temperature adaptability of solid-state laser sources, a tunable all ...
Deyang Yu   +5 more
doaj   +1 more source

Proposed liquid-cooled nanowire lasers

open access: yesOptics Express, 2018
While the nanowire (NW) lasers have attracted much attentions as nanoscale coherent sources in recent years, the heat accumulation and temperature-rise-induced breakdown remain challenges to improving the lasers for practical applications. Here we propose a microscale liquid-cooled approach to address the issue.
Jue, Gong   +6 more
openaire   +2 more sources

Phase-noise induced limitations on cooling and coherent evolution in opto-mechanical systems

open access: yes, 2009
We present a detailed theoretical discussion of the effects of ubiquitous laser noise on cooling and the coherent dynamics in opto-mechanical systems. Phase fluctuations of the driving laser induce modulations of the linearized opto-mechanical coupling ...
C. Genes   +4 more
core   +1 more source

Improved Laser Cooling Efficiencies of Rare-Earth-Doped Semiconductors Using a Photonic-Crystal Nanocavity

open access: yesSolids
We theoretically studied the control of the extraction of anti-Stokes photoluminescence using photonic crystal (PhC) nanocavities. Our fabricated (erbium,oxygen)-codoped GaAs PhC nanocavity showed a positive feedback gain of heating through the ...
Yuta Nakayama   +5 more
doaj   +1 more source

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