Results 21 to 30 of about 2,466,963 (224)

Atomic density and temperature distributions in magneto-optical traps [PDF]

open access: yes, 2000
A theoretical investigation into density, pressure, and temperature distributions in magneto-optical traps is presented. After a brief overview of the forces that arise from reradiation and absorption, a condition that the absorptive force be ...
Arnold, A S, Manson, P J
core   +4 more sources

Magneto-optical trapping of a diatomic molecule [PDF]

open access: yesNature, 2014
9 pages, 7 ...
Barry, J. F.   +4 more
openaire   +3 more sources

Diffusive-like redistribution in state-changing collisions between Rydberg atoms and ground state atoms

open access: yesNature Communications, 2021
Here, the authors discuss state-changing inelastic collisions between rubidium Rydberg and ground state atoms. They employ high-resolution magneto-optical trap recoil-ion momentum spectroscopy to measure the distribution of the final states.
Philipp Geppert   +3 more
doaj   +1 more source

Non-Reciprocal Amplification of Light Using Cold Atoms Coupled to an Optical Nanofiber [PDF]

open access: yesEPJ Web of Conferences, 2022
Optical nanofibers realized as the waist of tapered silica fibers can be used to trap and optically interface laser-cooled atoms. Building on this system, we experimentally show a novel scheme for the nonreciprocal Raman amplification of light.
Pucher Sebastian   +4 more
doaj   +1 more source

Forbidden Transitions in a Magneto-Optical Trap [PDF]

open access: yesPhysical Review Letters, 2003
We report the first observation of a non-dipole transition in an ultra-cold atomic vapor. We excite the 3P-4P electric quadrupole (E2) transition in $^{23}$Na confined in a Magneto-Optical Trap(MOT), and demonstrate its application to high-resolution spectroscopy by making the first measurement of the hyperfine structure of the 4P$_{1/2}$ level and ...
Bhattacharya, M.   +2 more
openaire   +3 more sources

Magneto–Optical Kerr Effect Microscopy Investigation on Permalloy Nanostructures [PDF]

open access: yes, 2013
This thesis focuses on the investigation of magnetic domains in ultrasmall permalloy (Ni80Fe20) structures down to nanometre size. Magnetic domains and domain walls in nano objects are often observed using a very high resolution and high power microscope
Bin Haji Hujan, Zulzawawi
core   +6 more sources

Laser-induced thermal source for cold atoms

open access: yesScientific Reports, 2022
We demonstrate a simple and compact approach to laser cool and trap atoms based on laser-induced thermal ablation (LITA) of a pure solid granule. A rapid thermalisation of the granule leads to a fast recovery of the ultra-high vacuum condition required ...
Chung Chuan Hsu   +3 more
doaj   +1 more source

Blue-Detuned Magneto-optical Trap of Molecules

open access: yesPhysical Review Letters, 2023
Direct laser cooling of molecules has reached a phase space density exceeding 10$^{-6}$ in optical traps, but with rather small molecular numbers. To progress towards quantum degeneracy, a mechanism is needed that combines sub-Doppler cooling and magneto-optical trapping (MOT) to facilitate near unity transfer of ultracold molecules from the MOT to a ...
Justin J. Burau   +3 more
openaire   +3 more sources

Magneto-optical trap for thulium atoms [PDF]

open access: yesPhysical Review A, 2010
4 pages, 6 ...
Sukachev, D.   +6 more
openaire   +2 more sources

Magneto-optical trapping in a near-suface borehole

open access: yesPLOS ONE, 2023
Borehole gravity sensing can be used in a number of applications to measure features around a well, including rock-type change mapping and determination of reservoir porosity. Quantum technology gravity sensors, based on atom interferometry, have the ability to offer increased survey speeds and reduced need for calibration.
Jamie Vovrosh   +15 more
openaire   +4 more sources

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