Results 31 to 40 of about 16,251 (275)

Low noise all-fiber amplification of a coherent supercontinuum at 2 \mu m and its limits imposed by polarization noise [PDF]

open access: yes, 2019
We report the amplification of an all-normal dispersion supercontinuum pulse in a Thulium / Holmium co-doped all-fiber chirped pulse amplification system.
Feurer, Thomas   +6 more
core   +3 more sources

Exploring Volatile Precursors: Synthesis, Characterization and Thermal Properties of Thulium Fluoroacetylacetonate Complexes

open access: yesCrystals, 2023
Five trifluoroacetylacetonate (tfaa−) complexes [Tm(tfaa)3(H2O)]2, [Tm(tfaa)3(H2O)2], [Tm(tfaa)3(H2O)2] · diglyme, [Tm(tfaa)3(DME)] (DME = 1,2-dimethoxyethane) and [TmCl2(tfaa)(diglyme)] (diglyme = bis(2-methoxyethyl) ether) of thulium have been ...
Daniel Fuhrmann   +4 more
doaj   +1 more source

Blue laser cooling transitions in Tm I

open access: yes, 2007
We have studied possible candidates for laser cooling transitions in $^{169}$Tm in the spectral region 410 -- 420 nm. By means of saturation absorption spectroscopy we have measured the hyperfine structure and rates of two nearly closed cycling ...
A. Akimov   +27 more
core   +1 more source

Peculiarities of electronic heat capacity of thulium cuprates in pseudogap state

open access: yes, 2002
Precise calorimetric measurements have been carried out in the 7 - 300 K temperature range on two ceramic samples of thulium 123 cuprates TmBa2Cu3O6.92 and TmBa2Cu3O6.70.
A. G. Blinov   +28 more
core   +1 more source

Magneto-Optical Trap for Thulium Atoms

open access: yes, 2010
Thulium atoms are trapped in a magneto-optical trap using a strong transition at 410 nm with a small branching ratio. We trap up to $7\times10^{4}$ atoms at a temperature of 0.8(2) mK after deceleration in a 40 cm long Zeeman slower.
A. Akimov   +8 more
core   +1 more source

The Doctrine of Exhaustion of Union Remedies [PDF]

open access: yes, 1952
High-k/metal gate stacks have been introduced in CMOS technology during the last decade in order to sustain continued device scaling and ever-improving circuit performance.
Montemuro, Frank J., Jr.
core   +3 more sources

Tm-Doped Fiber Laser Cladding Pumped by a Pulsed Er-Doped Fiber Laser with a 110 μm Core

open access: yesPhotonics
Pulsed laser sources operating in the spectral range of 1.8 to 2.1 μm draw considerable attention due to their wide range of practical applications in many areas, including medicine, sensing, materials processing, etc.
Aleksandr Khegai   +4 more
doaj   +1 more source

Telecom to mid-infrared spanning supercontinuum generation in hydrogenated amorphous silicon waveguides using a Thulium doped fiber laser pump source [PDF]

open access: yes, 2013
A 1000 nm wide supercontinuum, spanning from 1470 nm in the telecom band to 2470 nm in the mid-infrared is demonstrated in a 800 nm x 220 nm 1 cm long hydrogenated amorphous silicon strip waveguide.
Dave, Utsav Deepak   +5 more
core   +1 more source

Q-switched thulium-doped fibre laser operating at 1900 nm using multi-walled carbon nanotubes saturable absorber

open access: yesThe Journal of Engineering, 2014
Simple, low-cost and stable passive Q-switched thulium-doped fibre lasers (TDFLs) operating at 1892.4 and 1910.8 nm are demonstrated using 802 and 1552 nm pumping schemes, respectively, in conjunction with a multi-walled carbon nanotubes (MWCNTs ...
Norazlina Saidin   +8 more
doaj   +1 more source

Deep Laser Cooling of Thulium Atoms to Sub-µK Temperatures in Magneto-Optical Trap

open access: yesAtoms, 2023
Deep laser cooling of atoms, ions, and molecules facilitates the study of fundamental physics as well as applied research. In this work, we report on the narrow-line laser cooling of thulium atoms at the wavelength of 506.2nm with the natural linewidth ...
Daniil Provorchenko   +8 more
doaj   +1 more source

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