Results 41 to 50 of about 3,062,797 (334)

Multilayer black phosphorus as broadband saturable absorber for pulsed lasers from 1 to 2.7 {\mu}m wavelength

open access: yes, 2015
It attracts wide interest to seek universe saturable absorber covering wavelengths from near infrared to mid-infrared band. Multilayer black phosphorus, with variable direct bandgap (0.3-2 eV) depending on the layer number, becomes a good alternative as ...
Guo, Zhinan   +6 more
core   +1 more source

Novel Broadband Amplifier for Mid-Infrared Semiconductor laser and applications in spectroscopy [PDF]

open access: yes, 2010
An amplifier design for broadband Mid-IR buried-hetero (BH) structure epitaxial laser is presented, and external cavity design based on this amplifier is described.
Deev, Andrei   +4 more
core   +1 more source

Efficient Wavelength-Tunable Gain-Switching and Gain-Switched Mode-Locking Operation of a Heavily Er3+-Doped ZBLAN Mid-Infrared Fiber Laser

open access: yesIEEE Photonics Journal, 2017
We report on an efficient wavelength-tunable gain-switched and gain-switched mode-locked Er3+-doped double-clad fiber laser with a linear cavity. Stable gain-switching and gain-switched mode-locking were achieved with slope efficiencies of 28.6% and 34.5%
Yanlong Shen   +5 more
doaj   +1 more source

Application of transition metal dichalcogenides in mid‐infrared fiber laser

open access: yesNano Select, 2021
Due to the special working wavelength and superb beam quality, the mid‐infrared fiber laser has a wide application prospect in the fields of biomedicine, military defense, laser manufacturing, atmospheric detection, space communication, etc.
Mengli Liu   +4 more
doaj   +1 more source

Highly-Efficient Pulsed Mid-Infrared Generation Based on Intracavity Difference Frequency Mixing

open access: yesIEEE Photonics Journal, 2021
We demonstrated highly-efficient pulsed mid-infrared generation based on intracavity difference frequency mixing inside a continuous-wave (CW) PPLN optical parametric oscillator (OPO).
Peng Wang   +3 more
doaj   +1 more source

Comparative Modeling of Infrared Fiber Lasers

open access: yesPhotonics, 2018
The modeling and design of fiber lasers facilitate the process of their practical realization. Of particular interest during the last few years is the development of lanthanide ion-doped fiber lasers that operate at wavelengths exceeding 2000 nm.
Slawomir Sujecki   +10 more
doaj   +1 more source

Separación isotópica de Si mediante la DMFIR con dos frecuencias [PDF]

open access: yes, 2017
InfraRed Multi-Photon Dissociation (IRMPD) is a highly selective laser isotope separation technique. This process consists of a sequential IR photon absorption from the ground vibrational state up to dissociation by a molecule that contains the isotope ...
Azcárate, María Laura   +3 more
core   +2 more sources

Mid-infrared lasers for energy frontier plasma accelerators

open access: yes, 2016
Mid-infrared lasers offer an alternative path for plasma acceleration; proposed applications include lepton colliders, gamma colliders, and positron sources.
I. Pogorelsky, M. Polyanskiy, W. Kimura
semanticscholar   +1 more source

Infrared laser sampling of low volumes combined with shotgun lipidomics reveals lipid markers in palatine tonsil carcinoma

open access: yesMolecular Oncology, EarlyView.
Nanosecond infrared laser (NIRL) low‐volume sampling combined with shotgun lipidomics uncovers distinct lipidome alterations in oropharyngeal squamous cell carcinoma (OPSCC) of the palatine tonsil. Several lipid species consistently differentiate tumor from healthy tissue, highlighting their potential as diagnostic markers.
Leonard Kerkhoff   +11 more
wiley   +1 more source

Research status of rare-earth-ion-doped infrared laser

open access: yesFrontiers in Physics
Infrared lasers have an extensive range of applications in sensing, detection, communication, medicine, and other fields. The principle of directly pumping solid-state lasers is simple, and it can easily achieve high-power and high-efficiency laser ...
Jing-Xiang Zhang   +17 more
doaj   +1 more source

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