News about laser

Displaying 1-50 of 190 results.

Watt-level passively Q-switched and mode-locked Nd:YAG laser with a reflective MoS2 saturable absorber

ScienceDirect
Date: Dec, 2018
Watt-level passively Q-switched and mode-locked Nd:YAG laser with a reflective MoS2 saturable absorber

A passively Q-switched mode-locked Nd: YAG laser with a reflective molybdenum disulfide (MoS2) satu…

Watt-level passively Q-switched and mode-locked Nd:YAG laser with a reflective MoS2 saturable absorber

ScienceDirect
Date: Dec, 2018
Watt-level passively Q-switched and mode-locked Nd:YAG laser with a reflective MoS2 saturable absorber

A passively Q-switched mode-locked Nd: YAG laser with a reflective molybdenum disulfide (MoS2) satu…

Properties of defect modes in two-dimensional organic octagonal quasicrystals at low dielectric contrast

ScienceDirect
Date: Nov 15, 2018
Properties of defect modes in two-dimensional organic octagonal quasicrystals at low dielectric contrast

We study theoretically the localization and coupling properties of defect modes in octagonal quasi-…

A novel double masking scheme for enhancing security of optical chaotic communication based on two groups of mutually asynchronous VCSELs

ScienceDirect
Date: Nov, 2018
A novel double masking scheme for enhancing security of optical chaotic communication based on two groups of mutually asynchronous VCSELs

The emergence of optical chaotic secure communication has opened up an alternative path for informa…

Femtosecond laser inscription of Bragg gratings on a thin GaN film grown on a sapphire substrate

ScienceDirect
Date: Oct, 2018
Femtosecond laser inscription of Bragg gratings on a thin GaN film grown on a sapphire substrate

Bragg gratings were inscribed with a NIR femtosecond laser, cylindrical lens and a phase mask on th…

High power passively Q-switched Er3+-doped ZBLAN fiber laser at 2.8 µm based on a semiconductor saturable absorber mirror

IOP science
Date: Aug 8, 2018
High power passively Q-switched Er3+-doped ZBLAN fiber laser at 2.8 µm based on a semiconductor saturable absorber mirror

We report a 976 nm diode-pump passively Q-switched Er3+-doped ZBLAN fiber laser based on a semicond…

Low-Temperature Solution-Based In2O3 Channel Formation for Thin-Film Transistors Using a Visible Laser-Assisted Combustion Process

IEEE
Date: Aug 2, 2018
Low-Temperature Solution-Based In2O3 Channel Formation for Thin-Film Transistors Using a Visible Laser-Assisted Combustion Process

This letter reports the low-temperature solution-based fabrication of indium oxide (In2O3) thin-fil…

XPS Study of the In/CdTe Interface Modified by Nanosecond Laser Irradiation

springer.com
Date: Aug, 2018
XPS Study of the In/CdTe Interface Modified by Nanosecond Laser Irradiation

The X-ray photoelectron spectroscopy (XPS) with 650 eV synchro-tron radiation was employed to study…

Effects of modulation p doping in InAs quantum dot lasers on silicon

AIP Publishing LLC
Date: Aug, 2018
Effects of modulation p doping in InAs quantum dot lasers on silicon

We investigate, both experimentally and theoretically, the gain characteristics of modulation p-dop…

Monolayer MoS2-based High Energy Rectangular Pulse Fiber Laser Author links open overlay panel

ScienceDirect
Date: Aug, 2018
Monolayer MoS2-based High Energy Rectangular Pulse Fiber Laser Author links open overlay panel

We have reported the generation of wave-breaking-free pulses operated in dissipative soliton resona…

Numerical analysis of the output waveguide design for 1.55 μm square microcavity lasers directly grown on GaAs substrates

ScienceDirect
Date: Jul, 2018
Numerical analysis of the output waveguide design for 1.55 μm square microcavity lasers directly grown on GaAs substrates

We report a structure design of 1.55 μm square microcavity lasers monolithically integrated on GaAs…

Heating of Energetic Materials by Continuous-Wave Near-IR Laser Radiation

springer.com
Date: Jul, 2018
Heating of Energetic Materials by Continuous-Wave Near-IR Laser Radiation

The heating of energetic materials by the radiation of fiber-coupled continuously-pumped lasers at …

Laser Micromachining of Semiconductor Materials

springer.com
Date: Jun 30, 2018
Laser Micromachining of Semiconductor Materials

Silicon material has been extensively used in electronics, optoelectronics, and Microelectromechani…

Laser Micromachining of Semiconductor Materials

springer.com
Date: Jun 30, 2018
Laser Micromachining of Semiconductor Materials

Silicon material has been extensively used in electronics, optoelectronics, and Microelectromechani…

Detectorless Intracavity Technique with an EC-QCL for Atmospheric Gas Detection

OSA Publishing
Date: Jun 28, 2018
Detectorless Intracavity Technique with an EC-QCL for Atmospheric Gas Detection

We report the development of an external-cavity quantum cascade laser emitting in the mid-infrared …

Mapping the dynamical regimes of a SESAM mode-locked VECSEL with a long cavity using time series analysis

OSA Publishing
Date: Jun 25, 2018
Mapping the dynamical regimes of a SESAM mode-locked VECSEL with a long cavity using time series analysis

The different dynamical regions of an optically-pumped SESAM mode-locked, long-cavity VECSEL system…

Ultrashort Pulse Soliton Fiber Laser Generation With Integration of Antimony Film Saturable Absorber

Kokyo Inc.
Date: Jun 21, 2018
Ultrashort Pulse Soliton Fiber Laser Generation With Integration of Antimony Film Saturable Absorber

A soliton-locked Erbium-doped fiber laser is demonstrated for the first time using a pure Antimony …

Ultrashort Pulse Soliton Fiber Laser Generation With Integration of Antimony Film Saturable Absorber

IEEE
Date: Jun 21, 2018
Ultrashort Pulse Soliton Fiber Laser Generation With Integration of Antimony Film Saturable Absorber

A soliton-locked Erbium-doped fiber laser is demonstrated for the first time using a pure Antimony …

Quantum efficiency of femtosecond-laser sulfur hyperdoped silicon solar cells after different annealing regimes

ScienceDirect
Date: Jun 15, 2018
Quantum efficiency of femtosecond-laser sulfur hyperdoped silicon solar cells after different annealing regimes

Annealing dependent absorption and quantum efficiency spectra are determined on femtosecond-laser, …

Modeling and experimental validation of highly astigmatic laser beams

SPIE
Date: Jun 5, 2018
Modeling and experimental validation of highly astigmatic laser beams

Gaussian beamlet decomposition (GBD) and Gaussian beamlet propagation (GBP) have become accepted an…

Improvement on vibration measurement performance of laser self-mixing interference by using a pre-feedback mirror

ScienceDirect
Date: Jun, 2018
Improvement on vibration measurement performance of laser self-mixing interference by using a pre-feedback mirror

In the laser self-mixing interference vibration measurement system, the self mixing interference si…

A Q-switched Ho:YAG laser with double anti-misalignment corner cubes pumped by a diode-pumped Tm:YLF laser

ScienceDirect
Date: Jun, 2018
A Q-switched Ho:YAG laser with double anti-misalignment corner cubes pumped by a diode-pumped Tm:YLF laser

We report the acousto-optically Q-switched Ho:YAG laser with double anti-misalignment corner cubes …

Multi-peak tunable CW orange laser based on single-pass sum frequency generation in step-chirped MgO: PPLN

springer.com
Date: May, 2018
Multi-peak tunable CW orange laser based on single-pass sum frequency generation in step-chirped MgO: PPLN

We report an all-solid-state tunable CW orange laser based on single-pass sum-frequency generation …

Photoinduced Degradation of the Optical Properties of Colloidal Ag2S and CdS Quantum Dots Passivated by Thioglycolic Acid

springer.com
Date: May, 2018
Photoinduced Degradation of the Optical Properties of Colloidal Ag2S and CdS Quantum Dots Passivated by Thioglycolic Acid

The results of studying degradation of the optical properties of colloidal Ag2S and CdS quantum dot…

Comparative analysis of parameters of pulsed copper vapour laser and known types of technological lasers

SPIE
Date: Apr 16, 2018
Comparative analysis of parameters of pulsed copper vapour laser and known types of technological lasers

In the present paper we present the results of a comparative analysis of pulsed copper vapour laser…

65-fs Yb-doped all-fiber laser using tapered fiber for nonlinearity and dispersion management

OSA Publishing
Date: Apr 15, 2018
65-fs Yb-doped all-fiber laser using tapered fiber for nonlinearity and dispersion management

We implement an ultrafast Yb-doped all-fiber laser which incorporates tapered single-mode fibers fo…

Characteristic Temperature of a 2 µm InGaSb/AlGaAsSb Mode-locked Quantum Well Laser

OSA Publishing
Date: Mar 26, 2018
Characteristic Temperature of a 2 µm InGaSb/AlGaAsSb Mode-locked Quantum Well Laser

Mode locking is achieved in a 2 μm GaSb-based laser up to 60 °C. The laser has a T0 of ~82 K at roo…

Ultra-fast dynamic of unipolar mid-infrared lasers and detectors

OSA Publishing
Date: Mar 26, 2018
Ultra-fast dynamic of unipolar mid-infrared lasers and detectors

The need for ever-increasing data rate communications calls for key enabling wireless technologies,…

Application of Quantum Cascade Laser Absorption Spectroscopy for Correlation Studies in Plasma Etching Processes in the Semiconductor Industry

OSA Publishing
Date: Mar 26, 2018
Application of Quantum Cascade Laser Absorption Spectroscopy for Correlation Studies in Plasma Etching Processes in the Semiconductor Industry

Applying quantum cascade laser absorption spectroscopy a correlation could be demonstrated between …

Diode-pumped femtosecond Tm3+-doped LuScO3 laser near 2.1  μm

OSA Publishing
Date: Mar 15, 2018
Diode-pumped femtosecond Tm3+-doped LuScO3 laser near 2.1  μm

We report on the first demonstration, to the best of our knowledge, of a diode-pumped Tm:LuScO3 las…

Single-laser polarization-controlled optical sampling system for THz-TDS

OSA Publishing
Date: Mar 15, 2018
Single-laser polarization-controlled optical sampling system for THz-TDS

We demonstrate a polarization-multiplexed, single-laser system for terahertz (THz) time-domain spec…

Full path compensation laser feedback interferometry for remote sensing with recovered nanometer resolutions

AIP Publishing LLC
Date: Mar 15, 2018
Full path compensation laser feedback interferometry for remote sensing with recovered nanometer resolutions

The accuracy of the existing laser feedback interferometry for measuring the remote target is limit…

Spectral narrowing and stabilization of 10-W broad-area laser with fiber pump delivery system (Conference Presentation)

SPIE
Date: Mar 14, 2018
Spectral narrowing and stabilization of 10-W broad-area laser with fiber pump delivery system (Conference Presentation)

The emission spectrum of a 10-W commercial broad-area laser was narrowed and stabilized by coupling…

Seawater Communication with Blue Laser Carried 16-QAM OFDM at 3.7 GBaud

OSA Publishing
Date: Mar 11, 2018
Seawater Communication with Blue Laser Carried 16-QAM OFDM at 3.7 GBaud

Point-to-point seawater communication based on directly 16-QAM OFDM encoded 450-nm blue laser is pe…

Ultra-narrow linewidth quantum dot coherent comb lasers

OSA Publishing
Date: Mar 11, 2018
Ultra-narrow linewidth quantum dot coherent comb lasers

We have developed a secondary-cavity self-injection feedback locking system to simultaneously reduc…

Low threshold current 1.3 µm Fabry-Perot III-V quantum dot lasers on (001) Si with superior reliability

OSA Publishing
Date: Mar 11, 2018
Low threshold current 1.3 µm Fabry-Perot III-V quantum dot lasers on (001) Si with superior reliability

We report 1.3 μm quantum dot lasers monolithically integrated on Si substrate. A threshold current …

Passively mode-locked diode-pumped Tm3+:YLF laser emitting at 1.91 µm using a GaAs-based SESAM

IOP science
Date: Mar 9, 2018
Passively mode-locked diode-pumped Tm3+:YLF laser emitting at 1.91 µm using a GaAs-based SESAM

We report on a diode-pumped Tm:YLF laser passively mode-locked with an InGaAs saturable absorber. T…

Research on laser detonation pulse circuit with low-power based on super capacitor

SPIE
Date: Mar 5, 2018
Research on laser detonation pulse circuit with low-power based on super capacitor

According to the demand of laser initiating device miniaturization and low power consumption of wea…

Mode locked Nd3+ and Gd3+ co-doped calcium fluoride crystal laser at dual gain lines

ScienceDirect
Date: Mar 1, 2018
Mode locked Nd3+ and Gd3+ co-doped calcium fluoride crystal laser at dual gain lines

Based on a novel disordered fluoride crystal—Nd3+ and Gd3+ co-doped CaF2, we demonstrate a dual-wav…

Mode locked Nd3+ and Gd3+ co-doped calcium fluoride crystal laser at dual gain lines

ScienceDirect
Date: Mar 1, 2018
Mode locked Nd3+ and Gd3+ co-doped calcium fluoride crystal laser at dual gain lines

Based on a novel disordered fluoride crystal—Nd3+ and Gd3+ co-doped CaF2, we demonstrate a dual-wav…

Accurate measurement of airborne biological particle concentration based on laser-induced fluorescence technique

ScienceDirect
Date: Mar, 2018
Accurate measurement of airborne biological particle concentration based on laser-induced fluorescence technique

We develop a biological particle counter based on laser-induced fluorescence for accurate measureme…

Laser-induced nonlinear crystalline waveguide on glass fiber format and diode-pumped second harmonic generation

ScienceDirect
Date: Mar, 2018
Laser-induced nonlinear crystalline waveguide on glass fiber format and diode-pumped second harmonic generation

We report a diode pumped self-frequency-doubled nonlinear crystalline waveguide on glass fiber. A r…

Tunneling Modulation of Transistor Lasers: Theory and Experiment

IEEE
Date: Feb 27, 2018
Tunneling Modulation of Transistor Lasers: Theory and Experiment

The coherent photons generated at the base quantum wells in the transistor laser (TL) interact with…

Interband cascade laser-based ppbv-level mid-infrared methane detection using two digital lock-in amplifier schemes

springer.com
Date: Feb 23, 2018
Interband cascade laser-based ppbv-level mid-infrared methane detection using two digital lock-in amplifier schemes

A parts-per-billion in volume (ppbv) level mid-infrared methane (CH4) sensor system was demonstrate…

Miniaturized semiconductor MOPA laser source at 772 nm for the generation of UV laser light

SPIE
Date: Feb 23, 2018
Miniaturized semiconductor MOPA laser source at 772 nm for the generation of UV laser light

For several fields such as spectroscopy, metrology, and lithography, laser sources in the ultraviol…

Exploring the Emergence of the Self-Q-Switching in Diode-Pumped Yb:KGW Monolithic Lasers

IEEE
Date: Feb 2, 2018
Exploring the Emergence of the Self-Q-Switching in Diode-Pumped Yb:KGW Monolithic Lasers

We perform through experiments to explore the key factors for the emergence of a self-Q-switching p…

Design of photonic crystal surface emitting lasers with indium-tin-oxide top claddings editors-pick

AIP Publishing LLC
Date: Feb, 2018
Design of photonic crystal surface emitting lasers with indium-tin-oxide top claddings  editors-pick

Electrically pumped GaAs-based photonic crystal surface emitting lasers were fabricated using a sim…

Passively mode-locked 354–1200 fs and continuous-wave 1044–1081 nm tunable operation of diode-pumped Nd,La:SrF2 laser

IOP science
Date: Feb, 2018
Passively mode-locked 354–1200 fs and continuous-wave 1044–1081 nm tunable operation of diode-pumped Nd,La:SrF2 laser

The fundamental spectroscopic properties of four Nd,La:SrF2 crystals with different $ \newcommand{\…

Intensity noise behavior of an InAs/InGaAs quantum dot laser emitting on ground states and excited states

OSA Publishing
Date: Feb, 2018
Intensity noise behavior of an InAs/InGaAs quantum dot laser emitting on ground states and excited states

We experimentally and numerically study the amplitude stability of an InAs/InGaAs quantum dot laser…