News about laser diodes

Displaying 401-450 of 745 results.

Low cost and high performance GPON, GEPON and RFoG optical network pentaplexer module design using diffractive grating approach

ScienceDirect
Date: Jan, 2016

A new architecture of a pentaplexer transceiver module which can be used in GPON/GEPON and RFoG tri…

Application: Others

Homebuilt: Laser Shotgun Insanity

IEEE
Date: Jan, 2016

Laser diode technology has taken massive leaps over the past decade, and its implications are follo…

Application: Others

Analysis of origin of measured 1/f noise in high-power semiconductor laser diodes far below threshold current

ScienceDirect
Date: Dec 29, 2015

The 1/f noise is measured under the bias one tenth the threshold current of the InGaAs quantum well…

Application: Others

Degradation and spectral–spatial characteristics of the radiation of high-power laser diodes

springer.com
Date: Dec 27, 2015

Characteristics of the radiation of high-power injection lasers with quantum wells (QW) at 965 nm a…

Application: Others

Sinusoidal frequency modulation on laser diode for frequency stabilization and displacement measurement

ScienceDirect
Date: Dec 22, 2015

In this paper, we propose the sinusoidal frequency modulation on a laser diode (LD) to achieve both…

Application: Others

In Situ Monitoring Capabiities of Quantum Cascade Laser Absorption Spectroscopy in Industrial Plasma Processes

Wiley Online Library
Date: Dec 22, 2015
In Situ Monitoring Capabiities of Quantum Cascade Laser Absorption Spectroscopy in Industrial Plasma Processes

Plasmas in interaction with surfaces are of key importance in a wide range of applications, which i…

Application: Others

Analysis of SNR penalty in Brillouin optical time-domain analysis sensors induced by laser source phase noise

IOPscience
Date: Dec 21, 2015

In this paper, we analyze numerically the effect of phase noise from the laser in Brillouin optical…

Application: Others

High power continuous operation of a widely tunable quantum cascade laser with an integrated amplifier

AIP Publishing
Date: Dec 21, 2015
High power continuous operation of a widely tunable quantum cascade laser with an integrated amplifier

Wide electrical tuning and high continuous output power is demonstrated from a single mode quantum …

Application: Others

Generation of fluorescent CdSe nanocrystals by short-pulse laser fragmentation

springer.com
Date: Dec 19, 2015

A simple liquid-phase laser fragmentation approach, resulting in the rapid transformation of CdSe m…

Application: Others

Quantum-Dot Laser Dynamics

springer.com
Date: Dec 15, 2015

The stability of semiconductor laser operation plays a crucial role in almost every possible applic…

Application: Others

Transient gain analysis of gain-switched semiconductor lasers during pulse lasing

OSA Publishing
Date: Dec 10, 2015
Transient gain analysis of gain-switched semiconductor lasers during pulse lasing

We analyzed the transient gain properties of three gain-switched semiconductor lasers with differen…

Application: Others

Wavelength-dependent femtosecond pulse amplification in wideband tapered-waveguide quantum well semiconductor optical amplifiers

OSA Publishing
Date: Dec 10, 2015
Wavelength-dependent femtosecond pulse amplification in wideband tapered-waveguide quantum well semiconductor optical amplifiers

In this paper, we study the wavelength-dependent amplification in three different wideband quantum …

Application: Others

Progress of Aluminum Gallium Indium Phosphide Red Laser Diodes and Beyond

Taylor & Francis Online
Date: Dec 10, 2015
Progress of Aluminum Gallium Indium Phosphide Red Laser Diodes and Beyond

High-quality aluminum gallium indium phosphide epitaxial layers for red laser diodes have been grow…

Application: Others

Thermal Behavior of High Power GaAs-based Laser Diodes in Vacuum Environment

IEEE
Date: Dec 4, 2015

Since 980nm GaAs-based laser diodes are now implemented in space missions, there is a huge need to …

Application: Others

Simple method for measuring the linewidth enhancement factor of semiconductor lasers

OSA Publishing
Date: Dec 1, 2015
Simple method for measuring the linewidth enhancement factor of semiconductor lasers

A simple method for measuring the linewidth enhancement factor (LEF) of semiconductor lasers (SLs) …

Application: Others

Investigation of collimating and focusing lenses’ impact on laser diode stack beam parameter

OSA Publishing
Date: Dec 1, 2015
Investigation of collimating and focusing lenses’ impact on laser diode stack beam parameter

The paper presents a new expression for determining the beam parameter product of a multi-emitter l…

Application: Others

NEW USHIO OPTO Blue-Violet Laser Diodes Combine High Power Performance & Low Power Consumption

Date: Dec, 2015
NEW USHIO OPTO Blue-Violet Laser Diodes Combine High Power Performance & Low Power Consumption

The Optoelectronics Company is delighted to introduce the new USHIO HL40033G 405nm industrial lase…

Application: Others

Spectral, space–energy, and polarization characteristics of laser diodes with lasing wavelengths of 530 nm

springer.com
Date: Dec, 2015

The characteristics of laser diodes (LDs) with quantum-well (QW) InGaN layers with lasing wavelengt…

Application: Others

Development of semiconductor laser based Doppler lidars for wind-sensing applications

IEEE
Date: Dec, 2015

We summarize the progress we have made in the development of semiconductor laser (SL) based Doppler…

Application: Others

View from... Photonics Meets Biology Summer School: The bio-mission of diode lasers

Nature Publishing Group
Date: Nov 27, 2015

Diode lasers represent a viable alternative to light sources used in many biomedical applications. …

Application: Others

Resonant energy transfer between patterned InGaN/GaN quantum wells and CdSe/ZnS quantum dots

Royal Society of Chemistry
Date: Nov 27, 2015

We explore an easy method for preparation of a hybrid device of a photonic crystal InGaN/GaN quantu…

Application: Others

Anti-Crossing Effect and Optimization of Waveguide Structure in InGaN/GaN/AlGaN Laser Diode on Sapphire Substrate

ScienceDirect
Date: Nov 27, 2015

For optimization of the waveguide in an InGaN/GaN/AlGaN laser diode (LD) on a sapphire substrate, w…

Application: Others

Phase shifting and phase retrieval with a fully automated laser diode system

OSA Publishing
Date: Nov 20, 2015
Phase shifting and phase retrieval with a fully automated laser diode system

A low-cost and fully automated process for phase-shifting interferometry (PSI) by continuously chan…

Application: Others

Investigation of continuous wave and pulsed laser performance based on Nd3+:Gd0.6Y1.4SiO5 crystal

IOPscience
Date: Nov 18, 2015

We systematically investigated a laser diode (LD) pumped Nd:GYSO (Nd3+:Gd0.6Y1.4SiO5) laser. The ou…

Application: Others

Working characteristics of external distributed feedback polymer lasers with varying waveguiding structures

IOPscience
Date: Nov 18, 2015

We report the fabrication and characterization of second-order external distributed feedback (DFB) …

Application: Others

Enhanced temperature characteristic of InGaN/GaN laser diodes with uniform multiple quantum wells

IOPscience
Date: Nov 16, 2015

Temperature-dependent electroluminescence (EL) of two high-power blue InGaN/GaN laser diodes (LDs) …

Application: Others

AlGaN-Based Ultraviolet Laser Diodes

springer.com
Date: Nov 13, 2015

The current status of UV lasers and laser diodes (LDs) based on group III-nitrides is reviewed. The…

Application: Others

High brightness laser-diode device emitting 160 watts from a 100  μm/NA  0.22 fiber

OSA Publishing
Date: Nov 10, 2015
High brightness laser-diode device emitting 160 watts from a 100  μm/NA  0.22 fiber

A practical method of achieving a high-brightness and high-power fiber-coupled laser-diode device i…

Application: Others

Material research on the InGaAs-emitting-layer VECSEL grown on GaAs substrate

ScienceDirect
Date: Nov 10, 2015

Wafers of InGaAs-emitting-layer vertical external cavity surface emitting semiconductor laser (VECS…

Application: Others

Interband cascade lasers with long lifetimes

OSA Publishing
Date: Nov 10, 2015
Interband cascade lasers with long lifetimes

Narrow-ridge interband cascade lasers were subjected to accelerated aging. The aging curves were st…

Application: Others

Processing grating structures on surfaces of wide-bandgap semiconductors using femtosecond laser and phase mask

SPIE
Date: Nov 9, 2015

Fabrication of grating structures on surfaces of wide-bandgap semiconductors, namely silicon carbid…

Application: Others

Electrically pumped continuous-wave III–V quantum dot lasers on silicon

Nature Publishing Group
Date: Nov 8, 2015

Reliable, efficient electrically pumped silicon-based lasers would enable full integration of photo…

Application: Others

Structural and NIR to Visible upconversion properties of Er3+-doped LaPO4 phosphors

ScienceDirect
Date: Nov 5, 2015

Various concentrations of Er3+-doped LaPO4 powder phosphors have been synthesized by the convention…

Application: Others

Coupling of a laser diode to a quadric interface lensed monomode elliptic-core step index fiber: efficiency computation with the ABCD matrix

springer.com
Date: Nov 4, 2015

We report what to our knowledge is the first theoretical prediction of the coupling efficiency of a…

Application: Others

Dynamics of carrier recombination in a semiconductor laser structure

springer.com
Date: Nov 4, 2015

Carrier-recombination dynamics is studied by the method of optical orientation at room temperature …

Application: Others

On a semiconductor laser with a p–n tunnel junction with radiation emission through the substrate

springer.com
Date: Nov 4, 2015

A multiwell interband cascade laser with a tunnel junction within a single waveguide and radiation …

Application: Others

Global Tunable Diode Laser Analyzer Market to be Propelled by High Demand for Emission Control

Industry Today
Date: Nov 3, 2015

Growing concern about the hazards of toxic gases in gas fields, oil fields, and mines drives the gl…

Application: Others

Advances in DFB laser diodes improve high power fiber lasers and make them more versatile

Wiley Online Library
Date: Nov 2, 2015
Advances in DFB laser diodes improve high power fiber lasers and make them more versatile

In recent years, high power lasers have become a matter of course. A superior laser source can be d…

Application: Others

Optical pulse generation in a transistor laser via intra-cavity photon-assisted tunneling and excess base carrier redistribution

AIP Publishing
Date: Nov 2, 2015
Optical pulse generation in a transistor laser via intra-cavity photon-assisted tunneling and excess base carrier redistribution

For a direct-gap semiconductor (e.g., a p-n junction), photon-assisted tunneling is known to exhibi…

Application: Others

Phase locking of 2.324 and 2.959 terahertz quantum cascade lasers using a Schottky diode harmonic mixer

OSA Publishing
Date: Nov, 2015
Phase locking of 2.324 and 2.959 terahertz quantum cascade lasers using a Schottky diode harmonic mixer

The 23rd and 31st harmonics of a microwave signal generated in a novel THz balanced Schottky diode …

Application: Others

Compound semiconductor photonic integrated circuits at Sandia National Laboratories

IEEE
Date: Nov, 2015

Monolithic photonic integrated circuits (PICs) have a long history reaching back more than 40 years…

Application: Others

Development of AlGaN-based deep ultraviolet light-emitting diodes and laser diodes

IEEE
Date: Nov, 2015

Recently, our group has demonstrated several methods to improve the performance of deep ultraviolet…

Application: Others

Room-temperature InP distributed feedback laser array directly grown on silicon

Nature Publishing Group
Date: Oct 26, 2015

Fully exploiting the silicon photonics platform for large-volume, cost-sensitive applications requi…

Application: Others

A fiber optic methane sensor based on wavelength adaptive vertical cavity surface emitting laser without thermoelectric cooler

ScienceDirect
Date: Oct 23, 2015

Based on Tunable Diode Laser Absorption Spectroscopy (TDLAS) technique and the feature of Vertical …

Application: Others

Now Also Available with Pulsed Laser Diodes

Laser Components GmbH
Date: Oct 22, 2015
Now Also Available with Pulsed Laser Diodes

LASER COMPONENTS has implemented its pulsed laser diodes in a small, shielded metal housing; operat…

Manufacturer: Laser Components GmbH
Application: Others

BeZnCdSe quantum-well ridge-waveguide laser diodes under low threshold room-temperature continuous-wave operation

AIP Publishing
Date: Oct 20, 2015
BeZnCdSe quantum-well ridge-waveguide laser diodes under low threshold room-temperature continuous-wave operation

Low threshold current ridge-waveguide BeZnCdSe quantum-well laser diodes (LDs) have been developed …

Application: Others

Solvent immersion nanoimprint lithography of fluorescent conjugated polymers

AIP Publishing
Date: Oct 19, 2015
Solvent immersion nanoimprint lithography of fluorescent conjugated polymers

Solvent immersion imprint lithography (SIIL) was used to directly nanostructure conjugated polymer …


Design and realization of beam collimation system for semiconductor laser in atomic magnetometer

SPIE
Date: Oct 15, 2015

Atomic magnetometer which uses alkali atoms as the sensors can realize ultrahigh sensitivity magnet…

Application: Others

Life prediction of 808nm high power semiconductor laser by accelerated life test of constant current stress

SPIE
Date: Oct 15, 2015

High power semiconductor laser is widely used because of its high transformation efficiency, good w…

Application: Others

Design of collimating and rearrangement systems of laser diode array beam

SPIE
Date: Oct 15, 2015

To improve the laser diode output beam quality, micro-cylindrical lens and the step-type lens combi…

Application: Others