News about laser diodes

Displaying 251-300 of 636 results.

Interaction of phase and amplitude shaping in an external cavity semiconductor laser

SPIE
Date: Mar 7, 2016

Ultrashort pulse generation with semiconductor lasers poses a promising alternative to currently av…

Application: Others

Randomness extraction from a chaotic laser diode with dispersive self-injection

SPIE
Date: Mar 4, 2016

High-speed generation of random bits has attracted much attention recently using chaotic dynamics i…

Application: Others

Reliability of high power laser diodes with external optical feedback

SPIE
Date: Mar 4, 2016

Direct diode laser systems gain importance in the fields of material processing and solid-state las…

Application: Others

Sequential description of the catastrophic optical damage of high power laser diodes

SPIE
Date: Mar 4, 2016

Cathodoluminescence (CL) analysis of high power laser diodes permits to reveal the main defects iss…

Application: Others

High-power operation of coherently coupled tapered laser diodes in an external cavity

SPIE
Date: Mar 4, 2016

We demonstrate a rear-side phase-locking architecture with two high-brightness diode lasers. This t…

Application: Others

Reliability study on high power 638-nm triple emitter broad area laser diode

SPIE
Date: Mar 4, 2016

Reliabilities of the 638-nm triple emitter broad area laser diode (BA-LD) with the window-mirror st…

Application: Others

Spectral filtering effects in synchronized semiconductor laser networks

SPIE
Date: Mar 4, 2016

Bidirectional coupling of semiconductor lasers (SLs) through optical injection is a well establishe…

Application: Others

Gain compression effect on the modulation dynamics of an optically injection-locked semiconductor laser using gain lever

SPIE
Date: Mar 4, 2016

The modulation response of an optically-injected gain lever semiconductor laser is studied and calc…

Application: Others

Integration of mode-locked diode lasers

SPIE
Date: Mar 3, 2016

Monolithic mode-locked semiconductor lasers are attractive sources of short optical pulses with adv…


High-efficiency and compact semiconductor lasers with monolithically integrated switches for generation of high-power nanosecond pulses in time-of-flight (TOF) systems

SPIE
Date: Mar 3, 2016

We present a new approach based on the integration of the functions of a high-efficiency current sw…

Application: Others

AlGaAs ridge laser with 33% wall-plug efficiency at 100 °C based on a design of experiments approach

IOPscience
Date: Mar 1, 2016

Upcoming applications for semiconductor lasers present limited thermal dissipation routes demanding…

Application: Others

Development and measurement of a near-infrared CH4 detection system using 1.654 μm wavelength-modulated diode laser and open reflective gas sensing probe

ScienceDirect
Date: Mar, 2016

A near-infrared (NIR) methane (CH4) detection system based on tunable diode laser absorption spectr…

Application: Others

Polyimide-isolated ridge waveguide InGaN/GaN laser diodes based on back-ward exposure

ScienceDirect
Date: Mar, 2016

The manufacture of metal electrode window on the ridge structure of laser diodes (LDs) is a confuse…

Application: Others

Development of vertical external cavity surface emitting lasers (VECSELs) for use as monochromatic and polychromatic sodium guidestars

SPIE
Date: Feb, 2016

The work of Pique showed that multiple guidestars emitting at 1140 nm and 589 nm simultaneously cou…

Application: Others

Photoluminescence excitation measurements in the 1.1-1.6 μm spectral range

AIP Publishing
Date: Feb 29, 2016
Photoluminescence excitation measurements in the 1.1-1.6 μm spectral range

Pressure-tuned laser diodes are used for photoluminescence excitation in quantum-well samples grown…

Application: Others

InGaN/GaN DFB laser diodes at 434 nm with deeply etched sidewall gratings

SPIE
Date: Feb 26, 2016

We report on deeply etched sidewall grating DFB lasers in the InGaN/GaN material system emitting at…

Application: Others

Comparison of preprocessing technique of second harmonic detection with tunable diode laser

springer.com
Date: Feb 26, 2016

Tunable diode laser absorption spectroscopy combined with harmonic detection has been extensively u…

Application: Others

Microchip laser converter based on InGaN laser diode and (Zn)CdSe quantum dot heterostructure

Wiley Online Library
Date: Feb 25, 2016
Microchip laser converter based on InGaN laser diode and (Zn)CdSe quantum dot heterostructure

A high-efficiency microchip violet–green laser converter based on a molecular-beam epitaxy grown gr…

Application: Others

Highly efficient local-oscillator-free photonic microwave down-converters based on period-one nonlinear dynamics of semiconductor lasers

SPIE
Date: Feb 25, 2016

Photonic microwave down-conversion using period-one nonlinear dynamics of semiconductor lasers is p…

Application: Others

Realization of all-optical logic gates using injection locking in a distributed feedback laser diode

Wiley Online Library
Date: Feb 24, 2016
Realization of all-optical logic gates using injection locking in a distributed feedback laser diode

In this article, we experimentally demonstrate an all-optical inverter and NOR logic working at 10 …

Application: Others

Linearization of microwave photonic link based on nonlinearity of distributed feedback laser

SPIE
Date: Feb 18, 2016

A microwave photonic link (MPL) with spurious-free dynamic range (SFDR) improvement utilizing the n…

Application: Others

SemiNex Corporation Launches 1st Full E-commerce Website for Laser Diodes

Date: Feb 17, 2016
SemiNex Corporation Launches 1st Full E-commerce Website for Laser Diodes

SemiNex Corporation is pleased to announce the launch of its new website at www.seminex.com. The …

Application: Others

Laser source for dimensional metrology: investigation of an iodine stabilized system based on narrow linewidth 633 nm DBR diode

IOPscience
Date: Feb 16, 2016
Laser source for dimensional metrology: investigation of an iodine stabilized system based on narrow linewidth 633 nm DBR diode

We demonstrated that an iodine stabilized distributed Bragg reflector (DBR) diode based laser syste…

Application: Others,Sensor

Physical layer one-time-pad data encryption through synchronized semiconductor laser networks

SPIE
Date: Feb 13, 2016

Semiconductor lasers (SL) have been proven to be a key device in the generation of ultrafast true r…

Application: Others

Modulation performance of semiconductor laser coupled with an ultra-short external cavity

ScienceDirect
Date: Feb, 2016

We present modeling on the evaluation of the modulation performance of semiconductor laser coupled …

Application: Others

Application of indium tin oxide to the p-cladding layers of yellow/green II-VI compound semiconductor laser diode structures on InP substrates

Wiley Online Library
Date: Feb 9, 2016
Application of indium tin oxide to the p-cladding layers of yellow/green II-VI compound semiconductor laser diode structures on InP substrates

The application of indium tin oxide (ITO) as the p-cladding layer of II-VI compound semiconductor l…

Application: Others

Is there a protocol in experimental skin wounds in rats using low-level diode laser therapy (LLDLT) combining or not red and infrared wavelengths? Systematic review

springer.com
Date: Feb 9, 2016

A systematic review addressing experiments with healing of skin wounds in rats using LLDLT with dif…

Application: Others

Simultaneous frequency stabilization, wavelength multiplexing and improvement of beam quality using a self-optimizing external cavity diode laser

OSA Publishing
Date: Feb 1, 2016
Simultaneous frequency stabilization, wavelength multiplexing and improvement of beam quality using a self-optimizing external cavity diode laser

The combination of a dense wavelength division multiplexer based on volume Bragg gratings (VBGs) an…

Application: Others

Fabrication and analysis of highly-reflective metal-dielectric mirrors for high-performance semiconductor laser applications

ScienceDirect
Date: Feb, 2016

The device performance improvement of ridge waveguide (RWG) laser diodes (LDs), operating at a wave…

Application: Others

InAs/GaAs quantum dot lasers with GaP strain-compensation layers grown by molecular beam epitaxy

Wiley Online Library
Date: Jan 20, 2016
InAs/GaAs quantum dot lasers with GaP strain-compensation layers grown by molecular beam epitaxy

The strain-compensation (SC) technique to reduce the accumulation of strain is a promising approach…

Application: Others

Linewidth measurement of mid infrared quantum cascade laser by optical feedback interferometry

AIP Publishing
Date: Jan 19, 2016
Linewidth measurement of mid infrared quantum cascade laser by optical feedback interferometry

We estimated experimentally the linewidth (0.28 MHz) of a distributed feedback quantum cascade lase…

Application: Others

Suppression of extended defects propagation in a laser diodes structure grown on (20-21) GaN

IOPscience
Date: Jan 18, 2016

In this work, we fabricated green-light-emitting laser structures on a (20-21) semipolar GaN substr…

Application: Others

A miniaturized compact open-loop RFOG with demodulation signal compensation technique to suppress intensity modulation noise

ScienceDirect
Date: Jan 15, 2016

A miniaturized compact open-loop resonator fiber optic gyro (RFOG) prototype with main body size of…

Application: Others

An Sb-doped p-type ZnO nanowire based random laser diode

IOPscience
Date: Jan 14, 2016

An electrically pumped Sb-doped ZnO nanowire/Ga-doped ZnO p–n homojunction random laser is demonstr…

Application: Others

Freely Triggerable Picosecond Pulses from a DBR Ridge Waveguide Diode Laser near 1120 nm

IEEE
Date: Jan 12, 2016

In this work we present results on the pulsed operation of a distributed Bragg reflector ridge wave…

Application: Others

Performance improvements in temperature reconstructions of 2-D tunable diode laser absorption spectroscopy (TDLAS)

springer.com
Date: Jan 9, 2016

Performance improvement was attained in data reconstructions of 2-dimensional tunable diode laser a…

Application: Others

Design and Analysis of Enhanced Modulation Response in Integrated Coupled Cavities DBR Lasers Using Photon-Photon Resonance

MDPI
Date: Jan 8, 2016
Design and Analysis of Enhanced Modulation Response in Integrated Coupled Cavities DBR Lasers Using Photon-Photon Resonance

In the last few decades, various solutions have been proposed to increase the modulation bandwidth …

Application: Others

Milliwatt-class GaN-based blue vertical-cavity surface-emitting lasers fabricated by epitaxial lateral overgrowth

Wiley Online Library
Date: Jan 8, 2016
Milliwatt-class GaN-based blue vertical-cavity surface-emitting lasers fabricated by epitaxial lateral overgrowth

We have achieved continuous-wave (CW) operation of gallium nitride (GaN)-based vertical-cavity surf…

Application: Others

Laser diode self-mixing technique for liquid velocimetry

ScienceDirect
Date: Jan 7, 2016

Using the self-mixing technique, or optical feedback interferometry, fluid velocity measurements of…

Application: Others

Spectral narrowing and stabilization of interband cascade laser by volume Bragg grating

OSA Publishing
Date: Jan 1, 2016
Spectral narrowing and stabilization of interband cascade laser by volume Bragg grating

A volume Bragg grating recorded in photo-thermo-refractive glass was used to spectrally lock the em…

Application: Others

Investigation of mole fraction in nitride semiconductor using photonic bandgap analysis

ScienceDirect
Date: Jan, 2016

This paper investigates the mole fraction of aluminium and indium in AlxGa1−xN and InxGa1−xN semico…

Application: Others

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