News about laser diodes

Displaying 51-100 of 745 results.

Effects of gain nonlinearities in an optically injected gain lever semiconductor laser

OSA Publishing
Date: Aug 1, 2017
Effects of gain nonlinearities in an optically injected gain lever semiconductor laser

The effects of gain compression on the modulation dynamics of an optically injected gain lever semi…

Application: Others,Telecom

Sub-ppb nitrogen dioxide detection with a large linear dynamic range by use of a differential photoacoustic cell and a 3.5 W blue multimode diode laser

ScienceDirect
Date: Aug, 2017
Sub-ppb nitrogen dioxide detection with a large linear dynamic range by use of a differential photoacoustic cell and a 3.5 W blue multimode diode laser

A sub-ppb level photoacoustic spectroscopy (PAS)-based sensor for nitrogen dioxide (NO2) detection …

Application: Others,Sensor

Semiconductor diode laser device adjuvanting intradermal vaccine

ScienceDirect
Date: Aug, 2017
Semiconductor diode laser device adjuvanting intradermal vaccine

A brief exposure of skin to a low-power, non-tissue damaging laser light has been demonstrated to a…

Manufacturer: Seminex Corp.
Application: Others,Biology

Broadband tunable integrated CMOS pulser with 80-ps minimum pulse width for gain-switched semiconductor lasers.

NCBI
Date: Jul 31, 2017
Broadband tunable integrated CMOS pulser with 80-ps minimum pulse width for gain-switched semiconductor lasers.

High power pulsed lasers with tunable pulse widths are highly favored in many applications. When co…


Characterization of Gallium Indium Phosphide and Progress of Aluminum Gallium Indium Phosphide System Quantum-Well Laser Diode

MDPI
Date: Jul 28, 2017
Characterization of Gallium Indium Phosphide and Progress of Aluminum Gallium Indium Phosphide System Quantum-Well Laser Diode

Highly ordered gallium indium phosphide layers with the low bandgap have been successfully grown on…

Application: Others,Projector,Sensor

Transverse mode tailoring in diode lasers based on coupled large optical cavities

IOPscience
Date: Jul 27, 2017
Transverse mode tailoring in diode lasers based on coupled large optical cavities

The key principles of transverse mode engineering in edge-emitting lasers with broadened waveguides…

Application: Others,Processing

Absolute Phase Noise Analysis of a Harmonically Mode-locked Semiconductor Laser

OSA Publishing
Date: Jul 24, 2017
Absolute Phase Noise Analysis of a Harmonically Mode-locked Semiconductor Laser

We have designed and built a fiber coupled semiconductor laser at 1550 nm, which is harmonically mo…

Application: Others

Microtune - a simple monolithic widely tunable laser: Design, Fabrication, and Characterization

OSA Publishing
Date: Jul 24, 2017
Microtune - a simple monolithic widely tunable laser: Design, Fabrication, and Characterization

The design and simulation of a novel compact tunable laser is presented. Preliminary results match …

Application: Others,Sensor

Influence of nonlinear effects on the characteristics of pulsed high-power BA DBR lasers

IEEE
Date: Jul 24, 2017
Influence of nonlinear effects on the characteristics of pulsed high-power BA DBR lasers

We analyze theoretically the influence of nonlinear effects such as spatial holeburning, 2-photon a…

Application: Others,Sensor

Extending the Operating Wavelength of Type-I InAs Quantum Well Lasers on InP

OSA Publishing
Date: Jul 24, 2017
Extending the Operating Wavelength of Type-I InAs Quantum Well Lasers on InP

I will discuss our recent work on type-I InAs quantum well lasers grown on InAsP/InP buffers with r…

Application: Others,Sensor

Semipolar III-nitride laser diodes with zinc oxide cladding

OSA Publishing
Date: Jul 24, 2017
Semipolar III-nitride laser diodes with zinc oxide cladding

Incorporating transparent conducting oxide (TCO) top cladding layers into III-nitride laser diodes …

Application: Others,Processing

Gigabit-per-second white light-based visible light communication using near-ultraviolet laser diode and red-, green-, and blue-emitting phosphors

OSA Publishing
Date: Jul 24, 2017
Gigabit-per-second white light-based visible light communication using near-ultraviolet laser diode and red-, green-, and blue-emitting phosphors

Data communication based on white light generated using a near-ultraviolet (NUV) laser diode (LD) p…

Application: Others,Telecom

The output characteristics of a semiconductor circular ring laser diode with soliton wave

IEEE
Date: Jul 24, 2017
The output characteristics of a semiconductor circular ring laser diode with soliton wave

Here we present the study of the output characteristics of a semiconductor laser diode with a circu…

Application: Others,Sensor,Processing

Comparison on the Synchronization of Two Parallel GaAs Photoconductive Semiconductor Switches Excited by Laser Diodes

IEEE
Date: Jul 21, 2017
Comparison on the Synchronization of Two Parallel GaAs Photoconductive Semiconductor Switches Excited by Laser Diodes

In this letter, the synchronization of GaAs photoconductive semiconductor switches in two electrica…

Application: Others,Sensor,Processing

Design of 1.3 μm High-Performance Directly Modulated Lasers Based on High-Order Slotted Surface Gratings T

IEEE
Date: Jul 20, 2017
Design of 1.3 μm High-Performance Directly Modulated Lasers Based on High-Order Slotted Surface Gratings T

1.3 μm high-speed directly modulated lasers (DMLs) based on high-order slotted surface gratings are…

Application: Others,Telecom,Sensor

Mid-infrared laser diodes investigation via low-frequency noise spectroscopy and electrical derivative characteristics

IEEE
Date: Jul 20, 2017
Mid-infrared laser diodes investigation via low-frequency noise spectroscopy and electrical derivative characteristics

Electrical noise and electrical derivative (ED) characteristics of different heterostructure GaSb-b…

Application: Others,Sensor

Cultured Human Fibroblast Biostimulation Using a 940 nm Diode Laser

MDPI
Date: Jul 13, 2017
Cultured Human Fibroblast Biostimulation Using a 940 nm Diode Laser

Fibroblasts are the main cells involved in regeneration during wound healing. The objective was to …

Application: Others,Biology

Characteristics Improvement of Surface-Emitting Distributed Feedback Lasers With ITO Claddings

IEEE
Date: Jul 11, 2017
Characteristics Improvement of Surface-Emitting Distributed Feedback Lasers With ITO Claddings

In this study, significant improvements in the characteristics of the InAs quantum-dot surface-emit…

Application: Others,Sensor

Physics of Frequency Modulated Comb Generation in Semiconductor Diode Lasers

OSA Publishing
Date: Jul 11, 2017
Physics of Frequency Modulated Comb Generation in Semiconductor Diode Lasers

We investigate the nonlinear gain responsible for the generation of frequency modulated combs in se…

Application: Others,Sensor

Deconvolution of spectral power distribution of high-power laser diode arrays

OSA Publishing
Date: Jul 10, 2017
Deconvolution of spectral power distribution of high-power laser diode arrays

A novel method is proposed to predict the spectral power distributions (SPDs) of individual emitter…

Application: Others,Processing

Deconvolution of spectral power distribution of high-power laser diode arrays

OSA Publishing
Date: Jul 10, 2017
Deconvolution of spectral power distribution of high-power laser diode arrays

A novel method is proposed to predict the spectral power distributions (SPDs) of individual emitter…

Application: Others,Processing

Narrow-line external cavity diode laser micro-packaging in the NIR and MIR spectral range

AIP Publishing
Date: Jul 4, 2017
Narrow-line external cavity diode laser micro-packaging in the NIR and MIR spectral range

Narrow-linewidth tunable diode lasers are an important tool for spectroscopic instrumentation. Conv…

Application: Others,Sensor

Highly-efficient Q-switched Yb:YLF laser at 995 nm with a second harmonic conversion

OSA Publishing
Date: Jul 1, 2017
Highly-efficient Q-switched Yb:YLF laser at 995 nm with a second harmonic conversion

We report on a high-average power, pulsed source at 497.5 nm based on the frequency doubling of an …

Application: Others,DPSS Laser

Comparison of symmetric and asymmetric double quantum well extended-cavity diode lasers for broadband passive mode-locking at 780  nm

OSA Publishing
Date: Jul 1, 2017
Comparison of symmetric and asymmetric double quantum well extended-cavity diode lasers for broadband passive mode-locking at 780  nm

We present a compact, mode-locked diode laser system designed to emit a frequency comb in the wavel…

Application: Others,Sensor

Comparison of symmetric and asymmetric double quantum well extended-cavity diode lasers for broadband passive mode-locking at 780  nm

OSA Publishing
Date: Jul 1, 2017
Comparison of symmetric and asymmetric double quantum well extended-cavity diode lasers for broadband passive mode-locking at 780  nm

We present a compact, mode-locked diode laser system designed to emit a frequency comb in the wavel…

Application: Others,Sensor

1550-nm InGaAsP multi-quantum-well structures selectively grown on v-groove-patterned SOI substrates

AIP Publishing
Date: Jul, 2017
1550-nm InGaAsP multi-quantum-well structures selectively grown on v-groove-patterned SOI substrates

We report direct growth of 1550-nm InGaAsP multi-quantum-well (MQW) structures in densely packed, s…


The experimental evidence of the amplified spontaneous emission of Yb3+ ions in LiYbF4 crystal

ScienceDirect
Date: Jul, 2017
The experimental evidence of the amplified spontaneous emission of Yb3+ ions in LiYbF4 crystal

The experimental evidence of the amplified spontaneous emission of Yb3+ ions in LiYbF4 crystal, whi…

Application: Others,Fiber Laser

Low frequency noise investigation of 2–3 μm GaSb-based laser diodes

ScienceDirect
Date: Jul, 2017
Low frequency noise investigation of 2–3 μm GaSb-based laser diodes

A detailed noise study of mid-infrared 2–3 μm wavelenght GaSb-based type-I ridge-waveguide laser di…

Application: Others,Sensor

Examination of thermal properties and degradation of InGaN - based diode lasers by thermoreflectance spectroscopy and focused ion beam etching

AIP Publishing
Date: Jul, 2017
Examination of thermal properties and degradation of InGaN - based diode lasers by thermoreflectance spectroscopy and focused ion beam etching

In this paper, thermal properties of InGaN-based diode lasers are investigated. The thermoreflectan…

Application: Others,Sensor

Beam Quality Deterioration in Dense Wavelength Beam-Combined Broad-Area Diode Lasers

IEEE
Date: Jan 1, 1970
Beam Quality Deterioration in Dense Wavelength Beam-Combined Broad-Area Diode Lasers

We study various effects of beam quality deterioration in dense wavelength beam-combined direct dio…

Manufacturer: TRUMPF Inc.
Application: Others,Processing

Generation of flat wideband chaos with suppressed time delay signature by using optical time lens

OSA Publishing
Date: Jun 26, 2017
Generation of flat wideband chaos with suppressed time delay signature by using optical time lens

We propose a flat wideband chaos generation scheme that shows excellent time delay signature suppre…

Application: Others

New Medical 1270nm Wavelength debuts at 2017 World of Photonics

SEMINEX CORPORATION
Date: Jun 26, 2017
New Medical 1270nm Wavelength debuts at 2017 World of Photonics

PEABODY, MASS., JUNE 26, 2017 - SemiNex Corporation debuts its new 1270nm laser wavelength at this …

Manufacturer: Seminex Corp.
Application: Others,Biology

S-band Q-switched thulium fluoride fiber laser using graphene saturable absorber

IOPscience
Date: Jun 26, 2017
S-band Q-switched thulium fluoride fiber laser using graphene saturable absorber

A Q-switched S-band thulium fluoride fiber (TFF) driven by a 1400 nm laser diode is proposed and de…

Application: Others,Fiber Laser

Dual-wavelength synchronously mode-locked Nd:LaGGG laser operating at 1.3 μm with a SESAM

Royal Society of Chemistry
Date: Jun 23, 2017
Dual-wavelength synchronously mode-locked Nd:LaGGG laser operating at 1.3 μm with a SESAM

We have demonstrated a diode-end-pumped synchronously dual-wavelength mode-locked Nd3+:(La0.1Gd0.9)…

Application: Others,Sensor,Telecom

Optically controllable dual-mode switching in single-mode Fabry-Pérot laser diode subject to one side-mode feedback and external single mode injection

ScienceDirect
Date: Jun, 2017
Optically controllable dual-mode switching in single-mode Fabry-Pérot laser diode subject to one side-mode feedback and external single mode injection

In this paper, broadly tunable dual-mode lasing system is presented and demonstrated based on singl…

Application: Others

Influence of the organic film thickness on the second order distributed feedback resonator properties of an organic semiconductor laser

AIP Publishing
Date: Jun, 2017
Influence of the organic film thickness on the second order distributed feedback resonator properties of an organic semiconductor laser

We report on the cavity numerical characterization of a second order one-dimensional distributed fe…

Application: Others,Sensor,Telecom

Impact of longitudinal refractive index change on the near-field width of high-power broad-area diode lasers

AIP Publishing
Date: Jun, 2017
Impact of longitudinal refractive index change on the near-field width of high-power broad-area diode lasers

Typical for broad-area laser (BAL) diodes operating in a continuous-wave mode is a narrowing of the…

Manufacturer: TRUMPF Inc.
Application: Others,Processing

S-band Q-switched thulium fluoride fiber laser using graphene saturable absorber

IOPscience
Date: Jun, 2017
S-band Q-switched thulium fluoride fiber laser using graphene saturable absorber

A Q-switched S-band thulium fluoride fiber (TFF) driven by a 1400 nm laser diode is proposed and de…

Application: Others,Fiber Laser

Photonic integrated circuit based on 1x2 multimode-interferometer-Fabry-Perot laser diode

SPIE
Date: May 30, 2017
Photonic integrated circuit based on 1x2 multimode-interferometer-Fabry-Perot laser diode

In this paper, we demonstrate a regrowth-free monolithically integrated photonics circuit which con…

Application: Others,Sensor

Automated method for wavelength estimation in a two-beam interferometer based on the on–off switching of two laser-diode sources

IOPscience
Date: May 19, 2017
Automated method for wavelength estimation in a two-beam interferometer based on the on–off switching of two laser-diode sources

In this manuscript a method is proposed to estimate the wavelength of a laser diode source, under t…

Application: Others

High-resolution investigation of longitudinal modes of a GaN-based blue laser diode

SPIE
Date: May 16, 2017
High-resolution investigation of longitudinal modes of a GaN-based blue laser diode

Typical emission spectra of GaN-based blue laser diodes are known to have irregular shapes. Hence, …

Application: Others,Processing

1.5 μm Laser Diode on InP/Si substrate by Epitaxial Growth using Direct Bonding Method

OSA Publishing
Date: May 14, 2017
1.5 μm Laser Diode on InP/Si substrate by Epitaxial Growth using Direct Bonding Method

we have demonstrated for the first time 1.5μm GaInAsP laser diode on silicon substrate using direct…

Application: Others,Telecom

Micro-Integrated Extended Cavity Diode Laser with Integrated Optical Amplifier for Applications in Space

OSA Publishing
Date: May 14, 2017
Micro-Integrated Extended Cavity Diode Laser with Integrated Optical Amplifier for Applications in Space

We present a micro-integrated laser module consisting of an extended cavity diode laser and an opti…

Application: Others,Sensor

Differential Frequency Tunable Dual-Mode Heterogeneous QD Laser with Si PIC

OSA Publishing
Date: May 14, 2017
Differential Frequency Tunable Dual-Mode Heterogeneous QD Laser with Si PIC

We proposed a tunable dual-mode heterogeneous quantum dot laser diode with a Si-photonics-based pho…

Application: Others,Processing

Model for Frequency Comb Generation in Single-Section Quantum Well Diode Lasers

OSA Publishing
Date: May 14, 2017
Model for Frequency Comb Generation in Single-Section Quantum Well Diode Lasers

We present a new, traveling-wave model for single-section quantum well diode lasers. We find that s…

Application: Others,Sensor

Ultrafast Diode Laser with Self-Adapting Pulse-Shaping in Passive, Active and Hybrid Mode-Locking Operation

OSA Publishing
Date: May 14, 2017
Ultrafast Diode Laser with Self-Adapting Pulse-Shaping in Passive, Active and Hybrid Mode-Locking Operation

We present an ultrafast edge-emitting diode laser system, which is able to self-adapt the resonator…

Application: Others

Narrow-Linewidth Oxide-Confined Heterogeneously Integrated Si/III-V Semiconductor Laser

OSA Publishing
Date: May 14, 2017
Narrow-Linewidth Oxide-Confined Heterogeneously Integrated Si/III-V Semiconductor Laser

We demonstrate a narrow-linewidth heterogeneously integrated silicon/III-V laser based on the oxide…

Application: Others

Diode laser annealing of epitaxy Ge on sapphire (0 0 0 1) grown by magnetron sputtering

ScienceDirect
Date: May 11, 2017
Diode laser annealing of epitaxy Ge on sapphire (0 0 0 1) grown by magnetron sputtering

In this work, magnetron sputtering was used to epitaxially grow Ge films on sapphire at low tempera…

Application: Others,Processing

DFB lasers with apodized surface gratings for wavelength stabilization and high efficiency

IOPscience
Date: May 5, 2017
DFB lasers with apodized surface gratings for wavelength stabilization and high efficiency

We present results of GaAs-based distributed-feedback (DFB) broad-area (BA) lasers with integrated …

Application: Others,Sensor

Development and characterization of a laboratory setup for photoacoustic NO2 determination based on the excitation of electronic 2B2 and 2B1 states using a low-cost semiconductor laser

ScienceDirect
Date: May 1, 2017
Development and characterization of a laboratory setup for photoacoustic NO2 determination based on the excitation of electronic 2B2 and 2B1 states using a low-cost semiconductor laser

This work gives a detailed characterization of a laboratory setup for photoacoustic NO2 trace gas d…

Application: Others,Sensor