News about laser diodes

Displaying 1-50 of 720 results.

Tunable Broadband Chaotic Signal Synthesis From a WRC-FPLD Subject to Filtered Feedback

IEEE
Date: Aug 2, 2018
Tunable Broadband Chaotic Signal Synthesis From a WRC-FPLD Subject to Filtered Feedback

The synthesis of wavelength-tunable broadband chaotic signals is experimentally demonstrated by usi…

Application: Others,Telecom,Security

Semiconductor laser using multimode interference principle

ScienceDirect
Date: Jan 1, 2018
Semiconductor laser using multimode interference principle

Multimode interference (MMI) structure is introduced in semiconductor laser used in optical communi…

Application: Others,Telecom

Continuously tunable organic solid-state laser based on the adjustment of effective refractive index

ScienceDirect
Date: Dec 30, 2017
Continuously tunable organic solid-state laser based on the adjustment of effective refractive index

We report a facile way for continuously tuning the lasing wavelength of an organic solid-state lase…

Application: Others,Sensor,Telecom

Multicolor tunable yellow-red emission in Eu/Er:LiNbO3 under ultraviolet and blue excitation

ScienceDirect
Date: Dec, 2017
Multicolor tunable yellow-red emission in Eu/Er:LiNbO3 under ultraviolet and blue excitation

The ability to manipulate the multicolor luminescence will greatly enhance the scope of their appli…

Application: Others,Biology

High-depth-resolution range imaging with multiple-wavelength superheterodyne interferometry using 1550-nm lasers

OSA Publishing
Date: Nov 1, 2017
High-depth-resolution range imaging with multiple-wavelength superheterodyne interferometry using 1550-nm lasers

Lasers and laser diodes are widely used as illumination sources for optical imaging techniques. Tim…

Application: Others,Sensor

Design optimization for 25 Gbit/s DML InGaAlAs/InGaAsP/InP SL-MQW laser diode incorporating temperature effect

ScienceDirect
Date: Nov, 2017
Design optimization for 25 Gbit/s DML InGaAlAs/InGaAsP/InP SL-MQW laser diode incorporating temperature effect

In this paper, a detailed carrier dynamics model for quantum well lasers is used to study the modul…

Application: Others,Telecom

Active layer position optimization in asymmetric AlGaInAs/AlGaAs semiconductor laser diode structures

ScienceDirect
Date: Nov, 2017
Active layer position optimization in asymmetric AlGaInAs/AlGaAs semiconductor laser diode structures

In semiconductor lasers design, asymmetric structure can be used to improve laser characteristics. …

Application: Others,Telecom,Biology

Real-Time Video Transmission Over Different Underwater Wireless Optical Channels Using a Directly Modulated 520  nm Laser Diode

OSA Publishing
Date: Oct 1, 2017
Real-Time Video Transmission Over Different Underwater Wireless Optical Channels Using a Directly Modulated 520  nm Laser Diode

We experimentally demonstrate high-quality real-time video streaming over an underwater wireless op…

Application: Others,Telecom

Photonic microwave time delay using slow- and fast-light effects in optically injected semiconductor lasers

OSA Publishing
Date: Sep 1, 2017
Photonic microwave time delay using slow- and fast-light effects in optically injected semiconductor lasers

This study numerically and experimentally investigates a photonic approach for microwave time delay…

Application: Others,Telecom

Tunable high-power blue external cavity semiconductor laser

ScienceDirect
Date: Sep 1, 2017
Tunable high-power blue external cavity semiconductor laser

A commercially available high-power GaN-based blue laser diode has been operated in a simple Littro…

Application: Others,Sensor

Artificial absorption creation for more accurate tunable diode laser absorption spectroscopy measurement

ScienceDirect
Date: Sep, 2017
Artificial absorption creation for more accurate tunable diode laser absorption spectroscopy measurement

A novel strategy for more accurate tunable diode laser absorption spectroscopy (TDLAS) measurement …

Application: Others,Sensor

Design of novel geometries for microchannel heat sinks used for cooling diode lasers

ScienceDirect
Date: Sep, 2017
Design of novel geometries for microchannel heat sinks used for cooling diode lasers

High power diode laser bars require thermal management packages with high cooling efficiencies and …

Application: Others,Processing

Self-Mixing Interferometer With a Laser Diode: Unveiling the FM Channel and Its Advantages Respect to the AM Channel

IEEE
Date: Aug 25, 2017
Self-Mixing Interferometer With a Laser Diode: Unveiling the FM Channel and Its Advantages Respect to the AM Channel

In a self-mixing interferometer based on a diode laser, the measurement of the external reflector d…

Application: Others,Sensor

Analysis of thermal characteristics based on a new type diode laser packaging structure

SPIE
Date: Aug 24, 2017
Analysis of thermal characteristics based on a new type diode laser packaging structure

In order to improve the thermal characteristics of single-chip semiconductor lasers and increase th…

Application: Others,Processing,Sensor

Regrowth-free single-mode semiconductor laser suitable for monolithic integration based on pits mirror

SPIE
Date: Aug 22, 2017
Regrowth-free single-mode semiconductor laser suitable for monolithic integration based on pits mirror

A regrowth-free single-mode laser that is made using standard UV photolithography is reported. The …

Application: Others,Sensor,Telecom

Simultaneous Generation of Multiband Signals Using External Cavity-Based Fabry-Perot Laser Diode

IEEE
Date: Aug 15, 2017
Simultaneous Generation of Multiband Signals Using External Cavity-Based Fabry-Perot Laser Diode

Photonic generation of tunable microwave signal has gained the attention of many research communiti…

Application: Others,Sensor,Telecom

Low-cost photoacoustic NO2 trace gas monitoring at the pptV-level

ScienceDirect
Date: Aug 15, 2017
Low-cost photoacoustic NO2 trace gas monitoring at the pptV-level

We present the development and the characterization of a photoacoustic NO2 trace gas detection syst…

Application: Others,Sensor

Practical optical gain by an extended Hakki-Paoli method

ScienceDirect
Date: Aug 9, 2017
Practical optical gain by an extended Hakki-Paoli method

The revision of the classic Hakki-Paoli method shows that the a priori knowledge of facet reflectiv…

Application: Others

Phase noise characterization of a QD-based diode laser frequency comb

OSA Publishing
Date: Aug 7, 2017
Phase noise characterization of a QD-based diode laser frequency comb

We measure, simultaneously, the phases of a large set of comb lines from a passively mode locked, I…

Application: Others,Sensor

S-shaped negative differential resistance in III-Nitride blue quantum-well laser diodes grown by plasma-assisted MBE

IEEE
Date: Aug 3, 2017
S-shaped negative differential resistance in III-Nitride blue quantum-well laser diodes grown by plasma-assisted MBE

Group III-Nitride semiconductor quantum heterostructures have revolutionized efficient visible ligh…

Application: Others,Projector

Exploiting the FM-Signal in a Laser-Diode SMI by Means of a Mach–Zehnder Filter

IEEE
Date: Aug 3, 2017
Exploiting the FM-Signal in a Laser-Diode SMI by Means of a Mach–Zehnder Filter

We develop a new method to read the frequency modulation (FM) of a laser diode self-mixing interfer…

Application: Others,Sensor,Biology

Automated measurement system for optoelectronic devices based on National Instruments PXI-platform

IEEE
Date: Aug 3, 2017
Automated measurement system for optoelectronic devices based on National Instruments PXI-platform

The article discusses the automated system for measurement of optical and electrical parameters of …

Application: Others,Sensor

Thermal Management Characterization of Microassemblied High Power Distributed-Feedback Broad Area Lasers Emitting at 975nm

IEEE
Date: Aug 3, 2017
Thermal Management Characterization of Microassemblied High Power Distributed-Feedback Broad Area Lasers Emitting at 975nm

This paper reports on thermal performances characterization of a new high power Distributed Feedbac…

Application: Others,Sensor,Processing

The influence of 1/ f noise on the electrical derivative initial peak of high-power semiconductor laser diodes

SPIE
Date: Aug 1, 2017
The influence of 1/ f noise on the electrical derivative initial peak of high-power semiconductor laser diodes

We report a close connection between the fluctuation characteristics of the electrical derivative (…

Application: Others,Processing

Fundamentals of Semiconductor Lasers

springer.com
Date: Aug 1, 2017
Fundamentals of Semiconductor Lasers

The principles and main characteristics of semiconductor laser are introduced in this chapter. The …

Application: Others

External Cavity Semiconductor Lasers

springer.com
Date: Aug 1, 2017
External Cavity Semiconductor Lasers

The external cavity diode laser (ECDL) uses the LD chip as gain element and external reflectors as …

Application: Others,Sensor

Frequency Sweeping of Semiconductor Lasers

springer.com
Date: Aug 1, 2017
Frequency Sweeping of Semiconductor Lasers

Frequency-swept lasers are used in many important applications, such as the high-precision optical …

Application: Others,Sensor

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

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