News about laser diodes

Displaying 151-200 of 720 results.

Angled-cavity lasers with photonic-crystal structure and high-order surface gratings

IOPscience
Date: Dec 9, 2016
Angled-cavity lasers with photonic-crystal structure and high-order surface gratings

980 nm angled-cavity laser diodes with photonic-crystal structures and high-order surface gratings …

Application: Others,Sensor

Angled-cavity lasers with photonic-crystal structure and high-order surface gratings

IOPscience
Date: Dec 9, 2016
Angled-cavity lasers with photonic-crystal structure and high-order surface gratings

980 nm angled-cavity laser diodes with photonic-crystal structures and high-order surface gratings …

Application: Others,Sensor

Designing of TJ VCSEL based on nitride materials

SPIE
Date: Dec 8, 2016
Designing of TJ VCSEL based on nitride materials

Different structures of nitride Vertical-Cavity Surface-Emitting Lasers (VCSELs) have been develope…

Application: Others,Sensor

High power semiconductor laser arrays at 1120 nm

IEEE
Date: Dec 5, 2016
High power semiconductor laser arrays at 1120 nm

Semiconductor laser arrays with a distinct number of ridge waveguides within a parallel geometry ha…

Application: Others,Biology,Sensor

First demonstration of 2 µm wavelength tunable distributed Bragg reflector laser diode

IEEE
Date: Dec 5, 2016
First demonstration of 2 µm wavelength tunable distributed Bragg reflector laser diode

We have developed the first 2 µm wavelength tunable distributed Bragg reflector (DBR) laser diode. …

Application: Others,Sensor

Power saturation in standard and double-AR unfolded laser diode cavities

IEEE
Date: Dec 5, 2016
Power saturation in standard and double-AR unfolded laser diode cavities

We report modeling and experimental results that demonstrate mechanisms limiting the output power o…

Application: Others,Processing

High gain semiconductor optical amplifier — Laser diode at visible wavelength

IEEE
Date: Dec 3, 2016
High gain semiconductor optical amplifier — Laser diode at visible wavelength

We reported on the first experimental demonstration of a two-section semipolar InGaN-based laser di…


Beam shaping for kilowatt fiber-coupled diode lasers by using one-step beam cutting-rotating of prisms

OSA Publishing
Date: Dec 1, 2016
Beam shaping for kilowatt fiber-coupled diode lasers by using one-step beam cutting-rotating of prisms

The beam quality mismatch of laser diode stacks in both axes limits many direct applications for fi…

Application: Others,Processing

Extended Modal Gain Measurement in DFB Laser Diodes

IEEE
Date: Nov 29, 2016
Extended Modal Gain Measurement in DFB Laser Diodes

A practical method is proposed for complete gain measurement in distributed feedback (DFB) laser di…

Application: Others,Sensor

Heteroclinic dynamics of coupled semiconductor lasers with optoelectronic feedback

OSA Publishing
Date: Nov 25, 2016
Heteroclinic dynamics of coupled semiconductor lasers with optoelectronic feedback

Generalized Lotka–Volterra (GLV) equations are important equations used in various areas of science…

Application: Others

Spindle error motion measurement using concentric circle grating and sinusoidal frequency-modulated semiconductor lasers

SPIE
Date: Nov 24, 2016
Spindle error motion measurement using concentric circle grating and sinusoidal frequency-modulated semiconductor lasers

The conventional method of measuring the radial, axial and angular spindle motion is complicated an…

Application: Others,Sensor

Photoluminescence emission from as-etched quantum nanodisks fabricated by bio-template and neutral beam etching process

IEEE
Date: Nov 24, 2016
Photoluminescence emission from as-etched quantum nanodisks fabricated by bio-template and neutral beam etching process

Quantum dot laser diodes are expected to replace conventional semiconductor laser diodes in new hig…

Application: Others,Telecom

Spectral Characteristics of Narrow-Linewidth High-Power 1180 nm DBR Laser With Surface Gratings

IEEE
Date: Nov 16, 2016

We report narrow-linewidth 1180-nm GaInNAs/GaAs distributed Bragg reflector lasers reaching up to ~…

Application: Others

Realizing 60 GHz narrow-linewidth photonic microwaves with very low RF driving power

IOPscience
Date: Nov 15, 2016
Realizing 60 GHz narrow-linewidth photonic microwaves with very low RF driving power

In this letter, we realize tunable (up to 60 GHz) microwave signal generation with low phase noise …

Application: Others

Experimental Demonstration of SBG Semiconductor Laser With Controlled Phase Shift

IEEE
Date: Nov 15, 2016
Experimental Demonstration of SBG Semiconductor Laser With Controlled Phase Shift

We designed and experimentally demonstrated a sampled Bragg grating semiconductor laser with a cont…

Application: Others,Telecom

Diode Laser Applications for Wind Energy

OSA Publishing
Date: Nov 14, 2016
Diode Laser Applications for Wind Energy

Our work on the use of diode lasers for wind sensing applications (i.e. wind turbine control) is de…

Application: Others

SEMINEX JOINS FORCES WITH DOLLERIS AND ENHANCES MEDICAL INDUSTRY

SEMINEX CORPORATION
Date: Nov 11, 2016
SEMINEX JOINS FORCES WITH DOLLERIS AND ENHANCES MEDICAL INDUSTRY

SemiNex Corporation, a leading supplier of high-power InP lasers between 1300 and 1700nm, and Dolle…

Application: Others

Secure Key Distribution based on Dynamic Chaos Synchronization of Cascaded Semiconductor Laser Systems

IEEE
Date: Nov 11, 2016
Secure Key Distribution based on Dynamic Chaos Synchronization of Cascaded Semiconductor Laser Systems

A new secure key distribution scheme based on the dynamic chaos synchronization of two cascaded sem…

Application: Others

Increased diffraction efficiencies of DBR gratings in diode lasers with adiabatic ridge waveguides

IOPscience
Date: Nov 11, 2016
Increased diffraction efficiencies of DBR gratings in diode lasers with adiabatic ridge waveguides

The influence of the lateral layout on the diffraction efficiency of gratings in DBR lasers is pres…

Application: Others

Investigation of single lateral mode for 852nm diode lasers with ridge waveguide design

SPIE
Date: Nov 9, 2016
Investigation of single lateral mode for 852nm diode lasers with ridge waveguide design

852nm Narrow linewidth lasers can be widely used in the field of ultra-fine spectrum measurement, C…

Application: Others

Narrow-linewidth photonic microwave generation based on an optically injected 1550 nm VCSEL subject to optoelectronic feedback

SPIE
Date: Nov 9, 2016
Narrow-linewidth photonic microwave generation based on an optically injected 1550 nm VCSEL subject to optoelectronic feedback

High-quality photonic microwave generation is experimentally demonstrated based on the period-one (…

Application: Others

Design Optimization for 25Gbps DML InAlGaAs/InP SL-MQW Laser Diode

OSA Publishing
Date: Nov 2, 2016
Design Optimization for 25Gbps DML InAlGaAs/InP SL-MQW Laser Diode

A full physics based model has been exploited to systematically study the modulation bandwidth of t…

Application: Others

Demonstration of Multi-Channel Interference Widely Tunable Semiconductor Laser

IEEE
Date: Nov 2, 2016
Demonstration of Multi-Channel Interference Widely Tunable Semiconductor Laser

In this letter, we report the first experimental demonstration of the multi-channel interference (M…

Application: Others,Sensor

InGaN/GaN Distributed Feedback Laser Diodes With Deeply Etched Sidewall Gratings

IEEE
Date: Nov 2, 2016
InGaN/GaN Distributed Feedback Laser Diodes With Deeply Etched Sidewall Gratings

We report on the design, fabrication, and characterization of InGaN/GaN distributed feedback laser …

Application: Others,Biology,Telecom

GaN-on-Si laser diode: open up a new era of Si-based optical interconnections

springer.com
Date: Nov 1, 2016

As Si-based electronics technology approaches its scaling limits, it arises great interest in optic…

Application: Others

Hysteroscopic metroplasty for the septate uterus with diode laser: a pilot study

Elsevier
Date: Nov, 2016
Hysteroscopic metroplasty for the septate uterus with diode laser: a pilot study

Objective To evaluate the feasibility and safety of office hysteroscopic metroplasty using a 9…

Application: Others

Method for narrowing the directional pattern of an InGaAs/GaAs/AlGaAs multiwell heterolaser

springer.com
Date: Nov, 2016

A semiconductor laser with a new waveguide is developed. It allows significant narrowing of the dir…

Application: Others

Stimulated emission in heterostructures with double InGaAs/GaAsSb/GaAs quantum wells, grown on GaAs and Ge/Si(001) substrates

springer.com
Date: Nov, 2016

We report the observation of stimulated emission in heterostructures with double InGaAs/GaAsSb/GaAs…

Application: Others

Diode laser array by spectral beam combing with a transmission grating

SPIE
Date: Oct 31, 2016

The 38.5 W spectral combined beam of a 19-element 940 nm diode laser bar has been demonstrated in t…

Application: Others

Micro-Integrated External Cavity Diode Laser With 1.4-W Narrowband Emission at 445 nm

IEEE
Date: Oct 31, 2016

A compact external cavity diode laser module with 1.4-W narrowband emission at 445 nm is presented.…

Application: Others

Fast random number generation with spontaneous emission noise of a single-mode semiconductor laser

IOPscience
Date: Oct 21, 2016
Fast random number generation with spontaneous emission noise of a single-mode semiconductor laser

We experimentally demonstrate a 12.5 Gb s−1 random number generator based on measuring the spontane…

Application: Others

Design of 6 kw fiber-coupled system for semiconductor laser

SPIE
Date: Oct 19, 2016

In this paper, we present the design of a 6 kW fiber-coupled laser diode system by using ZEMAX, and…

Application: Others

Design of drive circuit of laser diode

SPIE
Date: Oct 19, 2016

Aiming at the difficult problem of high precision frequency stabilization of semiconductor laser di…

Application: Others

Design of 150W, 105-μm, 0.22NA, fiber coupled laser diode module by ZEMAX

SPIE
Date: Oct 19, 2016

We represent a design of a high brightness, fiber coupled diode laser module based on 16 single emi…


Analysis of reliability of semiconductor emitters with different designs of cavities

springer.com
Date: Oct 19, 2016

We have reported on the results of analysis of the operating time of conventional laser diodes and …

Application: Others

Catastrophic degradation of InGaN/GaN blue laser diodes

IEEE
Date: Oct 18, 2016

A study of catastrophic degradation of InGaN/GaN laser diodes (LDs) is presented. Local damage on t…

Application: Others

Enhanced complexity of optical chaos in a laser diode with phase-conjugate feedback

OSA Publishing
Date: Oct 15, 2016
Enhanced complexity of optical chaos in a laser diode with phase-conjugate feedback

We demonstrate numerically that a semiconductor laser subjected to phase-conjugate feedback (PCF) c…

Application: Others

Phase-Shifting Generated by Wavelength Modulation by Means of Switching On-Off a Laser Diode

springer.com
Date: Oct 14, 2016

It is well known that one of the features of a laser diode is its wavelength tunability which can b…

Application: Others

TO packaged 650nm red semiconductor laser with transparent window

SPIE
Date: Oct 12, 2016
TO packaged 650nm red semiconductor laser with transparent window

Highly uniform solid-phase Zn-diffusion technique was developed to fabricate transparent windows fo…

Application: Others

Bandwidth enhancement and time-delay signature suppression of chaotic signal from an optical feedback semiconductor laser by using cross phase modulation in a highly nonlinear fiber loop mirror

SPIE
Date: Oct 12, 2016
Bandwidth enhancement and time-delay signature suppression of chaotic signal from an optical feedback semiconductor laser by using cross phase modulation in a highly nonlinear fiber loop mirror

Based on a nonlinear fiber loop mirror (NOLM) composed of a fiber coupler (FC) and a highly nonline…

Application: Others

Near-field microscopy of waveguide architectures of InGaN/GaN diode lasers

IOPscience
Date: Oct 11, 2016

Waveguide (WG) architectures of 420 nm emitting InGaN/GaN diode lasers are analyzed by photolumines…

Application: Others

Demodulation method of sensor based on tunable distributed feedback laser diode

SPIE
Date: Oct 7, 2016

A fiber Bragg grating (FBG) wavelength shift demodulation method based on tunable distributed feedb…

Application: Others

Thermally accelerated ageing test of 808nm high power diode laser arrays in CW mode

IEEE
Date: Oct 6, 2016

The reliability is the important performance of high power semiconductor laser. Thermally accelerat…

Application: Others

Highly stable solution processed metal-halide perovskite lasers on nanoimprinted distributed feedback structures

AIP Publishing
Date: Oct 5, 2016
Highly stable solution processed metal-halide perovskite lasers on nanoimprinted distributed feedback structures

We report on the performance and stability of distributed feedback lasers based on the solution-pro…

Application: Others

HCl ppb-level detection based on QEPAS sensor using a low resonance frequency quartz tuning fork

ScienceDirect
Date: Oct 5, 2016

In this report, a sensitive quartz-enhanced photoacoustic spectroscopy (QEPAS) based hydrogen chlor…

Application: Others

Two-color surface-emitting lasers using a semiconductor coupled multilayer cavity

IOPscience
Date: Oct 4, 2016

Two-color surface-emitting lasers were demonstrated, employing a GaAs/AlGaAs coupled multilayer cav…

Application: Others

Comprehensive study of antireflection coatings for mid-infrared lasers

AIP Publishing
Date: Oct 3, 2016
Comprehensive study of antireflection coatings for mid-infrared lasers

A comprehensive study is done for optimizing antireflection coatings at mid-infrared wavelengths ar…

Application: Others

Demonstration of optical rogue waves using a laser diode emitting at 980  nm and a fiber Bragg grating

OSA Publishing
Date: Oct 1, 2016
Demonstration of optical rogue waves using a laser diode emitting at 980  nm and a fiber Bragg grating

Rogue waves are observed for the first time, to the best of our knowledge, in a 980 nm laser diode …


A compact QCW conduction-cooled high power semiconductor laser array

IEEE
Date: Oct, 2016

With the improvement of performance and reliability, high power semiconductor lasers have been wide…

Application: Others

On the gain properties of “thin” elastically strained InGaAs/InGaAlAs quantum wells emitting in the near-infrared spectral region near 1550 nm

springer.com
Date: Oct, 2016

The results of experimental studies of the gain properties of “thin” (3.2 nm thick) elastically str…

Application: Others