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Mode Selection of a Lateral Waveguide for Single-Mode Operation of Lasers with a Distributed Bragg Reflector
AbstractThe possibilities for mode selection in mesa-stripe lateral waveguides for single-mode operation of lasers with a surface distributed Bragg...
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High-Speed Dynamics of Semiconductor Lasers
Spatio-temporal effects are generally important for both types of semiconductor lasers, i.e. edge- and vertical-cavity surface-emitting laser (VCSEL)...
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High-Power CW InGaAs/AlGaAs (1070 nm) Lasers with a Broadened Lateral Waveguide of the Mesa-Stripe Design
AbstractSemiconductor lasers with a 10-μm-wide lateral mesa-stripe waveguide are developed, and their radiative characteristics are studied. It is...
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Introduction to Semiconductor Lasers
Every laser consists of or involves -- principle -- vital parts or mechanisms: an active medium that allows light ampli.cation and some form of...
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Semiconductor Lasers
The existence of semiconductors, a material that behaves much like an insulator at low temperature but conducts electricity like metals at an...
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Temperature-Dependent Characteristics of 1.3 μm InAs/InGaAs/GaAs Quantum Dot Ring Lasers
AbstractThe temperature characteristics of ring lasers with a diameter of 480 μm of an original design with an active region based on 10 layers of...
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Output Optical Power Dynamics of Semiconductor Lasers (1070 nm) with a Few-Mode Lateral Waveguide of Mesa-Stripe Design at Ultrahigh Drive Currents
AbstractCharacteristics of semiconductor lasers based on asymmetric heterostructures with broadened lateral waveguide of mesa-stripe design have been...
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Terahertz Quantum Cascade Lasers
Unipolar semiconductor injection lasers emitting at THz frequencies (4.3 THz, λ∼69 μm and 3.5 THz, λ∼85 μm) are discussed. The devices are based on...
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Relationship between Wavelength and Gain in Lasers Based on Quantum Wells, Dots, and Well-Dots
AbstractA systematic study of a series of InGaAs/GaAs lasers in the 1–1 . 3 μm optical range based on quantum wells (2D), quantum dots (0D), and...
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Study of the Spatial Characteristics of Emission of Surface-Emitting Ring Quantum-Cascade Lasers
The results of studies of ring quantum-cascade lasers with surface emission due to a second-order grating formed in the top cladding layers are...
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Thermal Resistance Measurement of Edge-Emitting Semiconductor Lasers Using Spontaneous Emission Spectra
AbstractAn improved technique for thermal resistance measurement of edge-emitting diode lasers using spontaneous emission spectra, collected through...
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Surface-Emitting Quantum-Cascade Lasers with a Grating Formed by Focused Ion Beam Milling
AbstractThe results of studies of 7.5–8.0 μm range surface-emitting ring quantum-cascade lasers are presented. A second- order diffraction grating...
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Types of Lasers
The availability of coherent light sources has revolutionized atomic, molecular, and optical science. Since its invention in 1960, the laser has...
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Linewidth narrowing in self-injection-locked on-chip lasers
Stable laser emission with narrow linewidth is of critical importance in many applications, including coherent communications, LIDAR, and remote...
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Light-Emitting Devices and Semiconductor Lasers
Direct-gap semiconductors are the basic materials of many light-emitting devices (LEDs) and laser-diodes (LDs) found in our daily life. We give here...
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Features of Single-Mode Emission in 7.5–8.0 μm Range Quantum-Cascade Lasers with a Short Cavity Length
AbstractThe possibility of realizing single-mode emission in quantum-cascade lasers due to modulation of output optical losses in a Fabry–Perot...
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Threshold and power of pulsed red-emitting diode lasers with a bulk active layer near p-cladding under high-temperature operation
Threshold properties and pulsed output of AlGaInP visible-emitting lasers with an asymmetric waveguide structure and a bulk active layer are...
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The effect of optical polarized feedback on dynamics of quantum dot semiconductor lasers
The effect of the optical polarized Feedback through feedback strength and delayed time on dynamics, polarization flip** points and chaotic of...
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Introduction: Fundamentals of Lasers
The term LASER is an acronym for Light Amplification by Stimulated Emission of Radiation. In today’s world, the Laser is a convenient handheld device...