Types of Laser Diodes
The types of laser diode are as follows:
- Single-Mode Laser Diodes: The diodes produces the cross-type laser lights. Single-Mode laser Diodes provides bright and efficient light. It finds its application in the fields like communication, metrology and many more.
- Multi-Mode Laser Diodes: It produces the laser lights which have multiple transverse modes. These modes helps in producing the low and broad beams. It’s application are in the fields like data processing, solid-state lasers, and many more.
- Vertical-Cavity Surface-Emitting Laser (VCSEL) Diodes: These diodes are used in transmitting the light perpendicular to the semiconductor’s surface. It is used in short-range information correspondence, optical interconnects and 3D detecting in facial recognition technology.
- External Cavity Diode Lasers (ECDL): These diodes are used in incorporating the external optical cavity, which can provide additional control over the laser outputs. External Cavity Diode Lasers allow for a narrow linewidth, tunable, and more stable laser beams, which makes the ECDLs suitable for many applications which have the requirements of precise wavelength control.
- High-Power Laser Diodes: It produces concentrated and intense laser beams with significantly higher optical output power than low-power or standard laser diodes. The applications of High-Power laser diodes are welding, laser cutting, and handling of material. They have the capacity to emit visible and infrared wavelengths.
Other laser diodes are Double Heterostructure Laser Diode : Quantum Well Laser Diode, Separate Confinement Heterostructure Laser Diode, and so on.
Laser Diode
A laser diode is a small semiconductor gadget that produces strong and precise light emissions through a cycle called stimulated emission. These gadgets track down wide applications because of their proficiency and minimal size. When electric current flows through the p-n junction, the gain is generated through it. A laser diode is a semiconductor device that is identical to a light-emitting diode(LED) and converts electrical energy into light. In this article, we’ll learn about their development, working, types, and applications, and how these standardized gadgets work.
Table of Content
- What is a Laser Diode?
- Characteristics of Laser Diodes
- Types of Laser Diodes
- Construction of Laser Diode
- Working of Laser Diode
- How Laser Beam are Formed?
- Voltage-Current Characteristic of Laser Diode
- L-I Characteristics of Laser Diode
- Advantages and Disadvanatges of Laser Diode
- Applications of Laser Diode
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