In this laser semiconductors like GaAs, InP, GaN etc. are used as the active medium and population inversion is achieved by forward biasing the semiconductor. Semiconductor Laser Construction and Working …
When a p-type semiconductor is brought in close contact with an n-type semiconductor by stable means, the arrangement of both the semiconductors is known as the PN junction. The interface …
Read morePN junction Diode – Definition, Formation, Applications, 7 Advantages and Disadvantages.
Definition of Nd:YAG Laser ND YAG laser is the short form used for Neodymium Yttrium Aluminum Garnet. Neodymium ion (Nd3+) Is a very effective laser medium. When it is doped …
Read moreWhat is Nd:YAG Laser? Construction, Working, Advantages, Disadvantages, and Applications.
An interferometer is an instrument that uses interference phenomenon in the measurement of the wavelength of light in terms of standard of length or the measurement of distance in terms …
Read moreMichelson Interferometer- Definition, Principle, Construction and Working, Applications.
Application of laser Laser is an intense, monochromatic, concentrated and coherent beam of light. It can be focused to a very small area. And hence the laser generates very high …
What is X-ray diffraction ? The Definition of x-ray diffraction is: Diffraction of light means the bending of light around the corner of an obstacle. It is a fact that …
Ruby Laser is a type of solid-state laser that operates on the principle of stimulated emission to produce a coherent and monochromatic beam of light. Developed in 1960, Ruby Laser …
Read moreRuby Laser – Definition, Principle, 5 Application | Construction and Working of Ruby Laser
What is ocean energy Ocean energy has been developing itself for the last decade as an innovative renewable source of energy. Since water covers nearly 70% of the earth’s surface. So water …
Read moreWhat is Ocean energy? Ocean thermal energy definition.
Wind energy means the kinetic energy carried by the wind. It has been used as a source of energy on earth since long back. It is being used by humans …
Advantages and Disadvantages of solar energy – Solar energy is the cause of our survival. Without solar energy life is not possible. It also reduce our dependence on non-renewable source …