Month: April 2011

LASER

Working of Nd YAG laser

In the last article, I have explained the construction of Nd:YAG laser. Today, I will explain the working of it: Nd:YAG is a four level

LASER

Construction of Nd YAG laser

Nd: YAG is a solid state laser four level laser. Nd stands for neodymium and YAG for Yttrium aluminium garnet (Y3Al5O12). It is developed by

Institutes

Aklia group of institutions Bathinda

Name: Akila group of institutions Affiliated with: Punjab Technical University (PTU), Kapurthala Approved by: All India Council for Technical Education (AICTE), New Delhi. Courses offered:

LASER

Uses of ruby laser

Ruby laser has following uses or advantages or applications: 1. Ruby laser has very high output power of the order of 104 – 106 watts.

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Drawbacks of ruby laser

Ruby laser has following drawbacks or disadvantages: 1. As the terminus of laser action is the ground state, it is difficult to maintain the population

LASER

Spiking in ruby laser

As we have discussed in working of ruby laser that the terminus of laser action is the ground state E1 in ruby laser. Therefore it

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