One must have seen and if not seen then must have heard the term laser. But if you have seen the laser light emitting from
In the last article, I have explained the construction of helium neon laser. Today let us discuss the working of helium-neon laser: Pumping of He
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
In the last article, I have discussed construction of ruby laser. In this article, I will discuss working of ruby laser. Ruby is a three