Physics

LASER

Applications of lasers

Lasers have applications in almost every field like medicine, industry, communication, and science and technology. These applications are due to the directional, coherent, and monochromatic

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Q Switching

Is there any method or technique to produce a high output pulse? Yes, the method is known as Q-switching. Q-switching is a technique used to

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Working of dye laser

Last time I have discussed the construction of dye lasers. Let us discuss the working of dye laser: The molecules have singlet as well as

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Dye laser and its construction

Dye lasers use liquid organic dyes. These organic dyes are dissolved in solvents like water, ethyl  alcohol, methanol. The most widely used dye is rhodamine-6G,

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Working of semiconductor laser

In my earlier articles, I have explained the construction of semiconductor laser. Toady I will discuss the working of semiconductor laser. Achievement of population inversion:

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