Principles of Lasers & their Applications





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Course Contents

Gaussian optics, optical resonators and their mode structure, atomic levels, absorption, spontaneous and stimulated emission, Einstein coefficients, rate equations, population inversion, gain media, 3 and 4 level lasers CW &pulsed Lasers, Q switching, mode locking, short pulses Ar+, CO2, Nd: YAg, diode lasers, etc.; metrology, optical communication, materials processing, holography, medical applications.





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