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  • 2:41 PM, Sunday, 24 Oct 2021


Course Dual Degree (B. Tech + M.S / M.Tech)
Semester Sem. IV
Subject Code PH221
Subject Title Modern Optics

Syllabus

Rigorous diffraction theory, diffraction of a Gaussian beam, applications of Fresnel and Fraunhofer diffraction, Fourier optics, Fourier transforming property of a thin lens, spatial frequency filtering and its applications, OTF, MTF.

Coherence theory, partial coherence, holography, construction and reconstruction of hologram.

Light quanta and their origin, thermal equilibrium of radiation, Einstein's coefficients, metastable states, population inversion, optical pumping, spontaneous and stimulated emission, Lasers - working principle, threshold condition for lasing, resonant cavities, two-level and three-level lasers, Ruby, He-Ne, carbon dioxide lasers.

Theory of optical fibers and wave guides, scalar wave equation, modes of a fiber and planar wave guides, periodic media, Bragg diffraction and Bragg devices.

Elements of non-linear optics, higher harmonic generation, optical phase conjugation, optical bistability, solitons, self and cross phase modulations, optical Bloch equation, Stimulated Raman Scattering.

Electro-optic effects in different crystals, acousto-optic effects, Raman-Nath diffraction and acousto-optic devices.

Text Books

1. Ghatak, A. K. and Thyagarajan, K – Optical Electronics, Cambridge University Press, 2009.

2. Born. M and E. Wolf, Principles of Optics, Seventh edition, Cambridge University Press, 2006.

3. Baha E. A., Saleh and M. C. Teich - Fundamentals of Photonics, John Wiley and Sons, 1991.

4. Goodman, J. W - Introduction to Fourier Optics, Third Edition, Viva Books Private Limited, 2007.

5. Boyd, R. W - Nonlinear Optics, Second Edition, Academic Press, 2003.

6. Keiser, G - Optical Fiber Communications, Fourth Edition, Tata McGraw Hill, 2008.

7. Laud, B.B. - Lasers and Nonlinear Optics, New Age International (P) Limited, 1991.

References

Same as Text Books