Photonics and Fiber Optics Foundations and Applications

The combination of laser and optoelectronics with optical fiber technology can enhance the seamless activities of fiber-optic communications and fiber-sensor arena. This book discusses foundations of laser technology, non-linear optics, laser and fiber-optic applications in telecommunication and sensing fields including fundamentals and recent developments in photonics technology. Accumulated chapters cover constituent materials, techniques of measurement of non-linear optical properties of nanomaterials, photonic crystals and pertinent applications in medical, high voltage engineering and, in optical computations and designing logic gates.

1. Historical Facts towards Introduction to Fiber-Optics and Photonics 2. Photonics: A Dream of Modern Technology 3.Optical Fiber and Its Application In Communication - An Overview 4. Progress on Optical Fiber Sensor for the Measurement of Physical Parameters and Chemical Sensing 5.Laser Applications in Medicine and Photodynamic Therapy 6.Attempts to Build Light Energy Conversion Devices 7.Fluorescence: Fundamental and Applications 8. Nonlinear Frequency Conversion - A Versatile Approach to Achieve Broadly Tunable Coherent Radiation 9.Photonics and Its Application in High Voltage Engineering 10.Techniques of Measurements of Linear and Nonlinear Optical Properties of Layered Nanomaterials for Applications in Photonics 11.Tio2 Nanowire-Based Optical Sensor 12.Computation of Electromagnetic Bandgap in Two-Dimensional Photonic Crystal

Tarun Kumar Gangopadhyay is graduated Bachelor of Electrical Engineering (B.E.E) with first class in 1989 and Master of Electrical Engineering (M.E.E.) with first class in 1991, both from the Jadavpur University, Calcutta, India. He graduated Ph.D. in December 2005 in the field of fiber-optic sensor from The University of Sydney, Australia. His Ph.D. thesis title is: ‘Measurement of vibration using optical fibre sensors’. He is presently working as Senior Principal Scientist in Fiber Optics and Photonics Division, of CSIR-Central Glass & Ceramic Research Institute (CGCRI), Kolkata, India. Dr. Gangopadhyay was involved in R&D work of different types of optical fiber sensors such as Fiber Bragg Grating (FBG) sensors for smart structures, FBG sensors for Electrical Power line application, Fabry–Pérot interferometer (FPI) for vibration sensor, etc. He has also fabrication expertise of some fiber-optic components such as bi-directional couplers for any splitting ratio,

WDM couplers for 1550, 1310 and 980nm. His current research interests are the development of Bio-medical sensors, Fiber FPI Sensor, chemical sensor using Fiber loop resonator for cavity ring down spectroscopy (FLRDS), chemical sensor using photonic crystal fiber (PCF) and packaging of fiber-optic sensor, etc. He has authored 25 Nos. international refereed journals, three patents, Four Book Chapters, and 35 Nos conference contributions and proceedings at international conferences and meetings. He is a Senior Member of Optical Society of America (No. 951188). He has done some research work in SINTEF, NTNU, Norway, related to FBG sensor for On-line temperature monitoring of high voltage (400KV) overhead transmission lines for dynamic load regulation. Finally the setup has been installed on the Power Grid transmission in India for continuous three years measurement. He has done some research work as Visiting Scientist at CNR-Istituto Nazionale di Ottica Applicata (INO), Naples, Italy, on fibe