PH 221 Grantham University Optical Fibers and Quantum Mechanics Discussion

Question Description

(1)

Optical fibers are made from glass or plastic and generally have an index of refraction of about 1.45. They are commonly used in telecommunications and computer networks.

Identify and describe a specific application for fiber optics? What kind of information can they transmit? What advantages do they have over other materials or technologies? Explain how optical fibers work and the role of total internal reflection of light within.

(2)

Quantum mechanics and the quantum model of the atom predict some really crazy effects. But they also affect our everyday lives, from atomic clocks and quantum computers to lasers, MRI and advanced encryption techniques.

Choose one example of a process or device that uses quantum mechanics and explain it in some detail. Provide links to quantum theory and its usefulness.

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