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Light Wave Spectrum

Light Wave Spectrum: Light Wave Spectrum - In everyday terms, light can be defined as the pail of the visible spectrum that has a wavelength range between 0.4 μm (micrometer)…

Light Emitting Materials

Light Emitting Materials: Since the eye is only sensitive to light of energy hf ≥ 1.8 eV (~ 0.7 μm), semiconductors of interest must have energy band gaps larger than this…

What is Wave Particle Duality?

What is Wave Particle Duality? Since waves exhibit particle-like behavior, then the particles also should exhibit wave—like properties. This theory (de Broglie) is based on the existence of a wave…

Microwave Link in Electronic Communication

Microwave Link in Electronic Communication: A Microwave Link in Electronic Communication performs the same functions as a copper or optic fiber cable, but in a different manner, by using point-to-point…

Radiation and Propagation of Waves Articles

Radiation and Propagation of Waves Articles: Fundamentals of Electromagnetic Waves: Fundamentals of Electromagnetic Waves are energy propagated through free space at the velocity of light, which is approximately 300 meters…

What is the use of Light Emitting Diode (LED)?

What is the use of Light Emitting Diode (LED)?: What is the use of Light Emitting Diode (LED)? - The Light Emitting Diodes, Fig. 2.10 (a) is basically a semiconductor…

Fiber Optic Communication Articles

Fiber Optic Communication Articles: Fiber Optics History: In 1870 John Tyndall, a natural philosopher living in England, demonstrated one of the first guided light systems to the Royal Society. His…

Electronic Communication Articles

Electronic Communication Articles: This Electronic Communication Articles which includes the following topics: Principles of Communication Systems Need of Modulation in Communication System Bandwidth Requirement in Communication System External Noise in…