The four-layer diode was the key to William Shockley's plan to revolutionize AT&T's phone system. It was a great device in theory, but not in practice -- at least not at the time when Shockley ...

You will learn about semiconductor light-emitting diodes (LEDs) and lasers ... Conventional laser stimulated emission theory, Maxwell–Boltzmann vs. Fermi vs. Bose statistics, Quantum solution to the ...