Nick Holonyak Jr. is an American engineer and educator. He is noted particularly for his 1962 invention of a light-emitting diode that emitted visible red light instead of infrared light; Holonyak was then working at General Electric's research laboratory in Syracuse, New York. He is a John Bardeen Endowed Chair Emeritus in Electrical and Computer Engineering and Physics at the University of Illinois at Urbana-Champaign, where he has been since leaving General Electric in 1963. Wikipedia
about what has been the guiding idea for the development of transistor electronics, in a foreword of the special Indian Edition of [Rao, Elements of Engineering Electromagnetics, Sixth Edition, Pearson Education India, 2006, 8131703991, xix]
