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Lessons from the Early Days of Semiconductors

These are some notes on Carver Mead's lecture given at CalTech on 4/24/2019. Extra references are hyperlinked throughout.

Year(s) Researcher(s) Concept / Invention Timecode
1799 Alessandro Volta Battery 2:53
1831 Michael Faraday Induction 4:13
1833 Michael Faraday Semiconductors, Wheatstone Bridge 6:16
1877 Karl Braun Rectification at Contact 9:11
1879 Edwin Hall Hall Effect, + and - Conduction 11:00
1906 Greenleaf Pickard Silicon Point Contact Detector 14:44
1907-1911 Karl Baedeker Controlled Doping of Semiconductor 19:21
1920s Home Crystal Sets 24:13
1925 Julius Lilienfeld MESFET 28:43
1928 Julius Lilienfeld MOSFET 34:15
1928-1931 Felix Bloch
Rudolf Peierls
Alan Wilson
Wolfgang Pauli
Werner Heisenberg
Band Picture 36:36
1939 WWII began 41:03
1940-1946 MIT Rad Lab 41:14
1941 Rad Lab 42:41
1942 Walter Schottky Barrier Theory & Experiment 45:07
1948 John Bardeen
Walter Brattain
Point-Contact Transistor 48:37
1948 John Bardeen Metal Semiconductor Contact, Minority Carrier Injection 52:15
1948 William Shockley Junction Transistor 53:18
1952 Jacques Pankove Indium-alloy Transistors 54:48
1953 Philco 56:49
1955 Lincoln Derick
Carl Frosch
Oxide Masking 59:15
1956 Morris Tannenbaum
D. E. Thomas
Charles Lee
Diffused Silicon Transistor 1:00:35
1954 PSI 1:03:06
1957 Fairchild 1:05:00
1959 Jack Kilby All-Semiconductor Circuit 1:07:02
1959 Jean Hoerni Planar Process 1:08:18
1959 Robert Noyce Integrated Circuit 1:09:55
1960 Dawon Kahng
Mohamed Atalla
working MOSFET 1:10:12
1963 Frank Wanlass CMOS 1:11:19
1965 Robert Dennard DRAM (Dynamic Random Access Memory) 1:13:25
1965 Carver Mead working MESFET 1:14:15
1965 Moore's Law 1:14:59
Summary Slide 1:16:16
Q&A 1:23:12