Title and Description Page
College Education 1
Doctoral work in physics. Graduate student at McMaster University.
Career at Sprague Electric Company 2
North Adams facility. Research and development of ion implementation. Technology X. Built magnet velocity filter and a scanning system. International ion beam conference. Bought parts for second implanter from Accelerators, Inc.
PNP Transistors 10
Implants for beta control. Implanted TTL circuits. Implanted linear circuits. Published in the Proceedings of the Institute of Electrical and Electronics Engineers. Technology X. Patent.
Metal Oxide Semiconductors 13
Ion implementation. Physicist in a group of chemists. Military R&D contracts. Metal oxide semiconductor field effect transistors. Complementary metal oxide semiconductors.
Threshold work 16
Two low-threshold approaches. Tri-state logic. Threshold adjust technique.
Robert Palmer and collaboration. Sprague and MOSTEK. Published in Electronics.
Depletion load work. Sprague Electric sold to General Cable. Move from North Adams to Worcester. MOSTEK-Sprague consultant. Semiconductor industry's adoption of ion implantation.