During his tenure, he was the director of Microwave and Quantum Magnetics Group at Research Laboratory of Electronics.
He received bachelor's and master's degree in electrical engineering from Massachusetts Institute of Technology in 1956.
Working on the microwave ferrite devices during his service as lieutenant at the United States Air Force from 1957 to 1959, he has subsequently completed his PhD studies on this topic under Lan Jen Chu at MIT in 1960.
[1][2] During his tenure at MIT, Morgenthaler led the Microwave and Quantum Magnetics Group and was a member of the Research Laboratory of Electronics, the Center for Material Sciences and Engineering and Harvard-MIT Division of Health Sciences and Technology.
[1][2] His 1958 work on velocity modulation of electromagnetic media[3] has pioneered the field of time-varying photonics and metamaterials.