Robert Dicke

No, Robert Dicke was a theoretical physicist who worked on radar technology during World War II. While Percy Spencer actually invented the microwave oven, Dicke's work on microwave radiometers at the MIT Radiation Laboratory contributed to the underlying understanding of microwave technology.

In 1964, Dicke instructed his colleagues at Princeton, David Todd Wilkinson and Peter Roll, to build an antenna to search for the CMB. Unbeknownst to them, Arno Penzias and Robert Wilson at Bell Labs had already detected the CMB signal accidentally, but Dicke's team provided the cosmological explanation for it.

A Dicke radiometer is a type of receiver used in radio astronomy to measure the power of electromagnetic noise. It minimizes the effects of receiver gain fluctuations by continuously switching between the signal source and a known internal noise source.

Dicke conducted precise experiments to test Albert Einstein's theory of general relativity, specifically looking at the equivalence principle. He also developed the Brans-Dicke theory of gravitation alongside Carl Brans, which proposed a variable gravitational constant.