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George is best known for his work on, and the invention of, the X-Ray Spectrometer. This invention was widely adopted by NASA and his invention would earn him the NASA Goddard Space Flight Center Inventor of the Year award in 1984.
Brief biography: George would earn his B.A. in Physics in 1962 and would complete his master's degree in Nuclear Physics in 1963.
After Alcorn earned his doctorate in atomic and molecular physics from Howard University in 1967, he spent 12 years in industry as a senior scientist at Philco-Ford, a senior physicist at Parker-Elmer, an advisory engineer at IBM Corporation.
He would later become IBM's Visiting, and then full, Professor of Electrical Engineering at Howard University. In 1978 he joined NASA and invented his famed invention the X-Ray Spectrometer.