Dale R. Corson
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Dale Raymond Corson was an American physicist and academic administrator who was the eighth president of Cornell University.
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Kenneth Ross MacKenzie
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Kenneth Ross MacKenzie was an American nuclear physicist. Together with Dale R. Corson and Emilio Segrè, he synthesized the element astatine, in 1940. MacKenzie received his PhD under Ernest Lawrence
Dale R. Corson
…Segrè suggested that the cyclotron could be used to bombard bismuth (element 83) with alpha particles to produce the then-unknown element 85. Corson, Kenneth Ross MacKenzie, and Segrè discovered and isolated the element in 1940. They named it "astatine" in 1947. In 1946 Corson came to Cornell University as an assistant…
MacKenzie in 1971