Comments by "Alexander Sylchuk" (@sshko101) on "Why 157nm Lithography Failed" video.

  1. 9:47 "The natural existence of barium fluoride was predicted by Michael Fleischer in 1970. Later in the same year, the mineral was discovered by Arthur S. Radtke and named after Frank W. Dickson (born 1922), professor of Geochemistry at Stanford University in recognition of his contributions to geology and geochemistry of low-temperature ore deposits".
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