September 9th |
1858 | Carl Auer von Welsbach, researcher on rare earths; invented incandescent mantle (Welsbach Mantle or Auerlicht); discovered neodymium, praseodymium, 1885, and lutetium, with Georges Urbain, was born. |
1929 | Discovery of Konel, a cobalt-nickel alloy, announced by Westinghouse Laboratories. |
1974 | Albert Ghiorso and Glenn T. Seaborg announced the discovery of element 106 at the University of California, Berkeley. |