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Copernicium is discovered by Sigurd Hofmann, Victor Ninov et al.
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Copernicium
Chemical element with atomic number 112 (Cn)
Copernicium is a synthetic chemical element; it has symbol Cn and atomic number 112. Its known isotopes are extremely radioactive, and have only been created in a laboratory. The most stable known isotope, copernicium-285, has a half-life of approximately 30 seconds. Copernicium…Source: Wikipedia (CC BY-SA)
Sigurd Hofmann
German physicist (1944–2022)
Sigurd Hofmann was a German physicist known for his work on superheavy elements.Source: Wikipedia (CC BY-SA)
Victor Ninov
Bulgarian-American physicist (born 1959)
Victor Ninov is a Bulgarian physicist and former researcher who worked primarily in creating superheavy elements. He is known for the co-discoveries of elements 110, 111, and 112.Source: Wikipedia (CC BY-SA)
February 9
Day of the year
February 9 is the 40th day of the year in the Gregorian calendar; 325 days remain until the end of the year.Source: Wikipedia (CC BY-SA)