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ORNL plays role as four new elements added to periodic table, filling seventh row

Posted at 2:09 pm January 5, 2016
By Oak Ridge Today Staff Leave a Comment

Periodic Table of Elements

Periodic Table of Elements (Image by Los Alamos National Laboratory)

 

Note: This story was updated at 10:56 p.m. Jan. 6.

Four new elements have been added to the periodic table, filling the seventh row, or period, and Oak Ridge National Laboratory played a role in discovering two of them.

The discovery and assignment of elements with atomic numbers 113, 115, 117, and 118 was announced on December 30 by the International Association of Pure and Applied Chemistry. The discoveries have been officially verified.

ORNL participated in the discovery of elements 115 and 117 in a collaboration between the Joint Institute for Nuclear Research in Dubna, Russia, and Lawrence Livermore National Laboratory in California.

The discoverers, who also include researchers in Japan, will now be invited to suggest permanent names and symbols.

For now, the elements are known as: [Read more…]

Filed Under: Front Page News, Oak Ridge National Laboratory, ORNL, Slider, Top Stories, U.S. Department of Energy Tagged With: Dmitri Mendeleev, element 113, element 114, element 115, element 116, element 117, element 118, Fl, flerovium, International Association of Pure and Applied Chemistry, International Union of Pure and Applied Physics, IUPAC, IUPAP, Jan Reedijk, Joint Institute for Nuclear Research, Joint Working Party, JWP, Lawrence Livermore National Laboratory, livermorium, Lv, Mark C. Cesa, Oak Ridge National Laboratory, ORNL, Paul J. Karol, periodic table, Pure and Applied Chemistry, RIKEN, Riken Institute, Uuo, Uup, Uus, Uut

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