Showing 6 results for Researcher: Krzysztof P. Rykaczewski
June 24, 2026
7 MIN READ
Physicists at the University of Tennessee, Knoxville and researchers at ORNL have made critical measurements of the lifetime and decay energy of tellurium-104, an important step in answering a century-old question and understanding how hundreds
August 16, 2023
5 MIN READ
Timothy Gray of ORNL led a study that may have revealed an unexpected change in the shape of an atomic nucleus. The surprise finding could affect our understanding of what holds nuclei together, how protons and neutrons interact and how elements form.
June 3, 2022
7 MIN READ
Two decades in the making, a new flagship facility for nuclear physics opened on May 2, and scientists from the Department of Energy’s Oak Ridge National Laboratory have a hand in 10 of its first 34 experiments.
February 1, 2020
2 MIN READ
Scientists from ORNL and several Japanese laboratories have developed an experimental method for fast determination of the optimum heavy-ion beam energy for the synthesis of super heavy elements.
September 27, 2016
4 MIN READ
The discovery of element 117—tennessine, as it has been provisionally named—was made possible by a collaboration of researchers in the United States and Russia. ORNL provided the radioisotope berkelium-249, which was bombarded with a beam of calcium-48 at Russia's Joint Institute for Nuclear Researc...
May 9, 2016
3 MIN READ
Oak Ridge National Laboratory's 25-megavolt Tandem Electrostatic Accelerator received an opportunity for one last hurrah in a series of experiments that ended in late March, nearly four years after the Holifield Radioactive Ion Beam (RIB) Facility at the Department of Energy national l...