Krzysztof Rykaczewski Distinguished Senior Researcher Contact RYKACZEWSKIK@ORNL.GOV All Publications New Half-lives of r-process Zn and Ga Isotopes Measured with Electromagnetic Separation... Beta-Gamma and Beta-Delayed Neutron-Gamma Decay of Neutron-Rich Copper Isotopes β-γ and β-delayed neutron-γ decay of neutron-rich copper isotopes β decay of 71,73Co: Probing single-particle states approaching doubly magic 78Ni... Measuring the absolute decay probability of <sup>82</sup>Sr by ion implantation... STUDIES OF 48Ni USING THE OPTICAL TIME PROJECTION CHAMBER Studies of <sup>48</sup>Ni Using the Optical Time Projection Chamber... Heat Decay Experimental study of the decays of 112Cs and 111Xe... New Insights into the 243Am þ 48Ca Reaction Products Previously Observed in the Experiments on Elements 113, 115, and 117 Low-energy structure of Co-66(27)39 and Co-68(27)41 populated through beta decay... Shape coexistence along N = 40 Astroparticle physics with a customized low-background broad energy Germanium detector Beta-Decay Study of ^{150}Er, ^{152}Yb, and ^{156}Yb: Candidates for a Monoenergetic Neutrino Beam Facility... First observation of two-proton radioactivity in 48Ni... β-decay measurements for N > 40 Mn nuclei and inference of collectivity for neutron-rich Fe isotopes Eleven new heaviest isotopes of elements Z = 105 to Z = 117 identified among the products of 249Bk+48Ca reactions... β-decay studies of the transitional nucleus 75Cu and the structure of 75Zn β-delayed proton emission branches in 43Cr... Conquering Nuclear Pandemonium... Orbital Dependent Nucleonic Pairing in the Lightest Known Isotopes of Tin Radiative Electron Capture in the First-Forbidden Unique Decay of 81Kr... β decay of 81Zn and migrations of states observed near the N = 50 closed shell... Synthesis of a new element with atomic number Z=117... New subshell closure at N = 58 emerging in neutron-rich nuclei beyond 78Ni... Pagination First page « First Previous page ‹â¶Ä¹ … Page 4 Current page 5 Page 6 … Next page ›â¶Äº Last page Last » Key Links Organizations Physical Sciences Directorate Physics Division Nuclear Science and Advanced Technology Section Nuclear Structure and Nuclear Astrophysics Group