b'2019 | ANNUAL REPORTConclusion References Figure 1. Atom Probe Irradiation with either Kr2+ ions or[1.] Z. Yu, A. Couet, M. Bachhav,concentration maps for Nb in neutrons to 5 dpa at 310C have eachIrradiation-induced Nb redis- Zr-1.0%Nb matrix. Following each irradiation, small Nb-rich led to the development of Nb-richtribution of ZrNb alloy: An APTnanoclusters are observed, nanoclusters in a Zr-1.0%Nb alloy.study, J. Nucl. Mater. 516 (2019)with comparable size and Nanoclusters rich in Nb are expected100110. doi:10.1016/j.jnuc- number density.to impede the growth of c loopsmat.2019.01.015.in Zr-based alloys, likely reducing the[2.] J.P. Abriata, J.C. Bolcich, The Nb-Zr effects of irradiation-induced linear( Niobium-Zirconium ) System, growth [5,6]. The Nb clustering alsoBull. Alloy Phase Diagrams. 3 lowers the amount of Nb in solid(1982) 3444.solution within the matrix, likely improving the corrosion resistance of[3.] J. Ribis, S. Doriot, F. Onimus, the alloy [1]. The Kr2+ ion irradiationShape, orientation relation-appears to be a reasonable emulationships and interface structure of of neutron-irradiation effects on Nbbeta-Nb nano-particles in neu-solute migration, but some key differ- tron irradiated zirconium al-ences are noted. loy, J. Nucl. Mater. 511 (2018) 1829. doi:10.1016/j.jnuc-mat.2018.08.042.65'