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Depth concentrations of deuterium ions implanted into some pure metals and alloys
Authors:A. Yu. Didyk  R. Wiśniewski  K. Kitowski  V. Kulikauskas  T. Wilczynska  A. Hofman  A. A. Shiryaev  Ya. V. Zubavichus
Affiliation:1.Joint Institute for Nuclear Research,Dubna,Russia;2.Institute of Atomic Energy POLATOM,Otwock/?wierk,Poland;3.Skobeltsyn Institute of Nuclear Physics of Moscow State University,Moscow,Russia;4.Institute of Physical Chemistry and Electrochemistry of RAS,Moscow,Russia;5.Russian Research Center “Kurchatov Institute”,Moscow,Russia
Abstract:Pure metals (Cu, Ti, Zr, V, Pd) and diluted Pd alloys (Pd-Ag, Pd-Pt, Pd-Ru, Pd-Rh) were implanted by 25-keV deuterium ions at fluences in the range (1.2–2.3) × 1022 m−2. The post-treatment depth distributions of deuterium ions were measured 10 days and three months after the implantation by using Elastic Recoil Detection Analysis (ERDA) and Rutherford Backscattering (RBS). Comparison of the obtained results allowed us to make conclusions about relative stability of deuterium and hydrogen gases in pure metals and diluted Pd alloys. Very high diffusion rates of implanted deuterium ions in V and Pd pure metals and Pd alloys were observed. Small-angle X-ray scattering revealed formation of nanosized defects in implanted corundum and titanium.
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