Abstract <p>The surface binding energy of atoms in solids is an important parameter for sputtering under ion beam irradiation. In case of multicomponent materials sputtering, such as alloys, the ratio of the alloy components’ surface binding energies determines the preferential sputtering process. In this paper the surface binding energy of atoms in the Ni<InlineEquation ID="IEq1"> <InlineMediaObject> <ImageObject Color="BlackWhite" FileRef="11972_2025_8759_Article_IEq1.gif" Format="GIF" Height="8" Rendition="HTML" Resolution="72" Type="Linedraw" Width="10" /> </InlineMediaObject> <EquationSource Format="TEX">\({}_{x}\)</EquationSource> <!--BPhysMGU2570018Shilov-m1--> </InlineEquation>Pd<InlineEquation ID="IEq2"> <InlineMediaObject> <ImageObject Color="BlackWhite" FileRef="11972_2025_8759_Article_IEq2.gif" Format="GIF" Height="10" Rendition="HTML" Resolution="72" Type="Linedraw" Width="10" /> </InlineMediaObject> <EquationSource Format="TEX">\({}_{y}\)</EquationSource> <!--BPhysMGU2570018Shilov-m2--> </InlineEquation> alloys with various stoichiometry is calculated using molecular dynamics simulation. The surface binding energy dependence on the alloy components’ concentrations is demonstrated. The surface binding energy temperature dependences and the binding energy for the atoms of the second atomic layer are also calculated.</p>

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Calculation of the Surface Binding Energy in Nickel–Palladium Alloys Using Molecular Dynamics Simulation

  • M. S. Shilov,
  • A. V. Nazarov,
  • V. S. Chernysh,
  • A. A. Shemukhin

摘要

Abstract

The surface binding energy of atoms in solids is an important parameter for sputtering under ion beam irradiation. In case of multicomponent materials sputtering, such as alloys, the ratio of the alloy components’ surface binding energies determines the preferential sputtering process. In this paper the surface binding energy of atoms in the Ni \({}_{x}\) Pd \({}_{y}\) alloys with various stoichiometry is calculated using molecular dynamics simulation. The surface binding energy dependence on the alloy components’ concentrations is demonstrated. The surface binding energy temperature dependences and the binding energy for the atoms of the second atomic layer are also calculated.