高能重离子辐照在金属颗粒尺寸筛选中的应用研究(英文)

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The swift heavy ions(SHI)irradiation using a tool for the ion-beam-shaping technique has attracted much attention in recently years,which can transform spherical metal nanoparticles(Nps)to prolate spheroids,nanorods or nanowires,with the elongation along the beam direction[1].In this study,we show that SHI irradiation can also act as a size filter to Ag Nps embedded in silica glass.In experiment,Ag Nps were introduced into silica glass by Ag ions implantation.Subsequently,73MeV Ca ions were used to irradiate The swift heavy ions (SHI) irradiation using a tool for the ion-beam-shaping technique has attracted much attention in recently years, which can transform spherical metal nanoparticles (Nps) to prolate spheroids, nanorods or nanowires, with the elongation along the beam direction [1] .In this study, we show that SHI irradiation can also act as a size filter to Ag Nps embedded in silica glass.In experiment, Ag Nps were introduced into silica glass by Ag ion implantation. Substituted, 73MeV Ca ions were used to irradiate
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