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抗辐照损伤金属基纳米结构材料界面设计及其响应行为的研究进展
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刘悦 1(  ), 汤鹏正 1, 杨昆明 1, 沈一鸣 2, 吴中光 2, 范同祥 1( )
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Research Progress on the Interface Design and Interface Response of Irradiation Resistant Metal-Based Nanostructured Materials
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LIU Yue 1( ), TANG Pengzheng 1, YANG Kunming 1, SHEN Yiming 2, WU Zhongguang 2, FAN Tongxiang 1( )
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图3. 非共格孪晶界设计及其对辐照损伤的响应行为[37,38]
(a-c) in situ snapshots showing the migration and absorption of defect clusters by an ITB at the dose of about 0.85 dpa[37] (d-g) absorption and diffusion of interstitials in nanovoid-nanotwinned (nv-nt) Cu[38] (d) fast interstitial diffusion pipes enabled by incoherent twin boundary (ITB)-CTB networks in nanotwinned Cu (e) two fast diffusion channels at ITBs (Ef, Em—formation and migration energies, respectively) (f, g) the corresponding diffusion mechanisms (h-m) snapshots recorded during in situ irradiation in TEM and corresponding schematics showing the continuous evolution of twin boundaries over a dose range of 0.766-0.898 dpa[37] (n, o) schematics of ITB migration mechanisms during irradiation[37]
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Fig.3. Design of incoherent twin boundary (ITB) and its response to the irradiation damage
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