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\u5bfc\u8bfb<\/strong><\/p>\n \u91d1\u5c5e\u94a8\u8fd1\u8868\u9762\u7684\u6c26\u6548\u5e94\u5206\u6790\u5bf9\u4e8e\u805a\u53d8\u53cd\u5e94\u5806\u9762\u5411\u7b49\u79bb\u5b50\u4f53\u6750\u6599\uff08plasma-facing 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\u6210\u679c\u63a0\u5f71<\/strong><\/p>\n \u7f8e\u56fd\u6a61\u6811\u5cad\u56fd\u5bb6\u5b9e\u9a8c\u5ba4\u5148\u8fdb\u6838\u6750\u6599\u7ec4\u7684\u8303\u5b58\u624d\u535a\u58eb\uff08\u73b0\u9999\u6e2f\u5927\u5b66RGC\u535a\u58eb\u540e\u7814\u7a76\u52a9\u7406\uff09\u548c\u80e1\u900a\u7965\u7814\u7a76\u5458\uff082021\u5e74\u5168\u804c\u56de\u56fd\uff0c\u73b0\u4efb\u56db\u5ddd\u5927\u5b66\u7279\u8058\u7814\u7a76\u5458\/\u6d77\u7eb3\u9752\u5e74\u5b66\u8005\uff09\uff0c\u901a\u8fc7\u5e38\u6e29\u4e0b\u7684\u6c26\u79bb\u5b50\uff0840 keV He+<\/sup>\uff09\u6ce8\u5165\uff0c\u7ed3\u5408\u9ad8\u6e29\u70ed\u8131\u9644\u5b9e\u9a8c\u548c\u5fae\u7ed3\u6784\u8868\u5f81\uff0c\u9488\u5bf9\u5355\u6676\u94a8\u548c\u591a\u6676\u94a8\u7684\u8868\u9762\u6c26\u6548\u5e94\u5c55\u5f00\u4e86\u7cfb\u7edf\u6027\u7684\u7814\u7a76\u3002\u7ed3\u679c\u53d1\u73b0\uff0c\u5728W {100} \u548c W {110} \u5355\u6676\u6837\u54c1\u7684\u6c26\u79bb\u5b50\u6ce8\u5165\u533a\u57df\u4e2d\u51fa\u73b0\u4e86\u65b0\u7684\u53d6\u5411\u4e3a <111> \u7684\u6676\u7c92\uff08\u89c1\u4e0b\u6587\u56fe1\uff09\u3002\u867d\u7136\u8fd9\u4e9b\u65b0\u7684 <111> \u53d6\u5411\u7684\u6676\u7c92\u5f62\u72b6\u4e0d\u89c4\u5219\uff0c\u5927\u5c0f\u5728\u5fae\u7c73\u7ea7\u522b\uff0c\u539a\u5ea6\u5728\u79bb\u5b50\u8f90\u7167\u533a\u57df\u5185\uff08\u89c1\u4e0b\u6587\u56fe2\uff09\uff0c\u4f46\u662f\u6781\u56fe\u5206\u6790\u5374\u8868\u660e\u5b83\u4eec\u548c\u6bcd\u4f53\u6676\u683c\u4e4b\u95f4\u5b58\u5728\u786e\u5b9a\u7684\u4f4d\u76f8\u504f\u8f6c\u5173\u7cfb \uff08\u89c1\u4e0b\u6587\u56fe3\uff09\u3002\u76f8\u6bd4\u4e4b\u4e0b\uff0cW {111} \u6837\u54c1\u5728\u79bb\u5b50\u6ce8\u5165\u524d\u540e\u5e76\u672a\u6709\u4efb\u4f55\u53d6\u5411\u53d8\u5316\u3002\u5728\u968f\u540e\u7684\u9ad8\u6e29\u6c26\u8131\u9644\u5b9e\u9a8c\u4e2d\uff0c\u4e09\u4e2a\u6837\u54c1\u7684\u8fd1\u8868\u9762\u533a\u57df\u5168\u90fd\u5f62\u6210\u4e86\u5927\u91cf\u7684\u6c26\u6ce1 \uff08\u89c1\u4e0b\u6587\u56fe4\uff09\u3002\u4f46\u503c\u5f97\u6ce8\u610f\u7684\u662f\uff0c\u53ea\u6709\u5728\u53d1\u751f\u6676\u5411\u504f\u8f6c\u7684 W {100} \u548c W {110}\u5355\u6676\u00a0\u6837\u54c1\u8868\u9762\u624d\u4f1a\u4ea7\u751f\u8936\u76b1\u73b0\u8c61\u3002\u663e\u7136\uff0c\u6676\u5411\u504f\u8f6c\u5728\u6750\u6599\u8fd1\u8868\u9762\u7ed3\u6784\u6f14\u5316\u8fc7\u7a0b\u4e2d\u626e\u6f14\u7740\u5341\u5206\u91cd\u8981\u7684\u89d2\u8272\u3002\u504f\u8f6c\u9a71\u52a8\u529b\u53ef\u80fd\u6e90\u81ea\u5f00\u53e3\u6676\u5411\uff08channeling direction\uff09\u548c\u95ed\u53e3\u6676\u5411\uff08non-channeling direction\uff09\u5728\u79bb\u5b50\u6ce8\u5165\u65f6\u4ea7\u751f\u7684\u80fd\u91cf\u5dee\u3002\u5728\u4f53\u5fc3\u7acb\u65b9\uff08BCC\uff09\u6676\u4f53\u4e2d\uff0c\u6700\u5927\u5f00\u53e3\u65b9\u5411\u662f\u5bc6\u6392\u65b9\u5411 <111>\uff0c\u6240\u4ee5\u5f53\u79bb\u5b50\u6cbf\u6b64\u65b9\u5411\u8fdb\u5165\u6676\u683c\u65f6\uff0c\u4e0e\u6676\u683c\u7c92\u5b50\u78b0\u649e\u7684\u6982\u7387\u6700\u5c0f\uff0c\u4ea7\u751f\u7684\u7f3a\u9677\u5bc6\u5ea6\u6700\u4f4e\uff0c\u56e0\u6b64\u7cfb\u7edf\u80fd\u91cf\u72b6\u6001\u4e5f\u6700\u4f4e\u3002\u7531\u6b64\u53ef\u4ee5\u63a8\u65ad\uff0c\u76f8\u5bf9\u95ed\u53e3\u7684 <100> \u548c <110> \u6676\u5411\u4f1a\u5411 <111> \u53d6\u5411\u504f\u8f6c\u3002\u9664\u6b64\u4e4b\u5916\uff0c\u7814\u7a76\u8fd8\u53d1\u73b0\u6c26\u7684\u5b58\u5728\u53ef\u4ee5\u663e\u8457\u6291\u5236\u591a\u6676\u94a8\u5728\u9ad8\u6e29\u4e0b\u7684\u56de\u590d\u3001\u518d\u7ed3\u6676\u548c\u6676\u7c92\u957f\u5927 \uff08\u89c1\u4e0b\u6587\u56fe5\uff09\u3002<\/p>\n \u5177\u4f53\u7814\u7a76\u6210\u679c\u53ef\u53c2\u8003\u5df2\u53d1\u8868\u8bba\u6587\uff1a<\/p>\n (1) Cuncai Fan, Congyi Li, Chad M. Parish, Yutai Katoh, Xunxiang Hu. “Helium effects on the surface and subsurface evolutions in single-crystalline tungsten.” Acta Materialia 203 (2021): 116420.<\/p>\n (2) Cuncai Fan, Yutai\u00a0Katoh, Xunxiang Hu. “Impact of helium irradiation on the crystallographic orientation change in single-crystalline tungsten.” Nuclear Fusion 61, no. 7 (2021): 076011.<\/p>\n (3) Cuncai Fan, Xunxiang Hu. “Recovery and recrystallization of warm-rolled tungsten during helium thermal desorption spectroscopy annealing.” Journal of Nuclear Materials 569 (2022): 153914.<\/p>\n \u6838\u5fc3\u521b\u65b0\u70b9<\/strong><\/p>\n \u79bb\u5b50\u6ce8\u5165\u8bf1\u5bfc\u8868\u9762\u6676\u5411\u504f\u8f6c\uff08\u4ece\u5f00\u53e3\u6676\u5411\u8f6c\u4e3a\u95ed\u53e3\u6676\u5411\uff09\uff0c\u5bf9\u8868\u9762\u7ed3\u6784\u6f14\u5316\u6709\u91cd\u8981\u5f71\u54cd\u3002<\/p>\n \u6570\u636e\u6982\u89c8<\/strong><\/p>\n \u56fe1. \u5355\u6676\u94a8\u6837\u54c1\u8f90\u7167\u540e\u8868\u9762\u6676\u5411\u53d8\u5316\u3002\uff08a1-a3\uff09\u548c\uff08b1-b3\uff09\u8f90\u7167\u540e\u7684W {100} \u548cW {110} \u8868\u9762\u5747\u4ea7\u751f\u4e86\u53d6\u5411\u63a5\u8fd1<111>\u65b9\u5411\u7684\u65b0\u6676\u7c92\u3002\uff08c1-c3\uff09W {111} \u8868\u9762\u8f90\u7167\u540e\u6ca1\u6709\u53d6\u5411\u53d8\u5316\u3002<\/p>\n \u56fe2. W {110} \u4e2d\u8f90\u7167\u8bf1\u5bfc\u7684\u8868\u9762\u6676\u7c92\u3002\uff08a\uff09\u8868\u9762\u6676\u7c92\u7684\u900f\u5c04\u7535\u955c\u56fe\u3002\uff08b-d\uff09\u57fa\u4f53\u3001\u754c\u9762\u3001\u4ee5\u53ca\u8868\u9762\u6676\u7c92\u7684\u884d\u5c04\u82b1\u6837\u3002<\/p>\n \u56fe3. \u8868\u9762\u6676\u7c92\u53d6\u5411\u7684\u626b\u63cf\u7535\u955c\u6781\u56fe\u5206\u6790\u3002\uff08a-c\uff09\u8f90\u7167\u524d\u7684\u6781\u56fe\u3002\uff08d-f\uff09\u8f90\u7167\u540e\u7684\u6781\u56fe\u3002\uff08g-i\uff09\u6807\u51c6\u6781\u56fe\u3002<\/p>\n \u56fe4. \u53d7\u8f90\u7167\u5355\u6676\u94a8\u6837\u54c1\u5728\u70ed\u8131\u9644\u5b9e\u9a8c\u540e\u7684\u900f\u5c04\u7535\u955c\u56fe\u7247\u3002\uff08a1-a3\uff09\u548c\uff08b1-b3\uff09W {100} \u548c W {110} \u7684\u8936\u76b1\u8868\u9762\u5f62\u8c8c\u3001\u5185\u90e8\u7684\u8f90\u7167\u8bf1\u5bfc\u6676\u754c\u4e0e\u6c26\u6ce1\u3002\uff08c1-c3\uff09W {111} \u7684\u5e73\u76f4\u8868\u9762\u4ee5\u53ca\u5185\u90e8\u6c26\u6ce1\u3002<\/p>\n \u56fe5. \u70ed\u8f67\u591a\u6676\u94a8\u6837\u54c1\u5728\u70ed\u8131\u9644\u5b9e\u9a8c\u540e\u7684\u8868\u9762\u6676\u7c92\u5f62\u8c8c\u3002\uff08a-c\uff09\u6ca1\u6709\u6c26\u79bb\u5b50\u6ce8\u5165\u7684\u6837\u54c1\u8868\u9762\u3002\uff08d-f\uff09\u6709\u6c26\u79bb\u5b50\u6ce8\u5165\u7684\u6837\u54c1\u8868\u9762\u3002<\/p>\n \u6210\u679c\u542f\u793a<\/strong><\/p>\n \u91d1\u5c5e\u94a8\u8868\u9762\u7684\u6c26\u6548\u5e94\u662f\u805a\u53d8\u6838\u6750\u6599\u7814\u7a76\u7684\u70ed\u70b9\u95ee\u9898\u3002\u76ee\u524d\u5173\u4e8e\u8868\u9762\u5fae\u7ed3\u6784\u6f14\u5316\uff0c\u5927\u90fd\u57fa\u4e8e\u6c26\u6ce1\u9a71\u52a8\u6a21\u578b\u3002\u7136\u800c\uff0c\u8d8a\u6765\u8d8a\u591a\u7684\u5b9e\u9a8c\u89c2\u6d4b\u8868\u660e\uff0c\u7ed3\u6784\u6f14\u5316\u4e0e\u6676\u4f53\u53d6\u5411\u5bc6\u5207\u76f8\u5173\u3002\u672c\u6587\u7684\u7814\u7a76\u6210\u679c\u4e3a\u7406\u89e3\u8fd9\u79cd\u6676\u4f53\u53d6\u5411\u4f9d\u8d56\u6027\u63d0\u4f9b\u4e86\u65b0\u7684\u601d\u8def\u548c\u65b9\u6cd5\u3002<\/p>\n \u8bba\u6587\u94fe\u63a5<\/strong><\/p>\n https:\/\/doi.org\/10.1016\/j.actamat.2020.10.039<\/u><\/a>\u00a0<\/p>\n https:\/\/doi.org\/10.1088\/1741-4326\/abff04<\/u><\/a><\/p>\n
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