{"id":239447,"date":"2022-07-07T08:31:44","date_gmt":"2022-07-07T00:31:44","guid":{"rendered":"\/\/m.iemloyee.com\/?p=239447"},"modified":"2022-07-07T08:31:44","modified_gmt":"2022-07-07T00:31:44","slug":"%e7%87%95%e5%b1%b1%e5%a4%a7%e5%ad%a6%ef%bc%8c%e6%9c%80%e6%96%b0nature%ef%bc%81","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=239447","title":{"rendered":"\u71d5\u5c71\u5927\u5b66\uff0c\u6700\u65b0Nature\uff01"},"content":{"rendered":"
\u3010\u5bfc\u8bfb\u3011<\/strong><\/p>\n \u78b3\uff08C\uff09\u5177\u6709\u8bb8\u591a\u540c\u7d20\u5f02\u5f62\u4f53\uff0c\u5176\u4e2d\u6700\u666e\u904d\u7684\u662f\u77f3\u58a8\u548c\u91d1\u521a\u77f3\uff08\u5206\u522b\u5177\u6709sp2<\/sup>\u548csp3<\/sup>\u6742\u5316\uff09\uff0c\u800c\u91d1\u521a\u77f3\u662f\u94bb\u77f3\u7684\u539f\u8eab\u3002\u5728\u4e0d\u540c\u7684\u5408\u6210\u6761\u4ef6\u4e0b\uff0c\u53ef\u4ee5\u4ece\u77f3\u58a8\u8f6c\u53d8\u4e3a\u91d1\u521a\uff0c\u901a\u5e38\u6761\u4ef6\u662f\u9ad8\u538b\u3001\u9ad8\u6e29\uff08HPHT\uff09\u3001\u7206\u70b8\u51b2\u51fb\u548c\u5267\u70c8\u526a\u5207\u53d8\u5f62\u4e0b\u7684\u4f4e\u6e29\u538b\u7f29\u3002\u4f46\u662f\uff0c\u4e86\u89e3\u77f3\u58a8\u5982\u4f55\u8f6c\u53d8\u4e3a\u91d1\u521a\u77f3\u4ecd\u7136\u9762\u4e34\u91cd\u5927\u6311\u6218\u3002\u516d\u65b9\u77f3\u58a8\uff08hexagonal graphite, HG\uff09\u5728\u5806\u53e0\u987a\u5e8f\u4e0a\u7ecf\u5386\u4e86\u51e0\u79cd\u53ef\u80fd\u7684\u53d8\u5316\uff0c\u4ee5\u8f6c\u5316\u4e3a\u7acb\u65b9\u91d1\u521a\u77f3\uff08cubic diamond, CD\uff09\u6216\u516d\u89d2\u91d1\u521a\u77f3\uff08hexagonal diamond, HD\uff09\uff0c\u6240\u6709\u78b3\u539f\u5b50\u901a\u8fc7sp3<\/sup>\u6742\u5316\u5171\u4ef7\u952e\u5408\u3002\uff081\uff09AB\u5806\u79ef\u53ef\u80fd\u4f1a\u8f6c\u53d8\u4e3aABC\u5806\u79ef\uff0c\u7136\u540e\u96c6\u4f53\u8d77\u76b1\u8f6c\u53d8\u4e3aCD\uff1b\uff082\uff09AB\u5806\u53e0\u53ef\u4ee5\u6539\u4e3aAA\u5806\u53e0\u540e\u8936\u76b1\u8f6c\u6362\u4e3aHD\uff1b\uff083\uff09AB\u5806\u53e0\u968f\u540e\u8936\u76b1\u8f6c\u6362\u4e3aCD\u6216\u5c48\u66f2\u8f6c\u6362\u4e3aHD\u3002\u5c3d\u7ba1\u76ee\u524d\u63d0\u51fa\u4e86\u8bb8\u591a\u673a\u5236\uff0c\u4f46\u662f\u77f3\u58a8\u8f6c\u53d8\u4e3a\u91d1\u521a\u77f3\u7684\u8fc7\u7a0b\u4ecd\u7136\u96be\u4ee5\u6349\u6478\u3002\u5176\u4e2d\uff0c\u4e3b\u8981\u969c\u788d\u662f\u8be5\u8fc7\u7a0b\u53d1\u751f\u5728\u9ad8\u6e29\u9ad8\u538b\u4e0b\uff0c\u6ca1\u6709\u539f\u4f4d\u4fe1\u606f\uff0c\u7279\u522b\u662f\u5728\u539f\u5b50\u5c3a\u5ea6\u4e0a\u3002\u5728\u7f3a\u4e4f\u5fae\u89c2\u4fe1\u606f\u7684\u60c5\u51b5\u4e0b\uff0c\u5bf9XRD\u6570\u636e\u7684\u89e3\u91ca\u6709\u65f6\u662f\u4e0d\u552f\u4e00\u7684\uff0c\u4ece\u800c\u5bfc\u81f4\u4e0d\u540c\u7684\u7ed3\u8bba\u3002\u9ad8\u5206\u8fa8\u7387\u900f\u5c04\u7535\u5b50\u663e\u5fae\u955c\uff08HRTEM\uff09\u7528\u4e8e\u5929\u7136\u6837\u54c1\u548c\u5b9e\u9a8c\u5ba4\u51b2\u51fb\u6837\u54c1\uff0c\u6240\u63d0\u51fa\u7684\u6676\u4f53\u7ed3\u6784\u4ea7\u751f\u7c7b\u4f3c\u4e8e\u77f3\u58a8\u548cCD\u7684\u884d\u5c04\u5cf0\uff0c\u4f46\u8fd9\u79cd\u6df7\u5408\u7ed3\u6784\u7684\u8d77\u6e90\u53ca\u5176\u4e0e\u77f3\u58a8\u5230\u91d1\u521a\u77f3\u8f6c\u53d8\u7684\u76f8\u5173\u6027\u4ecd\u4e0d\u6e05\u695a\u3002<\/p>\n \u3010\u6210\u679c\u63a0\u5f71\u3011<\/strong><\/p>\n \u57282022\u5e747\u67086\u65e5\uff0c\u71d5\u5c71\u5927\u5b66\u8d75\u667a\u80dc\u6559\u6388\u548c\u7530\u6c38\u541b\u9662\u58eb\u7b49\u4eba<\/strong>\u62a5\u9053\u4e86\u4ed6\u4eec\u4f7f\u7528\u6700\u5148\u8fdb\u7684\u626b\u63cf\u900f\u5c04\u7535\u5b50\u663e\u5fae\u955c\uff08STEM\uff09\u7814\u7a76\u4e86\u5728\u9759\u6001\u9ad8\u6e29\u9ad8\u538b\uff08HPHT\uff09\u6761\u4ef6\u4e0b\u5904\u7406\u7684\u77f3\u58a8\u4ea7\u54c1\u3002\u90e8\u5206\u8f6c\u5316\u7684\u6837\u54c1\u7684\u7279\u5f81\u5728\u4e8e\u901a\u8fc7\u76f8\u5e72\u754c\u9762\u4e92\u9501\u7684\u77f3\u58a8\u548c\u91d1\u521a\u77f3\u7eb3\u7c73\u57df\u3002\u77f3\u58a8\u7574\u7684\u5c42\u95f4\u8ddd\u4ee5\u7ea63.1 \u00c5\u4e3a\u4e2d\u5fc3\uff0c\u4e0e\u5177\u6709\u8bb8\u591a\u5806\u579b\u5c42\u9519\u7684\u91d1\u521a\u77f3\u7574\u7d27\u5bc6\u76f8\u8fde\u3002\u539f\u5b50\u5206\u8fa8\u7387\u9ad8\u89d2\u5ea6\u73af\u5f62\u6697\u573a\uff08HAADF\uff09STEM\u89c2\u5bdf\u63ed\u793a\u4e86\u6784\u6210\u77f3\u58a8\u91d1\u521a\u77f3\u754c\u9762\u7684\u56db\u79cd\u57fa\u672c\u7ed3\u6784\u56fe\u6848\u3002\u7b2c\u4e00\u6027\u539f\u7406\u7406\u8bba\u8ba1\u7b97\u8bc1\u5b9e\uff0c\u4e0e\u4e4b\u524d\u63d0\u51fa\u7684\u5176\u4ed6\u8def\u5f84\u7684\u8f6c\u6362\u76f8\u6bd4\uff0c\u901a\u8fc7\u8fd9\u4e9b\u76f8\u5e72\u754c\u9762\u7684\u8f6c\u6362\u5728\u80fd\u91cf\u4e0a\u66f4\u53d7\u9752\u7750\u3002\u77f3\u58a8\u5230\u91d1\u521a\u77f3\u7684\u8f6c\u53d8\u53d7\u7eb3\u7c73\u7ea7\u76f8\u5e72\u754c\u9762\uff08\u91d1\u521a\u77f3\u6210\u6838\uff09\u7684\u5f62\u6210\u63a7\u5236\uff0c\u5728\u9759\u6001\u538b\u7f29\u4e0b\u8be5\u754c\u9762\u4f1a\u63d0\u524d\u6d88\u8017\u5269\u4f59\u7684\u77f3\u58a8\uff08\u91d1\u521a\u77f3\u751f\u957f\uff09\uff0c\u8fd9\u4e0e\u539f\u5b50\u5206\u8fa8\u7684\u754c\u9762\u7ed3\u6784\u4ee5\u53ca\u539f\u4f4dSTEM\u89c2\u5bdf\u5230\u7684\u754c\u9762\u4f20\u64ad\u4e00\u81f4\u3002\u8be5\u5de5\u4f5c\u4e0d\u4ec5\u7834\u89e3\u4e86\u81ea\u9996\u6b21\u6210\u529f\u9759\u6001\u5408\u6210\u94bb\u77f3\u4ee5\u6765\u957f\u671f\u5b58\u5728\u7684\u96be\u9898\uff0c\u800c\u4e14\u63ed\u793a\u4e86\u5176\u4ed6\u78b3\u6750\u6599\u548c\u6c2e\u5316\u787c\u5728\u4e0d\u540c\u5408\u6210\u6761\u4ef6\u4e0b\u7684\u8f6c\u5316\u673a\u5236\u3002\u7814\u7a76\u6210\u679c\u4ee5\u9898\u4e3a\u201cCoherent interfaces govern direct transformation from graphite to diamond\u201d<\/strong>\u53d1\u5e03\u5728\u56fd\u9645\u8457\u540d\u671f\u520aNature<\/em>\u4e0a\u3002<\/p>\n \u3010\u6570\u636e\u6982\u89c8\u3011<\/strong><\/p>\n \u56fe\u4e00\u3001\u9ad8\u6e29\u9ad8\u538b\u4e0b\u77f3\u58a8\u7684XRD\u56fe\u8c31\u548c\u76f8\u6f14\u5316\u56fe<\/strong>\u00a92022 Springer Nature Limited<\/p>\n \u56fe\u4e8c\u3001\u4ece15\u2009 GPa\u548c1200 \u2009\u00b0C\u4e0b\u6062\u590d\u6837\u54c1\u7684\u5fae\u89c2\u7ed3\u6784<\/strong>\u00a92022 Springer Nature Limited<\/p>\n \u56fe\u4e09\u3001\u77f3\u58a8\u548c\u91d1\u521a\u77f3\u4e4b\u95f4\u7684\u76f8\u5e72\u754c\u9762\u7ed3\u6784<\/strong>\u00a92022 Springer Nature Limited<\/p>\n \u56fe\u56db\u3001\u4ece\u77f3\u58a8\u5230\u91d1\u521a\u77f3\u7684\u80fd\u91cf\u52bf\u5792\u548c\u8f6c\u5316\u8fc7\u7a0b<\/strong>\u00a92022 Springer Nature Limited<\/p>\n \u3010\u6210\u679c\u542f\u793a\u3011<\/strong><\/p>\n \u7efc\u4e0a\u6240\u8ff0\uff0c\u5728\u9759\u6001\u538b\u7f29\u4e0b\u4ece\u77f3\u58a8\u8f6c\u53d8\u4e3a\u91d1\u521a\u77f3\u53d1\u751f\u5728\u4e24\u4e2a\u9636\u6bb5\uff1a\u5f62\u6210\u5171\u6676\u683c\u68af\u5ea6\u754c\u9762\uff08\u91d1\u521a\u77f3\u6210\u6838\uff09\u548c\u754c\u9762\u63a8\u8fdb\uff08\u91d1\u521a\u77f3\u751f\u957f\uff09\u3002\u672c\u5de5\u4f5c\u9610\u660e\u7684\u8f6c\u53d8\u673a\u5236\u53ef\u4ee5\u4f5c\u4e3a\u7406\u89e3\u6c2e\u5316\u787c\u548c\u5176\u4ed6\u78b3\u76f8\u5728\u9ad8\u538b\u4e0b\u7684\u8f6c\u53d8\u7684\u6307\u5bfc\u3002\u6b64\u5916\uff0c\u89c2\u5bdf\u5230\u7684Gradia\u6807\u5fd7\u7740\u91d1\u521a\u77f3\u76f8\u5173\u6750\u6599\u7684\u7eb3\u7c73\u7ed3\u6784\u548c\u6027\u80fd\u5de5\u7a0b\u8fc8\u51fa\u4e86\u91cd\u8981\u4e00\u6b65\uff0c\u5e76\u4e3a\u8ffd\u6c42\u7406\u60f3\u7684\u673a\u68b0\u548c\u7535\u5b50\u6027\u80fd\u7ec4\u5408\u63d0\u4f9b\u4e86\u673a\u4f1a\uff0c\u4f8b\u5982\u540c\u65f6\u8d85\u786c\u5ea6\u3001\u9ad8\u97e7\u6027\u548c\u5bfc\u7535\u6027\u3002<\/p>\n
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