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\u5317\u4eac\u65f6\u95f42018\u5e748\u67082\u65e5\uff0cNature<\/strong>\u5728\u7ebf\u53d1\u8868\u4e86\u6b66\u6c49\u5927\u5b66\u5218\u6b63\u7337\u6559\u6388\u3001\u90b1\u6625\u5370\u6559\u6388\uff08\u5171\u540c\u901a\u8baf\u4f5c\u8005\uff09<\/strong>\u56e2\u961f\u9898\u4e3a\u201cTopological negative refraction of surface acoustic waves in a Weyl phononic crystal<\/strong>\u201d\u7684\u6587\u7ae0\uff0c\u62a5\u9053\u4e86\u7531Weyl\u58f0\u5b50\u6676\u4f53\u6240\u627f\u8f7d\u7684\u62d3\u6251\u8868\u9762\u6ce2\u7684\u8d1f\u6298\u5c04\uff0c\u8fd9\u662f\u6700\u8fd1\u53d1\u73b0\u7684Weyl\u534a\u91d1\u5c5e\u7684\u58f0\u5b66\u6a21\u62df\u7269\u3002\u53d1\u751f\u8fd9\u79cd\u62d3\u6251\u8d1f\u6298\u5c04\u7684\u754c\u9762\u662f\u5206\u79bb\u6676\u4f53\u4e0d\u540c\u4fa7\u9762\u7684\u4e00\u7ef4\u8fb9\u7f18\u3002\u901a\u8fc7\u526a\u88c1Weyl\u58f0\u5b50\u6676\u4f53\u7684\u8868\u9762\u7aef\u90e8\uff0c\u53ef\u4ee5\u8bbe\u8ba1\u8868\u9762\u58f0\u6ce2\u7684\u6052\u5b9a\u9891\u7387\u8f6e\u5ed3\uff0c\u4ee5\u5728\u67d0\u4e9b\u754c\u9762\u4ea7\u751f\u8d1f\u6298\u5c04\uff0c\u540c\u65f6\u5728\u540c\u4e00\u6837\u54c1\u5185\u7684\u4e0d\u540c\u754c\u9762\u5b9e\u73b0\u6b63\u6298\u5c04\u3002\u76f8\u6bd4\u66f4\u4e3a\u5e38\u89c1\u7684\u8868\u9762\u6ce2\u884c\u4e3a\uff0c\u7531\u4e8e\u6052\u5b9a\u9891\u7387\u8f6e\u5ed3\u7684\u5f00\u653e\u6027\uff0c\u62a5\u9053\u7684\u6676\u4f53\u53ef\u4ee5\u9632\u6b62\u4e0d\u5fc5\u8981\u7684\u53cd\u5c04\uff0c\u8fd9\u662fWeyl\u6676\u4f53\u62d3\u6251\u4fdd\u62a4\u8868\u9762\u72b6\u6001\u7684\u6807\u5fd7\u3002\u6587\u7ae0\u7684\u7b2c\u4e00\u4f5c\u8005\u4e3a\u4f55\u6d77\u9f99\u535a\u58eb\u3002<\/p>\n

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\"\"<\/p>\n

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\"\"<\/p>\n

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\"\"<\/p>\n

\u6587\u732e\u94fe\u63a5<\/strong>\uff1aTopological negative refraction of surface acoustic waves in a Weyl phononic crystal<\/a>\uff08Nature 560, 61\u201364 (2018)\uff09<\/p>\n

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