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\u7814\u7a76\u80cc\u666f<\/strong><\/p>\n\n\n\n

\u968f\u7740\u65e0\u7ebf\u901a\u4fe1\u6280\u672f\u7684\u5feb\u901f\u53d1\u5c55\uff0c\u5229\u7528\u73af\u5883\u4e2d\u7684\u65e0\u7ebf\u80fd\u91cf\u4e3a\u7269\u8054\u7f51\u8bbe\u5907\u4f9b\u7535\u5df2\u6210\u4e3a\u4e00\u79cd\u6781\u5177\u524d\u666f\u7684\u6280\u672f\u65b9\u6848\u3002\u8fd9\u7c7b\u65e0\u7ebf\u80fd\u91cf\u4f20\u8f93\u7cfb\u7edf\u7684\u6838\u5fc3\u7ec4\u4ef6\u662f\u6574\u6d41\u5668\uff08rectifier\uff09\uff0c\u5176\u6838\u5fc3\u529f\u80fd\u662f\u5c06\u81ea\u7531\u7a7a\u95f4\u4f20\u64ad\u7684\u9ad8\u9891\u7535\u78c1\u6ce2\uff08\u5982\u5c04\u9891\/\u5fae\u6ce2\u4fe1\u53f7\uff09\u9ad8\u6548\u5730\u8f6c\u6362\u4e3a\u53ef\u4f9b\u7535\u5b50\u8bbe\u5907\u4f7f\u7528\u7684\u76f4\u6d41\u7535\u80fd\u3002\u7136\u800c\uff0c\u4f20\u7edf\u57fa\u4e8e\u8096\u7279\u57fa\u7ed3\u7684\u6574\u6d41\u5668\u5b58\u5728\u56fa\u6709\u5c40\u9650\u6027\uff1a\u5176\u95e8\u69db\u7535\u538b\u3001\u5bc4\u751f\u7535\u5bb9\u548c\u7ed3\u7535\u963b\u7b49\u7279\u6027\u4e25\u91cd\u5236\u7ea6\u4e86\u5668\u4ef6\u5728\u5bbd\u9891\u6bb5\u548c\u4f4e\u529f\u7387\u6761\u4ef6\u4e0b\u7684\u5de5\u4f5c\u6548\u7387\uff0c\u96be\u4ee5\u6ee1\u8db35G\/6G\u7b49\u9ad8\u9891\u6bb5\u7684\u73af\u5883\u65e0\u7ebf\u80fd\u91cf\u91c7\u96c6\u7684\u6280\u672f\u9700\u6c42\u3002<\/p>\n\n\n\n

\u8fd1\u5e74\u6765\uff0c\u975e\u7ebf\u6027\u970d\u5c14\u6548\u5e94<\/strong>\uff08nonlinear Hall effect, NLHE\uff09\u4f5c\u4e3a\u5b9e\u73b0\u6574\u6d41\u7684\u65b0\u673a\u5236\uff0c\u88ab\u89c6\u4e3a\u8096\u7279\u57fa\u6574\u6d41\u5668\u7684\u6f5c\u5728\u66ff\u4ee3\u65b9\u6848\u3002\u672c\u5f81\u975e\u7ebf\u6027\u970d\u5c14\u6548\u5e94\u8d77\u6e90\u4e8e\u6750\u6599\u5185\u90e8\u7684\u8d1d\u91cc\u66f2\u7387(Berry curvature)\u5076\u6781\u5b50\uff0c\u5728\u4e0d\u65bd\u52a0\u5916\u90e8\u78c1\u573a\u7684\u60c5\u51b5\u4e0b\u5373\u53ef\u54cd\u5e94\u4ea4\u53d8\u7535\u573a\u5e76\u8f93\u51fa\u76f4\u6d41\u4fe1\u53f7\u3002\u8be5\u673a\u5236\u5177\u5907\u8d85\u5bbd\u5e26\u3001\u4f4e\u529f\u7387\u54cd\u5e94\u548c\u65e0\u987b\u5916\u52a0\u504f\u7f6e\u7b49\u4f18\u52bf\uff0c\u4f7f\u5176\u6210\u4e3a\u4e0b\u4e00\u4ee3\u6574\u6d41\u5668\u7684\u6709\u529b\u5019\u9009\u65b9\u6848\u3002\u7136\u800c\uff0c\u6b64\u524d\u7684\u975e\u7ebf\u6027\u970d\u5c14\u6548\u5e94\u5b9e\u9a8c\u5927\u591a\u57fa\u4e8e\u5265\u79bb\u6001\u7684\u5c11\u5c42\u6837\u54c1\uff0c\u96be\u4ee5\u5b9e\u73b0\u7247\u4e0a\u96c6\u6210\u3002<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

2\u521b\u65b0\u6210\u679c\uff1a<\/strong><\/strong><\/p>\n\n\n\n

\u4e3a\u653b\u514b\u8fd9\u4e00\u96be\u9898\uff0c\u672c\u7814\u7a76\u9996\u6b21\u5728\u53ef\u96c6\u6210\u5316\u7684\u78b2\u5316\u9521\uff08SnTe\uff09\u8584\u819c\u4f53\u7cfb\u4e2d\u5b9e\u73b0\u4e86\u6027\u80fd\u5353\u8d8a\u7684\u975e\u7ebf\u6027\u970d\u5c14\u6548\u5e94\u6574\u6d41\u5668\u3002\u8be5\u6210\u679c\u4ee5\u300aUltrabroadband nonlinear Hall rectifier using SnTe\u300b\u4e3a\u9898\uff0c\u53d1\u8868\u4e8e\u56fd\u9645\u9876\u7ea7\u671f\u520a\u300aNature Nanotechnology\u300b<\/strong>\u3002\u65b0\u52a0\u5761\u56fd\u7acb\u5927\u5b66\u535a\u58eb\u751f\u80e1\u51e1\u777f\u4e3a\u7b2c\u4e00\u4f5c\u8005\uff0c\u5c71\u897f\u5e08\u8303\u5927\u5b66\u7855\u58eb\u751f\u8d75\u9e4f\u6960\u4e0e\u6768\u4e3d\u73af\u4e3a\u5171\u540c\u7b2c\u4e00\u4f5c\u8005\uff0c\u65b0\u52a0\u5761\u56fd\u7acb\u5927\u5b66<\/strong>Yang Hyunsoo\u6559\u6388<\/strong>\u4e0e\u5c71\u897f\u5e08\u8303\u5927\u5b66<\/strong>\u738b\u98de\u6559\u6388<\/strong>\u4e3a\u5171\u540c\u901a\u8baf\u4f5c\u8005\u3002<\/strong><\/p>\n\n\n\n

3\u6570\u636e\u6982\u89c8<\/strong><\/strong><\/p>\n\n\n\n

    \u901a\u8fc7\u62c9\u66fc\u5149\u8c31\u8868\u5f81\u3001\u4e8c\u6b21\u8c10\u6ce2\u4fe1\u53f7\u8868\u5f81\uff08SHG\uff09\u548c\u7b2c\u4e00\u6027\u539f\u7406\u8ba1\u7b97\u53ef\u8bc1\u5b9e\uff0cSnTe\uff08001\uff09\u8584\u819c\u5728\u5ba4\u6e29\u4e0b\u8868\u73b0\u51fa\u663e\u8457\u7684\u53cd\u6f14\u5bf9\u79f0\u6027\u7834\u7f3a\uff0c\u8fd9\u4e00\u7279\u6027\u76f4\u63a5\u4fc3\u6210\u4e86\u975e\u7ebf\u6027\u970d\u5c14\u6548\u5e94\u7684\u4ea7\u751f\u3002\u7814\u7a76\u56e2\u961f\u5229\u7528\u6807\u51c6\u970d\u5c14\u5668\u4ef6\u7ed3\u6784\u6d4b\u91cf\u4e86\u5176\u4e8c\u6b21\u7535\u5bfc\u7387\uff0c\u7ed3\u679c\u663e\u793aSnTe\uff08001\uff09\u8584\u819c\u5728\u5ba4\u6e29\u4e0b\u5177\u6709\u9ad8\u8fbe0.004 \u03a9\u207b\u00b9V\u207b\u00b9\u7684\u4e8c\u9636\u7535\u5bfc\u7387\uff0c\u8d85\u8fc7\u76ee\u524d\u62a5\u9053\u7684\u5927\u591a\u6570\u53ef\u5927\u9762\u79ef\u751f\u957f\u6750\u6599\u3002<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

\u3010\u56fe1\u3011SnTe\u7684\u6676\u4f53\u7ed3\u6784\u4e0e\u975e\u7ebf\u6027\u970d\u5c14\u6548\u5e94<\/p>\n\n\n\n

    \u7814\u7a76\u56e2\u961f\u8fdb\u4e00\u6b65\u6784\u5efa\u4e86\u65e0\u7ebf\u6574\u6d41\u6d4b\u8bd5\u7cfb\u7edf\uff0c\u5728\u96f6\u504f\u7f6e\u3001\u65e0\u78c1\u573a\u7684\u6761\u4ef6\u4e0b\uff0c\u5728SnTe\u5668\u4ef6\u4e2d\u89c2\u6d4b\u5230\u4e86\u663e\u8457\u7684\u6574\u6d41\u7535\u538b\uff08V<\/em>DC<\/sup>\uff09\uff0c\u5e76\u5bf9\u6781\u5316\u89d2\u5ea6\u548c\u8f93\u5165\u529f\u7387\u8fdb\u884c\u4e86\u7cfb\u7edf\u5206\u6790\u3002\u5728\u5178\u578b\u7684\u901a\u8baf\u9891\u6bb5\uff08\u59825 GHz\u30015.9 GHz\uff09\uff0cSnTe\u6574\u6d41\u5668\u8868\u73b0\u51fa\u826f\u597d\u7684\u54cd\u5e94\uff0c\u6574\u6d41\u7535\u538b\u4e0e\u5165\u5c04\u529f\u7387\u5448\u7ebf\u6027\u589e\u957f\u5173\u7cfb\uff0c\u8fd9\u4e0e\u975e\u7ebf\u6027\u970d\u5c14\u4fe1\u53f7\u4e00\u81f4\u3002\u6b64\u6574\u6d41\u5668\u6700\u4f4e\u53ef\u68c0\u6d4b\u529f\u7387\u4f4e\u81f3-60 dBm\uff0c\u663e\u793a\u51fa\u5bf9\u73af\u5883\u5fae\u5f31\u4fe1\u53f7\u7684\u4f4e\u529f\u7387\u54cd\u5e94\u3002<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

\u3010\u56fe2\u3011SnTe\u6574\u6d41\u5668\u4e2d\u7684\u65e0\u7ebf\u5c04\u9891\u6574\u6d41\u6027\u80fd<\/p>\n\n\n\n

    \u4e3a\u63d0\u5347\u8f93\u51fa\u529f\u7387\uff0c\u7814\u7a76\u56e2\u961f\u6784\u5efa\u4e86SnTe\u6574\u6d41\u5668\u7684\u4e32\u8054\u4e0e\u5e76\u8054\u9635\u5217\u3002\u6d4b\u8bd5\u8868\u660e\uff0c\u4e32\u8054\u6216\u5e76\u8054\u7ed3\u6784\u4e0b\u6574\u6d41\u529f\u7387\u7686\u968f\u5668\u4ef6\u6570\u91cf\u589e\u957f\uff0c\u5c55\u73b0\u51fa\u4f18\u5f02\u7684\u53ef\u6269\u5c55\u6027\u80fd\u3002<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

\u3010\u56fe3\u3011\u4e32\u8054\u4e0e\u5e76\u8054\u9635\u5217\u7ed3\u6784\u589e\u5f3a\u8f93\u51fa\u6027\u80fd<\/p>\n\n\n\n

    \u7814\u7a76\u56e2\u961f\u8fdb\u4e00\u6b65\u6d4b\u8bd5\u4e86SnTe\u6574\u6d41\u5668\u5728\u4eceMHz\u81f3THz\u7684\u591a\u4e2a\u9891\u6bb5\u7684\u54cd\u5e94\u80fd\u529b\uff0c\u5e76\u5229\u75282.4 GHz\u63a5\u6536\u5929\u7ebf\uff0c\u5b9e\u73b0\u4e86\u8f93\u51fa\u7535\u538b\u63d0\u534724\u500d\u3001\u8f93\u51fa\u529f\u7387\u63d0\u5347\u7ea6600\u500d\u7684\u589e\u5f3a\u6548\u679c\u3002\u4f5c\u4e3a\u6982\u5ff5\u9a8c\u8bc1\uff0c\u7814\u7a76\u56e2\u961f\u5229\u7528SnTe\u6574\u6d41\u5668\u6210\u529f\u9a71\u52a8\u4e86\u4e00\u4e2a\u70ed\u654f\u7535\u963b\uff08\u6e29\u5ea6\u4f20\u611f\u5668\uff09\uff0c\u5b9e\u73b0\u4e86\u65e0\u9700\u7535\u6c60\u7684\u65e0\u7ebf\u4f9b\u80fd\uff0c\u5c55\u73b0\u51fa\u5176\u5728\u81ea\u4f9b\u80fd\u7535\u5b50\u5668\u4ef6\u4e2d\u7684\u5e94\u7528\u6f5c\u529b\u3002<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

\u3010\u56fe4\u3011MHz\u2013THz\u9891\u6bb5\u6574\u6d41\u54cd\u5e94\u4e0e\u65e0\u7ebf\u80fd\u91cf\u91c7\u96c6\u6f14\u793a<\/p>\n\n\n\n

4\u79d1\u5b66\u542f\u8fea<\/strong><\/strong><\/p>\n\n\n\n

      \u8fd9\u9879\u5de5\u4f5c\u91c7\u7528\u5206\u5b50\u675f\u5916\u5ef6\uff08MBE\uff09\u6280\u672f\u5728\u6c1f\u5316\u94a1\uff08BaF2<\/sub>\uff09\u886c\u5e95\u4e0a\u6210\u529f\u751f\u957f\u51fa\u5177\u6709\u9ad8\u5ea6(001)\u62e9\u4f18\u53d6\u5411\u7684\u62d3\u6251\u6676\u4f53\u7edd\u7f18\u4f53SnTe\u8584\u819c\uff0c\u5e76\u57fa\u4e8e\u8be5\u6750\u6599\u7814\u5236\u51fa\u53ef\u5728\u5ba4\u6e29<\/strong>\u4e0b\u5de5\u4f5c\u3001\u65e0\u9700\u5916\u52a0\u504f\u7f6e\u7535\u538b<\/strong>\u7684\u8d85\u5bbd\u5e26\uff0823 MHz\u20131 THz\uff09<\/strong>\u6574\u6d41\u5668\u4ef6\u3002\u8be5\u6210\u679c\u7a81\u7834\u4e86\u73b0\u6709\u6280\u672f\u74f6\u9888\uff0c\u5176\u5de5\u4f5c\u9891\u5e26\u548c\u5bf9\u5fae\u5f31\u4fe1\u53f7\u7684\u54cd\u5e94\u5ea6\u663e\u8457\u4f18\u4e8e\u4f20\u7edf\u65b9\u6848\uff0c\u4e3a\u53d1\u5c55\u65b0\u4e00\u4ee3\u81ea\u4f9b\u80fd\u7535\u5b50\u5668\u4ef6<\/strong>\u63d0\u4f9b\u4e86\u91cd\u8981\u7684\u6750\u6599\u57fa\u7840\u548c\u6280\u672f\u5e73\u53f0\u3002\u540e\u7eed\u7814\u7a76\u5c06\u91cd\u70b9\u4f18\u5316\u5668\u4ef6\u6574\u6d41\u6548\u7387\u3001\u63d0\u5347\u6750\u6599\u7cfb\u7edf\u7684\u73af\u5883\u53cb\u597d\u6027\uff0c\u5e76\u63a2\u7d22\u5176\u4e0eCMOS\u5de5\u827a\u7684\u96c6\u6210\u53ef\u884c\u6027\u3002<\/p>\n\n\n\n

\u539f\u6587\u4fe1\u606f\uff1aHu, F., Zhao, P., Yang, L.\u00a0et al. Ultrabroadband nonlinear Hall rectifier using SnTe. Nat. Nanotechnol<\/em><\/strong><\/em>.<\/strong>\u00a0(2025).https:\/\/doi.org\/10.1038\/s41565-025-01993-2<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"

\u7814\u7a76\u80cc\u666f \u968f\u7740\u65e0\u7ebf\u901a\u4fe1\u6280\u672f\u7684\u5feb\u901f\u53d1\u5c55\uff0c\u5229\u7528\u73af\u5883\u4e2d\u7684\u65e0\u7ebf\u80fd\u91cf\u4e3a\u7269\u8054\u7f51\u8bbe\u5907\u4f9b\u7535\u5df2\u6210\u4e3a\u4e00\u79cd\u6781\u5177\u524d\u666f\u7684\u6280\u672f\u65b9\u6848\u3002\u8fd9\u7c7b\u65e0\u7ebf\u80fd\u91cf\u4f20\u8f93\u7cfb\u7edf\u7684\u6838\u5fc3\u7ec4\u4ef6\u662f\u6574\u6d41\u5668\uff08rectifie…<\/p>\n","protected":false},"author":31345,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2],"tags":[],"class_list":["post-267922","post","type-post","status-publish","format-standard","hentry","category-keji"],"_links":{"self":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/267922"}],"collection":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/users\/31345"}],"replies":[{"embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=267922"}],"version-history":[{"count":1,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/267922\/revisions"}],"predecessor-version":[{"id":267928,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/267922\/revisions\/267928"}],"wp:attachment":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=267922"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=267922"},{"taxonomy":"post_tag","embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=267922"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}