{"id":241775,"date":"2022-09-03T06:35:37","date_gmt":"2022-09-02T22:35:37","guid":{"rendered":"http:\/\/www.cailiaoniu.com\/?p=241775"},"modified":"2022-09-02T12:07:07","modified_gmt":"2022-09-02T04:07:07","slug":"%e5%93%a5%e4%bc%a6%e6%af%94%e4%ba%9a%e5%a4%a7%e5%ad%a6nat-photonics%ef%bc%9a%e5%8e%9f%e5%ad%90%e5%b1%82%e7%8a%b6%e5%8d%8a%e5%af%bc%e4%bd%93%e4%b8%ad%e7%9a%84%e7%b4%a7%e5%87%91%e7%9b%b8%e4%bd%8d","status":"publish","type":"post","link":"http:\/\/www.cailiaoniu.com\/?p=241775","title":{"rendered":"\u54e5\u4f26\u6bd4\u4e9a\u5927\u5b66Nat. Photonics\uff1a\u539f\u5b50\u5c42\u72b6\u534a\u5bfc\u4f53\u4e2d\u7684\u7d27\u51d1\u76f8\u4f4d\u5339\u914d\u548c\u6ce2\u5bfc\u975e\u7ebf\u6027\u5149\u5b66"},"content":{"rendered":"

\u4e00\u3001\u3010\u5bfc\u8bfb\u3011<\/strong><\/p>\n

\u975e\u7ebf\u6027\u9891\u7387\u8f6c\u6362\u4e3a\u4ea7\u751f\u65b0\u989c\u8272\u548c\u5149\u91cf\u5b50\u6001\u63d0\u4f9b\u4e86\u5fc5\u8981\u7684\u5de5\u5177\u3002\u4e8c\u7ef4\u8fc7\u6e21\u91d1\u5c5e\u4e8c\u786b\u5316\u7269\uff08TMD\uff09\u5177\u6709\u5de8\u5927\u7684\u975e\u7ebf\u6027\u6781\u5316\u7387\uff0c\u5e76\u4e14\u7531\u4e8e\u5176\u6df1\u5ea6\u4e9a\u6ce2\u957f\u539a\u5ea6\uff0c\u5b83\u4eec\u4e3a\u7247\u4e0a\u975e\u7ebf\u6027\u9891\u7387\u8f6c\u6362\u548c\u5149\u653e\u5927\u63d0\u4f9b\u4e86\u72ec\u7279\u7684\u5e73\u53f0\uff0c\u4e0e\u4e0d\u900f\u660e\u6750\u6599\u76f8\u6bd4\uff0c\u5b83\u4eec\u7684\u534a\u5bfc\u4f53\u7279\u6027\u4f7fTMD\u5728\u5e94\u7528\u4e2d\u5177\u6709\u4f18\u5f02\u7684\u6027\u80fd\u3002\u6b64\u5916\uff0c3R-\u5806\u53e0\u8fc7\u6e21\u91d1\u5c5e\u4e8c\u786b\u5c5e\u5143\u7d20\u5316\u7269\u6676\u4f53\u5177\u6709\u53cd\u8f6c\u5bf9\u79f0\u6027\u7834\u7f3a\u7684\u5bf9\u51c6\u5c42\uff0c\u4ee3\u8868\u4e86\u4ee5\u6700\u5c0f\u7684\u7a7a\u95f4\u5360\u7528\u7387\u63d0\u9ad8\u975e\u7ebf\u6027\u5149\u5b66\u589e\u76ca\u7684\u7406\u60f3\u5019\u9009\u8005\u3002<\/p>\n

\u4e8c\u3001\u3010\u6210\u679c\u63a0\u5f71\u3011<\/strong><\/p>\n

\u8fd1\u65e5\uff0c\u7f8e\u56fd\u54e5\u4f26\u6bd4\u4e9a\u5927\u5b66<\/strong>P. James Schuck<\/strong>\u6559\u6388\u3001<\/strong>D. N. Basov<\/strong>\u6559\u6388\u4e0e\u610f\u5927\u5229\u7c73\u5170\u7406\u5de5\u5927\u5b66<\/strong>Giulio Cerullo<\/strong>\u6559\u6388<\/strong>\u7b49\u4eba\u8054\u5408\u62a5\u9053\u4e863R-MoS2<\/sub>\u6cbf\u6b63\u5e38\u548c\u5f02\u5e38\u65b9\u5411\u7684\u4e8c\u9636\u975e\u7ebf\u6027\u8fc7\u7a0b\u3002\u6cbf\u7740\u5e38\u8f74\uff0c\u901a\u8fc7\u6d4b\u91cf\u539a\u5ea6\u76f8\u5173\u7684\u4e8c\u6b21\u8c10\u6ce2\u4ea7\u751f\uff0c\u7814\u7a76\u4eba\u5458\u9996\u6b21\u6d4b\u91cf\u4e863R-MoS2<\/sub>\u4e8c\u6b21\u8c10\u6ce2\u4ea7\u751f\u76f8\u5e72\u957f\u5ea6\uff0c\u5e76\u8bb0\u5f55\u4e86\u8303\u5fb7\u74e6\u5c14\u65af\u6750\u6599\u7684\u975e\u7ebf\u6027\u5149\u5b66\u589e\u5f3a\uff0c\u6bd4\u5355\u5c42\u5f3a10000\u500d\u3002\u7814\u7a76\u53d1\u73b0\uff0c3R-MoS2<\/sub>\u8868\u73b0\u51fa\u4e0e\u94cc\u9178\u9502\u76f8\u4f3c\u7684\u8f6c\u6362\u6548\u7387\uff0c\u4f46\u4f20\u64ad\u957f\u5ea6\u7f29\u77ed\u4e86100\u500d\u3002\u6b64\u5916\uff0c\u6cbf\u7740\u975e\u5e38\u8f74\uff0c\u5728\u6ce2\u5bfc\u51e0\u4f55\u7ed3\u6784\u4e2d\uff0c\u5b9e\u73b0\u4e863R-MoS2<\/sub>\u5e7f\u6cdb\u53ef\u8c03\u8c10\u4e8c\u6b21\u8c10\u6ce2\u4ea7\u751f\uff0c\u63ed\u793a\u4e86\u8fd9\u79cd\u7ed3\u6784\u6750\u6599\u7684\u76f8\u5e72\u957f\u5ea6\u3002\u5bf9\u5168\u6298\u5c04\u7387\u5149\u8c31\u8fdb\u884c\u4e86\u8868\u5f81\uff0c\u5e76\u901a\u8fc7\u8fd1\u573a\u7eb3\u7c73\u6210\u50cf\uff0c\u5bf9\u5176\u53cc\u6298\u5c04\u8fdb\u884c\u4e86\u91cf\u5316\u3002\u8fd9\u4e00\u7814\u7a76\u7ed3\u679c\u7a81\u51fa\u4e863R-\u5806\u53e0\u8fc7\u6e21\u91d1\u5c5e\u4e8c\u786b\u5c5e\u5143\u7d20\u5316\u7269\uff0c\u5728\u96c6\u6210\u5149\u5b50\u5b66\u4e2d\u7684\u6f5c\u529b\uff0c\u4e3a\u8bbe\u8ba1\u9ad8\u6548\u7684\u7247\u4e0a\u975e\u7ebf\u6027\u5149\u5b66\u5668\u4ef6\uff0c\u63d0\u4f9b\u4e86\u5173\u952e\u53c2\u6570\uff0c\u5305\u62ec\u5468\u671f\u6027\u6781\u5316\u7ed3\u6784\u3001\u5149\u5b66\u53c2\u91cf\u632f\u8361\u5668\u548c\u653e\u5927\u5668\u4ee5\u53ca\u91cf\u5b50\u7535\u8def\u3002\u76f8\u5173\u7814\u7a76\u6210\u679c\u4ee5\u9898\u4e3a\u201cTowards compact phase-matched and waveguided nonlinear optics in atomically layered semiconductors<\/strong>\u201d\u53d1\u8868\u5728\u77e5\u540d\u671f\u520aNature Photonics<\/em><\/strong>\u4e0a\u3002\"\"<\/p>\n

\u4e09\u3001\u3010\u6838\u5fc3\u521b\u65b0\u70b9\u3011<\/strong><\/p>\n

1\u3001\u9996\u6b21\u6d4b\u91cf\u4e863R-MoS2<\/sub>\u4e8c\u6b21\u8c10\u6ce2\u4ea7\u751f\u76f8\u5e72\u957f\u5ea6\uff0c\u5e76\u8bb0\u5f55\u4e86\u8303\u5fb7\u74e6\u5c14\u65af\u6750\u6599\u7684\u975e\u7ebf\u6027\u5149\u5b66\u589e\u5f3a\uff0c\u8d85\u8fc7\u5355\u5c42\u503c\u56db\u4e2a\u6570\u91cf\u7ea7\u4ee5\u4e0a\u3002<\/p>\n

2\u30013R-MoS2<\/sub>\u8868\u73b0\u51fa\u4e0eLiNbO3<\/sub>\u76f8\u4f3c\u7684\u8f6c\u6362\u6548\u7387\uff0c\u4f46\u4f20\u64ad\u957f\u5ea6\u7f29\u77ed\u4e24\u4e2a\u6570\u91cf\u7ea7\u3002<\/p>\n

3\u3001\u5728\u6ce2\u5bfc\u51e0\u4f55\u7ed3\u6784\u4e2d\uff0c\u6cbf\u7740\u975e\u5e38\u8f74\u5b9e\u73b0\u4e863R-MoS2<\/sub>\u5e7f\u6cdb\u53ef\u8c03\u8c10\u4e8c\u6b21\u8c10\u6ce2\u4ea7\u751f\uff0c\u63ed\u793a\u4e86\u8fd9\u79cd\u7ed3\u6784\u6750\u6599\u7684\u76f8\u5e72\u957f\u5ea6\u3002<\/p>\n

\u56db\u3001\u3010\u8bba\u6587\u63a0\u5f71\u3011<\/strong><\/p>\n

\u56fe\u4e00\u3001<\/strong>3R-MoS2<\/sub><\/strong>\u7684\u4e8c\u6b21\u8c10\u6ce2\uff08<\/strong>SHG<\/strong>\uff09\u548c\u5dee\u9891\u8f90\u5c04\uff08<\/strong>DFG<\/strong>\uff09\u00a9 2022 Springer Nature<\/strong><\/p>\n

\"\"<\/p>\n

\uff08a\uff09\u900f\u5c04\u663e\u5fae\u955c\u539f\u7406\u56fe\u3002<\/p>\n

\uff08b\uff09\u4e8c\u6b21\u8c10\u6ce2\u4e0e\u57fa\u6ce2\u6ce2\u957f\u7684\u5173\u7cfb\u3002<\/p>\n

\uff08c\uff09\u4ee3\u8868\u60273R-MOS2<\/sub>\u8584\u7247\u7684AFM\u56fe\u50cf\u3002<\/p>\n

\uff08d\uff09\u6807\u8bb0\u533a\u57df\u7684AFM\u8868\u5f81\u3002<\/p>\n

\uff08e\uff091.63 eV\u65f6\u5f52\u4e00\u5316\u7684SHG\u56fe\u3002<\/p>\n

\uff08f\uff092.16 eV\u65f6\u5f52\u4e00\u5316\u7684DFG\u56fe\u3002<\/p>\n

\u56fe\u4e8c\u3001\u5e73\u9762\u5185<\/strong>SHG<\/strong>\u76f8\u5e72\u957f\u5ea6 \u00a9 2022 Springer Nature<\/strong><\/p>\n

\"\"<\/p>\n

\uff08a\uff09\u8ba1\u7b97\u51fa\u7684\u6cf5\u4f20\u8f93\u7387\uff08\u9ed1\u8272\uff09\u548c\u76f8\u4f4d\u4e0d\u5339\u914d\u66f2\u7ebf\uff08\u7ea2\u8272\uff09\u4e0e3R-MOS2<\/sub>\u539a\u5ea6\u7684\u5173\u7cfb\u3002<\/p>\n

\uff08b\uff09\u5355\u5c423R-MOS2<\/sub>\u7684\u539a\u5ea6\u4e0eSHG\u589e\u5f3a\u7684\u5173\u7cfb\u3002<\/p>\n

\uff08c\uff09\u4f533R-MoS2<\/sub>\u7684\u6298\u5c04\u7387\u7684\u5b9e\u90e8\u548c\u865a\u90e8\u3002<\/p>\n

\uff08d\uff09\u57284.2 nm\u539a\u76843R-MOS2<\/sub>\u4e0a\u6d4b\u91cf\u7684SHG\u6fc0\u53d1\u5149\u8c31\uff0c\u6052\u5b9a\u6cf5\u529f\u7387\u4e3a1.35 mW\uff0c\u53ef\u8c03FW\uff080.78\u20131.55 eV\uff09\u3002<\/p>\n

\u56fe\u4e09\u3001<\/strong>3R-MOS2<\/sub><\/strong>\u7684\u6ce2\u5bfc<\/strong>SHG\u00a0\u00a9 2022 Springer Nature<\/strong><\/p>\n

\"\"<\/p>\n

\uff08a\uff09\u8fb9\u7f18\u8026\u5408\u5728\u53cd\u5c04\u51e0\u4f55\u5f62\u72b6\u4e2d\u7684\u793a\u610f\u56fe\u3002<\/p>\n

\uff08b\uff09\u6536\u96c6\u5230\u7684FW\u548cSH\u8f93\u51fa\u5f3a\u5ea6\u4e0e\u8f93\u5165\u6781\u5316\u7684\u51fd\u6570\u5173\u7cfb\u3002<\/p>\n

\uff08c\uff09\u4f5c\u4e3a\u6ce2\u5bfc\u7684AFM\u56fe\u7684\u8584\u7247\u56fe\u793a\u3002<\/p>\n

\uff08d\uff09\u8fb9\u7f18\u8026\u5408\u5728FW = 1,020 nm\u5904\u7684\u56fe\u50cf\u548c\u4e0d\u540c\u6ce2\u957f\u7684\u5bbdSH\u8fb9\u7f18\u3002<\/p>\n

\u56fe\u56db\u3001\u6ce2\u5bfc\u51e0\u4f55\u4e2d\u7684\u9762\u5916<\/strong>SHG<\/strong>\u76f8\u5e72\u957f\u5ea6\u00a0\u00a9 2022 Springer Nature<\/strong><\/p>\n

\"\"<\/p>\n

\uff08a\uff09\u8fb9\u7f18\u8026\u5408\u5728\u53cd\u5c04\u51e0\u4f55\u5f62\u72b6\u4e2d\u7684\u793a\u610f\u56fe\u3002<\/p>\n

\uff08b\uff09\u6536\u96c6\u7684FW\u548cSH\u8f93\u51fa\u5f3a\u5ea6\u4e0e\u8f93\u5165\u6781\u5316\u7684\u51fd\u6570\u5173\u7cfb\u3002<\/p>\n

\uff08c\uff09\u8f93\u51fa\u8fb9\u7f18\u7684\u653e\u5927\u89c6\u56fe\u3002<\/p>\n

\uff08d\uff09\u8f93\u51fa\u8fb9\u7f18\u5904\u7684FW\/SH\u5f3a\u5ea6\u56fe\u4f5c\u4e3a\u6fc0\u53d1\u70b9\u5750\u6807\u7684\u51fd\u6570\u3002<\/p>\n

\uff08e\uff09\u5f52\u4e00\u5316SH\u5f3a\u5ea6\u4f5c\u4e3aL<\/em>C<\/sub>\u7684\u51fd\u6570\u3002<\/p>\n

\u56fe\u4e94\u3001<\/strong>WMs<\/strong>\u5728<\/strong>3R-MoS2<\/sub><\/strong>\u4e2d\u7684\u5206\u6563\u00a0\u00a9 2022 Springer Nature<\/strong><\/p>\n

\"\"<\/p>\n

\uff08a\uff09\u8fd1\u573a\u5b9e\u9a8c\u7684\u793a\u610f\u56fe\uff08\u5de6\uff09\u548c\u5728TMD\u6ce2\u5bfc\uff08\u53f3\uff09\u4e2d\u7684\u5149\u6805\u8026\u5408SHG\u7684\u6982\u5ff5\u3002<\/p>\n

\uff08b-c\uff09\u5728h<\/em> = 215 nm\u7684\u8584\u7247\u4e0a\uff0c\u5229\u7528\u6fc0\u53d1\u6ce2\u957f\u03bb = 760 nm\u548c\u03bb = 1520 nm\u5f97\u5230\u7684\u8fd1\u573a\u632f\u5e45sn<\/sub><\/em>\u56fe\u3002<\/p>\n

\uff08d-e\uff09\u6fc0\u53d1\u6ce2\u957f\u4e3a\u03bb = 760 nm\u548c\u03bb = 1520 nm\u65f6TEy<\/sub><\/em>\u548cTMx<\/sub><\/em>\u6a21\u7684\u6ce2\u77e2k<\/em>\u7684\u539a\u5ea6\u4f9d\u8d56\u6027\u3002<\/p>\n

\uff08f\uff09h<\/em> = 215nm\u7684\u5404\u5411\u5f02\u6027WM\u8272\u6563\uff0c\u91c7\u7528\u4e0ed\u548ce\u76f8\u540c\u7684\u77e9\u9635\u5f62\u5f0f\u3002<\/p>\n

\u4e94\u3001\u3010\u524d\u666f\u5c55\u671b\u3011<\/strong><\/p>\n

\u7efc\u4e0a\u6240\u8ff0\uff0c\u7814\u7a76\u4eba\u5458\u5df2\u7ecf\u5b8c\u5168\u8868\u5f81\u4e863R-MoS2<\/sub>\uff08\u4e00\u79cd\u81ea\u7136\u975e\u4e2d\u5fc3\u5bf9\u79f0\u5c42\u72b6\u6750\u6599\uff09\u7684\u4e8c\u9636\u975e\u7ebf\u6027\u9891\u7387\u8f6c\u6362\uff0c\u5b83\u662f\u6cbf\u9762\u5185\u548c\u9762\u5916\u65b9\u5411\u4f20\u64ad\u957f\u5ea6\u7684\u51fd\u6570\u3002\u5e73\u9762\u5185\u500d\u9891\u7531\u8fdc\u573a\u6cd5\u5411\u5165\u5c04\u4ea7\u751f\uff0c\u800c\u5e73\u9762\u5916\u500d\u9891\u7531\u6ce2\u5bfc\u51e0\u4f55\u7ed3\u6784\u4e2d\u7684\u8fb9\u7f18\u8026\u5408\u4ea7\u751f\u3002\u62a5\u544a\u7684\u5e73\u9762\u5185\u548c\u5e73\u9762\u5916SH\u76f8\u5e72\u957f\u5ea6\uff0c\u5728TMD\u4e2d\u5b9e\u73b0\u4e86\u975e\u7ebf\u6027\u8f6c\u6362\u6548\u7387\u7684\u8bb0\u5f55\u503c\uff0c\u8d85\u8fc7\u5355\u5c42\u503c\u56db\u4e2a\u6570\u91cf\u7ea7\u4ee5\u4e0a\u3002\u5bf9\u4e8e\u975e\u7ebf\u6027\u96c6\u6210\u5149\u5b50\u5b66\uff0c\u7814\u7a76\u4eba\u5458\u5bf93R-MoS2<\/sub>\u5e73\u677f\u4e2d\u6ce2\u5bfcSHG\u7684\u6f14\u793a\u4fdd\u8bc1\u4e86\u4e0eLiNbO3<\/sub>\u76f8\u540c\u7684\u8f6c\u6362\u6548\u7387\uff0c\u4f46\u5728\u7535\u4fe1\u6ce2\u957f\u4e0b\u4f20\u64ad\u957f\u5ea6\u77ed\u4e24\u4e2a\u6570\u91cf\u7ea7\u3002\u6b64\u5916\uff0cvdW\u534a\u5bfc\u4f53\u4e2d\u7684\u6ce2\u5bfc\u5b9e\u73b0\u4e86\u81ea\u9876\u5411\u4e0b\u7684\u5236\u9020\u517c\u5bb9\u6027\u548c\u4e0e\u57fa\u4e8e\u7845\u7684\u5e73\u53f0\u7684\u76f4\u63a5\u96c6\u6210\u3002\u8fd9\u4e9b\u7ed3\u679c\u901a\u8fc7\u8f6c\u79fb\u77e9\u9635\u8ba1\u7b97\u5b8c\u5168\u8bc1\u5b9e\uff0c\u5305\u62ec\u591a\u5c42\u5e72\u6270\u6548\u5e94\u548c\u76f8\u5339\u914d\u7ea6\u675f\u3002<\/p>\n

\u6587\u732e\u94fe\u63a5\uff1aTowards compact phase-matched and waveguided nonlinear optics in atomically layered semiconductors<\/a> (Nature Photonics 2022<\/strong>, DOI: 10.1038\/s41566-022-01053-4)<\/p>\n","protected":false},"excerpt":{"rendered":"

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