{"id":93269,"date":"2017-07-28T14:00:34","date_gmt":"2017-07-28T06:00:34","guid":{"rendered":"\/\/m.iemloyee.com\/?p=93269"},"modified":"2017-07-26T15:59:47","modified_gmt":"2017-07-26T07:59:47","slug":"%e6%b8%85%e5%8d%8e%e5%a4%a7%e5%ad%a6%e9%a9%ac%e8%be%89%e8%af%be%e9%a2%98%e7%bb%84%ef%bc%9a%e5%81%8f%e6%8c%af%e5%85%89%e6%95%a3%e5%b0%84%e7%a0%94%e7%a9%b6%e5%8f%96%e5%be%97%e9%87%8d%e8%a6%81%e6%88%90","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=93269","title":{"rendered":"\u6e05\u534e\u5927\u5b66\u9a6c\u8f89\u8bfe\u9898\u7ec4\uff1a\u504f\u632f\u5149\u6563\u5c04\u7814\u7a76\u53d6\u5f97\u91cd\u8981\u6210\u679c"},"content":{"rendered":"
\u3010\u6210\u679c\u7b80\u4ecb\u3011<\/strong><\/p>\n \u57282017\u5e747\u670821\u65e5\u7b2c119\u671f\u7684Physical Review Letters\u4e0a\uff0c\u9a6c\u8f89\u8bfe\u9898\u7ec4\u520a\u767b\u4e86\u9898\u4e3a\u201cPhysically Realizable Space for the Purity-Depolarization Plane for Polarized Light Scattering Media\u201d\u7684\u7814\u7a76\u8bba\u6587\u3002\u6587\u7ae0\u7b2c\u4e00\u4f5c\u8005\u4e3a\u6765\u81ea\u5df4\u57fa\u65af\u5766\u7684\u7269\u7406\u7cfb\u535a\u58eb\u751f Tariq Aziz\uff0c\u7b2c\u4e8c\u4f5c\u8005\u674e\u9e4f\u7a0b\u548c\u7b2c\u4e09\u4f5c\u8005\u9648\u4e1c\u80dc\u4e5f\u5747\u4e3a\u7269\u7406\u7cfb\u535a\u58eb\u751f\uff0c\u7b2c\u56db\u4f5c\u8005\u5415\u4e1c\u7ea2\u4e3a\u751f\u7269\u533b\u5b66\u5de5\u7a0b\u7cfb\u4e13\u4e1a\u7855\u58eb\u751f\uff0c\u901a\u8baf\u4f5c\u8005\u4e3a\u9a6c\u8f89\u6559\u6388\u3002\u6b64\u9879\u5de5\u4f5c\u5728\u6e05\u534e\u5927\u5b66\u6df1\u5733\u7814\u7a76\u751f\u9662\u5b8c\u6210\u3002<\/p>\n \u3010\u56fe\u6587\u5bfc\u8bfb\u3011<\/strong><\/p>\n \u56fe<\/strong>1 <\/strong>\u7c73\u6c0f\u533a\u7403\u6563\u5c04\u7684\u8499\u7279\u5361\u6d1b\u6a21\u62df<\/strong><\/p>\n \u00a0 \u7c73\u6c0f\u533a\u7403\u6563\u5c04\u7684\u8499\u7279\u5361\u6d1b\u6a21\u62df\uff0c\u663e\u793a\u4e0d\u540c\u6837\u54c1\u548c\u5b9e\u9a8c\u6761\u4ef6\u6240\u5f97\u7a46\u52d2\u77e9\u9635\u5728PI-P\u0394<\/sub> \u7a7a\u95f4\u4e2d\u7684\u5206\u5e03\u7279\u5f81\u3002\u7ea2\u8272\u4e3a\u524d\u5411\uff0c\u84dd\u8272\u70b9\u4e3a\u80cc\u5411\uff0c\u6570\u636e\u70b9\u653e\u5927\u8868\u793a\u7403\u6563\u5c04\u4f53\u534a\u5f84\u589e\u5927<\/p>\n \u56fe<\/strong>2 <\/strong>\u66f2\u7ebf\u7684\u53ef\u884c\u7a7a\u95f4<\/strong><\/p>\n \uff08a\uff09\u5177\u6709\u8fb9\u7f18\u70b9A\uff080,0\uff09\uff0cB\uff081\/3\uff0c1 \/\u221a3\uff09\uff0cC\uff081 \/\u221a3\uff0c\u221a\uff082\/3\uff09\uff09\u548cD\uff081,1\uff09\u7684PI-P\u0394<\/sub>\u5e73\u9762\u7684\u66f2\u7ebf\u7684\u53ef\u884c\u7a7a\u95f4<\/p>\n \uff08b\uff09\u5177\u6709\u5c16\u70b9A\uff080,1\uff09\uff0cB [1\/3\uff0clog4<\/sub>\uff083\uff09]\uff0cC\uff081 \/\u221a3,1\/ 2\uff09\u548cD\uff081\uff0c0\uff09\u7684S\uff08M\uff09-P\u0394<\/sub>\u5e73\u9762\u66f2\u7ebf\u7684\u53ef\u884c\u7a7a\u95f4<\/p>\n \u3010\u7814\u7a76\u5185\u5bb9\u3011<\/strong><\/p>\n \u504f\u632f\u662f\u5149\u7684\u4e00\u4e2a\u91cd\u8981\u7279\u5f81\u3002\u5149\u4e0e\u4ecb\u8d28\u76f8\u4e92\u4f5c\u7528\u4e4b\u540e\uff0c\u5176\u504f\u632f\u6001\u53d8\u5316\u4e0e\u4ecb\u8d28\u5149\u5b66\u7279\u6027\u4e0e\u5fae\u89c2\u7ed3\u6784\u5bc6\u5207\u76f8\u5173\u3002\u56e0\u6b64\uff0c\u5149\u5b66\u504f\u632f\u6d4b\u91cf\u4e0e\u6210\u50cf\u65b9\u6cd5\u53ef\u4ee5\u83b7\u5f97\u590d\u6742\u4ecb\u8d28\u4e30\u5bcc\u7684\u5fae\u89c2\u7ed3\u6784\u4fe1\u606f\uff0c\u5728\u6750\u6599\u3001\u751f\u7269\u548c\u9065\u611f\u7b49\u9886\u57df\u8d8a\u6765\u8d8a\u53d7\u5230\u91cd\u89c6\u3002<\/p>\n \u4f20\u7edf\u504f\u632f\u5149\u5b66\u4e3a\u692d\u504f\u5b66\uff08ellipsometry\uff09\uff0c\u5b83\u901a\u8fc7\u504f\u632f\u5149\u4e0e\u4ecb\u8d28\u76f8\u4e92\u4f5c\u7528\u4e4b\u540e\u7eaf\u504f\u632f\u6001\u7684\u53d8\u5316\u83b7\u5f97\u4ecb\u8d28\u7684\u53cc\u6298\u5c04\u548c\u5438\u6536\u7b49\u5149\u5b66\u53c2\u6570\uff0c\u5e76\u5229\u7528\u5efa\u6a21\u548c\u7535\u78c1\u5b66\u7406\u8bba\u8ba1\u7b97\uff0c\u83b7\u5f97\u590d\u6742\u591a\u5c42\u819c\u4ecb\u8d28\u7684\u5149\u5b66\u6027\u8d28\u4e0e\u7ed3\u6784\u7279\u5f81\u3002\u692d\u504f\u6d4b\u91cf\u662f\u6750\u6599\u79d1\u5b66\u7814\u7a76\u4e2d\u5341\u5206\u91cd\u8981\u7684\u6d4b\u91cf\u624b\u6bb5\uff01\u5bf9\u4e8e\u590d\u6742\u6837\u54c1\u5982\u751f\u7269\u7ec4\u7ec7\uff0c\u7eaf\u504f\u632f\u5149\u4e0e\u4e4b\u4f5c\u7528\u4e4b\u540e\u4e00\u822c\u53d8\u4e3a\u90e8\u5206\u504f\u632f\u5149\uff0c\u504f\u632f\u6001\u9700\u8981\u91c7\u75284\u7ef4\u65af\u6258\u514b\u65af\uff08Stokes\uff09\u77e2\u91cf\u8868\u8fbe\uff0c\u6837\u54c1\u7684\u504f\u632f\u5149\u5b66\u7279\u5f81\u5219\u91c7\u75284×4\u7a46\u52d2\uff08Mueller\uff09\u77e9\u9635\u8868\u5f81\uff0c\u5b83\u5305\u542b\u6837\u54c1\u7684\u5168\u90e8\u504f\u632f\u5149\u5b66\u7279\u5f81\u3002\u504f\u632f\u5149\u5b66\u5df2\u7ecf\u53d1\u5c55\u6210\u4e3a\u504f\u632f\u5b66\uff08polarimetry\uff09\uff0c\u5b83\u7814\u7a76\u504f\u632f\u5149\u4e0e\u590d\u6742\u4ecb\u8d28\u76f8\u4e92\u4f5c\u7528\u4e4b\u540e\u504f\u632f\u6001\u7684\u53d8\u5316\uff0c\u5e76\u901a\u8fc7\u6d4b\u91cf\u548c\u89e3\u91ca\u7a46\u52d2\u77e9\u9635\u83b7\u5f97\u6837\u54c1\u7684\u5fae\u89c2\u7ed3\u6784\u7279\u5f81\u3002\u9000\u504f\u662f\u504f\u632f\u5b66\u5173\u6ce8\u7684\u91cd\u8981\u7269\u7406\u91cf\uff0c\u5b83\u4e0e\u6837\u54c1\u7684\u5fae\u89c2\u5149\u5b66\u6027\u8d28\u548c\u7ed3\u6784\u7279\u5f81\u5bc6\u5207\u76f8\u5173\uff0c\u5305\u62ec\uff1a\u6563\u5c04\u9897\u7c92\u7684\u5927\u5c0f\u3001\u5f62\u6001\u3001\u5bc6\u5ea6\u3001\u53d6\u5411\u548c\u6392\u5217\uff0c\u4ee5\u53ca\u6563\u5c04\u9897\u7c92\u548c\u95f4\u8d28\u7684\u5149\u5b66\u6027\u8d28\uff0c\u5982\u6298\u5c04\u7387\u548c\u53cc\u6298\u5c04\u3001\u5438\u6536\u548c\u4e8c\u5411\u8272\u6027\u7b49\u3002\u5bf9\u4e8e\u504f\u632f\u975e\u5e73\u9762\u6ce2\uff0c\u5373\u4f7f\u5176\u901a\u8fc7\u975e\u6563\u5c04\u4ecb\u8d28\uff08\u5982\u6ce2\u7247\uff09\u4e5f\u4f1a\u7531\u4e8e\u4e0d\u540c\u89d2\u5ea6\u5149\u5b50\u5386\u7ecf\u7684\u76f8\u4f4d\u5ef6\u8fdf\u4e0d\u540c\u9020\u6210\u7b49\u6548\u9000\u504f\u3002\u4e86\u89e3\u6837\u54c1\u7684\u9000\u504f\u6027\u8d28\u548c\u9000\u504f\u673a\u5236\uff0c\u662f\u83b7\u5f97\u6563\u5c04\u4ecb\u8d28\u7684\u5fae\u89c2\u7ed3\u6784\u7279\u5f81\u7684\u5fc5\u8981\u6761\u4ef6\uff0c\u4e5f\u662f\u4e86\u89e3\u504f\u632f\u6d4b\u91cf\u7684\u8bef\u5dee\u6765\u6e90\u3001\u4f18\u5316\u504f\u632f\u5149\u6d4b\u91cf\u88c5\u7f6e\u548c\u6291\u5236\u7cfb\u7edf\u8bef\u5dee\u91cd\u8981\u624b\u6bb5 \u3002<\/p>\n \u53c2\u8003\u524d\u4eba\u5de5\u4f5c\u4e2d\u5f15\u5165\u7684\u504f\u632f\u71b5 S(M) \uff08polarization entropy\uff09\u6982\u5ff5\uff08Phys. Rev. Lett. 94, 090406\uff0c2005\uff09\uff0c\u9a6c\u8f89\u8bfe\u9898\u7ec4\u63d0\u51fa\u7528\u7a46\u52d2\u77e9\u9635M\u7684\u534f\u65b9\u5dee\u77e9\u9635 H \u7684\u672c\u5f81\u503c\u5b9a\u4e49 \u201c\u504f\u632f\u7eaf\u5ea6\u201d PI (overall polarimetry purity index) \uff0c\u4ee5\u53ca\u504f\u632f\u7eaf\u5ea6-\u9000\u504f\u5e73\u9762\uff08PI-P\u0394<\/sub> Plane\uff09\uff08Fig.1\uff09\uff0c\u5b83\u4e0e\u9000\u504f\u71b5-\u9000\u504f\u5e73\u9762\uff08S(M)-P\u0394<\/sub> Plane\uff09\u6709\u4e00\u4e00\u5bf9\u5e94\u7684\u5173\u7cfb\uff0c\u4f46PI\u7684\u8ba1\u7b97\u548c\u5e94\u7528\u6bd4\u504f\u632f\u71b5\u66f4\u52a0\u7b80\u5355\uff0c\u53cd\u6620\u7684\u7269\u7406\u4fe1\u606f\u66f4\u52a0\u6e05\u6670\uff0c\u7269\u7406\u53ef\u4fe1\u7a46\u52d2\u77e9\u9635\u53ea\u80fd\u5b58\u5728\u4e8ePI-P\u0394<\/sub>\u7a7a\u95f4\u4e2d\u68af\u5f62\u8fb9\u6846\u6240\u9650\u5b9a\u533a\u57df\u4e4b\u5185\uff08Fig.1\uff09\u3002\u8bfe\u9898\u7ec4\u5206\u6790\u4e86PI-P\u0394<\/sub> \u7a7a\u95f4\u5404\u4e2a\u9876\u70b9\u3001\u8fb9\u7ebf\u548c\u5b50\u533a\u57df\u7684\u7269\u7406\u610f\u4e49\uff0c\u4ee5\u53ca\u4e0d\u540c\u533a\u57df\u53ef\u80fd\u5305\u542b\u7684\u9000\u504f\u673a\u5236\u4fe1\u606f\uff0c\u6f14\u793a\u4e86\u5229\u7528PI-P\u0394<\/sub> \u56fe\u786e\u5b9a\u5b9e\u9a8c\u6240\u5f97\u7a46\u52d2\u77e9\u9635\u7684\u53ef\u4fe1\u5ea6\u548c\u63d0\u4f9b\u5b9e\u9a8c\u8bef\u5dee\u6765\u6e90\u4fe1\u606f\u7684\u53ef\u884c\u6027\u3002\u5229\u7528\u8bfe\u9898\u7ec4\u524d\u671f\u5de5\u4f5c\u4e2d\u53d1\u5c55\u7684\u6563\u5c04\u6a21\u578b\u548c\u8499\u7279\u5361\u6d1b\u6a21\u62df\u7a0b\u5e8f\uff0c\u6587\u7ae0\u6307\u51fa\u524d\u4eba\u62a5\u5bfc\u7684\u6240\u8c13\u201c\u7a7a\u767d\u5b50\u533a\u57df\u201d\u548c\u201c\u53cd\u5e38\u9000\u504f\u201d\uff08Opt. Lett. 30, 23, 2005\uff09\u5e76\u65e0\u5b9e\u9645\u610f\u4e49\u3002\u672c\u9879\u5de5\u4f5c\u4e3a\u7814\u7a76\u504f\u632f\u5149\u5728\u590d\u6742\u4ecb\u8d28\u4e2d\u7684\u9000\u504f\u673a\u5236\u548c\u7279\u5f81\u63d0\u4f9b\u4e86\u65b0\u7684\u5de5\u5177\uff0c\u6240\u5f97\u7ed3\u8bba\u4e5f\u9002\u7528\u4e8e\u77e2\u91cf\u5149\u573a\uff0c\u4ee5\u53ca\u7ecf\u5178\u548c\u91cf\u5b50\u4f53\u7cfb\u7684\u6563\u5c04\u8fc7\u7a0b\u3002<\/p>\n \u9a6c\u8f89\u6559\u6388\u8bfe\u9898\u7ec4\u4ece2004\u5e74\u5f00\u59cb\u5728\u6e05\u534e\u6df1\u5733\u7814\u7a76\u751f\u9662\u5f00\u5c55\u504f\u632f\u5149\u6563\u5c04\u4e0e\u5e94\u7528\u7814\u7a76\uff0c\u7814\u7a76\u65b9\u5411\u5305\u62ec\uff1a\u590d\u6742\u4ecb\u8d28\u4e2d\u504f\u632f\u5149\u6563\u5c04\u884c\u4e3a\u3001\u504f\u632f\u5149\u5b66\u6d4b\u91cf\u65b9\u6cd5\u3001\u5fae\u89c2\u7ed3\u6784\u504f\u632f\u7279\u5f81\u7684\u5b9a\u91cf\u8868\u5f81\u4e0e\u6d4b\u91cf\u3001\u504f\u632f\u65b9\u6cd5\u7684\u5e94\u7528\u3002\u76ee\u524d\u5df2\u7ecf\u53d1\u8868\u6587\u7ae050\u4f59\u7bc7\uff0c\u5728\u75c5\u53d8\u7ec4\u7ec7\u5b9a\u91cf\u8bca\u65ad\u3001\u6d77\u6d0b\u5fae\u751f\u7269\u539f\u4f4d\u7ec6\u81f4\u5206\u7c7b\u3001\u6c14\u4f53\u9897\u7c92\u7269\u5206\u7c7b\u548c\u6e90\u89e3\u6790\u7b49\u5e94\u7528\u9886\u57df\u83b7\u5f97\u57fa\u91d1\u59d4\u548c\u79d1\u6280\u90e8\u5927\u9879\u76ee\u652f\u6301\u3002<\/p>\n \u539f\u6587\u94fe\u63a5\uff1ahttp:\/\/www.tsinghua.edu.cn\/publish\/phy\/10552\/2017\/20170725194711434921141\/20170725194711434921141_.html<\/a><\/p>\n \u6587\u732e\u94fe\u63a5\uff1aPhysically Realizable Space for the Purity-Depolarization Plane for Polarized Light Scattering Media<\/a> (Physical Review Letters,2017,DOI\uff1aorg\/10.1103\/PhysRevLett.119.033202)<\/p>\n \u672c\u6587\u7531\u6750\u6599\u4eba\u7f16\u8f91\u90e8deer\u7f16\u8f91\uff0c\u70b9\u6211\u52a0\u5165\u6750\u6599\u4eba\u7f16\u8f91\u90e8<\/a>\u3002<\/p>\n<\/strong><\/p>\n
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