{"id":393683,"date":"2024-11-12T02:48:09","date_gmt":"2024-11-12T02:48:09","guid":{"rendered":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/material-model\/"},"modified":"2024-11-12T02:48:09","modified_gmt":"2024-11-12T02:48:09","slug":"material-model","status":"publish","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/material-model\/","title":{"rendered":"material model"},"content":{"rendered":"<p>&lt;p&gt;<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2024\/11\/12-11-2024-1731379234-mceclip0.png\" width=\"211\" height=\"122\" \/>&lt;\/p&gt;&lt;p&gt;\u6211\u7684SiN\u6750\u6599\u6a21\u578b\u662f\u8fd9\u6837\u7684\uff0c\u8fd9\u5e76\u4e0d\u5c5e\u4e8eSellmeier\u6a21\u578b\uff0c\u770b\u8d77\u6765\u66f4\u50cf\u662f\u6709\u4e00\u4e2a\u4fee\u6b63\u9879\u3002\u53e6\u5916\uff0cSellmeier\u6a21\u578b\u6587\u6863\u8bf4\u53ea\u4f7f\u7528single frequency\u4eff\u771f&lt;\/p&gt;&lt;p&gt;<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2024\/11\/12-11-2024-1731379373-mceclip1.png\" width=\"454\" height=\"190\" \/>&lt;\/p&gt;&lt;p&gt;\u4e8e\u662f\u6211\u60f3\u7528sampled 3D\u6750\u6599\u6a21\u578b\u5bf9\u4e0a\u8ff0\u8868\u8fbe\u5f0f\u91c7\u6837\u5e76\u5bfc\u5165\uff0c\u5176\u4e2d\u6d89\u53ca\u5230dispersion\u7684\u6c42\u89e3\uff0c\u6240\u4ee5\u4f7f\u7528\u4e86multi-coefficient\u53bb\u62df\u5408\u3002\u7531\u4e8e\u4e0a\u8ff0\u6a21\u578b\u5e76\u6ca1\u6709\u7ed9\u51fa\u635f\u8017\u90e8\u5206\u7684\u503c\uff0c\u5373(n,k)\u4e2d\u7684k\u3002\u6240\u4ee5\u5728\u5bfc\u5165\u7684\u65f6\u5019\u4ecb\u7535\u5e38\u6570\u7684\u865a\u90e8\u4e3a0\uff0c\u62df\u5408\u540e\u9ad8\u8fbe1e-4\u3002&lt;\/p&gt;&lt;p&gt;1\u3001\u6211\u4e0d\u6e05\u695a\u8fd9\u79cd\u62df\u5408\u662f\u600e\u4e48\u6837\u7684\u5f62\u5f0f\uff0c\u591a\u9879\u5f0f\u62df\u5408\u5417\uff1f&lt;\/p&gt;&lt;p&gt;2\u3001\u865a\u90e8\u4e0e\u5b9e\u90e8\u5728\u62df\u5408\u7684\u65f6\u5019\u662f\u6ee1\u8db3Kramer-Kriong\u5173\u7cfb\u5417\uff0c\u5bfc\u81f4\u865a\u90e8\u62df\u5408\u540e\u6570\u503c\u5347\u9ad8\u52301e-4\u5de6\u53f3&lt;\/p&gt;&lt;p&gt;3\u3001Sellmeier\u6a21\u578b\u53ea\u80fd\u7528\u4e8esingle frequency\u7684\u4eff\u771f\u5417&lt;\/p&gt;&lt;p&gt;4\u3001analytic model\u7684\u5b9e\u73b0\u662f\u4ec0\u4e48\uff0c\u6211\u5e76\u4e0d\u61c2\u5b83\u7684\u91c7\u6837\u662f\u5bf9\u54ea\u4e00\u4e2a\u53d8\u91cf\u8fdb\u884c\u91c7\u6837\u3002\u540c\u6837\u5730\uff0cmulti-coefficient\u662f\u5982\u4f55\u5bf9\u5176\u8fdb\u884c\u62df\u5408\u7684\/&lt;\/p&gt;<\/p>\n","protected":false},"template":"","class_list":["post-393683","topic","type-topic","status-publish","hentry"],"aioseo_notices":[],"acf":[],"custom_fields":[{"0":{"_bbp_author_ip":["95.173.218.207"],"_btv_view_count":["399"],"_bbp_topic_status":["unanswered"],"_bbp_subscription":["2592","337643","799"],"_bbp_topic_id":["393683"],"_bbp_forum_id":["27835"],"_bbp_engagement":["799","2592","337643"],"_bbp_voice_count":["3"],"_bbp_reply_count":["3"],"_bbp_last_reply_id":["395265"],"_bbp_last_active_id":["395265"],"_bbp_last_active_time":["2024-11-26 01:40:01"]},"test":"202222011203std-uestc-edu-cn"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/393683","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics"}],"about":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/types\/topic"}],"version-history":[{"count":0,"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/393683\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=393683"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}