{"id":383285,"date":"2024-09-20T08:08:10","date_gmt":"2024-09-20T08:08:10","guid":{"rendered":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/cailiaochajianshiyong\/"},"modified":"2024-09-20T08:08:10","modified_gmt":"2024-09-20T08:08:10","slug":"cailiaochajianshiyong","status":"publish","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/cailiaochajianshiyong\/","title":{"rendered":"\u6750\u6599\u63d2\u4ef6\u4f7f\u7528"},"content":{"rendered":"<p>&lt;p&gt;\u60a8\u597d\uff0c\u6211\u5e0c\u671b\u53ef\u4ee5\u4f7f\u7528lumerical fdtd\u7684\u6750\u6599\u63d2\u4ef6\u5b9e\u73b0\u8fd9\u6837\u7684\u4e00\u4e2a\u529f\u80fd&lt;\/p&gt;&lt;p&gt;1.\u9996\u5148\uff0c\u6211\u5e0c\u671b\u6211\u6dfb\u52a0\u7684\u989d\u5916\u7684\u6781\u5316\u662f\u9644\u52a0\u5230\u4e00\u4e2a\u6298\u5c04\u7387(\u9700\u8981\u5bf9\u89d2\u5404\u5411\u5f02\u6027)\u8fde\u7eed\u53d8\u5316\u7684\u533a\u57df\u4e0a\uff08\u4f7f\u7528addimport\u6dfb\u52a0\uff09\uff0c\u4f46\u662f\u63d2\u4ef6\u6750\u6599\u5e76\u4e0d\u80fd\u6307\u5b9a\u4e00\u4e2a\u6298\u5c04\u7387\u8fde\u7eed\u53d8\u5316\u7684\u533a\u57df\u4f5c\u4e3abase material&lt;\/p&gt;&lt;p&gt;2.\u6211\u60f3\u6dfb\u52a0\u4e24\u79cd\u989d\u5916\u7684\u6781\u5316\u5230\u4e00\u4e2a\u6298\u5c04\u7387\u8fde\u7eed\u53d8\u5316\u7684\u533a\u57df\u4e0a\u3002\u7b2c\u4e00\u79cd\u5c31\u662flumerical\u5b98\u65b9\u81ea\u5e26\u7684kerr nonlinear,\u4f46\u662f\u9700\u8981\u6dfb\u52a0\u5230\u4e00\u4e2a\u6298\u5c04\u7387\u8fde\u7eed\u53d8\u5316\u7684\u533a\u57df\u4e0a\u3002\u7b2c\u4e8c\u79cd\u7684\u6781\u5316\u8868\u8fbe\u5f0f\u662f&lt;\/p&gt;&lt;p&gt;Px=a*(E(t)*conj(E(t)))*Ex(t)+b*(conj(E(t))*conj(E(t)))*conj(Ex(t)),\u5176\u4e2d\uff0ca,b\u662f\u5e38\u6570\uff0cconj\u4ee3\u8868\u590d\u5171\u8f6d\uff0cE(t)\u4ee3\u8868\u7535\u573a\u77e2\u91cf\uff0cEx(t)\u4ee3\u8868\u7535\u573a\u77e2\u91cf\u7684x\u5206\u91cf\u3002&lt;\/p&gt;&lt;p&gt;y\u65b9\u5411\u7684\u6781\u5316\u4e0ez\u65b9\u5411\u7684\u6781\u5316\u5206\u522b\u4e3a&lt;\/p&gt;&lt;p&gt;Py=a*(E(t)*conj(E(t)))*Ey(t)+b*(conj(E(t))*conj(E(t)))*conj(Ey(t))&lt;\/p&gt;&lt;p&gt;Pz=a*(E(t)*conj(E(t)))*Ez(t)+b*(conj(E(t))*conj(E(t)))*conj(Ez(t))\uff0c\u8fd9\u4e2a\u6781\u5316\u540c\u6837\u4e5f\u8981\u6dfb\u52a0\u5230\u4e00\u4e2a\u6298\u5c04\u7387\u8fde\u7eed\u53d8\u5316\u7684\u533a\u57df\u4e0a&lt;\/p&gt;<\/p>\n","protected":false},"template":"","class_list":["post-383285","topic","type-topic","status-publish","hentry"],"aioseo_notices":[],"acf":[],"custom_fields":[{"0":{"_bbp_author_ip":["138.118.173.145"],"_btv_view_count":["108"],"_bbp_topic_status":["unanswered"],"_bbp_subscription":["2592"],"_bbp_topic_id":["383285"],"_bbp_forum_id":["27833"],"_bbp_engagement":["2592","102766"],"_bbp_voice_count":["2"],"_bbp_reply_count":["1"],"_bbp_last_reply_id":["383372"],"_bbp_last_active_id":["383372"],"_bbp_last_active_time":["2024-09-20 20:09:59"]},"test":"oip"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/383285","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\/383285\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=383285"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}