{"id":379886,"date":"2024-08-22T19:11:48","date_gmt":"2024-08-22T19:11:48","guid":{"rendered":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/mode-mesh-override-region\/"},"modified":"2024-08-22T19:11:48","modified_gmt":"2024-08-22T19:11:48","slug":"mode-mesh-override-region","status":"publish","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/mode-mesh-override-region\/","title":{"rendered":"MODE mesh override region"},"content":{"rendered":"<p>&lt;p&gt;<img decoding=\"async\" src=\"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2024\/08\/22-08-2024-1724353021-mceclip0.png\" \/>&lt;\/p&gt;&lt;p&gt;I have this simple structure, with the waveguide in red and the electrode in yellow, in MODE FDE with metal boundary conditions. I want to check the loss due to metal. I noticed that when I modify the size of the mesh override region (only a little bit so that the waveguide still stays inside and the simulation region stays enough far) the calculated modes change a lot&#8230;why?? I would like to have some personal support because it seems like very specific problem&lt;\/p&gt;<\/p>\n","protected":false},"template":"","class_list":["post-379886","topic","type-topic","status-publish","hentry"],"aioseo_notices":[],"acf":[],"custom_fields":[{"0":{"_bbp_author_ip":["2001:67c:2564:ad00::b:e"],"_btv_view_count":["138"],"_bbp_topic_status":["unanswered"],"_bbp_subscription":["2592"],"_bbp_topic_id":["379886"],"_bbp_forum_id":["27833"],"_bbp_engagement":["2592","56278"],"_bbp_voice_count":["2"],"_bbp_reply_count":["1"],"_bbp_last_reply_id":["380054"],"_bbp_last_active_id":["380054"],"_bbp_last_active_time":["2024-08-23 17:38:17"]},"test":"l-v-lozovskiutwente-nl"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/379886","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\/379886\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=379886"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}