{"id":394979,"date":"2024-11-22T14:17:11","date_gmt":"2024-11-22T14:17:11","guid":{"rendered":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/fde-simulation-waveguides-with-electrodes\/"},"modified":"2024-11-22T14:17:11","modified_gmt":"2024-11-22T14:17:11","slug":"fde-simulation-waveguides-with-electrodes","status":"publish","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/fde-simulation-waveguides-with-electrodes\/","title":{"rendered":"FDE : Simulation waveguides with electrodes"},"content":{"rendered":"<p>&lt;p&gt;<img decoding=\"async\" src=\"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2024\/11\/22-11-2024-1732284755-mceclip0.png\" \/>&lt;\/p&gt;&lt;p&gt;Hello,&nbsp;&lt;\/p&gt;&lt;p&gt;I wan to know the influence of my electrodes on the mode that is propagation between the blue waveguide and the cyan slab.&lt;\/p&gt;&lt;p&gt;When I remove the electrodes (in yellow) I do different test to see the convergence by modifying the geometry of the mesh and everything is ok.&lt;\/p&gt;&lt;p&gt;However when I put back the electrodes and I modify the geometry of the mesh sometimes it finds a correct mode sometimes it doesn&#8217;t converge and sometime it doesn&#8217;t find a mode at all&nbsp;&lt;\/p&gt;&lt;p&gt;I definied my electrodes as follow (I use python) :&nbsp;&lt;\/p&gt;&lt;p&gt;# Electrodes&lt;br&gt;Jaune=np.array([255,255,0,255])&lt;br&gt;temp = fde.addmaterial(&#8220;Conductive&#8221;)&lt;br&gt;fde.setmaterial(temp,&#8221;name&#8221;,&#8221;my_electrode&#8221;)&lt;br&gt;fde.setmaterial(&#8220;my_electrode&#8221;,&#8221;color&#8221;,Jaune)&lt;br&gt;fde.setmaterial(&#8220;my_electrode&#8221;,&#8221;Conductivity&#8221;, 31e6)&lt;\/p&gt;&lt;p&gt;Do you know what can be the cause ?&lt;\/p&gt;&lt;p&gt;Thank you so much for taking the time&nbsp;&lt;\/p&gt;&lt;p&gt;Best,&lt;\/p&gt;&lt;p&gt;Sara&lt;\/p&gt;<\/p>\n","protected":false},"template":"","class_list":["post-394979","topic","type-topic","status-publish","hentry","topic-tag-FDE-1"],"aioseo_notices":[],"acf":[],"custom_fields":[{"0":{"_bbp_subscription":["462883","33648"],"_bbp_author_ip":["159.180.250.134"],"_btv_view_count":["378"],"_bbp_topic_status":["unanswered"],"_bbp_notification_enabled":["33648"],"_bbp_topic_id":["394979"],"_bbp_forum_id":["27833"],"_bbp_engagement":["33648","462883"],"_bbp_voice_count":["2"],"_bbp_reply_count":["7"],"_bbp_last_reply_id":["398631"],"_bbp_last_active_id":["398631"],"_bbp_last_active_time":["2024-12-27 17:54:34"]},"test":"sara-bassil3-5lab-fr"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/394979","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\/394979\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=394979"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}