{"id":311577,"date":"2023-10-16T06:55:01","date_gmt":"2023-10-16T06:55:01","guid":{"rendered":"\/forum\/forums\/topic\/simulating-metagrating-meta-atoms-unit-cells-with-floquet-excitations\/"},"modified":"2023-10-16T06:55:01","modified_gmt":"2023-10-16T06:55:01","slug":"simulating-metagrating-meta-atoms-unit-cells-with-floquet-excitations","status":"closed","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/simulating-metagrating-meta-atoms-unit-cells-with-floquet-excitations\/","title":{"rendered":"Simulating Metagrating (Meta-atoms) unit cells with Floquet excitations"},"content":{"rendered":"<p>Hello,&nbsp;<\/p>\n<p>I&#8217;ve been trying to simulate a metagrating unit cell. The structure consists of microstrip capacitors printed on a substrate backed by a PEC according to the existing literature, as shown below. <img decoding=\"async\" src=\"\/forum\/wp-content\/uploads\/sites\/2\/2023\/10\/16-10-2023-1697438648-mceclip0.png\"><\/p>\n<p>To simulate an infinite array environment, coupled primary-secondary boundary conditions are imposed on XZ and YZ planes of the radiation box. The XY plane (top face) is assigned as floquet port as shown below.<img decoding=\"async\" src=\"\/forum\/wp-content\/uploads\/sites\/2\/2023\/10\/16-10-2023-1697438820-mceclip1.png\"><\/p>\n<p><img decoding=\"async\" src=\"\/forum\/wp-content\/uploads\/sites\/2\/2023\/10\/16-10-2023-1697438889-mceclip2.png\"><\/p>\n<p>The structure has been designed to anomalously reflect the normally incident, TE polarized wave to 60 degrees. I am unable to analyze the functionality by plotting the electric fields and radiation pattern. The radiation pattern obtained is peculiar and am not to able comprehend the same.&nbsp;<\/p>\n<p><img decoding=\"async\" src=\"\/forum\/wp-content\/uploads\/sites\/2\/2023\/10\/16-10-2023-1697439071-mceclip3.png\"><\/p>\n<p>It would be helpful if any guidance could be provided on appropriate simulation and analysis procedures.&nbsp;<\/p>\n<p>Thank you<\/p>\n<p>Regards,<\/p>\n<p>Amogh G<\/p>\n<p>amoghg.ec20@rvce.edu.in<\/p>\n","protected":false},"template":"","class_list":["post-311577","topic","type-topic","status-closed","hentry"],"aioseo_notices":[],"acf":[],"custom_fields":[{"0":{"_bbp_subscription":["117697","1178"],"_bbp_author_ip":["23.206.193.41"]," _bbp_last_reply_id":["0"]," _bbp_likes_count":["0"],"_btv_view_count":["285"],"_bbp_topic_status":["unanswered"],"_bbp_status":["publish"],"_bbp_topic_id":["311577"],"_bbp_forum_id":["27793"],"_bbp_engagement":["1178","117697"],"_bbp_voice_count":["2"],"_bbp_reply_count":["3"],"_bbp_last_reply_id":["317958"],"_bbp_last_active_id":["317958"],"_bbp_last_active_time":["2023-11-16 10:56:38"]},"test":"amoghg-ec20rvce-edu-in"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/311577","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\/311577\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=311577"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}