{"id":291773,"date":"2023-07-06T02:15:38","date_gmt":"2023-07-06T02:15:38","guid":{"rendered":"\/forum\/forums\/topic\/what-variable-to-input-into-hfss-to-simulate-an-absorber\/"},"modified":"2023-07-06T02:15:38","modified_gmt":"2023-07-06T02:15:38","slug":"what-variable-to-input-into-hfss-to-simulate-an-absorber","status":"closed","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/what-variable-to-input-into-hfss-to-simulate-an-absorber\/","title":{"rendered":"What variable to input into HFSS to simulate an absorber ?"},"content":{"rendered":"<p><img decoding=\"async\" src=\"\/forum\/wp-content\/uploads\/sites\/2\/2023\/07\/06-07-2023-1688609009-1.PNG\" alt=\"\"><\/p>\n<p>&nbsp;I have chart above detailing the characteristics of the material which include: real permitivity , imaginary permitivity , real permeability, imaginary permeability.&nbsp;<br \/>Then I gathered the data and put into excel file, from there, I work out the absolute value of permitivity\/permeability from the complex number<\/p>\n<p>For example: let say my real permittivity is 4 Imaginary permittivity is 1 =&gt; absolute permittivity will be &radic; (4<sup>2+<\/sup>1<sup>2<\/sup>) = 4.12<\/p>\n<p>Then I input this absolute value into HFSS.<\/p>\n<p><img decoding=\"async\" src=\"\/forum\/wp-content\/uploads\/sites\/2\/2023\/07\/06-07-2023-1688609098-2.PNG\" alt=\"\"><\/p>\n<p>Now here is the issue.<\/p>\n<p>Some people said I should input the real permitivity instead and I don&#8217;t need to work out the absolute value like above?<\/p>\n<p>Some people said I should dividing the real permitivity by the vaccum permitivity instead then input the relative permitivity?<\/p>\n<p>Some say the data in my chart is already relative value?<\/p>\n<p>It is totally confusing to me, so can someone please help explain to me?<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"template":"","class_list":["post-291773","topic","type-topic","status-closed","hentry","topic-tag-absorption-1","topic-tag-absorption-coefficient-1","topic-tag-boundary-conditions","topic-tag-hfss"],"aioseo_notices":[],"acf":[],"custom_fields":[{"0":{"_bbp_subscription":["12935","16925","28551"],"_bbp_author_ip":["23.217.200.71"]," _bbp_last_reply_id":["0"]," _bbp_likes_count":["0"],"_btv_view_count":["2476"],"_bbp_topic_status":["unanswered"],"_bbp_status":["publish"],"_bbp_topic_id":["291773"],"_bbp_forum_id":["27793"],"_bbp_engagement":["12935","16925","28551"],"_bbp_voice_count":["3"],"_bbp_reply_count":["2"],"_bbp_last_reply_id":["291994"],"_bbp_last_active_id":["291994"],"_bbp_last_active_time":["2023-07-07 05:54:32"]},"test":"thevu2235gmail-com"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/291773","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\/291773\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=291773"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}