{"id":387872,"date":"2024-10-02T19:32:35","date_gmt":"2024-10-02T19:32:35","guid":{"rendered":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/hfss-incident-plane-wave-excitement-mode\/"},"modified":"2024-10-02T19:32:35","modified_gmt":"2024-10-02T19:32:35","slug":"hfss-incident-plane-wave-excitement-mode","status":"publish","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/hfss-incident-plane-wave-excitement-mode\/","title":{"rendered":"HFSS Incident Plane Wave excitement mode"},"content":{"rendered":"<p>&lt;p&gt;Hi all! I&#8217;m trying to find info on the incident plane wave excitement node and am coming up short. Specifically, I am looking at the difference between the total vs scattered option in the Incident Field Formulation option.&lt;\/p&gt;&lt;p&gt;<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2024\/10\/02-10-2024-1727897360-Total vs Scttered.png\" alt=\"Snap shot of the tree branch to get to the options\" width=\"807\" height=\"496\" \/>&lt;\/p&gt;&lt;p&gt;For example, why does the former allow an Infinite Ground Plane in the geometry where the latter does not? And why does the field look so different for each? (mag_E plotted in second pic at 45 degrees for incident field only of each case)&lt;\/p&gt;&lt;p&gt;<img decoding=\"async\" src=\"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2024\/10\/02-10-2024-1727897411-Total vs Scttered pic.png\" alt=\"mag_E plot of incident wave only at 45 degrees for total option (left) and scattered option (right)\" \/>&lt;\/p&gt;<\/p>\n","protected":false},"template":"","class_list":["post-387872","topic","type-topic","status-publish","hentry","topic-tag-hfss","topic-tag-incident-1","topic-tag-plane-wave"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.10 - aioseo.com -->\n\t<meta name=\"description\" content=\"Hi all! I&#039;m trying to find info on the incident plane wave excitement node and am coming up short. 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I&#039;m trying to find info on the incident plane wave excitement node and am coming up short. 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I'm trying to find info on the incident plane wave excitement node and am coming up short. 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I'm trying to find info on the incident plane wave excitement node and am coming up short. Specifically, I am looking at the difference between the total vs scattered option in the Incident Field Formulation option.For example, why does the former allow an Infinite Ground Plane in the geometry where the latter does","og:url":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/hfss-incident-plane-wave-excitement-mode\/","og:image":"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2024\/10\/02-10-2024-1727897360-Total%20vs%20Scttered.png","og:image:secure_url":"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2024\/10\/02-10-2024-1727897360-Total%20vs%20Scttered.png","article:published_time":"2024-10-02T19:32:35+00:00","article:modified_time":"2024-10-02T19:32:35+00:00","twitter:card":"summary_large_image","twitter:title":"HFSS Incident Plane Wave excitement mode | Ansys Learning Forum","twitter:description":"Hi all! 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