{"id":339223,"date":"2023-12-19T01:39:20","date_gmt":"2023-12-19T01:39:20","guid":{"rendered":"\/forum\/forums\/topic\/rough-surface-geometry-setup-for-waveguide-scattering-loss-simulation\/"},"modified":"2023-12-19T01:39:20","modified_gmt":"2023-12-19T01:39:20","slug":"rough-surface-geometry-setup-for-waveguide-scattering-loss-simulation","status":"closed","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/rough-surface-geometry-setup-for-waveguide-scattering-loss-simulation\/","title":{"rendered":"Rough surface geometry setup for waveguide (scattering) loss simulation"},"content":{"rendered":"<p>As a continuation of another post called &#8220;How to accurately measure propagation loss for a wave-guide with surface roughness?&#8221;, I checked the example provided at the page of &#8220;Tips for adding surface roughness to structures&#8221;. I am quite confused about the algorithm used in creating the geometry in the case of <strong>Advanced surface roughness<\/strong>. I wonder how does the correlation equation work? Why is it a more &#8220;advanced&#8221; method, any advantage conpare to the simple model? Is there any literature reference that help understanding the algorithm would be appreciated. Thanks!&nbsp;<\/p>\n","protected":false},"template":"","class_list":["post-339223","topic","type-topic","status-closed","hentry","topic-tag-waveguide-2","topic-tag-roughness"],"aioseo_notices":[],"acf":[],"custom_fields":[{"0":{"_bbp_subscription":["45962","18532"],"_bbp_author_ip":["23.52.43.16"]," _bbp_last_reply_id":["0"]," _bbp_likes_count":["0"],"_btv_view_count":["546"],"_bbp_topic_status":["unanswered"],"_bbp_status":["publish"],"_bbp_topic_id":["339223"],"_bbp_forum_id":["27833"],"_bbp_engagement":["18532","45962"],"_bbp_voice_count":["2"],"_bbp_reply_count":["1"],"_bbp_last_reply_id":["340157"],"_bbp_last_active_id":["340157"],"_bbp_last_active_time":["2023-12-20 09:44:46"]},"test":"mathewyuece-ubc-ca"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/339223","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\/339223\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=339223"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}