{"id":397215,"date":"2024-12-12T09:24:17","date_gmt":"2024-12-12T09:24:17","guid":{"rendered":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/397215\/"},"modified":"2024-12-12T09:24:17","modified_gmt":"2024-12-12T09:24:17","slug":"397215","status":"publish","type":"reply","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/397215\/","title":{"rendered":"Reply To: Looking for Example Custom Materials Source Code"},"content":{"rendered":"<p>&lt;p&gt;Hello,&nbsp;&lt;\/p&gt;&lt;p&gt;I will be happy to help you with your query. For start, two photon absorption is a non linear phenomena and I reckon that you need to use a chi3 model, as you correctly mentioned. There are a couple of material models using this&nbsp; such as: <a href=\"https:\/\/optics.ansys.com\/hc\/en-us\/articles\/360034394734-Advanced-and-custom-optical-material-models-in-FDTD-and-MODE?source=search\" rel=\"noopener noreferrer\">Advanced and custom optical material models in FDTD and MODE<\/a>&lt;span style=&#8221;font-size: 14pt;&#8221;&gt;&nbsp;and&nbsp;&lt;\/span&gt;<a href=\"https:\/\/optics.ansys.com\/hc\/en-us\/articles\/360034915213-Flexible-Material-Plugin-Framework?source=search\" rel=\"noopener noreferrer\">Flexible Material Plugin Framework.<\/a> Please keep in mind that non linear simulations can be quite tricky to setup.&nbsp;&lt;\/p&gt;&lt;p&gt;Some application examples that use non linear materials can be found here:&nbsp;<a href=\"https:\/\/optics.ansys.com\/hc\/en-us\/articles\/360043165194\">Nonlinear-optics-list-of-examples<\/a>&lt;\/p&gt;&lt;p&gt;I hope I helped.&lt;\/p&gt;&lt;p&gt;Kidn regards&lt;\/p&gt;&lt;p&gt;Dimitris&lt;\/p&gt;<\/p>\n","protected":false},"template":"","class_list":["post-397215","reply","type-reply","status-publish","hentry"],"aioseo_notices":[],"acf":[],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/replies\/397215","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/replies"}],"about":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/types\/reply"}],"version-history":[{"count":0,"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/replies\/397215\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=397215"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}