{"id":163364,"date":"2021-10-25T15:22:46","date_gmt":"2021-10-25T15:22:46","guid":{"rendered":"\/forum\/forums\/topic\/nonlinear-interactions-in-ftdtd\/"},"modified":"2021-10-25T22:10:17","modified_gmt":"2021-10-25T22:10:17","slug":"nonlinear-interactions-in-ftdtd","status":"closed","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/nonlinear-interactions-in-ftdtd\/","title":{"rendered":"Nonlinear interactions in FTDTD"},"content":{"rendered":"<div class=\"Item-Body\">\n<div class=\"Message userContent\">\n<p>Dear Ansys support team,<\/p>\n<p>Where can I find a documentation of how nonlinear interactions (i.e., governing equation of motions, etc) are implemented in FDTD Lumerical? I would like to know, for example, governing equations of motions. To provide context, I am currently simulating a upconversion device, where propagating fields of two separate frequencies are incident on a nonlinear medium. Any help would be appreciated. Thank you!<\/p>\n<p>Best,<\/p>\n","protected":false},"template":"","class_list":["post-163364","topic","type-topic","status-closed","hentry"],"aioseo_notices":[],"acf":[],"custom_fields":[{"0":{"_bbp_author_ip":[""],"_bbp_old_reply_author_name_id":["Anonymous"],"_bbp_old_is_reply_anonymous_id":["false"],"_btv_view_count":["349"],"_bbp_likes_count":["0"],"_bbp_subscription":["233701"],"_bbp_topic_status":["unanswered"],"_bbp_status":["publish"],"_bbp_topic_id":["163364"],"_bbp_forum_id":["27833"],"_bbp_engagement":["2592","233701"],"_bbp_voice_count":["2"],"_bbp_reply_count":["1"],"_bbp_last_reply_id":["195689"],"_bbp_last_active_id":["195689"],"_bbp_last_active_time":["2021-10-25 22:10:17"]},"test":"lbkimmit-edu"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/163364","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\/163364\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=163364"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}