{"id":341256,"date":"2023-12-20T11:50:28","date_gmt":"2023-12-20T11:50:28","guid":{"rendered":"\/forum\/forums\/topic\/problem-with-simulation-of-directional-coupler\/"},"modified":"2023-12-20T11:59:05","modified_gmt":"2023-12-20T11:59:05","slug":"problem-with-simulation-of-directional-coupler","status":"closed","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/problem-with-simulation-of-directional-coupler\/","title":{"rendered":"Problem with simulation of directional coupler"},"content":{"rendered":"<p>When simulating Directional coupler in EME solver for longer coupler lengths, Transmission exceeds 1, which should not happen. <img decoding=\"async\" title=\"EME Simulation result\" src=\"\/forum\/wp-content\/uploads\/sites\/2\/2023\/12\/20-12-2023-1703073443-IM4_EME_T_Exceeds_1.png\" alt=\"For longer coupling lengths the Transmission exceeds 1\"><img decoding=\"async\" title=\"EME Simulation setup\" src=\"\/forum\/wp-content\/uploads\/sites\/2\/2023\/12\/20-12-2023-1703073370-IM1_EME_Sim.png\" alt=\"waveguide dimension (0.8um thick, 1um wide Silicon Nitride WG at 1550nm)\"><\/p>\n","protected":false},"template":"","class_list":["post-341256","topic","type-topic","status-closed","hentry","topic-tag-directional-coupler-1","topic-tag-photonics"],"aioseo_notices":[],"acf":[],"custom_fields":[{"0":{"_bbp_subscription":["9812"],"_bbp_author_ip":["23.206.193.41"]," _bbp_last_reply_id":["0"]," _bbp_likes_count":["0"],"_btv_view_count":["434"],"_bbp_topic_status":["unanswered"],"_edit_lock":["1703073585:179073"],"_bbp_status":["publish"],"_bbp_topic_id":["341256"],"_bbp_forum_id":["27833"],"_bbp_engagement":["9812"],"_bbp_voice_count":["1"],"_bbp_reply_count":["2"],"_bbp_last_reply_id":["341259"],"_bbp_last_active_id":["341259"],"_bbp_last_active_time":["2023-12-20 12:06:33"]},"test":"mukundsinghsac-isro-gov-in"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/341256","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\/341256\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=341256"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}