{"id":217716,"date":"2022-07-05T10:57:57","date_gmt":"2022-07-05T10:57:57","guid":{"rendered":"\/forum\/forums\/topic\/interconnect-simulation-not-as-expected\/"},"modified":"2022-07-05T10:57:57","modified_gmt":"2022-07-05T10:57:57","slug":"interconnect-simulation-not-as-expected","status":"closed","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/interconnect-simulation-not-as-expected\/","title":{"rendered":"Interconnect Simulation not as expected"},"content":{"rendered":"<p>Simulating the following silicon photonic circuit in Interconnect did not give me the results I expected and I don&#8217;t know why. Any help would be appreciated:<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"\/forum\/wp-content\/uploads\/sites\/2\/2022\/07\/05-07-2022-1657016998-mceclip0.png\" width=\"1109\" height=\"502\"><\/p>\n<p><em>Am new to silicon photonics so have probable missed something simple.&nbsp; I was expecting the above to behave as a normal Mach Zehnder interferometer, as I varied the length of the fibre optic.&nbsp;<\/em><\/p>\n<p><em>I was expecting to see the transmission dip for each 180&nbsp; degress of phase difference, as the &nbsp;&Delta;L between the two paths changed. <\/em><\/p>\n<p><em>However the transmission output remained very similar pretty much overlapping the original graph regardless of the length difference, see below<\/em><\/p>\n<p><em>&nbsp;<img decoding=\"async\" src=\"\/forum\/wp-content\/uploads\/sites\/2\/2022\/07\/05-07-2022-1657018151-mceclip1.png\"> &nbsp; &nbsp; &nbsp; &nbsp;<\/em><\/p>\n<p><em>My aim here is to make an interferometer that can measure displacements of about a 1 foot i.e. ~30 cm. <\/em><\/p>\n<p><em>Any insights would be appreciated<\/em><\/p>\n","protected":false},"template":"","class_list":["post-217716","topic","type-topic","status-closed","hentry"],"aioseo_notices":[],"acf":[],"custom_fields":[{"0":{"_bbp_subscription":["257288","707"],"_bbp_author_ip":["23.218.93.111"]," _bbp_last_reply_id":["0"]," _bbp_likes_count":["0"],"_btv_view_count":["337"],"_bbp_topic_status":["unanswered"],"_bbp_status":["publish"],"_bbp_topic_id":["217716"],"_bbp_forum_id":["27833"],"_bbp_engagement":["707","257288"],"_bbp_voice_count":["2"],"_bbp_reply_count":["3"],"_bbp_last_reply_id":["217942"],"_bbp_last_active_id":["217942"],"_bbp_last_active_time":["2022-07-07 06:39:06"]},"test":"seanassistedevolution-net"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/217716","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\/217716\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=217716"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}