{"id":239546,"date":"2022-11-03T08:43:59","date_gmt":"2022-11-03T08:43:59","guid":{"rendered":"\/forum\/forums\/topic\/for-periodic-boundary-conditions-elements-single-or-multiple\/"},"modified":"2022-11-03T08:43:59","modified_gmt":"2022-11-03T08:43:59","slug":"for-periodic-boundary-conditions-elements-single-or-multiple","status":"closed","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/for-periodic-boundary-conditions-elements-single-or-multiple\/","title":{"rendered":"For periodic boundary conditions, elements: single or multiple"},"content":{"rendered":"<p><span class=\"jCAhz ChMk0b\"><span class=\"ryNqvb\">Hi, I&#8217;m working on a simulation about metasurfaces.<\/span><\/span> <span class=\"jCAhz ChMk0b\"><span class=\"ryNqvb\">The number of units was compared.<\/span><\/span><\/p>\n<p><span class=\"jCAhz ChMk0b\"><span class=\"ryNqvb\">In the first one, the number of units is 1.<\/span><\/span>&nbsp; &nbsp; <span class=\"jCAhz ChMk0b\"><span class=\"ryNqvb\">Condition: Periodic Boundary Condition.&nbsp; <\/span><\/span><span class=\"jCAhz ChMk0b\" style=\"font-size: 14pt\"><span class=\"ryNqvb\">Detect the phase difference of light transmitted through the metasurface separately<\/span><\/span><span style=\"font-size: 14pt\"> .&nbsp; <\/span><\/p>\n<p><span class=\"jCAhz ChMk0b\" style=\"font-size: 14pt\"><span class=\"ryNqvb\">The detector position is (0, 0), and the detection target is a small unit.<\/span><\/span><\/p>\n<p><span class=\"jCAhz ChMk0b\" style=\"font-size: 14pt\"><span class=\"ryNqvb\">In the second, the number of units is 9.<\/span><\/span><span style=\"font-size: 14pt\">&nbsp; &nbsp; &nbsp; <\/span><span class=\"jCAhz ChMk0b\" style=\"font-size: 14pt\"><span class=\"ryNqvb\">Condition: Periodic Boundary Condition.&nbsp; &nbsp; &nbsp;<\/span><\/span><span style=\"font-size: 14pt\"> <\/span><span class=\"jCAhz ChMk0b\" style=\"font-size: 14pt\"><span class=\"ryNqvb\">Detect the phase difference of light transmitted through the metasurface separately.<\/span><\/span><\/p>\n<p><span style=\"font-size: 14pt\"> <\/span><span class=\"jCAhz ChMk0b\" style=\"font-size: 14pt\"><span class=\"ryNqvb\">The detector position is (0, 0), and the detection target is a small unit.<\/span><\/span><\/p>\n<p><span style=\"font-size: 14pt\"> <\/span><span class=\"jCAhz ChMk0b\" style=\"font-size: 14pt\"><span class=\"ryNqvb\">What needs to be considered is that in the second case (9), the coupling effect of each small unit (theoretically explained, will not directly affect each other).<\/span><\/span><\/p>\n<p>&nbsp;<\/p>\n","protected":false},"template":"","class_list":["post-239546","topic","type-topic","status-closed","hentry"],"aioseo_notices":[],"acf":[],"custom_fields":[{"0":{"_bbp_subscription":["261629","2592"],"_bbp_author_ip":["23.48.94.79"]," _bbp_last_reply_id":["0"]," _bbp_likes_count":["0"],"_btv_view_count":["490"],"_edit_lock":["1667465270:189197"],"_bbp_topic_status":["unanswered"],"_bbp_status":["publish"],"_bbp_topic_id":["239546"],"_bbp_forum_id":["27833"],"_bbp_engagement":["2592","261629"],"_bbp_voice_count":["2"],"_bbp_reply_count":["3"],"_bbp_last_reply_id":["239679"],"_bbp_last_active_id":["239679"],"_bbp_last_active_time":["2022-11-03 23:23:35"]},"test":"2212296mail-dhu-edu-cn"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/239546","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\/239546\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=239546"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}