{"id":396189,"date":"2024-12-04T05:10:01","date_gmt":"2024-12-04T05:10:01","guid":{"rendered":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/can-we-use-a-dipole-source-with-a-single-frequency\/"},"modified":"2024-12-04T05:10:01","modified_gmt":"2024-12-04T05:10:01","slug":"can-we-use-a-dipole-source-with-a-single-frequency","status":"publish","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/can-we-use-a-dipole-source-with-a-single-frequency\/","title":{"rendered":"Can we use a dipole source with a single frequency?"},"content":{"rendered":"<p>&lt;p&gt;We are simulating a dipole assuming a single wavelength.&lt;\/p&gt;&lt;p&gt;According to the website, &ldquo;For single frequency simulations, simply set both the min and max wavelengths to the same value.&rdquo; In reality, a light source with a finite width is inserted.&lt;\/p&gt;&lt;p&gt;Assuming a single wavelength of 0.736um as shown in the picture, the spectrum on the wavelength axis on the right of the figure appears to have a FWHM of about 40 nm.&lt;\/p&gt;&lt;p&gt;What light source is this actually assuming?&lt;\/p&gt;&lt;p&gt;<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2024\/12\/04-12-2024-1733288909-screen .png\" alt=\"dipole setting\" width=\"313\" height=\"225\" \/>&lt;\/p&gt;<\/p>\n","protected":false},"template":"","class_list":["post-396189","topic","type-topic","status-publish","hentry"],"aioseo_notices":[],"acf":[],"custom_fields":[{"0":{"_bbp_forum_id":["27833"],"_bbp_topic_id":["396189"],"_bbp_subscription":["438245","473055"],"_bbp_author_ip":["133.3.201.93"],"_bbp_last_reply_id":["396333"],"_bbp_last_active_id":["396333"],"_bbp_last_active_time":["2024-12-04 22:24:10"],"_bbp_reply_count":["1"],"_bbp_reply_count_hidden":["0"],"_bbp_voice_count":["2"],"_bbp_engagement":["438245","473055"],"_btv_view_count":["190"],"_bbp_topic_status":["unanswered"],"_edit_lock":["1733340022:473055"],"_bbp_notification_enabled":["473055"]},"test":"daad922a1dc40e62d5191677c9df1b7775d37eb4"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/396189","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\/396189\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=396189"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}