{"id":362756,"date":"2024-04-17T16:48:32","date_gmt":"2024-04-17T16:48:32","guid":{"rendered":"\/forum\/forums\/reply\/362756\/"},"modified":"2024-04-17T16:48:32","modified_gmt":"2024-04-17T16:48:32","slug":"362756","status":"publish","type":"reply","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/362756\/","title":{"rendered":"Reply To: Effective indices of first two modes in SWG"},"content":{"rendered":"<p>&lt;p&gt;I do not understand why you change the wavelength range now. Please check.&lt;\/p&gt;&lt;p&gt;Now it has two bands. The other one may be real or fake, which will need you to identify.&lt;\/p&gt;&lt;p&gt;The First Brillouin zone gives you the max k vectors at the symmetry points. In other periodic structure with square lattice, the relative kx is from 0 to 0.5. However now it is waveguide so its range will be smaller.&nbsp;&lt;\/p&gt;&lt;p&gt;Please visit this link &nbsp;https:\/\/optics.ansys.com\/hc\/en-us\/sections\/360006919074-Photonic-crystals to check how to simulate the band structure (methodology).&lt;\/p&gt;&lt;p&gt;&nbsp;&lt;\/p&gt;<\/p>\n","protected":false},"template":"","class_list":["post-362756","reply","type-reply","status-publish","hentry"],"aioseo_notices":[],"acf":[],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/replies\/362756","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/replies"}],"about":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/types\/reply"}],"version-history":[{"count":0,"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/replies\/362756\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=362756"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}