{"id":373670,"date":"2024-07-25T18:08:17","date_gmt":"2024-07-25T18:08:17","guid":{"rendered":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/373670\/"},"modified":"2024-07-25T18:08:17","modified_gmt":"2024-07-25T18:08:17","slug":"373670","status":"publish","type":"reply","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/373670\/","title":{"rendered":"Reply To: Checking neff in FDE mode solutions &#8211; 3D Model"},"content":{"rendered":"<p>&lt;p&gt;So you want to get neff of the taper?&nbsp;&lt;\/p&gt;&lt;p&gt;you can use FDE, sweep the size of the waveguide cross section then you can get neff vs width or height. Make sure you use fixed mesh size and the change of the size is multiple of the mesh size.&lt;\/p&gt;&lt;p&gt;EME and FDTD are propagators, not for mode analysis.&lt;\/p&gt;&lt;p&gt;&nbsp;&lt;\/p&gt;<\/p>\n","protected":false},"template":"","class_list":["post-373670","reply","type-reply","status-publish","hentry"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.10 - aioseo.com -->\n\t<meta name=\"description\" content=\"So you want to get neff of the taper? you can use FDE, sweep the size of the waveguide cross section then you can get neff vs width or height. Make sure you use fixed mesh size and the change of the size is multiple of the mesh size.EME and FDTD are propagators, not for mode\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<link rel=\"canonical\" href=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/373670\/\" \/>\n\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 4.9.10\" \/>\n\t\t<meta property=\"og:locale\" content=\"en_US\" \/>\n\t\t<meta property=\"og:site_name\" content=\"Ansys Learning Forum | Ansys Innovation Space\" \/>\n\t\t<meta property=\"og:type\" content=\"article\" \/>\n\t\t<meta property=\"og:title\" content=\"Reply To: Checking neff in FDE mode solutions \u2013 3D Model | Ansys Learning Forum\" \/>\n\t\t<meta property=\"og:description\" content=\"So you want to get neff of the taper? you can use FDE, sweep the size of the waveguide cross section then you can get neff vs width or height. Make sure you use fixed mesh size and the change of the size is multiple of the mesh size.EME and FDTD are propagators, not for mode\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/373670\/\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2024-07-25T18:08:17+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2024-07-25T18:08:17+00:00\" \/>\n\t\t<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n\t\t<meta name=\"twitter:title\" content=\"Reply To: Checking neff in FDE mode solutions \u2013 3D Model | Ansys Learning Forum\" \/>\n\t\t<meta name=\"twitter:description\" content=\"So you want to get neff of the taper? you can use FDE, sweep the size of the waveguide cross section then you can get neff vs width or height. 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Make sure you use fixed mesh size and the change of the size is multiple of the mesh size.EME and FDTD are propagators, not for mode\",\"inLanguage\":\"en-US\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/#website\"},\"breadcrumb\":{\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/reply\\\/373670\\\/#breadcrumblist\"},\"datePublished\":\"2024-07-25T18:08:17+00:00\",\"dateModified\":\"2024-07-25T18:08:17+00:00\"},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/#website\",\"url\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/\",\"name\":\"Ansys Learning Forum\",\"description\":\"Ansys Innovation Space\",\"inLanguage\":\"en-US\",\"publisher\":{\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/#organization\"}}]}\n\t\t<\/script>\n\t\t<!-- All in One SEO -->\n\n","aioseo_head_json":{"title":"Reply To: Checking neff in FDE mode solutions \u2013 3D Model | Ansys Learning Forum","description":"So you want to get neff of the taper? you can use FDE, sweep the size of the waveguide cross section then you can get neff vs width or height. 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