{"id":197406,"date":"2025-10-09T16:09:56","date_gmt":"2025-10-09T16:09:56","guid":{"rendered":"https:\/\/innovationspace.ansys.com\/knowledge\/forums\/topic\/volume-holographic-grating\/"},"modified":"2025-10-09T16:10:06","modified_gmt":"2025-10-09T16:10:06","slug":"volume-holographic-grating","status":"publish","type":"topic","link":"https:\/\/innovationspace.ansys.com\/knowledge\/forums\/topic\/volume-holographic-grating\/","title":{"rendered":"Volume Holographic Grating"},"content":{"rendered":"<p>In this article, we demonstrate how to simulate Volume Holographic Gratings (VHG) with the RCWA solver. The modulation of the index of refraction presents a periodicity in the direction of propagation. This periodicity is exploited by the solver to accelerate the simulation of thick holograms.<br \/>\nRead the full article here: <a target=\"_blank\" href=\"https:\/\/optics.ansys.com\/hc\/en-us\/articles\/37118679173267\" rel=\"noopener\">https:\/\/optics.ansys.com\/hc\/en-us\/articles\/37118679173267<\/a><\/p>\n","protected":false},"template":"","class_list":["post-197406","topic","type-topic","status-publish","hentry","topic-tag-lumericalspeoszemax"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.10 - aioseo.com -->\n\t<meta name=\"description\" content=\"In this article, we demonstrate how to simulate Volume Holographic Gratings (VHG) with the RCWA solver. The modulation of the index of refraction presents a periodicity in the direction of propagation. This periodicity is exploited by the solver to accelerate the simulation of thick holograms. Read the full article here: https:\/\/optics.ansys.com\/hc\/en-us\/articles\/37118679173267\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<link rel=\"canonical\" href=\"https:\/\/innovationspace.ansys.com\/knowledge\/forums\/topic\/volume-holographic-grating\/\" \/>\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 Knowledge | Ansys Innovation Space\" \/>\n\t\t<meta property=\"og:type\" content=\"article\" \/>\n\t\t<meta property=\"og:title\" content=\"Volume Holographic Grating | Ansys Knowledge\" \/>\n\t\t<meta property=\"og:description\" content=\"In this article, we demonstrate how to simulate Volume Holographic Gratings (VHG) with the RCWA solver. The modulation of the index of refraction presents a periodicity in the direction of propagation. 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This periodicity is exploited by the solver to accelerate the simulation of thick holograms. 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