{"id":367992,"date":"2024-05-22T06:21:04","date_gmt":"2024-05-22T06:21:04","guid":{"rendered":"\/forum\/forums\/topic\/for-bfast-light-source-the-reflectivity-swings-back-and-forth\/"},"modified":"2024-05-22T06:21:04","modified_gmt":"2024-05-22T06:21:04","slug":"for-bfast-light-source-the-reflectivity-swings-back-and-forth","status":"closed","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/for-bfast-light-source-the-reflectivity-swings-back-and-forth\/","title":{"rendered":"For bfast light source, the reflectivity swings back and forth"},"content":{"rendered":"<p>The model uses the bfast light source, the boundary condition is steep angle64 layer, the reflectivity shows as shown in the picture, swinging back and forth in different bands, and even there is a situation greater than 1. What may be the cause ?thanks.<\/p>\n<p><img decoding=\"async\" src=\"\/forum\/wp-content\/uploads\/sites\/2\/2024\/05\/22-05-2024-1716358838-fanfu.png\" alt=\"\"><\/p>\n","protected":false},"template":"","class_list":["post-367992","topic","type-topic","status-closed","hentry"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.10 - aioseo.com -->\n\t<meta name=\"description\" content=\"The model uses the bfast light source, the boundary condition is steep angle64 layer, the reflectivity shows as shown in the picture, swinging back and forth in different bands, and even there is a situation greater than 1. 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