{"id":8829,"date":"2026-04-14T15:13:54","date_gmt":"2026-04-14T07:13:54","guid":{"rendered":"https:\/\/www.sic-wafers.com\/?p=8829"},"modified":"2026-04-14T15:14:02","modified_gmt":"2026-04-14T07:14:02","slug":"silicon-carbide-substrate-materials-in-the-optical-field","status":"publish","type":"post","link":"https:\/\/www.sic-wafers.com\/vi\/silicon-carbide-substrate-materials-in-the-optical-field\/","title":{"rendered":"\u1ee8ng d\u1ee5ng v\u00e0 xu h\u01b0\u1edbng ph\u00e1t tri\u1ec3n c\u1ee7a v\u1eadt li\u1ec7u n\u1ec1n cacbua silic trong l\u0129nh v\u1ef1c quang h\u1ecdc"},"content":{"rendered":"<div style=\"margin-top: 0px; margin-bottom: 0px;\" class=\"sharethis-inline-share-buttons\" ><\/div>\n<h2 class=\"wp-block-heading\">1. Gi\u1edbi thi\u1ec7u<\/h2>\n\n\n\n<p>V\u1edbi s\u1ef1 ph\u00e1t tri\u1ec3n nhanh ch\u00f3ng c\u1ee7a c\u00e1c c\u00f4ng ngh\u1ec7 hi\u1ec3n th\u1ecb th\u1ef1c t\u1ebf t\u0103ng c\u01b0\u1eddng (AR) v\u00e0 tr\u00ed tu\u1ec7 nh\u00e2n t\u1ea1o (AI), c\u00e1c h\u1ec7 th\u1ed1ng quang h\u1ecdc \u0111ang ng\u00e0y c\u00e0ng tr\u1edf n\u00ean nh\u1eb9 h\u01a1n, c\u00f3 \u0111\u1ed9 ph\u00e2n gi\u1ea3i cao h\u01a1n v\u00e0 g\u00f3c nh\u00ecn (FOV) r\u1ed9ng h\u01a1n. Tuy nhi\u00ean, c\u00e1c v\u1eadt li\u1ec7u quang h\u1ecdc truy\u1ec1n th\u1ed1ng nh\u01b0 th\u1ee7y tinh quang h\u1ecdc v\u00e0 c\u00e1c ch\u1ea5t n\u1ec1n d\u1ef1a tr\u00ean polymer ng\u00e0y c\u00e0ng b\u1ecb h\u1ea1n ch\u1ebf b\u1edfi ch\u1ec9 s\u1ed1 kh\u00fac x\u1ea1 t\u01b0\u01a1ng \u0111\u1ed1i th\u1ea5p, kh\u1ea3 n\u0103ng qu\u1ea3n l\u00fd nhi\u1ec7t kh\u00f4ng \u0111\u1ee7 v\u00e0 ti\u1ec1m n\u0103ng t\u00edch h\u1ee3p c\u1ea5u tr\u00fac b\u1ecb gi\u1edbi h\u1ea1n.<\/p>\n\n\n\n<p>Trong b\u1ed1i c\u1ea3nh n\u00e0y, cacbua silic (SiC) \u2013 m\u1ed9t v\u1eadt li\u1ec7u b\u00e1n d\u1eabn c\u00f3 kho\u1ea3ng c\u00e1ch d\u1ea3i n\u0103ng l\u01b0\u1ee3ng r\u1ed9ng, ban \u0111\u1ea7u \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n cho l\u0129nh v\u1ef1c \u0111i\u1ec7n t\u1eed c\u00f4ng su\u1ea5t cao \u2013 \u0111ang thu h\u00fat s\u1ef1 ch\u00fa \u00fd trong c\u00e1c \u1ee9ng d\u1ee5ng quang h\u1ecdc v\u00e0 quang t\u1eed. S\u1ef1 k\u1ebft h\u1ee3p \u0111\u1ed9c \u0111\u00e1o gi\u1eefa c\u00e1c t\u00ednh ch\u1ea5t quang h\u1ecdc, nhi\u1ec7t v\u00e0 c\u01a1 h\u1ecdc c\u1ee7a n\u00f3 khi\u1ebfn SiC tr\u1edf th\u00e0nh m\u1ed9t \u1ee9ng c\u1eed vi\u00ean \u0111\u1ea7y h\u1ee9a h\u1eb9n cho c\u00e1c ch\u1ea5t n\u1ec1n quang h\u1ecdc th\u1ebf h\u1ec7 m\u1edbi, \u0111\u1eb7c bi\u1ec7t l\u00e0 trong c\u00e1c h\u1ec7 th\u1ed1ng hi\u1ec3n th\u1ecb AR d\u1ef1a tr\u00ean s\u00f3ng d\u1eabn v\u00e0 c\u00e1c linh ki\u1ec7n quang h\u1ecdc hi\u1ec7u su\u1ea5t cao.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img data-dominant-color=\"536272\" data-has-transparency=\"false\" style=\"--dominant-color: #536272;\" fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"683\" src=\"https:\/\/www.sic-wafers.com\/wp-content\/uploads\/2026\/04\/Applications-and-Development-Trends-of-Silicon-Carbide-Substrate-Materials-in-the-Optical-Field-1024x683.webp\" alt=\"\" class=\"wp-image-8832 not-transparent\" srcset=\"https:\/\/www.sic-wafers.com\/wp-content\/uploads\/2026\/04\/Applications-and-Development-Trends-of-Silicon-Carbide-Substrate-Materials-in-the-Optical-Field-1024x683.webp 1024w, https:\/\/www.sic-wafers.com\/wp-content\/uploads\/2026\/04\/Applications-and-Development-Trends-of-Silicon-Carbide-Substrate-Materials-in-the-Optical-Field-300x200.webp 300w, https:\/\/www.sic-wafers.com\/wp-content\/uploads\/2026\/04\/Applications-and-Development-Trends-of-Silicon-Carbide-Substrate-Materials-in-the-Optical-Field-768x512.webp 768w, https:\/\/www.sic-wafers.com\/wp-content\/uploads\/2026\/04\/Applications-and-Development-Trends-of-Silicon-Carbide-Substrate-Materials-in-the-Optical-Field-18x12.webp 18w, https:\/\/www.sic-wafers.com\/wp-content\/uploads\/2026\/04\/Applications-and-Development-Trends-of-Silicon-Carbide-Substrate-Materials-in-the-Optical-Field-600x400.webp 600w, https:\/\/www.sic-wafers.com\/wp-content\/uploads\/2026\/04\/Applications-and-Development-Trends-of-Silicon-Carbide-Substrate-Materials-in-the-Optical-Field.webp 1536w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">2. Nh\u1eefng \u01b0u \u0111i\u1ec3m ch\u00ednh v\u1ec1 m\u1eb7t quang h\u1ecdc v\u00e0 v\u1eadt l\u00fd c\u1ee7a cacbua silic<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">2.1 Ch\u1ec9 s\u1ed1 kh\u00fac x\u1ea1 cao<\/h3>\n\n\n\n<p>Cacbua silic c\u00f3 ch\u1ec9 s\u1ed1 kh\u00fac x\u1ea1 kho\u1ea3ng 2,6 trong d\u1ea3i b\u01b0\u1edbc s\u00f3ng nh\u00ecn th\u1ea5y \u0111\u01b0\u1ee3c, cao h\u01a1n \u0111\u00e1ng k\u1ec3 so v\u1edbi th\u1ee7y tinh quang h\u1ecdc th\u00f4ng th\u01b0\u1eddng (~1,5) v\u00e0 c\u00e1c v\u1eadt li\u1ec7u polymer.<\/p>\n\n\n\n<p>Trong c\u00e1c h\u1ec7 th\u1ed1ng d\u1eabn s\u00f3ng quang h\u1ecdc, ch\u1ec9 s\u1ed1 kh\u00fac x\u1ea1 l\u00e0 m\u1ed9t th\u00f4ng s\u1ed1 quan tr\u1ecdng quy\u1ebft \u0111\u1ecbnh \u0111i\u1ec1u ki\u1ec7n ph\u1ea3n x\u1ea1 to\u00e0n ph\u1ea7n b\u00ean trong v\u00e0 h\u00e0nh vi truy\u1ec1n d\u1eabn c\u1ee7a \u00e1nh s\u00e1ng. Ch\u1ec9 s\u1ed1 kh\u00fac x\u1ea1 cao h\u01a1n mang l\u1ea1i:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>G\u00f3c ph\u1ea3n x\u1ea1 to\u00e0n ph\u1ea7n r\u1ed9ng h\u01a1n<\/li>\n\n\n\n<li>Ti\u1ec1m n\u0103ng c\u1ee7a c\u00e1c thi\u1ebft k\u1ebf c\u00f3 g\u00f3c nh\u00ecn r\u1ed9ng h\u01a1n (FOV)<\/li>\n\n\n\n<li>C\u00e1c ki\u1ebfn tr\u00fac quang h\u1ecdc g\u1ecdn nh\u1eb9 h\u01a1n<\/li>\n\n\n\n<li>Hi\u1ec7u su\u1ea5t gh\u00e9p quang \u0111\u01b0\u1ee3c c\u1ea3i thi\u1ec7n<\/li>\n<\/ul>\n\n\n\n<p>Nh\u1eefng \u0111\u1eb7c t\u00ednh n\u00e0y khi\u1ebfn SiC tr\u1edf n\u00ean \u0111\u1eb7c bi\u1ec7t h\u1ea5p d\u1eabn \u0111\u1ed1i v\u1edbi c\u00e1c h\u1ec7 th\u1ed1ng \u1ed1ng d\u1eabn s\u00f3ng AR nh\u1ecf g\u1ecdn, n\u01a1i m\u00e0 h\u1ea1n ch\u1ebf v\u1ec1 kh\u00f4ng gian l\u00e0 y\u1ebfu t\u1ed1 then ch\u1ed1t.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">2.2 \u0110\u1ed9 d\u1eabn nhi\u1ec7t cao<\/h3>\n\n\n\n<p>Cacbua silic c\u00f3 \u0111\u1ed9 d\u1eabn nhi\u1ec7t c\u1ef1c cao, kho\u1ea3ng 490 W\/m\u00b7K, v\u01b0\u1ee3t xa so v\u1edbi c\u00e1c v\u1eadt li\u1ec7u quang h\u1ecdc truy\u1ec1n th\u1ed1ng.<\/p>\n\n\n\n<p>Trong c\u00e1c h\u1ec7 th\u1ed1ng quang h\u1ecdc v\u00e0 quang \u0111i\u1ec7n t\u1eed, \u0111\u1eb7c t\u00ednh n\u00e0y mang l\u1ea1i m\u1ed9t s\u1ed1 l\u1ee3i th\u1ebf:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>T\u1ea3n nhi\u1ec7t hi\u1ec7u qu\u1ea3 kh\u1ecfi c\u00e1c \u0111i\u1ec3m n\u00f3ng c\u1ee5c b\u1ed9<\/li>\n\n\n\n<li>T\u0103ng c\u01b0\u1eddng \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh nhi\u1ec7t c\u1ee7a c\u00e1c linh ki\u1ec7n quang h\u1ecdc<\/li>\n\n\n\n<li>Gi\u1ea3m nhu c\u1ea7u v\u1ec1 c\u00e1c h\u1ec7 th\u1ed1ng l\u00e0m m\u00e1t b\u00ean ngo\u00e0i ph\u1ee9c t\u1ea1p<\/li>\n\n\n\n<li>T\u00ednh t\u01b0\u01a1ng th\u00edch \u0111\u01b0\u1ee3c c\u1ea3i thi\u1ec7n cho c\u00e1c h\u1ec7 th\u1ed1ng hi\u1ec3n th\u1ecb c\u00f3 \u0111\u1ed9 s\u00e1ng cao<\/li>\n<\/ul>\n\n\n\n<p>Vi\u1ec7c qu\u1ea3n l\u00fd nhi\u1ec7t hi\u1ec7u qu\u1ea3 l\u00e0 y\u1ebfu t\u1ed1 thi\u1ebft y\u1ebfu \u0111\u1ed1i v\u1edbi c\u00e1c thi\u1ebft b\u1ecb AR nh\u1ecf g\u1ecdn, n\u01a1i c\u00e1c linh ki\u1ec7n quang h\u1ecdc v\u00e0 \u0111i\u1ec7n t\u1eed \u0111\u01b0\u1ee3c t\u00edch h\u1ee3p v\u1edbi m\u1eadt \u0111\u1ed9 cao.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">2.3 \u0110\u1ed9 c\u1ee9ng c\u01a1 h\u1ecdc cao v\u00e0 t\u00ednh \u1ed5n \u0111\u1ecbnh h\u00f3a h\u1ecdc<\/h3>\n\n\n\n<p>Cacbua silic c\u00f3 \u0111\u1ed9 c\u1ee9ng theo thang Mohs kho\u1ea3ng 9,2, khi\u1ebfn n\u00f3 tr\u1edf th\u00e0nh m\u1ed9t trong nh\u1eefng v\u1eadt li\u1ec7u k\u1ef9 thu\u1eadt c\u1ee9ng nh\u1ea5t. Ch\u1ea5t n\u00e0y c\u0169ng c\u00f3 t\u00ednh tr\u01a1 h\u00f3a h\u1ecdc cao v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng l\u1ea1i s\u1ef1 ph\u00e2n h\u1ee7y do t\u00e1c \u0111\u1ed9ng c\u1ee7a m\u00f4i tr\u01b0\u1eddng.<\/p>\n\n\n\n<p>Trong c\u00e1c \u1ee9ng d\u1ee5ng quang h\u1ecdc, nh\u1eefng \u0111\u1eb7c t\u00ednh n\u00e0y th\u1ec3 hi\u1ec7n qua:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Kh\u1ea3 n\u0103ng ch\u1ed1ng tr\u1ea7y x\u01b0\u1edbc b\u1ec1 m\u1eb7t cao<\/li>\n\n\n\n<li>\u0110\u1ed9 \u1ed5n \u0111\u1ecbnh b\u1ec1 m\u1eb7t quang h\u1ecdc l\u00e2u d\u00e0i<\/li>\n\n\n\n<li>Kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n h\u00f3a h\u1ecdc<\/li>\n\n\n\n<li>Kh\u1ea3 n\u0103ng th\u00edch \u1ee9ng v\u1edbi m\u00f4i tr\u01b0\u1eddng ho\u1ea1t \u0111\u1ed9ng kh\u1eafc nghi\u1ec7t<\/li>\n<\/ul>\n\n\n\n<p>Nh\u1eefng \u0111\u1eb7c t\u00ednh n\u00e0y khi\u1ebfn SiC tr\u1edf th\u00e0nh v\u1eadt li\u1ec7u l\u00fd t\u01b0\u1edfng \u0111\u1ec3 ch\u1ebf t\u1ea1o c\u00e1c c\u1eeda s\u1ed5 quang h\u1ecdc b\u1ec1n b\u1ec9 v\u00e0 c\u00e1c linh ki\u1ec7n quang t\u1eed c\u00f3 tu\u1ed5i th\u1ecd cao.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">2.4 \u0110\u1ed9 \u1ed5n \u0111\u1ecbnh nhi\u1ec7t v\u00e0 \u0111\u1ed9 b\u1ec1n c\u1ea5u tr\u00fac<\/h3>\n\n\n\n<p>Cacbua silic c\u00f3 \u0111i\u1ec3m n\u00f3ng ch\u1ea3y cao v\u00e0 h\u1ec7 s\u1ed1 gi\u00e3n n\u1edf nhi\u1ec7t th\u1ea5p, gi\u00fap v\u1eadt li\u1ec7u n\u00e0y duy tr\u00ec \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh v\u1ec1 k\u00edch th\u01b0\u1edbc v\u00e0 t\u00ednh ch\u1ea5t quang h\u1ecdc trong m\u1ed9t d\u1ea3i nhi\u1ec7t \u0111\u1ed9 r\u1ed9ng.<\/p>\n\n\n\n<p>\u0110i\u1ec1u n\u00e0y \u0111\u1eb7c bi\u1ec7t quan tr\u1ecdng trong c\u00e1c m\u00f4i tr\u01b0\u1eddng c\u00f3 s\u1ef1 dao \u0111\u1ed9ng nhi\u1ec7t \u0111\u1ed9 l\u1edbn, ch\u1eb3ng h\u1ea1n nh\u01b0 c\u00e1c thi\u1ebft b\u1ecb AR ngo\u00e0i tr\u1eddi ho\u1eb7c c\u00e1c h\u1ec7 th\u1ed1ng quang h\u1ecdc c\u00f4ng nghi\u1ec7p, n\u01a1i c\u1ea7n ph\u1ea3i gi\u1ea3m thi\u1ec3u t\u1ed1i \u0111a hi\u1ec7n t\u01b0\u1ee3ng m\u00e9o quang h\u1ecdc do nhi\u1ec7t g\u00e2y ra.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">3. C\u00e1c lo\u1ea1i ch\u1ea5t n\u1ec1n cacbua silic d\u00f9ng trong \u1ee9ng d\u1ee5ng quang h\u1ecdc<\/h2>\n\n\n\n<p>T\u1eeb g\u00f3c \u0111\u1ed9 \u0111i\u1ec7n v\u00e0 k\u1ebft c\u1ea5u, <a href=\"https:\/\/www.sic-wafers.com\/vi\/product-category\/sic-wafer\/\">ch\u1ea5t n\u1ec1n cacbua silic<\/a> th\u01b0\u1eddng \u0111\u01b0\u1ee3c ph\u00e2n lo\u1ea1i th\u00e0nh hai lo\u1ea1i ch\u00ednh:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Ch\u1ea5t n\u1ec1n SiC d\u1eabn \u0111i\u1ec7n<\/li>\n\n\n\n<li>Ch\u1ea5t n\u1ec1n SiC b\u00e1n c\u00e1ch \u0111i\u1ec7n<\/li>\n<\/ul>\n\n\n\n<p>\u0110\u1ed1i v\u1edbi c\u00e1c \u1ee9ng d\u1ee5ng quang h\u1ecdc v\u00e0 d\u1eabn s\u00f3ng, SiC b\u00e1n c\u00e1ch \u0111i\u1ec7n th\u01b0\u1eddng \u0111\u01b0\u1ee3c \u01b0a chu\u1ed9ng h\u01a1n do:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Gi\u1ea3m t\u1ed5n th\u1ea5t h\u1ea5p th\u1ee5 do s\u00f3ng mang t\u1ef1 do<\/li>\n\n\n\n<li>\u0110\u1ed9 \u0111\u1ed3ng \u0111\u1ec1u quang h\u1ecdc \u0111\u01b0\u1ee3c c\u1ea3i thi\u1ec7n<\/li>\n\n\n\n<li>Gi\u1ea3m thi\u1ec3u t\u00e1c \u0111\u1ed9ng c\u1ee7a nhi\u1ec5u \u0111i\u1ec7n t\u1eeb<\/li>\n\n\n\n<li>Kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch t\u1ed1t h\u01a1n v\u1edbi c\u00e1c c\u1ea5u tr\u00fac quang t\u1eed \u1edf quy m\u00f4 vi v\u00e0 nano<\/li>\n<\/ul>\n\n\n\n<p>Tuy nhi\u00ean, vi\u1ec7c s\u1ea3n xu\u1ea5t c\u00e1c t\u1ea5m n\u1ec1n SiC b\u00e1n d\u1eabn c\u00e1ch \u0111i\u1ec7n c\u00f3 \u0111\u1ed9 tinh khi\u1ebft cao v\u1eabn c\u00f2n nhi\u1ec1u th\u00e1ch th\u1ee9c v\u1ec1 m\u1eb7t k\u1ef9 thu\u1eadt, v\u00e0 n\u0103ng l\u1ef1c s\u1ea3n xu\u1ea5t to\u00e0n c\u1ea7u v\u1eabn c\u00f2n h\u1ea1n ch\u1ebf so v\u1edbi nhu c\u1ea7u ng\u00e0y c\u00e0ng t\u0103ng t\u1eeb c\u00e1c c\u00f4ng ngh\u1ec7 quang h\u1ecdc m\u1edbi n\u1ed5i.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">4. C\u00f4ng ngh\u1ec7 s\u1ea3n xu\u1ea5t v\u00e0 xu h\u01b0\u1edbng ph\u00e1t tri\u1ec3n c\u00f4ng nghi\u1ec7p<\/h2>\n\n\n\n<p>C\u00e1c tinh th\u1ec3 \u0111\u01a1n tinh th\u1ec3 cacbua silic th\u01b0\u1eddng \u0111\u01b0\u1ee3c nu\u00f4i c\u1ea5y b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p v\u1eadn chuy\u1ec3n h\u01a1i v\u1eadt l\u00fd (PVT). Qu\u00e1 tr\u00ecnh n\u00e0y bao g\u1ed3m vi\u1ec7c l\u00e0m bay h\u01a1i nguy\u00ean li\u1ec7u SiC c\u00f3 \u0111\u1ed9 tinh khi\u1ebft cao \u1edf nhi\u1ec7t \u0111\u1ed9 tr\u00ean 2000\u00b0C v\u00e0 t\u00e1i k\u1ebft tinh n\u00f3 tr\u00ean m\u1ed9t tinh th\u1ec3 h\u1ea1t gi\u1ed1ng d\u01b0\u1edbi s\u1ef1 ki\u1ec3m so\u00e1t ch\u1eb7t ch\u1ebd c\u1ee7a \u0111\u1ed9 d\u1ed1c nhi\u1ec7t.<\/p>\n\n\n\n<p>Thanh ph\u00f4i thu \u0111\u01b0\u1ee3c sau \u0111\u00f3 \u0111\u01b0\u1ee3c ch\u1ebf bi\u1ebfn th\u00e0nh c\u00e1c t\u1ea5m wafer th\u00f4ng qua c\u00e1c c\u00f4ng \u0111o\u1ea1n c\u1eaft l\u00e1t, m\u00e0i ph\u1eb3ng, \u0111\u00e1nh b\u00f3ng c\u01a1 h\u00f3a h\u1ecdc (CMP) v\u00e0 l\u00e0m s\u1ea1ch b\u1ec1 m\u1eb7t.<\/p>\n\n\n\n<p>\u0110\u1ed1i v\u1edbi c\u00e1c \u1ee9ng d\u1ee5ng quang h\u1ecdc, th\u01b0\u1eddng c\u1ea7n ph\u1ea3i th\u1ef1c hi\u1ec7n th\u00eam c\u00e1c c\u00f4ng \u0111o\u1ea1n gia c\u00f4ng b\u1ec1 m\u1eb7t si\u00eau ch\u00ednh x\u00e1c \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c \u0111\u1ed9 nh\u00e1m v\u00e0 \u0111\u1ed9 ph\u1eb3ng b\u1ec1 m\u1eb7t \u0111\u1ea1t ti\u00eau chu\u1ea9n quang h\u1ecdc.<\/p>\n\n\n\n<p>Trong nh\u1eefng n\u0103m g\u1ea7n \u0111\u00e2y, s\u1ef1 ph\u00e1t tri\u1ec3n v\u1ec1 k\u00edch th\u01b0\u1edbc wafer \u0111\u00e3 tu\u00e2n theo m\u1ed9t xu h\u01b0\u1edbng thu nh\u1ecf r\u00f5 r\u1ec7t:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>T\u1ea5m wafer 2 inch: nghi\u00ean c\u1ee9u v\u00e0 c\u00e1c \u1ee9ng d\u1ee5ng \u1edf giai \u0111o\u1ea1n \u0111\u1ea7u<\/li>\n\n\n\n<li>T\u1ea5m wafer 4 inch: s\u1ea3n xu\u1ea5t th\u1eed nghi\u1ec7m<\/li>\n\n\n\n<li>T\u1ea5m wafer 6 inch: d\u00f2ng s\u1ea3n ph\u1ea9m ch\u1ee7 l\u1ef1c trong ng\u00e0nh c\u00f4ng nghi\u1ec7p<\/li>\n\n\n\n<li>8 inch tr\u1edf l\u00ean: h\u01b0\u1edbng ph\u00e1t tri\u1ec3n quy m\u00f4 th\u1ebf h\u1ec7 m\u1edbi<\/li>\n<\/ul>\n\n\n\n<p>K\u00edch th\u01b0\u1edbc t\u1ea5m wafer l\u1edbn h\u01a1n gi\u00fap n\u00e2ng cao hi\u1ec7u qu\u1ea3 s\u1eed d\u1ee5ng nguy\u00ean li\u1ec7u, gi\u1ea3m chi ph\u00ed tr\u00ean m\u1ed7i thi\u1ebft b\u1ecb v\u00e0 th\u00fac \u0111\u1ea9y vi\u1ec7c ti\u00eau chu\u1ea9n h\u00f3a quy tr\u00ecnh trong to\u00e0n b\u1ed9 chu\u1ed7i cung \u1ee9ng.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">5. C\u00e1c \u1ee9ng d\u1ee5ng ti\u1ec1m n\u0103ng trong c\u00e1c h\u1ec7 th\u1ed1ng quang h\u1ecdc AR v\u00e0 AI<\/h2>\n\n\n\n<p>Trong c\u00e1c h\u1ec7 th\u1ed1ng quang h\u1ecdc AR, nh\u1eefng th\u00e1ch th\u1ee9c k\u1ef9 thu\u1eadt ch\u00ednh bao g\u1ed3m:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>M\u1edf r\u1ed9ng tr\u01b0\u1eddng nh\u00ecn trong kh\u00f4ng gian h\u1ea1n ch\u1ebf c\u1ee7a thi\u1ebft b\u1ecb<\/li>\n\n\n\n<li>Gi\u1ea3m \u0111\u1ed9 d\u00e0y v\u00e0 tr\u1ecdng l\u01b0\u1ee3ng c\u1ee7a m\u00f4-\u0111un quang h\u1ecdc<\/li>\n\n\n\n<li>N\u00e2ng cao hi\u1ec7u su\u1ea5t quang h\u1ecdc v\u00e0 \u0111\u1ed9 s\u00e1ng<\/li>\n\n\n\n<li>Qu\u1ea3n l\u00fd t\u1ea3i nhi\u1ec7t trong c\u00e1c c\u00f4ng tr\u00ecnh c\u00f3 quy m\u00f4 nh\u1ecf<\/li>\n<\/ul>\n\n\n\n<p>Cacbua silic mang l\u1ea1i nh\u1eefng gi\u1ea3i ph\u00e1p ti\u1ec1m n\u0103ng cho nh\u1eefng th\u00e1ch th\u1ee9c n\u00e0y nh\u1edd v\u00e0o c\u00e1c t\u00ednh ch\u1ea5t v\u1eadt li\u1ec7u t\u1ed5ng h\u1ee3p c\u1ee7a n\u00f3:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Chi\u1ebft su\u1ea5t cao cho ph\u00e9p thi\u1ebft k\u1ebf c\u00e1c \u1ed1ng d\u1eabn s\u00f3ng nh\u1ecf g\u1ecdn h\u01a1n v\u1edbi ti\u1ec1m n\u0103ng tr\u01b0\u1eddng nh\u00ecn r\u1ed9ng h\u01a1n<\/li>\n\n\n\n<li>\u0110\u1ed9 d\u1eabn nhi\u1ec7t cao gi\u00fap c\u1ea3i thi\u1ec7n \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh nhi\u1ec7t c\u1ee7a h\u1ec7 th\u1ed1ng<\/li>\n\n\n\n<li>\u0110\u1ed9 b\u1ec1n c\u01a1 h\u1ecdc cao gi\u00fap t\u0103ng c\u01b0\u1eddng \u0111\u1ed9 b\u1ec1n c\u1ee7a thi\u1ebft b\u1ecb<\/li>\n\n\n\n<li>T\u00ednh \u1ed5n \u0111\u1ecbnh h\u00f3a h\u1ecdc \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 tin c\u1eady l\u00e2u d\u00e0i trong m\u00f4i tr\u01b0\u1eddng<\/li>\n<\/ul>\n\n\n\n<p>Do \u0111\u00f3, SiC \u0111\u01b0\u1ee3c coi l\u00e0 v\u1eadt li\u1ec7u ti\u1ec1m n\u0103ng h\u00e0ng \u0111\u1ea7u cho c\u00e1c \u1ed1ng d\u1eabn s\u00f3ng quang th\u1ebf h\u1ec7 m\u1edbi v\u00e0 c\u00e1c n\u1ec1n t\u1ea3ng quang t\u1eed t\u00edch h\u1ee3p.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">6. Nh\u1eefng th\u00e1ch th\u1ee9c v\u00e0 \u0111\u1ecbnh h\u01b0\u1edbng ph\u00e1t tri\u1ec3n trong t\u01b0\u01a1ng lai<\/h2>\n\n\n\n<p>M\u1eb7c d\u00f9 c\u00f3 nh\u1eefng \u01b0u \u0111i\u1ec3m, vi\u1ec7c \u1ee9ng d\u1ee5ng r\u1ed9ng r\u00e3i cacbua silic trong c\u00e1c h\u1ec7 th\u1ed1ng quang h\u1ecdc v\u1eabn c\u00f2n ph\u1ea3i \u0111\u1ed1i m\u1eb7t v\u1edbi m\u1ed9t s\u1ed1 th\u00e1ch th\u1ee9c:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>S\u1ef1 khan hi\u1ebfm c\u1ee7a c\u00e1c ch\u1ea5t n\u1ec1n b\u00e1n c\u00e1ch \u0111i\u1ec7n<\/li>\n\n\n\n<li>Chi ph\u00ed s\u1ea3n xu\u1ea5t cao so v\u1edbi c\u00e1c v\u1eadt li\u1ec7u quang h\u1ecdc truy\u1ec1n th\u1ed1ng<\/li>\n\n\n\n<li>Kh\u00f3 kh\u0103n trong vi\u1ec7c ki\u1ec3m so\u00e1t c\u00e1c khuy\u1ebft t\u1eadt tinh th\u1ec3 tr\u00ean c\u00e1c t\u1ea5m wafer c\u00f3 \u0111\u01b0\u1eddng k\u00ednh l\u1edbn<\/li>\n\n\n\n<li>Y\u00eau c\u1ea7u \u0111\u1ed1i v\u1edbi gia c\u00f4ng b\u1ec1 m\u1eb7t quang h\u1ecdc si\u00eau ch\u00ednh x\u00e1c<\/li>\n<\/ul>\n\n\n\n<p>C\u00e1c h\u01b0\u1edbng ph\u00e1t tri\u1ec3n trong t\u01b0\u01a1ng lai c\u00f3 th\u1ec3 bao g\u1ed3m:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>M\u1edf r\u1ed9ng quy m\u00f4 sang c\u00e1c t\u1ea5m wafer c\u00f3 \u0111\u01b0\u1eddng k\u00ednh l\u1edbn h\u01a1n (8 inch tr\u1edf l\u00ean)<\/li>\n\n\n\n<li>Ki\u1ec3m so\u00e1t t\u1ed1t h\u01a1n m\u1eadt \u0111\u1ed9 khuy\u1ebft t\u1eadt v\u00e0 \u0111\u1ed9 tinh khi\u1ebft<\/li>\n\n\n\n<li>C\u00e1c k\u1ef9 thu\u1eadt \u0111\u00e1nh b\u00f3ng v\u00e0 x\u1eed l\u00fd b\u1ec1 m\u1eb7t ti\u00ean ti\u1ebfn \u0111\u1ea1t ti\u00eau chu\u1ea9n quang h\u1ecdc<\/li>\n\n\n\n<li>T\u00edch h\u1ee3p v\u1edbi c\u00e1c c\u1ea5u tr\u00fac nano-quang t\u1eed v\u00e0 si\u00eau b\u1ec1 m\u1eb7t<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">7. K\u1ebft lu\u1eadn<\/h2>\n\n\n\n<p>Cacbua silic l\u00e0 m\u1ed9t v\u1eadt li\u1ec7u khe n\u0103ng l\u01b0\u1ee3ng r\u1ed9ng \u0111a ch\u1ee9c n\u0103ng, \u0111ang chuy\u1ec3n t\u1eeb l\u0129nh v\u1ef1c \u0111i\u1ec7n t\u1eed c\u00f4ng su\u1ea5t truy\u1ec1n th\u1ed1ng sang c\u00e1c \u1ee9ng d\u1ee5ng quang h\u1ecdc v\u00e0 quang t\u1eed m\u1edbi n\u1ed5i. S\u1ef1 k\u1ebft h\u1ee3p gi\u1eefa ch\u1ec9 s\u1ed1 kh\u00fac x\u1ea1 cao, \u0111\u1ed9 d\u1eabn nhi\u1ec7t tuy\u1ec7t v\u1eddi, \u0111\u1ed9 b\u1ec1n c\u01a1 h\u1ecdc v\u00e0 t\u00ednh \u1ed5n \u0111\u1ecbnh m\u00f4i tr\u01b0\u1eddng khi\u1ebfn v\u1eadt li\u1ec7u n\u00e0y tr\u1edf th\u00e0nh m\u1ed9t \u1ee9ng c\u1eed vi\u00ean s\u00e1ng gi\u00e1 cho c\u00e1c ch\u1ea5t n\u1ec1n quang h\u1ecdc th\u1ebf h\u1ec7 m\u1edbi.<\/p>\n\n\n\n<p>M\u1eb7c d\u00f9 v\u1eabn c\u00f2n nh\u1eefng th\u00e1ch th\u1ee9c v\u1ec1 chi ph\u00ed, ngu\u1ed3n cung nguy\u00ean li\u1ec7u v\u00e0 c\u00f4ng ngh\u1ec7 ch\u1ebf bi\u1ebfn, nh\u01b0ng nh\u1eefng ti\u1ebfn b\u1ed9 li\u00ean t\u1ee5c trong l\u0129nh v\u1ef1c nu\u00f4i c\u1ea5y tinh th\u1ec3 v\u00e0 s\u1ea3n xu\u1ea5t t\u1ea5m wafer \u0111\u01b0\u1ee3c k\u1ef3 v\u1ecdng s\u1ebd m\u1edf r\u1ed9ng vai tr\u00f2 c\u1ee7a c\u00f4ng ngh\u1ec7 n\u00e0y trong c\u00e1c m\u00e0n h\u00ecnh th\u1ef1c t\u1ebf t\u0103ng c\u01b0\u1eddng (AR), \u1ed1ng d\u1eabn s\u00f3ng quang h\u1ecdc v\u00e0 c\u00e1c h\u1ec7 th\u1ed1ng quang t\u1eed hi\u1ec7u su\u1ea5t cao trong nh\u1eefng n\u0103m t\u1edbi.<\/p>","protected":false},"excerpt":{"rendered":"<p>1. Introduction With the rapid development of augmented reality (AR) and artificial intelligence (AI) display technologies, optical systems are evolving toward lighter weight, higher resolution, and wider field of view (FOV). However, conventional optical materials such as optical glass and polymer-based substrates are increasingly limited by relatively low refractive index, insufficient thermal management capability, and [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":8832,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_uag_custom_page_level_css":"","footnotes":""},"categories":[12,27],"tags":[2254,2245,1990,2252,2250,1837,2247,2253,2248,2255,1995,2249,2251,2256,2244,2246],"class_list":["post-8829","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news","category-companynews","tag-advanced-optical-materials","tag-ar-waveguide-materials","tag-high-refractive-index-materials","tag-high-temperature-optical-materials","tag-optical-waveguide-substrate","tag-optoelectronic-materials","tag-photonic-materials-sic","tag-semiconductor-optical-applications","tag-sic-for-ar-glasses","tag-sic-in-photonics","tag-sic-optical-applications","tag-sic-optical-substrate","tag-sic-refractive-index","tag-sic-thermal-conductivity-optics","tag-silicon-carbide-optics","tag-wide-bandgap-semiconductor-optics"],"acf":[],"uagb_featured_image_src":{"full":["https:\/\/www.sic-wafers.com\/wp-content\/uploads\/2026\/04\/Applications-and-Development-Trends-of-Silicon-Carbide-Substrate-Materials-in-the-Optical-Field.webp",1536,1024,false],"thumbnail":["https:\/\/www.sic-wafers.com\/wp-content\/uploads\/2026\/04\/Applications-and-Development-Trends-of-Silicon-Carbide-Substrate-Materials-in-the-Optical-Field-150x150.webp",150,150,true],"medium":["https:\/\/www.sic-wafers.com\/wp-content\/uploads\/2026\/04\/Applications-and-Development-Trends-of-Silicon-Carbide-Substrate-Materials-in-the-Optical-Field-300x200.webp",300,200,true],"medium_large":["https:\/\/www.sic-wafers.com\/wp-content\/uploads\/2026\/04\/Applications-and-Development-Trends-of-Silicon-Carbide-Substrate-Materials-in-the-Optical-Field-768x512.webp",768,512,true],"large":["https:\/\/www.sic-wafers.com\/wp-content\/uploads\/2026\/04\/Applications-and-Development-Trends-of-Silicon-Carbide-Substrate-Materials-in-the-Optical-Field-1024x683.webp",800,534,true],"1536x1536":["https:\/\/www.sic-wafers.com\/wp-content\/uploads\/2026\/04\/Applications-and-Development-Trends-of-Silicon-Carbide-Substrate-Materials-in-the-Optical-Field.webp",1536,1024,false],"2048x2048":["https:\/\/www.sic-wafers.com\/wp-content\/uploads\/2026\/04\/Applications-and-Development-Trends-of-Silicon-Carbide-Substrate-Materials-in-the-Optical-Field.webp",1536,1024,false],"trp-custom-language-flag":["https:\/\/www.sic-wafers.com\/wp-content\/uploads\/2026\/04\/Applications-and-Development-Trends-of-Silicon-Carbide-Substrate-Materials-in-the-Optical-Field-18x12.webp",18,12,true],"woocommerce_thumbnail":["https:\/\/www.sic-wafers.com\/wp-content\/uploads\/2026\/04\/Applications-and-Development-Trends-of-Silicon-Carbide-Substrate-Materials-in-the-Optical-Field-300x300.webp",300,300,true],"woocommerce_single":["https:\/\/www.sic-wafers.com\/wp-content\/uploads\/2026\/04\/Applications-and-Development-Trends-of-Silicon-Carbide-Substrate-Materials-in-the-Optical-Field-600x400.webp",600,400,true],"woocommerce_gallery_thumbnail":["https:\/\/www.sic-wafers.com\/wp-content\/uploads\/2026\/04\/Applications-and-Development-Trends-of-Silicon-Carbide-Substrate-Materials-in-the-Optical-Field-100x100.webp",100,100,true]},"uagb_author_info":{"display_name":"lydia","author_link":"https:\/\/www.sic-wafers.com\/vi\/author\/lydia\/"},"uagb_comment_info":0,"uagb_excerpt":"1. Introduction With the rapid development of augmented reality (AR) and artificial intelligence (AI) display technologies, optical systems are evolving toward lighter weight, higher resolution, and wider field of view (FOV). However, conventional optical materials such as optical glass and polymer-based substrates are increasingly limited by relatively low refractive index, insufficient thermal management capability, and&hellip;","_links":{"self":[{"href":"https:\/\/www.sic-wafers.com\/vi\/wp-json\/wp\/v2\/posts\/8829","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.sic-wafers.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.sic-wafers.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.sic-wafers.com\/vi\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.sic-wafers.com\/vi\/wp-json\/wp\/v2\/comments?post=8829"}],"version-history":[{"count":1,"href":"https:\/\/www.sic-wafers.com\/vi\/wp-json\/wp\/v2\/posts\/8829\/revisions"}],"predecessor-version":[{"id":8833,"href":"https:\/\/www.sic-wafers.com\/vi\/wp-json\/wp\/v2\/posts\/8829\/revisions\/8833"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.sic-wafers.com\/vi\/wp-json\/wp\/v2\/media\/8832"}],"wp:attachment":[{"href":"https:\/\/www.sic-wafers.com\/vi\/wp-json\/wp\/v2\/media?parent=8829"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.sic-wafers.com\/vi\/wp-json\/wp\/v2\/categories?post=8829"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.sic-wafers.com\/vi\/wp-json\/wp\/v2\/tags?post=8829"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}