{"id":2383,"date":"2026-06-09T06:32:39","date_gmt":"2026-06-09T06:32:39","guid":{"rendered":"https:\/\/www.xkh-ceramics.com\/?p=2383"},"modified":"2026-06-09T06:37:51","modified_gmt":"2026-06-09T06:37:51","slug":"how-hbn-enables-the-development-of-next-generation-2d-materials","status":"publish","type":"post","link":"https:\/\/www.xkh-ceramics.com\/vi\/how-hbn-enables-the-development-of-next-generation-2d-materials\/","title":{"rendered":"C\u00e1ch hBN th\u00fac \u0111\u1ea9y s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a c\u00e1c v\u1eadt li\u1ec7u 2D th\u1ebf h\u1ec7 m\u1edbi"},"content":{"rendered":"<p class=\"wp-block-paragraph\">S\u1ef1 ph\u00e1t tri\u1ec3n nhanh ch\u00f3ng c\u1ee7a nghi\u00ean c\u1ee9u v\u1ec1 c\u00e1c v\u1eadt li\u1ec7u hai chi\u1ec1u (2D) \u0111\u00e3 m\u1edf ra nh\u1eefng h\u01b0\u1edbng \u0111i ho\u00e0n to\u00e0n m\u1edbi trong l\u0129nh v\u1ef1c \u0111i\u1ec7n t\u1eed, quang t\u1eed v\u00e0 c\u00f4ng ngh\u1ec7 l\u01b0\u1ee3ng t\u1eed. C\u00e1c v\u1eadt li\u1ec7u nh\u01b0 graphene, dichalcogenide kim lo\u1ea1i chuy\u1ec3n ti\u1ebfp (TMDs) v\u00e0 c\u00e1c tinh th\u1ec3 m\u1ecfng \u1edf c\u1ea5p \u0111\u1ed9 nguy\u00ean t\u1eed kh\u00e1c th\u1ec3 hi\u1ec7n nh\u1eefng t\u00ednh ch\u1ea5t phi th\u01b0\u1eddng, kh\u00e1c bi\u1ec7t c\u01a1 b\u1ea3n so v\u1edbi c\u00e1c v\u1eadt li\u1ec7u kh\u1ed1i t\u01b0\u01a1ng \u1ee9ng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Tuy nhi\u00ean, vi\u1ec7c hi\u1ec7n th\u1ef1c h\u00f3a c\u00e1c thi\u1ebft b\u1ecb 2D hi\u1ec7u su\u1ea5t cao tr\u00ean th\u1ef1c t\u1ebf kh\u00f4ng ch\u1ec9 ph\u1ee5 thu\u1ed9c v\u00e0o ch\u00ednh v\u1eadt li\u1ec7u ho\u1ea1t t\u00ednh, m\u00e0 c\u00f2n ph\u1ee5 thu\u1ed9c r\u1ea5t l\u1edbn v\u00e0o m\u00f4i tr\u01b0\u1eddng xung quanh. Trong b\u1ed1i c\u1ea3nh n\u00e0y, c\u00e1c tinh th\u1ec3 \u0111\u01a1n ch\u1ea5t nitrua bo l\u1ee5c gi\u00e1c (hBN) \u0111\u00e3 n\u1ed5i l\u00ean nh\u01b0 m\u1ed9t trong nh\u1eefng v\u1eadt li\u1ec7u n\u1ec1n t\u1ea3ng quan tr\u1ecdng nh\u1ea5t cho c\u00e1c h\u1ec7 th\u1ed1ng 2D th\u1ebf h\u1ec7 ti\u1ebfp theo.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/www.xkh-ceramics.com\/wp-content\/uploads\/2026\/06\/Device-Grade-hBN-Single-Crystal-for-2D-Materials-Graphene-Electronics-and-Deep-UV-Applications-5-1024x768.png\" alt=\"\" class=\"wp-image-2362\" srcset=\"https:\/\/www.xkh-ceramics.com\/wp-content\/uploads\/2026\/06\/Device-Grade-hBN-Single-Crystal-for-2D-Materials-Graphene-Electronics-and-Deep-UV-Applications-5-1024x768.png 1024w, https:\/\/www.xkh-ceramics.com\/wp-content\/uploads\/2026\/06\/Device-Grade-hBN-Single-Crystal-for-2D-Materials-Graphene-Electronics-and-Deep-UV-Applications-5-300x225.png 300w, https:\/\/www.xkh-ceramics.com\/wp-content\/uploads\/2026\/06\/Device-Grade-hBN-Single-Crystal-for-2D-Materials-Graphene-Electronics-and-Deep-UV-Applications-5-768x576.png 768w, https:\/\/www.xkh-ceramics.com\/wp-content\/uploads\/2026\/06\/Device-Grade-hBN-Single-Crystal-for-2D-Materials-Graphene-Electronics-and-Deep-UV-Applications-5-1536x1152.png 1536w, https:\/\/www.xkh-ceramics.com\/wp-content\/uploads\/2026\/06\/Device-Grade-hBN-Single-Crystal-for-2D-Materials-Graphene-Electronics-and-Deep-UV-Applications-5-16x12.png 16w, https:\/\/www.xkh-ceramics.com\/wp-content\/uploads\/2026\/06\/Device-Grade-hBN-Single-Crystal-for-2D-Materials-Graphene-Electronics-and-Deep-UV-Applications-5-600x450.png 600w, https:\/\/www.xkh-ceramics.com\/wp-content\/uploads\/2026\/06\/Device-Grade-hBN-Single-Crystal-for-2D-Materials-Graphene-Electronics-and-Deep-UV-Applications-5.png 2048w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Th\u00e1ch th\u1ee9c trong vi\u1ec7c ch\u1ebf t\u1ea1o c\u00e1c thi\u1ebft b\u1ecb t\u1eeb v\u1eadt li\u1ec7u 2D<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Kh\u00e1c v\u1edbi c\u00e1c ch\u1ea5t b\u00e1n d\u1eabn th\u00f4ng th\u01b0\u1eddng, c\u00e1c v\u1eadt li\u1ec7u 2D ch\u1ec9 d\u00e0y m\u1ed9t ho\u1eb7c v\u00e0i l\u1edbp nguy\u00ean t\u1eed. \u0110\u1ed9 m\u1ecfng c\u1ef1c \u0111\u1ed9 n\u00e0y khi\u1ebfn ch\u00fang r\u1ea5t nh\u1ea1y c\u1ea3m v\u1edbi c\u00e1c t\u00e1c \u0111\u1ed9ng b\u00ean ngo\u00e0i, bao g\u1ed3m:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0110\u1ed9 nh\u00e1m b\u1ec1 m\u1eb7t<\/li>\n\n\n\n<li>T\u1ea1p ch\u1ea5t mang \u0111i\u1ec7n t\u00edch<\/li>\n\n\n\n<li>\u00d4 nhi\u1ec5m m\u00f4i tr\u01b0\u1eddng<\/li>\n\n\n\n<li>Khi\u1ebfm khuy\u1ebft t\u1ea1i giao di\u1ec7n<\/li>\n\n\n\n<li>R\u1ed1i lo\u1ea1n \u0111i\u1ec7n m\u00f4i<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Ngay c\u1ea3 nh\u1eefng khuy\u1ebft t\u1eadt nh\u1ecf nh\u1ea5t t\u1ea1i b\u1ec1 m\u1eb7t ti\u1ebfp gi\u00e1p c\u0169ng c\u00f3 th\u1ec3 l\u00e0m suy gi\u1ea3m \u0111\u00e1ng k\u1ec3 \u0111\u1ed9 di \u0111\u1ed9ng c\u1ee7a ch\u1ea5t mang, ph\u1ea3n \u1ee9ng quang h\u1ecdc v\u00e0 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh t\u1ed5ng th\u1ec3 c\u1ee7a thi\u1ebft b\u1ecb.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Do \u0111\u00f3, s\u1ef1 th\u00e0nh c\u00f4ng c\u1ee7a c\u00f4ng ngh\u1ec7 v\u1eadt li\u1ec7u 2D ph\u1ee5 thu\u1ed9c r\u1ea5t l\u1edbn v\u00e0o vi\u1ec7c t\u00ecm ra m\u1ed9t v\u1eadt li\u1ec7u h\u1ed7 tr\u1ee3 v\u00e0 bao b\u1ecdc l\u00fd t\u01b0\u1edfng.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">hBN: M\u1ed9t ch\u1ea5t c\u00e1ch \u0111i\u1ec7n hai chi\u1ec1u \u0111\u1ed9c \u0111\u00e1o<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Nitrua bo l\u1ee5c gi\u00e1c (hBN) l\u00e0 m\u1ed9t v\u1eadt li\u1ec7u d\u1ea1ng l\u1edbp c\u00f3 c\u1ea5u tr\u00fac tinh th\u1ec3 t\u01b0\u01a1ng t\u1ef1 nh\u01b0 graphene, \u0111\u01b0\u1ee3c t\u1ea1o th\u00e0nh t\u1eeb c\u00e1c nguy\u00ean t\u1eed bo v\u00e0 nit\u01a1 xen k\u1ebd nhau trong m\u1ed9t m\u1ea1ng tinh th\u1ec3 l\u1ee5c gi\u00e1c.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Tuy nhi\u00ean, kh\u00e1c v\u1edbi graphene, hBN l\u00e0 m\u1ed9t ch\u1ea5t c\u00e1ch \u0111i\u1ec7n c\u00f3 kho\u1ea3ng c\u00e1ch d\u1ea3i n\u0103ng l\u01b0\u1ee3ng r\u1ed9ng (~6 eV), khi\u1ebfn n\u00f3 tr\u1edf n\u00ean tr\u01a1 v\u1ec1 m\u1eb7t \u0111i\u1ec7n t\u1eed \u0111\u1ed3ng th\u1eddi v\u1eabn duy tr\u00ec kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch c\u1ea5u tr\u00fac v\u01b0\u1ee3t tr\u1ed9i v\u1edbi c\u00e1c v\u1eadt li\u1ec7u 2D kh\u00e1c.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Khi \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t d\u01b0\u1edbi d\u1ea1ng <strong>tinh th\u1ec3 \u0111\u01a1n c\u1ea5p thi\u1ebft b\u1ecb<\/strong>, hBN mang l\u1ea1i m\u1ed9t s\u1ed1 \u01b0u \u0111i\u1ec3m n\u1ed5i b\u1eadt:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>B\u1ec1 m\u1eb7t ph\u1eb3ng \u1edf c\u1ea5p \u0111\u1ed9 nguy\u00ean t\u1eed<\/li>\n\n\n\n<li>M\u1eadt \u0111\u1ed9 b\u1eaby \u0111i\u1ec7n t\u00edch c\u1ef1c k\u1ef3 th\u1ea5p<\/li>\n\n\n\n<li>\u0110\u1ed9 \u1ed5n \u0111\u1ecbnh h\u00f3a h\u1ecdc cao<\/li>\n\n\n\n<li>Hi\u1ec7u su\u1ea5t \u0111i\u1ec7n m\u00f4i cao<\/li>\n\n\n\n<li>T\u00ednh t\u01b0\u01a1ng th\u00edch b\u1ec1 m\u1eb7t Van der Waals<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Nh\u1eefng \u0111\u1eb7c t\u00ednh n\u00e0y khi\u1ebfn hBN tr\u1edf th\u00e0nh v\u1eadt li\u1ec7u \u0111\u1eb7c bi\u1ec7t ph\u00f9 h\u1ee3p \u0111\u1ec3 h\u1ed7 tr\u1ee3 v\u00e0 b\u1ea3o v\u1ec7 c\u00e1c v\u1eadt li\u1ec7u 2D nh\u1ea1y c\u1ea3m.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Cung c\u1ea5p ch\u1ea5t n\u1ec1n ho\u00e0n h\u1ea3o \u1edf c\u1ea5p \u0111\u1ed9 nguy\u00ean t\u1eed<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed9t trong nh\u1eefng vai tr\u00f2 quan tr\u1ecdng nh\u1ea5t c\u1ee7a hBN trong nghi\u00ean c\u1ee9u v\u1eadt li\u1ec7u 2D l\u00e0 \u0111\u00f3ng vai tr\u00f2 l\u00e0m ch\u1ea5t n\u1ec1n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c ch\u1ea5t n\u1ec1n truy\u1ec1n th\u1ed1ng nh\u01b0 dioxit silic (SiO\u2082) g\u00e2y ra \u0111\u1ed9 nh\u00e1m b\u1ec1 m\u1eb7t v\u00e0 c\u00e1c t\u1ea1p ch\u1ea5t mang \u0111i\u1ec7n, t\u1eeb \u0111\u00f3 l\u00e0m gi\u00e1n \u0111o\u1ea1n qu\u00e1 tr\u00ecnh v\u1eadn chuy\u1ec3n \u0111i\u1ec7n t\u1eed trong c\u00e1c v\u1eadt li\u1ec7u c\u00f3 \u0111\u1ed9 d\u00e0y \u1edf c\u1ea5p \u0111\u1ed9 nguy\u00ean t\u1eed.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ng\u01b0\u1ee3c l\u1ea1i, c\u00e1c tinh th\u1ec3 \u0111\u01a1n hBN mang l\u1ea1i:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>M\u1ed9t b\u1ec1 m\u1eb7t nh\u1eb5n, c\u00f3 c\u1ea5u tr\u00fac m\u1ea1ng \u0111\u1ec1u \u0111\u1eb7n<\/li>\n\n\n\n<li>R\u1ed1i lo\u1ea1n t\u0129nh \u0111i\u1ec7n \u1edf m\u1ee9c t\u1ed1i thi\u1ec3u<\/li>\n\n\n\n<li>Gi\u1ea3m t\u00e1n x\u1ea1 phonon<\/li>\n\n\n\n<li>\u0110i\u1ec1u ki\u1ec7n giao di\u1ec7n tr\u01a1 v\u1ec1 m\u1eb7t h\u00f3a h\u1ecdc<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110i\u1ec1u n\u00e0y gi\u00fap c\u00e1c v\u1eadt li\u1ec7u 2D \u0111\u01b0\u1ee3c \u0111\u1eb7t tr\u00ean hBN v\u1eabn gi\u1eef \u0111\u01b0\u1ee3c c\u00e1c t\u00ednh ch\u1ea5t v\u1eadt l\u00fd v\u1ed1n c\u00f3 c\u1ee7a ch\u00fang v\u1edbi s\u1ef1 can thi\u1ec7p t\u1eeb b\u00ean ngo\u00e0i \u1edf m\u1ee9c t\u1ed1i thi\u1ec3u.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">T\u1ea1o ra c\u00e1c c\u1ea5u tr\u00fac d\u1ecb ch\u1ea5t Van der Waals<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed9t b\u01b0\u1edbc \u0111\u1ed9t ph\u00e1 quan tr\u1ecdng trong khoa h\u1ecdc v\u1eadt li\u1ec7u 2D ch\u00ednh l\u00e0 kh\u00e1i ni\u1ec7m v\u1ec1 <strong>c\u1ea5u tr\u00fac d\u1ecb ch\u1ea5t van der Waals<\/strong>, trong \u0111\u00f3 c\u00e1c l\u1edbp nguy\u00ean t\u1eed kh\u00e1c nhau \u0111\u01b0\u1ee3c x\u1ebfp ch\u1ed3ng l\u00ean nhau m\u00e0 kh\u00f4ng c\u1ea7n ph\u1ea3i kh\u1edbp m\u1ea1ng tinh th\u1ec3.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Trong ki\u1ebfn tr\u00fac n\u00e0y, hBN \u0111\u00f3ng vai tr\u00f2 trung t\u00e2m v\u1edbi t\u01b0 c\u00e1ch l\u00e0 m\u1ed9t th\u00e0nh ph\u1ea7n c\u1ea5u tr\u00fac \u0111a n\u0103ng:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>L\u1edbp n\u1ec1n d\u00f9ng trong ch\u1ebf t\u1ea1o thi\u1ebft b\u1ecb<\/li>\n\n\n\n<li>L\u1edbp bao b\u1ecdc nh\u1eb1m b\u1ea3o v\u1ec7 m\u00f4i tr\u01b0\u1eddng<\/li>\n\n\n\n<li>Mi\u1ebfng \u0111\u1ec7m \u0111i\u1ec7n m\u00f4i gi\u1eefa c\u00e1c l\u1edbp ho\u1ea1t \u0111\u1ed9ng<\/li>\n\n\n\n<li>R\u00e0o c\u1ea3n h\u1ea7m trong c\u00e1c thi\u1ebft b\u1ecb l\u01b0\u1ee3ng t\u1eed<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Do hBN t\u01b0\u01a1ng t\u00e1c v\u1edbi c\u00e1c l\u1edbp l\u00e2n c\u1eadn th\u00f4ng qua c\u00e1c l\u1ef1c van der Waals y\u1ebfu, n\u00ean n\u00f3 v\u1eeba duy tr\u00ec c\u1ea5u tr\u00fac \u0111i\u1ec7n t\u1eed c\u1ee7a c\u00e1c v\u1eadt li\u1ec7u li\u1ec1n k\u1ec1, v\u1eeba cung c\u1ea5p s\u1ef1 h\u1ed7 tr\u1ee3 v\u1ec1 m\u1eb7t c\u01a1 h\u1ecdc v\u00e0 \u0111i\u1ec7n m\u00f4i.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">T\u0103ng c\u01b0\u1eddng v\u1eadn chuy\u1ec3n \u0111i\u1ec7n t\u1eed trong c\u00e1c v\u1eadt li\u1ec7u 2D<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">T\u00e1c \u0111\u1ed9ng c\u1ee7a hBN \u0111\u1ed1i v\u1edbi hi\u1ec7u su\u1ea5t \u0111i\u1ec7n t\u1eed \u0111\u1eb7c bi\u1ec7t \u0111\u00e1ng k\u1ec3 trong graphene v\u00e0 c\u00e1c h\u1ec7 th\u1ed1ng c\u00f3 \u0111\u1ed9 di \u0111\u1ed9ng cao kh\u00e1c.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Khi c\u00e1c v\u1eadt li\u1ec7u 2D \u0111\u01b0\u1ee3c t\u00edch h\u1ee3p v\u1edbi c\u00e1c tinh th\u1ec3 \u0111\u01a1n hBN, c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u lu\u00f4n quan s\u00e1t th\u1ea5y:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>T\u0103ng c\u01b0\u1eddng t\u00ednh linh ho\u1ea1t c\u1ee7a nh\u00e0 m\u1ea1ng<\/li>\n\n\n\n<li>Gi\u1ea3m s\u1ef1 kh\u00f4ng \u0111\u1ed3ng nh\u1ea5t v\u1ec1 \u0111i\u1ec7n t\u00edch<\/li>\n\n\n\n<li>\u0110\u1ed9 \u0111\u1ed3ng \u0111\u1ec1u c\u1ee7a \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n \u0111\u01b0\u1ee3c c\u1ea3i thi\u1ec7n<\/li>\n\n\n\n<li>H\u00e0nh vi v\u1eadn chuy\u1ec3n l\u01b0\u1ee3ng t\u1eed \u0111\u01b0\u1ee3c t\u0103ng c\u01b0\u1eddng<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Nh\u1eefng c\u1ea3i ti\u1ebfn n\u00e0y xu\u1ea5t ph\u00e1t t\u1eeb vi\u1ec7c gi\u1ea3m thi\u1ec3u s\u1ef1 r\u1ed1i lo\u1ea1n v\u00e0 c\u00e1c c\u01a1 ch\u1ebf t\u00e1n x\u1ea1 t\u1ea1i b\u1ec1 m\u1eb7t ph\u00e2n c\u00e1ch.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">T\u1ea1o \u0111i\u1ec1u ki\u1ec7n cho c\u00e1c hi\u1ec7n t\u01b0\u1ee3ng l\u01b0\u1ee3ng t\u1eed trong c\u00e1c h\u1ec7 th\u1ed1ng 2D<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Ngo\u00e0i l\u0129nh v\u1ef1c \u0111i\u1ec7n t\u1eed truy\u1ec1n th\u1ed1ng, hBN c\u00f2n \u0111\u00f3ng vai tr\u00f2 then ch\u1ed1t trong vi\u1ec7c t\u1ea1o \u0111i\u1ec1u ki\u1ec7n cho c\u00e1c hi\u1ec7n t\u01b0\u1ee3ng l\u01b0\u1ee3ng t\u1eed xu\u1ea5t hi\u1ec7n trong c\u00e1c v\u1eadt li\u1ec7u 2D.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Nh\u1edd t\u1ea1o ra m\u1ed9t m\u00f4i tr\u01b0\u1eddng c\u1ef1c k\u1ef3 s\u1ea1ch v\u00e0 \u1ed5n \u0111\u1ecbnh, hBN cho ph\u00e9p c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u quan s\u00e1t v\u00e0 thao t\u00e1c:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Hi\u1ec7u \u1ee9ng Hall l\u01b0\u1ee3ng t\u1eed<\/li>\n\n\n\n<li>Si\u00eau m\u1ea1ng Moir\u00e9<\/li>\n\n\n\n<li>C\u00e1c tr\u1ea1ng th\u00e1i \u0111i\u1ec7n t\u1eed c\u00f3 t\u01b0\u01a1ng quan m\u1ea1nh<\/li>\n\n\n\n<li>C\u00e1c ch\u1ebf \u0111\u1ed9 v\u1eadn chuy\u1ec3n \u0111\u1ea1n \u0111\u1ea1o<\/li>\n\n\n\n<li>Hi\u1ec7n t\u01b0\u1ee3ng giao thoa l\u01b0\u1ee3ng t\u1eed \u0111\u1ed3ng pha<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Trong nhi\u1ec1u tr\u01b0\u1eddng h\u1ee3p, nh\u1eefng hi\u1ec7n t\u01b0\u1ee3ng n\u00e0y ch\u1ec9 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c quan s\u00e1t m\u1ed9t c\u00e1ch \u0111\u00e1ng tin c\u1eady khi s\u1eed d\u1ee5ng c\u00e1c tinh th\u1ec3 \u0111\u01a1n hBN ch\u1ea5t l\u01b0\u1ee3ng cao l\u00e0m l\u1edbp n\u1ec1n.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u01afu \u0111i\u1ec3m v\u1ec1 quang h\u1ecdc v\u00e0 quang t\u1eed<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Ngo\u00e0i c\u00e1c \u1ee9ng d\u1ee5ng \u0111i\u1ec7n t\u1eed, hBN c\u00f2n \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng trong l\u0129nh v\u1ef1c quang t\u1eed v\u00e0 quang \u0111i\u1ec7n t\u1eed.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c \u0111\u1eb7c t\u00ednh v\u1ed1n c\u00f3 c\u1ee7a n\u00f3 h\u1ed7 tr\u1ee3:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>S\u1ef1 lan truy\u1ec1n c\u1ee7a phonon-polariton<\/li>\n\n\n\n<li>Hi\u1ec7u \u1ee9ng giam gi\u1eef \u00e1nh s\u00e1ng \u1edf quy m\u00f4 nano<\/li>\n\n\n\n<li>Ph\u00e1t x\u1ea1 \u1edf r\u00eca d\u1ea3i tia c\u1ef1c t\u00edm s\u00e2u (~215 nm)<\/li>\n\n\n\n<li>M\u00f4i tr\u01b0\u1eddng quang h\u1ecdc \u1ed5n \u0111\u1ecbnh cho c\u00e1c b\u1ed9 ph\u00e1t 2D<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Nh\u1eefng \u0111\u1eb7c t\u00ednh n\u00e0y khi\u1ebfn hBN tr\u1edf th\u00e0nh m\u1ed9t v\u1eadt li\u1ec7u quan tr\u1ecdng trong l\u0129nh v\u1ef1c quang t\u1eed h\u1ecdc nano v\u00e0 k\u1ef9 thu\u1eadt quang h\u1ecdc ti\u00ean ti\u1ebfn.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">T\u1ea1i sao hBN c\u1ea5p thi\u1ebft b\u1ecb l\u1ea1i quan tr\u1ecdng<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c l\u1ee3i \u00edch v\u1ec1 hi\u1ec7u su\u1ea5t \u0111\u01b0\u1ee3c m\u00f4 t\u1ea3 \u1edf tr\u00ean ph\u1ee5 thu\u1ed9c r\u1ea5t nhi\u1ec1u v\u00e0o ch\u1ea5t l\u01b0\u1ee3ng tinh th\u1ec3. Kh\u00f4ng ph\u1ea3i t\u1ea5t c\u1ea3 c\u00e1c v\u1eadt li\u1ec7u hBN \u0111\u1ec1u ph\u00f9 h\u1ee3p cho c\u00e1c \u1ee9ng d\u1ee5ng 2D ti\u00ean ti\u1ebfn.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/www.xkh-ceramics.com\/vi\/san-pham\/device-grade-hexagonal-boron-nitride\/\">Tinh th\u1ec3 \u0111\u01a1n hBN c\u1ea5p thi\u1ebft b\u1ecb<\/a> c\u00f3 c\u00e1c \u0111\u1eb7c \u0111i\u1ec3m sau:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>C\u00e1c v\u00f9ng tinh th\u1ec3 \u0111\u01a1n l\u1edbn<\/li>\n\n\n\n<li>M\u1eadt \u0111\u1ed9 khuy\u1ebft t\u1eadt th\u1ea5p<\/li>\n\n\n\n<li>\u0110\u1ed9 b\u1ec1n \u0111i\u1ec7n m\u00f4i cao<\/li>\n\n\n\n<li>C\u00e1c b\u1eadc thang ph\u1eb3ng m\u1ecbn \u0111\u1ebfn c\u1ea5p \u0111\u1ed9 nguy\u00ean t\u1eed<\/li>\n\n\n\n<li>N\u1ed3ng \u0111\u1ed9 t\u1ea1p ch\u1ea5t t\u1ed1i thi\u1ec3u<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">BN \u0111a tinh th\u1ec3 c\u00f3 ch\u1ea5t l\u01b0\u1ee3ng th\u1ea5p h\u01a1n kh\u00f4ng th\u1ec3 mang l\u1ea1i hi\u1ec7u su\u1ea5t giao di\u1ec7n t\u01b0\u01a1ng t\u1ef1 v\u00e0 th\u01b0\u1eddng l\u00e0m h\u1ea1n ch\u1ebf hi\u1ec7u su\u1ea5t c\u1ee7a thi\u1ebft b\u1ecb.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">K\u1ebft lu\u1eadn<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Tinh th\u1ec3 \u0111\u01a1n nitrua bo l\u1ee5c gi\u00e1c (hBN) l\u00e0 v\u1eadt li\u1ec7u n\u1ec1n t\u1ea3ng cho c\u00e1c c\u00f4ng ngh\u1ec7 2D th\u1ebf h\u1ec7 m\u1edbi. Nh\u1edd t\u1ea1o ra m\u1ed9t m\u00f4i tr\u01b0\u1eddng m\u1ecbn \u1edf c\u1ea5p \u0111\u1ed9 nguy\u00ean t\u1eed, tr\u01a1 v\u1ec1 m\u1eb7t \u0111i\u1ec7n v\u00e0 \u1ed5n \u0111\u1ecbnh v\u1ec1 m\u1eb7t h\u00f3a h\u1ecdc, hBN gi\u00fap c\u00e1c v\u1eadt li\u1ec7u 2D ph\u00e1t huy t\u1ed1i \u0111a c\u00e1c t\u00ednh ch\u1ea5t v\u1eadt l\u00fd phi th\u01b0\u1eddng c\u1ee7a ch\u00fang.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">T\u1eeb c\u00e1c thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed graphene c\u00f3 \u0111\u1ed9 di \u0111\u1ed9ng cao \u0111\u1ebfn c\u00e1c c\u1ea5u tr\u00fac d\u1ecb ch\u1ea5t van der Waals ph\u1ee9c t\u1ea1p v\u00e0 c\u00e1c thi\u1ebft b\u1ecb l\u01b0\u1ee3ng t\u1eed m\u1edbi n\u1ed5i, hBN kh\u00f4ng ch\u1ec9 \u0111\u01a1n thu\u1ea7n l\u00e0 m\u1ed9t v\u1eadt li\u1ec7u h\u1ed7 tr\u1ee3 \u2014 n\u00f3 c\u00f2n l\u00e0 y\u1ebfu t\u1ed1 then ch\u1ed1t th\u00fac \u0111\u1ea9y s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a to\u00e0n b\u1ed9 h\u1ec7 sinh th\u00e1i v\u1eadt li\u1ec7u 2D.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00f9ng v\u1edbi s\u1ef1 ph\u00e1t tri\u1ec3n kh\u00f4ng ng\u1eebng c\u1ee7a nghi\u00ean c\u1ee9u v\u1ec1 c\u00e1c h\u1ec7 th\u1ed1ng c\u00f3 \u0111\u1ed9 d\u00e0y \u1edf c\u1ea5p \u0111\u1ed9 nguy\u00ean t\u1eed, t\u1ea7m quan tr\u1ecdng c\u1ee7a c\u00e1c tinh th\u1ec3 \u0111\u01a1n hBN \u0111\u1ea1t ti\u00eau chu\u1ea9n thi\u1ebft b\u1ecb s\u1ebd ng\u00e0y c\u00e0ng gia t\u0103ng.<\/p>","protected":false},"excerpt":{"rendered":"<p>The rapid expansion of two-dimensional (2D) materials research has opened entirely new directions in electronics, photonics, and quantum technologies. Materials such as graphene, transition metal dichalcogenides (TMDs), and other atomically thin crystals exhibit extraordinary properties that differ fundamentally from their bulk counterparts. However, the practical realization of high-performance 2D devices depends not only on the [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":2362,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[4],"tags":[711,697,718,704,705,708,727,712,700,701,707,702,709,710,713,714],"class_list":["post-2383","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-technical-insights","tag-2d-materials","tag-device-grade-hbn","tag-graphene","tag-graphene-electronics","tag-graphene-encapsulation","tag-graphene-substrate","tag-hbn","tag-hbn-single-crystal","tag-hexagonal-boron-nitride","tag-high-mobility-graphene","tag-quantum-devices","tag-quantum-electronics","tag-quantum-materials","tag-two-dimensional-materials","tag-van-der-waals-heterostructures","tag-van-der-waals-materials"],"_links":{"self":[{"href":"https:\/\/www.xkh-ceramics.com\/vi\/wp-json\/wp\/v2\/posts\/2383","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.xkh-ceramics.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.xkh-ceramics.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.xkh-ceramics.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.xkh-ceramics.com\/vi\/wp-json\/wp\/v2\/comments?post=2383"}],"version-history":[{"count":1,"href":"https:\/\/www.xkh-ceramics.com\/vi\/wp-json\/wp\/v2\/posts\/2383\/revisions"}],"predecessor-version":[{"id":2384,"href":"https:\/\/www.xkh-ceramics.com\/vi\/wp-json\/wp\/v2\/posts\/2383\/revisions\/2384"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.xkh-ceramics.com\/vi\/wp-json\/wp\/v2\/media\/2362"}],"wp:attachment":[{"href":"https:\/\/www.xkh-ceramics.com\/vi\/wp-json\/wp\/v2\/media?parent=2383"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.xkh-ceramics.com\/vi\/wp-json\/wp\/v2\/categories?post=2383"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.xkh-ceramics.com\/vi\/wp-json\/wp\/v2\/tags?post=2383"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}