{"id":2021,"date":"2026-05-08T03:28:50","date_gmt":"2026-05-08T03:28:50","guid":{"rendered":"https:\/\/www.xkh-ceramics.com\/?p=2021"},"modified":"2026-05-08T03:28:50","modified_gmt":"2026-05-08T03:28:50","slug":"silicon-carbide-sic-ceramics-in-the-semiconductor-industry-applications-properties-and-future-outlook","status":"publish","type":"post","link":"https:\/\/www.xkh-ceramics.com\/vi\/silicon-carbide-sic-ceramics-in-the-semiconductor-industry-applications-properties-and-future-outlook\/","title":{"rendered":"G\u1ed1m cacbua silic (SiC) trong ng\u00e0nh c\u00f4ng nghi\u1ec7p b\u00e1n d\u1eabn: \u1ee8ng d\u1ee5ng, t\u00ednh ch\u1ea5t v\u00e0 tri\u1ec3n v\u1ecdng t\u01b0\u01a1ng lai"},"content":{"rendered":"

G\u1ed1m cacbua silic (SiC) ng\u00e0y c\u00e0ng tr\u1edf n\u00ean quan tr\u1ecdng trong ng\u00e0nh c\u00f4ng nghi\u1ec7p b\u00e1n d\u1eabn nh\u1edd c\u00e1c t\u00ednh ch\u1ea5t nhi\u1ec7t, c\u01a1 h\u1ecdc, h\u00f3a h\u1ecdc v\u00e0 \u0111i\u1ec7n h\u1ecdc v\u01b0\u1ee3t tr\u1ed9i. Ngo\u00e0i vai tr\u00f2 l\u00e0 ch\u1ea5t n\u1ec1n b\u00e1n d\u1eabn khe n\u0103ng l\u01b0\u1ee3ng r\u1ed9ng cho c\u00e1c thi\u1ebft b\u1ecb c\u00f4ng su\u1ea5t, G\u1ed1m SiC <\/a>\u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng r\u1ed9ng r\u00e3i trong thi\u1ebft b\u1ecb s\u1ea3n xu\u1ea5t b\u00e1n d\u1eabn, \u0111\u00f3ng g\u00f3i v\u00e0 c\u00e1c h\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd nhi\u1ec7t. B\u00e0i vi\u1ebft n\u00e0y cung c\u1ea5p m\u1ed9t c\u00e1i nh\u00ecn t\u1ed5ng quan mang t\u00ednh khoa h\u1ecdc v\u1ec1 g\u1ed1m SiC trong c\u00e1c \u1ee9ng d\u1ee5ng b\u00e1n d\u1eabn, nh\u1ea5n m\u1ea1nh c\u00e1c vai tr\u00f2 ch\u1ee9c n\u0103ng ch\u00ednh, \u01b0u \u0111i\u1ec3m c\u1ee7a v\u1eadt li\u1ec7u, nh\u1eefng th\u00e1ch th\u1ee9c k\u1ef9 thu\u1eadt v\u00e0 \u0111\u1ecbnh h\u01b0\u1edbng ph\u00e1t tri\u1ec3n trong t\u01b0\u01a1ng lai.<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

1. Gi\u1edbi thi\u1ec7u<\/h2>\n\n\n\n

Vi\u1ec7c thu nh\u1ecf li\u00ean t\u1ee5c c\u00e1c thi\u1ebft b\u1ecb b\u00e1n d\u1eabn c\u00f9ng v\u1edbi nhu c\u1ea7u ng\u00e0y c\u00e0ng t\u0103ng v\u1ec1 m\u1eadt \u0111\u1ed9 c\u00f4ng su\u1ea5t cao h\u01a1n, thu nh\u1ecf k\u00edch th\u01b0\u1edbc v\u00e0 \u0111\u1ed9 tin c\u1eady v\u1ec1 nhi\u1ec7t \u0111\u00e3 \u0111\u1eb7t ra nh\u1eefng y\u00eau c\u1ea7u kh\u1eaft khe \u0111\u1ed1i v\u1edbi c\u00e1c v\u1eadt li\u1ec7u \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u1ea3 qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t thi\u1ebft b\u1ecb v\u00e0 \u0111\u00f3ng g\u00f3i. C\u00e1c v\u1eadt li\u1ec7u g\u1ed1m truy\u1ec1n th\u1ed1ng nh\u01b0 nh\u00f4m oxit (Al\u2082O\u2083) \u0111ang d\u1ea7n \u0111\u1ea1t \u0111\u1ebfn gi\u1edbi h\u1ea1n v\u1ec1 hi\u1ec7u su\u1ea5t trong c\u00e1c \u1ee9ng d\u1ee5ng ti\u00ean ti\u1ebfn.<\/p>\n\n\n\n

Trong b\u1ed1i c\u1ea3nh n\u00e0y, g\u1ed1m cacbua silic (SiC) \u0111\u00e3 tr\u1edf th\u00e0nh m\u1ed9t lo\u1ea1i v\u1eadt li\u1ec7u ti\u00ean ti\u1ebfn c\u00f3 vai tr\u00f2 then ch\u1ed1t, nh\u1edd s\u1ef1 k\u1ebft h\u1ee3p \u0111\u1ed9c \u0111\u00e1o gi\u1eefa \u0111\u1ed9 d\u1eabn nhi\u1ec7t cao, t\u00ednh tr\u01a1 h\u00f3a h\u1ecdc, \u0111\u1ed9 b\u1ec1n c\u01a1 h\u1ecdc v\u00e0 kh\u1ea3 n\u0103ng c\u00e1ch \u0111i\u1ec7n. Nh\u1eefng \u0111\u1eb7c t\u00ednh n\u00e0y gi\u00fap SiC \u0111\u1ea3m nh\u1eadn nhi\u1ec1u vai tr\u00f2 kh\u00e1c nhau trong chu\u1ed7i gi\u00e1 tr\u1ecb b\u00e1n d\u1eabn \u2014 t\u1eeb c\u00e1c b\u1ed9 ph\u1eadn c\u1ee7a thi\u1ebft b\u1ecb s\u1ea3n xu\u1ea5t \u0111\u1ebfn ch\u1ea5t n\u1ec1n thi\u1ebft b\u1ecb v\u00e0 v\u1eadt li\u1ec7u \u0111\u00f3ng g\u00f3i.<\/p>\n\n\n\n

2. C\u00e1c l\u0129nh v\u1ef1c \u1ee9ng d\u1ee5ng ch\u00ednh c\u1ee7a g\u1ed1m SiC trong ng\u00e0nh b\u00e1n d\u1eabn<\/h2>\n\n\n\n

2.1 C\u00e1c b\u1ed9 ph\u1eadn c\u1ee7a thi\u1ebft b\u1ecb s\u1ea3n xu\u1ea5t ch\u1ea5t b\u00e1n d\u1eabn<\/h3>\n\n\n\n

G\u1ed1m SiC \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong c\u00e1c m\u00f4i tr\u01b0\u1eddng gia c\u00f4ng kh\u1eafc nghi\u1ec7t nh\u01b0 kh\u1eafc plasma v\u00e0 l\u1eafng \u0111\u1ecdng h\u01a1i h\u00f3a h\u1ecdc (CVD). C\u00e1c b\u1ed9 ph\u1eadn \u0111i\u1ec3n h\u00ecnh bao g\u1ed3m:<\/p>\n\n\n\n

    \n
  • L\u1edbp l\u00f3t bu\u1ed3ng kh\u1eafc<\/li>\n\n\n\n
  • V\u00f2ng l\u1ea5y n\u00e9t<\/li>\n\n\n\n
  • Khay \u0111\u1ef1ng wafer v\u00e0 t\u1ea5m \u0111\u1ebf<\/li>\n\n\n\n
  • C\u00e1c b\u1ed9 ph\u1eadn \u0111\u00e1nh b\u00f3ng v\u00e0 m\u00e0i (l\u1edbp ph\u1ee7 CVD-SiC)<\/li>\n<\/ul>\n\n\n\n

    Nh\u1eefng \u01b0u \u0111i\u1ec3m ch\u00ednh:<\/strong><\/p>\n\n\n\n

      \n
    • \u0110\u1ed9 tinh khi\u1ebft cao v\u00e0 h\u00e0m l\u01b0\u1ee3ng t\u1ea1p ch\u1ea5t d\u1ea1ng h\u1ea1t th\u1ea5p<\/li>\n\n\n\n
    • Kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n do plasma v\u00e0 h\u00f3a ch\u1ea5t tuy\u1ec7t v\u1eddi<\/li>\n\n\n\n
    • \u0110\u1ed9 c\u1ee9ng cao v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n<\/li>\n\n\n\n
    • \u0110\u1ed9 \u1ed5n \u0111\u1ecbnh nhi\u1ec7t \u1edf nhi\u1ec7t \u0111\u1ed9 qu\u00e1 tr\u00ecnh c\u1ef1c cao<\/li>\n<\/ul>\n\n\n\n

      Nh\u1eefng \u0111\u1eb7c t\u00ednh n\u00e0y \u0111\u1ea3m b\u1ea3o tu\u1ed5i th\u1ecd cao v\u00e0 s\u1ef1 \u1ed5n \u0111\u1ecbnh c\u1ee7a quy tr\u00ecnh, t\u1eeb \u0111\u00f3 tr\u1ef1c ti\u1ebfp n\u00e2ng cao hi\u1ec7u su\u1ea5t s\u1ea3n xu\u1ea5t ch\u1ea5t b\u00e1n d\u1eabn.<\/p>\n\n\n\n

      2.2 \u0110\u00f3ng g\u00f3i chip v\u00e0 qu\u1ea3n l\u00fd nhi\u1ec7t<\/h3>\n\n\n\n

      Khi m\u1eadt \u0111\u1ed9 c\u00f4ng su\u1ea5t c\u1ee7a chip ng\u00e0y c\u00e0ng t\u0103ng, vi\u1ec7c t\u1ea3n nhi\u1ec7t tr\u1edf th\u00e0nh m\u1ed9t n\u00fat th\u1eaft c\u1ed5 chai quan tr\u1ecdng. G\u1ed1m SiC ng\u00e0y c\u00e0ng \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng r\u1ed9ng r\u00e3i trong:<\/p>\n\n\n\n

        \n
      • V\u1eadt li\u1ec7u n\u1ec1n cho b\u1ed9 t\u1ea3n nhi\u1ec7t<\/li>\n\n\n\n
      • L\u1edbp \u0111\u1ec7m<\/li>\n\n\n\n
      • V\u1eadt li\u1ec7u c\u1ea5u tr\u00fac giao di\u1ec7n nhi\u1ec7t<\/li>\n<\/ul>\n\n\n\n

        SiC c\u00f3 \u0111\u1ed9 d\u1eabn nhi\u1ec7t c\u1ef1c cao (l\u00ean t\u1edbi ~490 W\/m\u00b7K \u1edf m\u1ed9t s\u1ed1 d\u1ea1ng), cao h\u01a1n \u0111\u00e1ng k\u1ec3 so v\u1edbi g\u1ed1m alumina th\u00f4ng th\u01b0\u1eddng. Ngo\u00e0i ra, h\u1ec7 s\u1ed1 gi\u00e3n n\u1edf nhi\u1ec7t (CTE) c\u1ee7a n\u00f3 g\u1ea7n gi\u1ed1ng v\u1edbi silicon, gi\u00fap gi\u1ea3m \u1ee9ng su\u1ea5t nhi\u1ec7t trong qu\u00e1 tr\u00ecnh thay \u0111\u1ed5i nhi\u1ec7t \u0111\u1ed9 l\u1eb7p \u0111i l\u1eb7p l\u1ea1i.<\/p>\n\n\n\n

        S\u1ef1 k\u1ebft h\u1ee3p n\u00e0y gi\u00fap t\u0103ng c\u01b0\u1eddng:<\/p>\n\n\n\n

          \n
        • \u0110\u1ed9 tin c\u1eady c\u1ee7a g\u00f3i h\u00e0ng<\/li>\n\n\n\n
        • \u0110\u1ed9 \u1ed5n \u0111\u1ecbnh nhi\u1ec7t<\/li>\n\n\n\n
        • Tu\u1ed5i th\u1ecd thi\u1ebft b\u1ecb khi ho\u1ea1t \u0111\u1ed9ng \u1edf c\u00f4ng su\u1ea5t cao<\/li>\n<\/ul>\n\n\n\n

          2.3 Ch\u1ea5t n\u1ec1n \u0111\u00f3ng g\u00f3i b\u00e1n d\u1eabn c\u00f4ng su\u1ea5t<\/h3>\n\n\n\n

          G\u1ed1m SiC c\u0169ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0m v\u1eadt li\u1ec7u n\u1ec1n trong c\u00e1c c\u1ea5u tr\u00fac \u0111\u00f3ng g\u00f3i ti\u00ean ti\u1ebfn nh\u01b0:<\/p>\n\n\n\n

            \n
          • Ch\u1ea5t n\u1ec1n \u0111\u1ed3ng li\u00ean k\u1ebft tr\u1ef1c ti\u1ebfp (DBC)<\/li>\n\n\n\n
          • Ch\u1ea5t n\u1ec1n h\u00e0n kim lo\u1ea1i ho\u1ea1t t\u00ednh (AMB)<\/li>\n<\/ul>\n\n\n\n

            C\u00e1c \u01b0u \u0111i\u1ec3m bao g\u1ed3m:<\/strong><\/p>\n\n\n\n

              \n
            • \u0110\u1ed9 d\u1eabn nhi\u1ec7t cao<\/li>\n\n\n\n
            • \u0110\u1ed9 b\u1ec1n \u0111i\u1ec7n m\u00f4i cao<\/li>\n\n\n\n
            • \u0110\u1ed9 b\u1ec1n c\u01a1 h\u1ecdc tuy\u1ec7t v\u1eddi<\/li>\n\n\n\n
            • Kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch t\u1ed1t v\u1ec1 \u0111\u1ed9 gi\u00e3n n\u1edf nhi\u1ec7t v\u1edbi c\u00e1c chip b\u00e1n d\u1eabn<\/li>\n<\/ul>\n\n\n\n

              Nh\u1eefng t\u00ednh n\u0103ng n\u00e0y \u0111\u1eb7c bi\u1ec7t quan tr\u1ecdng trong c\u00e1c \u1ee9ng d\u1ee5ng \u0111i\u1ec7n t\u1eed c\u00f4ng su\u1ea5t nh\u01b0 xe \u0111i\u1ec7n, h\u1ec7 th\u1ed1ng n\u0103ng l\u01b0\u1ee3ng t\u00e1i t\u1ea1o v\u00e0 b\u1ed9 \u0111i\u1ec1u khi\u1ec3n c\u00f4ng nghi\u1ec7p.<\/p>\n\n\n\n

              2.4 SiC nh\u01b0 m\u1ed9t v\u1eadt li\u1ec7u n\u1ec1n b\u00e1n d\u1eabn<\/h3>\n\n\n\n

              Ngo\u00e0i \u1ee9ng d\u1ee5ng trong g\u1ed1m k\u1ebft c\u1ea5u, SiC c\u00f2n \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0m v\u1eadt li\u1ec7u b\u00e1n d\u1eabn tr\u1ef1c ti\u1ebfp d\u01b0\u1edbi d\u1ea1ng c\u00e1c t\u1ea5m wafer tinh th\u1ec3 \u0111\u01a1n 4H-SiC.<\/p>\n\n\n\n

              C\u00e1c t\u00ednh ch\u1ea5t v\u1eadt li\u1ec7u ch\u00ednh:<\/p>\n\n\n\n

                \n
              • Kho\u1ea3ng c\u00e1ch d\u1ea3i n\u0103ng l\u01b0\u1ee3ng r\u1ed9ng (~3,2 eV)<\/li>\n\n\n\n
              • \u0110i\u1ec7n tr\u01b0\u1eddng ph\u00e1 h\u1ee7y cao<\/li>\n\n\n\n
              • T\u1ed1c \u0111\u1ed9 b\u00e3o h\u00f2a \u0111i\u1ec7n t\u1eed cao<\/li>\n\n\n\n
              • \u0110\u1ed9 d\u1eabn nhi\u1ec7t cao<\/li>\n<\/ul>\n\n\n\n

                Nh\u1eefng \u0111\u1eb7c t\u00ednh n\u00e0y khi\u1ebfn SiC tr\u1edf th\u00e0nh v\u1eadt li\u1ec7u l\u00fd t\u01b0\u1edfng cho c\u00e1c thi\u1ebft b\u1ecb \u0111i\u1ec7n \u00e1p cao, t\u1ea7n s\u1ed1 cao v\u00e0 nhi\u1ec7t \u0111\u1ed9 cao nh\u01b0 MOSFET v\u00e0 \u0111i\u1ed1t Schottky.<\/p>\n\n\n\n

                3. Nh\u1eefng \u01b0u \u0111i\u1ec3m ch\u00ednh v\u1ec1 v\u1eadt li\u1ec7u c\u1ee7a g\u1ed1m SiC<\/h2>\n\n\n\n

                3.1 Hi\u1ec7u su\u1ea5t t\u1ea3n nhi\u1ec7t v\u01b0\u1ee3t tr\u1ed9i<\/h3>\n\n\n\n

                G\u1ed1m SiC c\u00f3 kh\u1ea3 n\u0103ng d\u1eabn nhi\u1ec7t v\u01b0\u1ee3t tr\u1ed9i, gi\u00fap t\u1ea3n nhi\u1ec7t hi\u1ec7u qu\u1ea3. Nh\u1edd h\u1ec7 s\u1ed1 gi\u00e3n n\u1edf nhi\u1ec7t t\u01b0\u01a1ng th\u00edch v\u1edbi silicon, SiC gi\u00fap gi\u1ea3m thi\u1ec3u \u1ee9ng su\u1ea5t nhi\u1ec7t v\u00e0 n\u00e2ng cao \u0111\u1ed9 tin c\u1eady c\u1ee7a h\u1ec7 th\u1ed1ng trong c\u00e1c m\u00f4i tr\u01b0\u1eddng c\u00f3 nhi\u1ec7t \u0111\u1ed9 thay \u0111\u1ed5i.<\/p>\n\n\n\n

                3.2 \u0110\u1ed9 \u1ed5n \u0111\u1ecbnh c\u01a1 h\u1ecdc v\u00e0 h\u00f3a h\u1ecdc cao<\/h3>\n\n\n\n
                  \n
                • \u0110\u1ed9 c\u1ee9ng v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n c\u1ef1c cao<\/li>\n\n\n\n
                • Kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n do plasma v\u00e0 \u0103n m\u00f2n h\u00f3a h\u1ecdc r\u1ea5t cao<\/li>\n\n\n\n
                • \u0110\u1ed9 \u1ed5n \u0111\u1ecbnh k\u1ebft c\u1ea5u trong \u0111i\u1ec1u ki\u1ec7n nhi\u1ec7t \u0111\u1ed9 cao v\u00e0 t\u1ea3i tr\u1ecdng c\u01a1 h\u1ecdc<\/li>\n<\/ul>\n\n\n\n

                  Nh\u1eefng \u0111\u1eb7c t\u00ednh n\u00e0y khi\u1ebfn SiC tr\u1edf th\u00e0nh v\u1eadt li\u1ec7u l\u00fd t\u01b0\u1edfng cho vi\u1ec7c s\u1eed d\u1ee5ng l\u00e2u d\u00e0i trong c\u00e1c bu\u1ed3ng x\u1eed l\u00fd b\u00e1n d\u1eabn v\u00e0 c\u00e1c thi\u1ebft b\u1ecb gia c\u00f4ng ch\u00ednh x\u00e1c.<\/p>\n\n\n\n

                  3.3 Kh\u1ea3 n\u0103ng c\u00e1ch \u0111i\u1ec7n<\/h3>\n\n\n\n

                  G\u1ed1m SiC c\u00f3 \u0111\u1ed9 tinh khi\u1ebft cao mang l\u1ea1i kh\u1ea3 n\u0103ng c\u00e1ch \u0111i\u1ec7n tuy\u1ec7t v\u1eddi, khi\u1ebfn ch\u00fang tr\u1edf th\u00e0nh v\u1eadt li\u1ec7u l\u00fd t\u01b0\u1edfng cho c\u00e1c ch\u1ea5t n\u1ec1n \u0111\u00f3ng g\u00f3i v\u00e0 c\u00e1c linh ki\u1ec7n c\u00e1ch ly trong c\u00e1c h\u1ec7 th\u1ed1ng \u0111i\u1ec7n t\u1eed.<\/p>\n\n\n\n

                  3.4 Ti\u1ec1m n\u0103ng trong c\u00e1c \u1ee9ng d\u1ee5ng t\u1ea7n s\u1ed1 cao<\/h3>\n\n\n\n

                  M\u1eb7c d\u00f9 trong nhi\u1ec1u tr\u01b0\u1eddng h\u1ee3p ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0m v\u1eadt li\u1ec7u k\u1ebft c\u1ea5u, nh\u01b0ng c\u00e1c t\u00ednh ch\u1ea5t v\u1ed1n c\u00f3 c\u1ee7a SiC c\u0169ng r\u1ea5t ph\u00f9 h\u1ee3p cho c\u00e1c \u1ee9ng d\u1ee5ng \u0111i\u1ec7n t\u1eed t\u1ea7n s\u1ed1 cao v\u00e0 c\u00f4ng su\u1ea5t l\u1edbn, \u0111\u1eb7c bi\u1ec7t l\u00e0 trong c\u00e1c h\u1ec7 th\u1ed1ng \u0111i\u1ec7n t\u1eed t\u1ea7n s\u1ed1 v\u00f4 tuy\u1ebfn (RF) v\u00e0 \u0111i\u1ec7n t\u1eed c\u00f4ng su\u1ea5t ti\u00ean ti\u1ebfn.<\/p>\n\n\n\n

                  4. Nh\u1eefng th\u00e1ch th\u1ee9c v\u1ec1 m\u1eb7t k\u1ef9 thu\u1eadt<\/h2>\n\n\n\n

                  M\u1eb7c d\u00f9 c\u00f3 nh\u1eefng \u01b0u \u0111i\u1ec3m, c\u00f4ng ngh\u1ec7 g\u1ed1m SiC v\u1eabn ph\u1ea3i \u0111\u1ed1i m\u1eb7t v\u1edbi m\u1ed9t s\u1ed1 r\u00e0o c\u1ea3n \u0111\u00e1ng k\u1ec3:<\/p>\n\n\n\n

                  4.1 \u0110\u1ed9 ph\u1ee9c t\u1ea1p v\u00e0 chi ph\u00ed s\u1ea3n xu\u1ea5t cao<\/h3>\n\n\n\n
                    \n
                  • Y\u00eau c\u1ea7u b\u1ed9t nguy\u00ean li\u1ec7u c\u00f3 \u0111\u1ed9 tinh khi\u1ebft c\u1ef1c cao<\/li>\n\n\n\n
                  • C\u00e1c quy tr\u00ecnh nung k\u1ebft \u1edf nhi\u1ec7t \u0111\u1ed9 cao<\/li>\n\n\n\n
                  • Y\u00eau c\u1ea7u nghi\u00eam ng\u1eb7t v\u1ec1 ki\u1ec3m so\u00e1t k\u00edch th\u01b0\u1edbc v\u00e0 x\u1eed l\u00fd sau gia c\u00f4ng<\/li>\n<\/ul>\n\n\n\n

                    Nh\u1eefng y\u1ebfu t\u1ed1 n\u00e0y d\u1eabn \u0111\u1ebfn chi ph\u00ed s\u1ea3n xu\u1ea5t cao, khi\u1ebfn vi\u1ec7c \u00e1p d\u1ee5ng tr\u00ean quy m\u00f4 l\u1edbn trong c\u00e1c \u1ee9ng d\u1ee5ng nh\u1ea1y c\u1ea3m v\u1ec1 chi ph\u00ed b\u1ecb h\u1ea1n ch\u1ebf.<\/p>\n\n\n\n

                    4.2 Kh\u00f3 gia c\u00f4ng<\/h3>\n\n\n\n

                    G\u1ed1m SiC c\u00f3 \u0111\u1ed9 c\u1ee9ng c\u1ef1c cao (th\u01b0\u1eddng >90 HRA), khi\u1ebfn vi\u1ec7c gia c\u00f4ng ch\u00fang tr\u1edf n\u00ean kh\u00f3 kh\u0103n v\u00e0 t\u1ed1n k\u00e9m. M\u1ee9c \u0111\u1ed9 m\u00f2n d\u1ee5ng c\u1ee5 r\u1ea5t nghi\u00eam tr\u1ecdng, v\u00e0 hi\u1ec7u su\u1ea5t gia c\u00f4ng th\u1ea5p, \u0111\u1eb7c bi\u1ec7t l\u00e0 \u0111\u1ed1i v\u1edbi c\u00e1c h\u00ecnh d\u1ea1ng ph\u1ee9c t\u1ea1p ho\u1eb7c c\u00e1c c\u1ea5u tr\u00fac c\u00f3 th\u00e0nh m\u1ecfng.<\/p>\n\n\n\n

                    \u0110i\u1ec1u n\u00e0y d\u1eabn \u0111\u1ebfn:<\/p>\n\n\n\n

                      \n
                    • Th\u1eddi gian s\u1ea3n xu\u1ea5t k\u00e9o d\u00e0i<\/li>\n\n\n\n
                    • Chi ph\u00ed khu\u00f4n m\u1eabu cao h\u01a1n<\/li>\n\n\n\n
                    • Hi\u1ec7u su\u1ea5t th\u1ea5p h\u01a1n \u0111\u1ed1i v\u1edbi c\u00e1c linh ki\u1ec7n ph\u1ee9c t\u1ea1p<\/li>\n<\/ul>\n\n\n\n

                      5. Xu h\u01b0\u1edbng ph\u00e1t tri\u1ec3n trong t\u01b0\u01a1ng lai<\/h2>\n\n\n\n

                      S\u1ef1 ph\u00e1t tri\u1ec3n trong t\u01b0\u01a1ng lai c\u1ee7a g\u1ed1m SiC trong l\u0129nh v\u1ef1c b\u00e1n d\u1eabn s\u1ebd t\u1eadp trung v\u00e0o vi\u1ec7c c\u00e2n b\u1eb1ng gi\u1eefa hi\u1ec7u su\u1ea5t, kh\u1ea3 n\u0103ng s\u1ea3n xu\u1ea5t v\u00e0 hi\u1ec7u qu\u1ea3 chi ph\u00ed. C\u00e1c h\u01b0\u1edbng \u0111i ch\u00ednh bao g\u1ed3m:<\/p>\n\n\n\n

                      5.1 K\u1ef9 thu\u1eadt v\u1eadt li\u1ec7u composite<\/h3>\n\n\n\n
                        \n
                      • V\u1eadt li\u1ec7u composite SiC gia c\u1ed1 b\u1eb1ng s\u1ee3i<\/li>\n\n\n\n
                      • C\u1ea5u tr\u00fac lai g\u1ed1m-kim lo\u1ea1i<\/li>\n<\/ul>\n\n\n\n

                        C\u00e1c ph\u01b0\u01a1ng ph\u00e1p n\u00e0y nh\u1eb1m m\u1ee5c \u0111\u00edch n\u00e2ng cao \u0111\u1ed9 d\u1ebbo dai v\u00e0 gi\u1ea3m \u0111\u1ed9 gi\u00f2n.<\/p>\n\n\n\n

                        5.2 C\u00f4ng ngh\u1ec7 t\u1ea1o h\u00ecnh v\u00e0 nung k\u1ebft ti\u00ean ti\u1ebfn<\/h3>\n\n\n\n
                          \n
                        • T\u1ed1i \u01b0u h\u00f3a qu\u00e1 tr\u00ecnh \u0111\u00fac gel<\/li>\n\n\n\n
                        • S\u1ea3n xu\u1ea5t gia c\u00f4ng (in 3D g\u1ed1m s\u1ee9)<\/li>\n\n\n\n
                        • Gi\u1ea3m co ng\u00f3t v\u00e0 ki\u1ec3m so\u00e1t bi\u1ebfn d\u1ea1ng<\/li>\n<\/ul>\n\n\n\n

                          Nh\u1eefng c\u1ea3i ti\u1ebfn n\u00e0y nh\u1eb1m m\u1ee5c \u0111\u00edch n\u00e2ng cao \u0111\u1ed9 ch\u00ednh x\u00e1c v\u00e0 gi\u1ea3m chi ph\u00ed x\u1eed l\u00fd sau s\u1ea3n xu\u1ea5t.<\/p>\n\n\n\n

                          5.3 T\u00e1i ch\u1ebf v\u00e0 t\u1ed1i \u01b0u h\u00f3a v\u00f2ng \u0111\u1eddi<\/h3>\n\n\n\n

                          Vi\u1ec7c thu h\u1ed3i v\u00e0 t\u00e1i s\u1eed d\u1ee5ng c\u00e1c linh ki\u1ec7n SiC t\u1eeb thi\u1ebft b\u1ecb b\u00e1n d\u1eabn s\u1ebd ng\u00e0y c\u00e0ng tr\u1edf n\u00ean quan tr\u1ecdng nh\u1eb1m gi\u1ea3m chi ph\u00ed v\u1eadt li\u1ec7u v\u00e0 t\u00e1c \u0111\u1ed9ng \u0111\u1ebfn m\u00f4i tr\u01b0\u1eddng.<\/p>\n\n\n\n

                          6. K\u1ebft lu\u1eadn<\/h2>\n\n\n\n

                          G\u1ed1m cacbua silic l\u00e0 m\u1ed9t trong nh\u1eefng v\u1eadt li\u1ec7u ti\u00ean ti\u1ebfn quan tr\u1ecdng nh\u1ea5t trong c\u00f4ng ngh\u1ec7 b\u00e1n d\u1eabn hi\u1ec7n \u0111\u1ea1i. S\u1ef1 k\u1ebft h\u1ee3p \u0111\u1ed9c \u0111\u00e1o gi\u1eefa c\u00e1c t\u00ednh ch\u1ea5t nhi\u1ec7t, c\u01a1 h\u1ecdc, h\u00f3a h\u1ecdc v\u00e0 \u0111i\u1ec7n c\u1ee7a ch\u00fang cho ph\u00e9p \u1ee9ng d\u1ee5ng trong nhi\u1ec1u l\u0129nh v\u1ef1c, t\u1eeb thi\u1ebft b\u1ecb s\u1ea3n xu\u1ea5t \u0111\u1ebfn \u0111\u00f3ng g\u00f3i thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed c\u00f4ng su\u1ea5t ti\u00ean ti\u1ebfn v\u00e0 ch\u1ea5t n\u1ec1n thi\u1ebft b\u1ecb.<\/p>\n\n\n\n

                          M\u1eb7c d\u00f9 v\u1eabn c\u00f2n nh\u1eefng th\u00e1ch th\u1ee9c v\u1ec1 chi ph\u00ed v\u00e0 kh\u1ea3 n\u0103ng gia c\u00f4ng, nh\u01b0ng nh\u1eefng \u0111\u1ed5i m\u1edbi li\u00ean t\u1ee5c trong l\u0129nh v\u1ef1c k\u1ef9 thu\u1eadt v\u1eadt li\u1ec7u v\u00e0 quy tr\u00ecnh s\u1ea3n xu\u1ea5t \u0111\u01b0\u1ee3c k\u1ef3 v\u1ecdng s\u1ebd th\u00fac \u0111\u1ea9y vi\u1ec7c \u1ee9ng d\u1ee5ng g\u1ed1m SiC trong ng\u00e0nh c\u00f4ng nghi\u1ec7p. V\u1ec1 l\u00e2u d\u00e0i, SiC s\u1ebd ti\u1ebfp t\u1ee5c \u0111\u00f3ng vai tr\u00f2 then ch\u1ed1t trong vi\u1ec7c n\u00e2ng cao hi\u1ec7u su\u1ea5t, hi\u1ec7u qu\u1ea3 v\u00e0 \u0111\u1ed9 tin c\u1eady c\u1ee7a c\u00e1c h\u1ec7 th\u1ed1ng b\u00e1n d\u1eabn.<\/p>","protected":false},"excerpt":{"rendered":"

                          Silicon carbide (SiC) ceramics have become increasingly important in the semiconductor industry due to their exceptional thermal, mechanical, chemical, and electrical properties. Beyond their role as wide-bandgap semiconductor substrates for power devices, SiC ceramics are widely used in semiconductor manufacturing equipment, packaging, and thermal management systems. This article provides a scientific overview of SiC ceramics […]<\/p>\n","protected":false},"author":1,"featured_media":2022,"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 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