{"id":2357,"date":"2026-06-09T03:16:56","date_gmt":"2026-06-09T03:16:56","guid":{"rendered":"https:\/\/www.xkh-ceramics.com\/?post_type=product&p=2357"},"modified":"2026-06-09T03:26:48","modified_gmt":"2026-06-09T03:26:48","slug":"device-grade-hexagonal-boron-nitride","status":"publish","type":"product","link":"https:\/\/www.xkh-ceramics.com\/cs\/product\/device-grade-hexagonal-boron-nitride\/","title":{"rendered":"Monokrystal hexagon\u00e1ln\u00edho nitridu boru (hBN) v kvalit\u011b pro elektronick\u00e1 za\u0159\u00edzen\u00ed pro pokro\u010dilou 2D elektroniku a kvantov\u00e9 materi\u00e1ly"},"content":{"rendered":"

Monokrystal hexagon\u00e1ln\u00edho nitridu boru (hBN) v kvalit\u011b pro elektronick\u00e1 za\u0159\u00edzen\u00ed je vrstven\u00fd krystalick\u00fd materi\u00e1l nejvy\u0161\u0161\u00ed kvality, vyvinut\u00fd pro elektronick\u00e9, fotonick\u00e9 a kvantov\u00e9 technologie nov\u00e9 generace. Tyto monokrystaly o velikosti v \u0159\u00e1du milimetr\u016f, vyr\u00e1b\u011bn\u00e9 pomoc\u00ed patentovan\u00e9ho procesu r\u016fstu krystal\u016f za atmosf\u00e9rick\u00e9ho tlaku, vykazuj\u00ed v\u00fdjime\u010dnou struktur\u00e1ln\u00ed integritu, n\u00edzkou hustotu defekt\u016f a vynikaj\u00edc\u00ed dielektrick\u00e9 a optick\u00e9 vlastnosti.<\/p>\n

Jako jeden z nejd\u016fle\u017eit\u011bj\u0161\u00edch van der Waalsov\u00fdch materi\u00e1l\u016f slou\u017e\u00ed hBN jako ide\u00e1ln\u00ed substr\u00e1t a zapouzd\u0159ovac\u00ed vrstva pro grafen a dal\u0161\u00ed dvourozm\u011brn\u00e9 materi\u00e1ly. D\u00edky sv\u00e9mu atomov\u011b rovn\u00e9mu povrchu, chemick\u00e9 inertnosti a \u0161irok\u00e9 energetick\u00e9 meze\u0159e je nepostradateln\u00fd p\u0159i v\u00fdrob\u011b vysoce v\u00fdkonn\u00fdch elektronick\u00fdch za\u0159\u00edzen\u00ed a pokro\u010dil\u00fdch v\u00fdzkumn\u00fdch platforem.<\/p>\n

Nez\u00e1visl\u00e9 studie prok\u00e1zaly, \u017ee grafenov\u00e1 za\u0159\u00edzen\u00ed vyroben\u00e1 na t\u011bchto krystalech dosahuj\u00ed mobility nosi\u010d\u016f srovnateln\u00fdch s hodnotami z\u00edskan\u00fdmi u mezin\u00e1rodn\u011b uzn\u00e1van\u00fdch referen\u010dn\u00edch materi\u00e1l\u016f z hBN, p\u0159\u00edpadn\u011b je dokonce p\u0159ekra\u010duj\u00ed.<\/p>\n

\"Monokrystal \"Monokrystal \"Monokrystal<\/p>\n

\n
\n<\/div>\n

Vlastnosti produktu<\/h2>\n

Mimo\u0159\u00e1dn\u011b vysok\u00e1 kvalita krystal\u016f<\/h3>\n

Tento materi\u00e1l vykazuje \u00fazk\u00e9 \u0161\u00ed\u0159ky Ramanov\u00fdch \u010dar a rozs\u00e1hl\u00e9 oblasti s jedinou dom\u00e9nou, co\u017e sv\u011bd\u010d\u00ed o vynikaj\u00edc\u00ed krystalov\u00e9 dokonalosti a minim\u00e1ln\u00edm po\u010dtu struktur\u00e1ln\u00edch defekt\u016f.<\/p>\n

Ide\u00e1ln\u00ed substr\u00e1t pro 2D materi\u00e1ly<\/h3>\n

hBN zaji\u0161\u0165uje atomov\u011b hladk\u00e9 a bezne\u010distotov\u00e9 rozhran\u00ed, \u010d\u00edm\u017e omezuje rozptyl n\u00e1boje a zlep\u0161uje elektronick\u00fd transport v grafenu a dal\u0161\u00edch vrstevnat\u00fdch materi\u00e1lech.<\/p>\n

Vynikaj\u00edc\u00ed elektrick\u00e1 izolace<\/h3>\n

D\u00edky dielektrick\u00e9mu pr\u016frazn\u00e9mu poli, kter\u00e9 se bl\u00ed\u017e\u00ed hodnot\u011b 1,64 V\/nm, se hBN \u0161iroce pou\u017e\u00edv\u00e1 jako vysoce v\u00fdkonn\u00e1 izola\u010dn\u00ed vrstva v nanoelektronick\u00fdch za\u0159\u00edzen\u00edch.<\/p>\n

Optick\u00e9 vlastnosti v hlubok\u00e9m ultrafialov\u00e9m spektru<\/h3>\n

Krystal vykazuje vlastn\u00ed emisi na okraji p\u00e1sma v bl\u00edzkosti 215 nm, co\u017e z n\u011bj \u010din\u00ed zaj\u00edmav\u00fd materi\u00e1l pro v\u00fdzkum v oblasti fotoniky v hlubok\u00e9m ultrafialov\u00e9m spektru a optoelektroniky.<\/p>\n

Jednokrystalov\u00e9 dom\u00e9ny s velkou plochou<\/h3>\n

Typick\u00e9 krystaly maj\u00ed bo\u010dn\u00ed rozm\u011bry p\u0159esahuj\u00edc\u00ed 1 mm a vyzna\u010duj\u00ed se rozs\u00e1hl\u00fdmi vyu\u017eiteln\u00fdmi oblastmi, kter\u00e9 jsou vhodn\u00e9 pro exfoliaci a v\u00fdrobu za\u0159\u00edzen\u00ed.<\/p>\n

\"Monokrystal<\/p>\n

\n
\n<\/div>\n

Technick\u00e9 specifikace<\/h2>\n\n\n\n\n\n\n\n\n\n\n\n\n
Polo\u017eka<\/th>\nSpecifikace<\/th>\n<\/tr>\n
Materi\u00e1l<\/td>\nHexagon\u00e1ln\u00ed nitrid boru (hBN)<\/td>\n<\/tr>\n
Krystalov\u00e1 struktura<\/td>\nMonokrystal<\/td>\n<\/tr>\n
Stupe\u0148<\/td>\nT\u0159\u00edda za\u0159\u00edzen\u00ed<\/td>\n<\/tr>\n
Metoda p\u011bstov\u00e1n\u00ed<\/td>\nVlastn\u00ed technologie r\u016fstu p\u0159i atmosf\u00e9rick\u00e9m tlaku<\/td>\n<\/tr>\n
Krystalick\u00e1 forma<\/td>\nKrystal ve velk\u00e9m mno\u017estv\u00ed<\/td>\n<\/tr>\n
Typick\u00e1 \u0161\u00ed\u0159ka<\/td>\n\u2265 1 mm<\/td>\n<\/tr>\n
Stav povrchu<\/td>\nAspekty p\u0159irozen\u00e9ho r\u016fstu<\/td>\n<\/tr>\n
Balen\u00ed<\/td>\nNosi\u010d \u010dipu<\/td>\n<\/tr>\n
Mno\u017estv\u00ed<\/td>\n5\u201310 krystal\u016f v balen\u00ed<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Elektrick\u00e9 vlastnosti<\/h3>\n\n\n\n\n
Parametr<\/td>\nTypick\u00e1 hodnota<\/td>\n<\/tr>\n
Dielektrick\u00e1 pr\u016fraznost<\/td>\n1,64 \u00b1 0,06 V\/nm<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Optick\u00e9 vlastnosti<\/h3>\n\n\n\n\n\n\n
Parametr<\/td>\nTypick\u00e1 hodnota<\/td>\n<\/tr>\n
Emise na okraji UV p\u00e1sma<\/td>\n~215 nm<\/td>\n<\/tr>\n
Luminiscen\u010dn\u00ed vlastnosti<\/td>\nNejmodern\u011bj\u0161\u00ed<\/td>\n<\/tr>\n
Optick\u00e1 pr\u016fhlednost<\/td>\nVysok\u00e1<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Ramanovy charakteristiky<\/h3>\n\n\n\n\n
Parametr<\/td>\nTypick\u00e1 hodnota<\/td>\n<\/tr>\n
\u0160\u00ed\u0159ka na polovin\u011b v\u00fd\u0161ky (FWHM) Ramanova spektra E\u2082g<\/td>\n7,88 cm\u207b\u00b9<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

V\u00fdkon referen\u010dn\u00edho za\u0159\u00edzen\u00ed<\/h3>\n\n\n\n\n\n
Parametr<\/td>\nTypick\u00e1 hodnota<\/td>\n<\/tr>\n
Mobilita grafenu (300 K)<\/td>\n~80 000 cm\u00b2\/V\u00b7s<\/td>\n<\/tr>\n
Hustota nosi\u010d\u016f<\/td>\n1 \u00d7 10\u00b9\u00b2 cm\u207b\u00b2<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\"Monokrystal<\/p>\n

\n
\n<\/div>\n

Aplikace<\/h2>\n

V\u00fdroba grafenov\u00fdch za\u0159\u00edzen\u00ed<\/h3>\n

hBN je preferovan\u00fdm substr\u00e1tem a materi\u00e1lem pro zapouzd\u0159en\u00ed grafenov\u00fdch tranzistor\u016f s vysokou pohyblivost\u00ed, Hallov\u00fdch za\u0159\u00edzen\u00ed, senzor\u016f a struktur pro kvantov\u00fd transport.<\/p>\n

Van der Waalsovy heterostruktury<\/h3>\n

Tento krystal se hojn\u011b vyu\u017e\u00edv\u00e1 p\u0159i sestavov\u00e1n\u00ed vrstevnat\u00fdch heterostruktur obsahuj\u00edc\u00edch grafen, MoS\u2082, WS\u2082, WSe\u2082 a dal\u0161\u00ed dvourozm\u011brn\u00e9 materi\u00e1ly.<\/p>\n

Kvantov\u00e1 elektronika<\/h3>\n

V\u011bdci vyu\u017e\u00edvaj\u00ed hBN v kvalit\u011b pro elektroniku p\u0159i v\u00fdzkumu syst\u00e9m\u016f s korelovan\u00fdmi elektrony, supravodivosti, materi\u00e1l\u016f s moar\u00e9 efektem a technologi\u00ed kvantov\u00e9 informace.<\/p>\n

Nanofotonika<\/h3>\n

D\u00edky sv\u00e9 schopnosti podporovat fonon-polaritony je hBN atraktivn\u00edm materi\u00e1lem pro optick\u00e9 ohrani\u010den\u00ed v nanom\u011b\u0159\u00edtku a v\u00fdvoj fotonick\u00fdch za\u0159\u00edzen\u00ed.<\/p>\n

Optoelektronika v oblasti hlubok\u00e9ho ultrafialov\u00e9ho z\u00e1\u0159en\u00ed<\/h3>\n

D\u00edky sv\u00fdm vlastnostem v oblasti vlastn\u00edho ultrafialov\u00e9ho z\u00e1\u0159en\u00ed se hBN hod\u00ed pro pou\u017eit\u00ed v UV sv\u011bteln\u00fdch zdroj\u00edch, detektorech a pokro\u010dil\u00fdch optick\u00fdch syst\u00e9mech.<\/p>\n

\n
\n<\/div>\n

V\u00fdhody oproti konven\u010dn\u00edm materi\u00e1l\u016fm z hBN<\/h2>\n

Ve srovn\u00e1n\u00ed s polykrystalick\u00fdm nitridem boru a krystaly ni\u017e\u0161\u00ed kvality nab\u00edz\u00ed hBN v kvalit\u011b pro elektronick\u00e1 za\u0159\u00edzen\u00ed:<\/p>\n

    \n
  • V\u011bt\u0161\u00ed monokrystalick\u00e9 dom\u00e9ny<\/li>\n
  • Ni\u017e\u0161\u00ed koncentrace ne\u010distot<\/li>\n
  • Sn\u00ed\u017een\u00e1 hustota defekt\u016f<\/li>\n
  • Vy\u0161\u0161\u00ed dielektrick\u00e1 pevnost<\/li>\n
  • Zv\u00fd\u0161en\u00e1 pohyblivost nosi\u010d\u016f v grafenu<\/li>\n
  • Vynikaj\u00edc\u00ed optick\u00fd v\u00fdkon<\/li>\n
  • Lep\u0161\u00ed reprodukovatelnost pro v\u00fdzkumn\u00e9 \u00fa\u010dely<\/li>\n<\/ul>\n

    D\u00edky t\u011bmto v\u00fdhod\u00e1m je hBN v kvalit\u011b pro pou\u017eit\u00ed v elektronick\u00fdch za\u0159\u00edzen\u00edch kl\u00ed\u010dov\u00fdm materi\u00e1lem pro \u0161pi\u010dkov\u00fd v\u00fdzkum v oblasti polovodi\u010d\u016f a kvantov\u00e9 technologie.<\/p>\n

    \n
    \n<\/div>\n

    Mo\u017enosti p\u0159izp\u016fsoben\u00ed<\/h2>\n

    K dispozici jsou \u0159e\u0161en\u00ed na m\u00edru podle po\u017eadavk\u016f z\u00e1kazn\u00edk\u016f, v\u010detn\u011b:<\/p>\n

      \n
    • V\u00fdb\u011br velikosti krystal\u016f<\/li>\n
    • Screening krystal\u016f pro v\u00fdzkumn\u00e9 \u00fa\u010dely<\/li>\n
    • Dod\u00e1vky krystal\u016f s velkou dom\u00e9nou<\/li>\n
    • Speci\u00e1ln\u00ed mo\u017enosti balen\u00ed<\/li>\n
    • Podpora p\u0159i charakterizaci materi\u00e1l\u016f<\/li>\n<\/ul>\n
      \n
      \n<\/div>\n

      \u010cASTO KLADEN\u00c9 DOTAZY<\/h2>\n

      V \u010dem se hBN v kvalit\u011b pro elektronick\u00e1 za\u0159\u00edzen\u00ed li\u0161\u00ed od standardn\u00edho nitridu boru?<\/h3>\n

      hBN v kvalit\u011b pro elektronick\u00e1 za\u0159\u00edzen\u00ed je vysoce kvalitn\u00ed monokrystal speci\u00e1ln\u011b optimalizovan\u00fd pro v\u00fdrobu elektronick\u00fdch a fotonick\u00fdch za\u0159\u00edzen\u00ed, kter\u00fd se vyzna\u010duje v\u00fdrazn\u011b ni\u017e\u0161\u00ed hustotou defekt\u016f a vynikaj\u00edc\u00edmi elektrick\u00fdmi vlastnostmi.<\/p>\n

      Pro\u010d se hBN b\u011b\u017en\u011b pou\u017e\u00edv\u00e1 v kombinaci s grafenem?<\/h3>\n

      Jeho atomov\u011b rovn\u00fd a elektricky izola\u010dn\u00ed povrch minimalizuje rozptyl n\u00e1boje a umo\u017e\u0148uje grafenu dos\u00e1hnout mimo\u0159\u00e1dn\u011b vysok\u00e9 mobility nosi\u010d\u016f.<\/p>\n

      Lze hBN vyu\u017e\u00edt ve v\u00fdzkumu kvantov\u00fdch za\u0159\u00edzen\u00ed?<\/h3>\n

      Ano. hBN pat\u0159\u00ed mezi nej\u010dast\u011bji pou\u017e\u00edvan\u00e9 materi\u00e1ly pro v\u00fdzkum kvantov\u00e9ho transportu, van der Waalsov\u00fdch heterostruktur a nov\u00fdch kvantov\u00fdch technologi\u00ed.<\/p>\n

      Je tento materi\u00e1l vhodn\u00fd k exfoliaci?<\/h3>\n

      Ano. Vrstven\u00e1 krystalov\u00e1 struktura umo\u017e\u0148uje mechanick\u00e9 odlupov\u00e1n\u00ed vysoce kvalitn\u00edch vlo\u010dek pro v\u00fdrobu za\u0159\u00edzen\u00ed a v\u011bdeck\u00fd v\u00fdzkum.<\/p>\n

      V jak\u00fdch odv\u011btv\u00edch se pou\u017e\u00edv\u00e1 hBN v kvalit\u011b pro elektronick\u00e1 za\u0159\u00edzen\u00ed?<\/h3>\n

      Tento materi\u00e1l se pou\u017e\u00edv\u00e1 p\u0159edev\u0161\u00edm ve v\u00fdzkumu polovodi\u010d\u016f, kvantov\u00e9m v\u00fdpo\u010dtu, nanofotonice, v\u011bd\u011b o pokro\u010dil\u00fdch materi\u00e1lech a ve v\u00fdzkumn\u00fdch laborato\u0159\u00edch univerzit po cel\u00e9m sv\u011bt\u011b.<\/p>","protected":false},"excerpt":{"rendered":"

      Monokrystal hexagon\u00e1ln\u00edho nitridu boru (hBN) v kvalit\u011b pro elektronick\u00e1 za\u0159\u00edzen\u00ed je vrstven\u00fd krystalick\u00fd materi\u00e1l nejvy\u0161\u0161\u00ed kvality, vyvinut\u00fd pro elektronick\u00e9, fotonick\u00e9 a kvantov\u00e9 technologie nov\u00e9 generace. Tyto monokrystaly o velikosti v \u0159\u00e1du milimetr\u016f, vyr\u00e1b\u011bn\u00e9 pomoc\u00ed patentovan\u00e9ho procesu r\u016fstu krystal\u016f za atmosf\u00e9rick\u00e9ho tlaku, vykazuj\u00ed v\u00fdjime\u010dnou struktur\u00e1ln\u00ed integritu, n\u00edzkou hustotu defekt\u016f a vynikaj\u00edc\u00ed dielektrick\u00e9 a optick\u00e9 vlastnosti.<\/p>","protected":false},"featured_media":2369,"comment_status":"open","ping_status":"closed","template":"","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":"default","adv-header-id-meta":"","stick-header-meta":"default","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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