ʻO ke ʻano ulu ulu kristal SiC SiC Ingot e ulu ana he 4 iniha 6 iniha 8 iniha PTV Lely TSSG LPE

Wehewehe Pōkole:

ʻO ka ulu ʻana o ke kristal Silicon carbide (SiC) kahi hana nui i ka hoʻomākaukau ʻana i nā mea semiconductor hana kiʻekiʻe. Ma muli o ke kiko heheʻe kiʻekiʻe o SiC (ma kahi o 2700°C) a me ke ʻano polytypic paʻakikī (e laʻa me 4H-SiC, 6H-SiC), he paʻakikī kiʻekiʻe ka ʻenehana ulu kristal. I kēia manawa, ʻo nā ʻano ulu nui e komo pū ana me ke ʻano hoʻoili mahu kino (PTV), ke ʻano Lely, ke ʻano ulu hopena hua luna (TSSG) a me ke ʻano epitaxy pae wai (LPE). Loaʻa i kēlā me kēia ʻano kona mau pono a me nā hemahema a kūpono no nā koi noi like ʻole.


Nā hiʻohiʻona

Nā ʻano ulu nui o ke kristal a me ko lākou mau ʻano

(1) Ke ʻAno Hoʻoili ʻAhu Kino (PTV)
Kumumanaʻo: I nā mahana kiʻekiʻe, hoʻoheheʻe ʻia ka mea maka SiC i loko o kahi pae kinoea, kahi e hoʻopili hou ʻia ai ma luna o ke kristal hua.
Nā hiʻohiʻona nui:
Mahana ulu kiʻekiʻe (2000-2500°C).
Hiki ke ulu ʻia nā kristal 4H-SiC a me 6H-SiC kiʻekiʻe a nui.
Lohi ka wikiwiki o ka ulu ʻana, akā kiʻekiʻe ke ʻano o ke aniani.
Noi: Hoʻohana nui ʻia i ka semiconductor mana, nā polokalamu RF a me nā kahua kiʻekiʻe ʻē aʻe.

(2) Ke ʻano hana Lely
Kumumanaʻo: Hoʻoulu ʻia nā kristal ma o ka sublimation spontaneous a me ka recrystallization o nā pauka SiC ma nā mahana kiʻekiʻe.
Nā hiʻohiʻona nui:
ʻAʻole pono ke kaʻina hana ulu i nā hua, a he liʻiliʻi ka nui o ke aniani.
Kiʻekiʻe ke ʻano o ke aniani, akā haʻahaʻa ka ulu ʻana.
Kūpono no ka noiʻi hoʻokolohua a me ka hana ʻana i nā ʻāpana liʻiliʻi.
Noi: Hoʻohana nui ʻia i ka noiʻi ʻepekema a me ka hoʻomākaukau ʻana o nā kristal SiC liʻiliʻi.

(3) Ke ʻano ulu ʻana o ka hopena hua luna (TSSG)
Kumumanaʻo: I loko o kahi hopena wela kiʻekiʻe, hoʻoheheʻe ʻia ka mea maka SiC a hoʻopili ʻia ma luna o ke kristal hua.
Nā hiʻohiʻona nui:
Haʻahaʻa ka mahana ulu (1500-1800°C).
Hiki ke ulu i nā kristal SiC kiʻekiʻe a haʻahaʻa ka hemahema.
Lohi ka wikiwiki o ka ulu ʻana, akā maikaʻi ke ʻano like o ke aniani.
Noi: Kūpono no ka hoʻomākaukau ʻana i nā kristal SiC kiʻekiʻe, e like me nā polokalamu optoelectronic.

(4) Epitaxy Pae Wai (LPE)
Kumumanaʻo: I loko o ka hopena metala wai, ʻo ka ulu ʻana o ka mea maka SiC ma ka substrate epitaxial.
Nā hiʻohiʻona nui:
Haʻahaʻa ka mahana ulu (1000-1500°C).
Ka wikiwiki o ka ulu ʻana, kūpono no ka ulu ʻana o ka ʻili.
Kiʻekiʻe ke ʻano o ke aniani, akā ua kaupalena ʻia ka mānoanoa.
Hoʻohana: Hoʻohana nui ʻia no ka ulu ʻana o nā kiʻiʻoniʻoni SiC epitaxial, e like me nā mea ʻike a me nā polokalamu optoelectronic.

ʻO nā ʻano hana nui o ka umu aniani silicon carbide

ʻO ka umu aniani SiC ka lako nui no ka hoʻomākaukau ʻana i nā kristal sic, a ʻo kāna mau ʻano noi nui:
Hana ʻana i nā hāmeʻa semiconductor mana: Hoʻohana ʻia e ulu i nā kristal 4H-SiC a me 6H-SiC kiʻekiʻe e like me nā mea substrate no nā hāmeʻa mana (e like me MOSFET, diodes).
Nā noi: nā kaʻa uila, nā inverters photovoltaic, nā lako mana ʻoihana, a pēlā aku.

Hana ʻana i nā hāmeʻa Rf: Hoʻohana ʻia e ulu i nā kristal SiC haʻahaʻa kīnā ma ke ʻano he substrates no nā hāmeʻa RF e hoʻokō ai i nā pono alapine kiʻekiʻe o nā kamaʻilio 5G, radar a me nā kamaʻilio ukali.

Hana ʻana i nā hāmeʻa Optoelectronic: Hoʻohana ʻia e ulu i nā kristal SiC kiʻekiʻe e like me nā mea substrate no nā leds, nā mea ʻike ultraviolet a me nā lasers.

Noiʻi ʻepekema a me ka hana ʻana i nā ʻāpana liʻiliʻi: no ka noiʻi hale hana a me ka hoʻomohala ʻana i nā mea hou e kākoʻo i ka hana hou a me ka hoʻonui ʻana i ka ʻenehana ulu kristal SiC.

Hana ʻana i nā hāmeʻa wela kiʻekiʻe: Hoʻohana ʻia e ulu i nā kristal SiC kūpaʻa wela kiʻekiʻe ma ke ʻano he mea kumu no ka aerospace a me nā mea ʻike wela kiʻekiʻe.

Nā lako a me nā lawelawe umu SiC i hāʻawi ʻia e ka ʻoihana

Ke nānā nui nei ʻo XKH i ka hoʻomohala ʻana a me ka hana ʻana i nā lako umu kristal SIC, e hāʻawi ana i nā lawelawe penei:

Lako hana i hoʻopilikino ʻia: Hāʻawi ʻo XKH i nā umu ulu i hoʻopilikino ʻia me nā ʻano ulu like ʻole e like me PTV a me TSSG e like me nā koi o ka mea kūʻai aku.

Kākoʻo loea: Hāʻawi ʻo XKH i nā mea kūʻai aku me ke kākoʻo loea no ke kaʻina holoʻokoʻa mai ka hoʻonui ʻana i ke kaʻina hana ulu kristal a hiki i ka mālama ʻana i nā lako.

Nā Lawelawe Hoʻomaʻamaʻa: Hāʻawi ʻo XKH i ke aʻo hana a me ke alakaʻi loea i nā mea kūʻai aku e hōʻoia i ka hana pono o nā lako.

Lawelawe ma hope o ke kūʻai aku: Hāʻawi ʻo XKH i ka lawelawe pane wikiwiki ma hope o ke kūʻai aku a me nā hoʻonui lako e hōʻoia i ka hoʻomau ʻana o ka hana ʻana o nā mea kūʻai aku.

He mau noi koʻikoʻi ka ʻenehana ulu kristal Silicon carbide (e like me PTV, Lely, TSSG, LPE) ma ke kahua o nā mea uila mana, nā mea RF a me nā optoelectronics. Hāʻawi ʻo XKH i nā lako umu SiC holomua a me kahi laulā o nā lawelawe e kākoʻo i nā mea kūʻai aku i ka hana nui ʻana o nā kristal SiC kiʻekiʻe a kōkua i ka hoʻomohala ʻana o ka ʻoihana semiconductor.

Kiʻikuhi kikoʻī

ʻO ka umu aniani Sic 4
ʻUmu aniani Sic 5

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