4inihi te papa SiC Epi mō te MOS, te SBD rānei

Whakaahuatanga Poto:

Kei a SiCC tētahi raina whakaputa papa anga SiC (Silicon Carbide) katoa, e whakauru ana i te tipu tioata, te tukatuka anga, te hanga anga, te whakakanapa, te horoi me te whakamātautau. I tēnei wā, ka taea e mātou te whakarato i ngā anga SiC 4H me te 6H ā-tuaka, ā-tuaka-kore rānei, he rahi 5x5mm2, 10x10mm2, 2″, 3″, 4″ me te 6″, e pakaru ana i te pehi hapa, te tukatuka purapura tioata me te tipu tere me ētahi atu. Kua pakaruhia e ia ngā hangarau matua pēnei i te pehi hapa, te tukatuka purapura tioata me te tipu tere, ā, kua whakatairangahia te rangahau taketake me te whanaketanga o te epitaxy silicon carbide, ngā taputapu me ētahi atu rangahau taketake e pā ana.


Ngā Āhuatanga

Ko te epitaxy e pā ana ki te tipu o tētahi paparanga o ngā rauemi karaihe kotahi kounga teitei ake i runga i te mata o tētahi paparanga silicon carbide. I roto i ēnei, ko te tipu o te paparanga epitaxial gallium nitride i runga i tētahi paparanga silicon carbide haurua-whakamaroke ka kiia he epitaxy heterogeneous; ko te tipu o tētahi paparanga epitaxial silicon carbide i runga i te mata o tētahi paparanga silicon carbide kawe hiko ka kiia he epitaxy homogeneous.

Ko te epitaxial e hangai ana ki ngā whakaritenga hoahoa taputapu o te tipu o te paparanga mahi matua, ko te nuinga o te whakatau ko te mahi a te maramara me te taputapu, ko te utu he 23%. Ko ngā tikanga matua o te epitaxy kiriata angiangi SiC i tēnei wā ko: te whakatakotoranga kohu matū (CVD), te epitaxy kurupae ngota (MBE), te epitaxy wāhanga wai (LPE), me te whakatakotoranga me te whakangawari taiaho pulsed (PLD).

He hononga tino nui te epitaxy i roto i te umanga katoa. Mā te whakatipu i ngā paparanga epitaxial GaN ki runga i ngā paparanga silicon carbide haurua-whakamātao, ka puta ngā paparanga epitaxial GaN i ahu mai i te silicon carbide, ka taea te hanga anō hei taputapu GaN RF pēnei i ngā transistors nekenekehanga irahiko teitei (HEMT);

Mā te whakatipu i te paparanga epitaxial silicon carbide i runga i te paparanga kawe hiko hei hanga i te anga epitaxial silicon carbide, ā, i roto i te paparanga epitaxial i runga i te hanga o ngā diode Schottky, ngā transistors pānga haurua-mara koura-hāora, ngā transistors bipolar kuaha kuaha kuaha kuaha, he tino pānga nui te kounga o te epitaxial ki te mahi a te taputapu ki te whanaketanga o te umanga, ā, he tino hira hoki te mahi.

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