Ngā tono paninga TaC i roto i te hangahanga o te GaN/SiC Semiconductor

He paparanga uku mahi-teitei te paninga TaC, he mea nui mō te hanga i ngā matū haurua-ā-ira matatau. He mea nui mō te tipu tioata kotahi SiC me ngā tukanga tipu epitaxial GaN/SiC. Kei te tere te tipu o te mākete matū haurua-ā-ira GaN/SiC. I eke tēnei mākete ki te USD 7.523 piriona i te tau 2024. E matapaetia ana e ngā tohunga he CAGR 16.56% mai i te 2025-2035.

Ngā Whakaaro Matua

• Paninga TaChe paparanga motuhake. Ka āwhina i te whakapai ake i ngā maramara rorohiko. Ka mahi pai i ngā wāhi tino wera.
• Mā tēnei paninga ka ārai i ngā mea kino kei uru ki roto i ngā maramara. Ka mā ake, ka kaha ake hoki ngā maramara.
• He pai ake te paninga TaC i ētahi atu rauemi. Ka āwhina i te hanga i ngā maramara pai ake. Mā tēnei ka pai ake te mahi a ngā rorohiko me ngā waea.

Te Mārama ki te Paninga TaC: Ngā Āhuatanga me te Mahi

Te Whakamārama i te Paninga TaC me ōna Āhuatanga Matua

Paninga TaChe paparanga uku mahi-teitei. Ko te tantalum carbide (TaC) te mahi heiwāhanga matū matuaKa rangahauhia e ngā kairangahau tePūnaha Ta-CN, ko TaC1-xNx te tohu o te hanganga matū. Ko te hanganga turanga mō ngā whakamātautau ko te Ta-C hanganga fcc. Kei roto i ngā hanganga rua pumau ko te fcc-TaC me te hex-TaN. He mea nui ake ngā takotoranga kore-whakarewa i ngā takotoranga whakarewa mō te whakau i te hanganga pūtoru i roto i te Ta-C. Ka taea e te Whakatakotoranga Kohu Tinana (PVD) te whakau i te Ta-CN hanganga fcc nā te iti rawa o te nekenekehanga me te whakaurunga o ngā hapa hanganga. Ka puta he whakawhiti wāhanga mai i te fcc-Ta1-y-zCyNz wāhanga-kotahi ki te fcc me te hex Ta1-y-zCyNz i te taha o te x=0.68 i roto i te tuhipoka TaC1-xNx. Ka whakarite ngā kaihanga i ngā paninga TaC mengā momo hanganga karaihe e whāi runga i ngā hiato waro/waro. Kei roto i ēnei hanganga he hanganga karaihe porotaka, e whakaatu ana i te ātete pai ake ki te tango.

He tino whakamiharo hoki ngā āhuatanga ā-pūkaha o tēnei rauemi. Hei tauira, ko te paninga paparanga maha me te Ta(C,N) (whakarerekētanga 305 nm) e whakaatu ana i te pakeke o24.5 ± 0.8 GPame te Modulus a Young o te 263.2 ± 16.6 GPa. E whakaatu ana a TaC0.71 i te pakeke o39.3 ± 1.0 GPa, me ētahi inenga e eke ana ki te 40 GPa. Ko tōna modulus kōpiko he 430 GPa, ā, ko te Modulus a Young mō TaC e tatauhia ana he tata ki te 500 GPa.

Te Pūmautanga Tino Pai o te Paninga TaC i te Pāmahana Teitei

He tino pai tēnei rauemi i roto i ngā taiao wera nui. Ka noho pumau tonu i ngā pāmahana neke atu i te 2000°C. Ka eke tōna pae rewa ki te taumata whakamiharo.4273°C, koia tētahi o ngā matū tino ātete ki te pāmahana e mōhiotia ana. He pāmahana mahi mōrahi tō tēnei rauemineke atu i te 2200°C.

Ko te TaC tētahi o ngā pūwāhi rewa teitei rawa atu i roto i ngā rauemi e mōhiotia ana, he mea whakamiharo te inenga4041 K. He nui ake tēnei ira rewa i te maha atu o ngā rauemi ātete-wai, tae atu ki te tungsten. E whakaū ana ngā whakamātautau taiwhanga i te kaha o TaC ki te pupuri i te hanganga pai i ngā pāmahana neke atu i te 3000°C. He pai ake a TaC i ngā paninga uku me te konganuku whakarewa i te pupuri i te hanganga pai i ēnei pāmahana tino nui. Ahakoa he iti iho tōna pāmahana rewa (4041 K) i tō HfC, he pai tonu te ātete wera me te pumau matū o TaC ki te whakataurite ki ngā paninga uku me te konganuku whakarewa tuku iho.

Te Ātete Matū me te Tino Parakore o te Paninga TaC

E whakaatu ana ngā paninga TaCte pumau matū tino pai. Ka ātete pai rātou ki ngā tauhohenga me ngā momo matū waikura, tae atu ki ngā waikawa me ngā kawakore. Nā tēnei āhuatanga ka waiho hei whiringa pono mō ngā tono ahumahi uaua. Kei roto i ngā paninga TaCte pumau matū pai, e whakaatu ana i te ātete ki ngā waikawa, ngā kawakore, ngā tote, me ngā matū waro. Hei tāpiri, kāore e pāngia e ngā konganuku rewa, te para, me ētahi atu mea waikura. Kei ngā paninga TaCpumau matū kaha, e āhei ai rātou ki te tu atu i ngā tauhohenga matū maha, inā koa ko ērā e uru ana ngā waikawa me ngā kawakore.

Ko te parakore teitei tētahi atu āhuatanga nui o tēnei rauemi. Ka hoahoahia e ngā kaihanga ngā paninga TaC kiawhakaitihia ngā pokepērā i te titanium, te boron, me te konumohe. He iti noa te waro, te hāora, te hauota, me ētahi atu poke o ngā hua e whakamahi ana i ngā paninga TaC, ā, ka whai wāhi atu ki te tipu o te tioata ma. Ko ngā taumata poke i roto i te paninga TaC ka taea te iti iho i te <5 ppm, he iti iho i te paninga SiC, i te karāwhata tahanga rānei (ka taea te 260 ppm te hāora).

Te Pakaritanga o te Paninga TaC i roto i te Wera me te Ā-Mīhini

He nui te kawe wera o tēnei rauemi. E ine ana i te tata ki te22 W·m⁻¹·K⁻¹I roto i ngā hiato W-TaC, ko te kawe wera o TaC kei waenganui i te15–35 W·m⁻¹·K⁻¹i ngā pāmahana o te 750 °C, 850 °C, me te 950 °C. Ka āwhina tēnei kawe wera teitei ki tete wera e memeha haere anai ngā tukanga pāmahana teitei. Ka ārai hoki i te wera nui o te rohe.

He mea whakamiharo hoki te pakari ā-pūkaha o tēnei rauemi. I whakaaturia he paninga NiCrBSi + Tahe pakari ake te pakaru me te ātete ki te kakahu pakaru me te piriki te whakataurite ki te paninga NiCrBSi kāore he tantalum. Ka whakarei ake te tantalum i te ātete kakahu o ngā paninga Ni-based mā te hanga i ngā matūriki TaC pai. Mō ngā warowaiha sima WC–6Co, me te tāpiri0.6 wt% TaCi hua ake ai te ātete kakahu tino pai, te whakaiti i te ngaronga papatipu kakahu ki te 0.15 mg, me te whakatutuki i te tauwehenga waku pumau o te 0.3. I whakaatuhia e te uku kotahi-wāhanga (Ta,Zr,Nb)C te pakari o te pakaru o2.9 MPa m1/2i te pāmahana rūma.

Te paninga TaC i roto i ngā tukanga GaN/SiC Semiconductor matatau

Te Whakapai Ake i te Tipu Tioata Kotahi SiC me te Paninga TaC

Paninga TaChe mahi nui tāna ki te whakatairanga i te tipu o te tioata kotahi SiC. Ka whakapai ake i te kounga o te tioata, ā, ka whakaiti i ngā hapa. Hei tauira, ka whakaitihia ngā hapa o te paipa iti tae atu ki99.7%. Ka whakaitihia hoki te nekenekehanga o te taha miro mā te 80.5%. Ka āraihia e ngā paninga TaC te waikura o ngā wāhanga karāpeti i roto i te āhuarangi kohu silicon pāmahana teitei. Ka waikura te karāpeti kāore i pania, ka tukuna ngā matūriki waro. Ka arahi ēnei matūriki ki te whakakī waro me te whakanui ake i ngā hapa i roto i ngā tioata SiC e tipu haere ana. Mā te tiaki i te karāpeti, ka whakarite ngā paninga TaCtioata horoi.

Mā te whakamahinga o ngā paninga TaC ka hua ake he tioata takitahi SiC me te iti ake o ngā poke waro, hāora, me te hauota. Ka whakaitihia ngā hapa taha, ka whakapai ake i te ōritetanga o te ātete. Hei tāpiri, ka tino whakaitihia te mātotoru o ngā pūwero iti me ngā poka whakairo.Ngā rangahau ahumahie whakaatu ana ka whakatauhia e te paninga TaC ngā hapa o te taha tioata. Ka whakaitihia hoki te tūponotanga o te hanganga polycrystalline i te taha o ngā tioata SiC. E whakaū ana ngā rangahau mai i te Whare Wānanga o Te Tai Rāwhiti o Europi i Korea ka whai hua ngā ipu whakarewa graphite kua pania ki te TaC ki te whakawhāiti i te whakaurunga hauota. Ka whakaitihia e tēnei mahi te whakaputanga o ngā microtubules me ētahi atu hapa. Ka mau tonu te taumaha o ngā ipu whakarewa kua pania ki te TaC me te āhua tonu i muri i te whakamahinga roa. Ka taea e ngā kaihanga te hangarua i a rātou i ngā wā maha. Ka tukuna e rātou he roanga mahi tae atu ki200 hāora, te whakapai ake i te pumau me te whai huatanga o te tukanga whakaputa.

Te Arotau i te Tipu Epitaxial GaN/SiC me te Paninga TaC

He mea nui anō hoki te paninga TaC mō te arotau i te tipu epitaxial GaN/SiC. Me whai taiao tino pumau, tino parakore hoki tēnei tukanga kia tutuki ai ngā paparanga GaN kounga teitei i runga i ngā papa SiC. Mā te pumau pāmahana teitei o TaC ka noho pakari tonu te hanganga o ngā wāhanga tukanga. Ka ārai tēnei pumau i te pirau o ngā rauemi ahakoa i ngā pāmahana teitei e tika ana mō te epitaxy. Mā tōna kawe wera pai rawa atu ka āwhina i te pupuri i te tohatoha pāmahana tika me te ōrite puta noa i te papa. He mea nui tēnei ōritetanga mō te matotoru kiriata me te hanganga tioata ōrite.

Mā te koretake o te matū o te paninga TaC ka ārai i ngā tauhohenga kāore e hiahiatia i waenga i ngā hau tukatuka me ngā wāhanga tauhohenga. Ka taea e ēnei tauhohenga te whakauru i ngā paru ki roto i te paparanga GaN e tipu haere ana. Mā te whakarato i tētahi mata pumau, kāore hoki e tauhohenga, ka whakatairanga a TaC i tētahi taiao tipu ma. He mea nui tēnei taiao mō te whakatutuki i ngā āhuatanga hiko e hiahiatia ana me te mahi a ngā taputapu GaN. Ka whai wāhi hoki te roa o te ora o ngā wāhanga tauhohenga ki te roa o te ora. Ka whakaitihia e tēnei roa te wā kore mahi me te tiaki, ka pai ake ai te tukanga tipu epitaxial whānui.

Te Ārai i te Parahanga me te Whakapai ake i te Hua ki te Paninga TaC

He mea tino nui te ārai i te poke i roto i te hanga haurua-ā-ira, ā, he tino pai te paninga TaC i tēnei wāhanga.āhua koretake matūMā te paninga TaC ka ārai i ngā tauhohenga kāore e hiahiatia. Ka taea e ēnei tauhohenga te whakauru i ngā poke ki roto i te taiao tipu. He ārai pakari tēnei ki ngā poke o waho. Mā tēnei āhuatanga ka puta he tioata parakore teitei. Ka aro te paninga TaC ki te poke me ngā hapa taha mā te hanga i tētahi paparanga tiaki. Ka ātete tēnei paparanga ki te whakatakotoranga rauemi me te piri o ngā matūriki. Ka whakaitihia te whakaurunga poke, ā, ka whakaitihia te tūponotanga o ngā hapa taha e puta ana me ngā mata kāore i pania.

Ko te tino parakore o ngā paninga TaC, me ngā taumata poke iti iho i te <5 ppm, ka hua ake he rauemi SiC me GaN ma ake. Mā tēnei parakore ka whakaitihia te maha o ngā hapa, tae atu ki ngā pore moroiti me ngā poka keri.Rangahau mai i Te Whare Wānanga o Ūropi ki te Rawhiti i Koreae tohu ana ko ngā ipu karapiti kua pania ki te tantalum carbide (TaC) ka whakawhāiti i te whakaurunga hauota ki roto i ngā tioata SiC. Ka whakaitihia tika e tēnei whakawhāititanga ngā hapa pēnei i ngā paipa iti, ā, ka whakapai ake i te kounga tioata. Mā te whakaiti i te poke me ngā hapa, ka tino whakarei ake te paninga TaC i te hua whānui o ngā anga haurua-haurua kounga teitei. Mā tēnei whakapainga ka hua ake te hanga taputapu pono me te whai hua.

He aha te pai ake o te mahi a te TaC Coating i ngā momo kē atu

Whakataurite Mahi: Te Paninga TaC me te Paninga SiC me te Karāwhiu Tuwhera

Paninga TaCHe nui ngā painga o te paninga TaC ki ngā rauemi rerekē pērā i te paninga SiC me te karāpeti tahanga i roto i te hanga haurua-ira. Nā ōna āhuatanga pai rawa atu, koinei te whiringa pai mō ngā tono uaua. Ka whakaratohia e te paninga TaC he mahi whakarei ake i roto i ngā wāhi tino nui. Kei roto i ēnei wāhi ko te pumau o te pāmahana teitei, te ātete matū, me te parakore. Ka puta tika ēnei painga ki te whakapai ake i te pai o te tukanga me te kounga o te hua.

Te Ātete Pai ki te Whakairo me ngā Taumata Parakore o te Paninga TaC

He tino pai te ātete o te paninga TaC ki te keri. He mea nui tēnei āhuatanga mō ngā wāhanga e mahi ana i roto i ngā taiao plasma kino. He tino pai te ātete o ngā paninga CVD TaC ki te waikura matū me te pirau wera mō ngā taputapu keri. Mā tēnei ātete ka whakarite i te hanganga pai o ngā taputapu i roto i ngā taiao plasma, ka taea ai te keri tika. Ka whakaitihia hoki e ngā āhuatanga ārai-piri o te paninga te poke o ngā matūriki, ka whakapai ake i te pono o te tukanga. I te nuinga, ka whakaitihia e ngā paninga TaC te kakahu o ngā taputapu me te whakarei ake i te pai o te whakaputa, ka whakaroa i te roa o te oranga o ngā wāhanga i roto i ngā tono plasma. Ka whakaroahia e ngā paninga tantalum carbide (TaC) te roa o te oranga o ngā wāhanga i roto i ngā taiao plasma. He ārai tiaki ēnei. Ka tiakina e rātou ngā wāhanga semiconductor pēnei i ngā irahiko, ngā pūoko, me ngā rūma mai i te pirau. Ka puta tēnei pirau nā ngā hau waikura, ngā pāmahana teitei, me ngā tukanga matū. Ka ātete ngā rūma keri kua pania ki te TaC ki ngā taiao plasma waikura i te wā e hangaia ana te semiconductor. Ka whakarite tēnei ātete i te roa o te oranga o ngā taputapu me te pono o te tukanga. Ka whakaitihia e tēnei tiaki te wā kore mahi, te tiaki, me ngā utu whakakapinga, ka whakarei ake i te hua whānui. Hei tāpiri, he tino teitei te parakore o ngā paninga TaC, me ngā taumata poke i raro iho i te 5 ppm. He iti iho tēnei taumata i te paninga SiC, i te karāwhata tahanga rānei, e mau ana hoki ki te 260 ppm te hāora.

Te Ātete ki te Ru Wera me ngā Āheinga Pāmahana Mōrahi o te Paninga TaC

Ngā whakaaturanga paninga TaCātete pai ki te ru weraHe tino whai hua tēnei āhuatanga mō ngā rauemi e tere ana te hurihanga o te pāmahana, ā, he nui hoki. Ka whakarite i tōna pono me tōna mahi i roto i ngā taiao uaua. Ka mau tonu te pono o tēnei rauemi ahakoa te huringa wera nui.Ka hipa atu hoki tōna pāmahana whakahaere mōrahi i ngā kōwhiringa kē atu.

Ka whakaitihia e te paninga TaC te poke, ā, ka whakapai ake i te whakahaere wera i roto i te hanga haurua-ā-ira. He pai ake te mahi i whakaritea ki ngā rauemi tuku iho pēnei i te paninga SiC me te karāhe tahanga. He mea nui tēnei rauemi matatau mō te whakarei ake i te hua me te pono i roto i ngā tukanga haurua-ā-ira GaN/SiC, e akiaki ana i te ahunga whakamua i roto i te umanga.

Ngā Pātai Auau

He aha te mahi matua a te paninga TaC i roto i te hanga haurua-haurua?

Paninga TaCHe paparanga uku tino pai te mahi. Ka tiaki i ngā wāhanga, ka whakaiti i te poke, ā, ka whakahaere pai i te wera. Mā tēnei ka whakarite i ngā āhuatanga tino pai mō te tipu o te tioata.

He aha te whakataurite i waenganui i te paninga TaC me te paninga SiC me te karāwhata tahanga?

He pai ake te pumau o te pāmahana teitei, te ātete matū, me te tino parakore o te paninga TaC. He pai ake tana mahi i te paninga SiC me te karāhe tahanga i roto i ngā tono semiconductor nui.

He aha ngā painga motuhake o te paninga TaC ki ngā tukanga GaN/SiC?

Ka whakarei ake te paninga TaC i te tipu o te tioata kotahi SiC, ā, ka arotau hoki i te tipu epitaxial GaN/SiC. Ka ārai i te poke, ka whakapai ake i te whakahaere wera, ā, ka whakapiki ake i te hua whānui me te pono.