Kuleyliyaha Wafer-ka Dhoobada ah ee AlN Alumina Element
Soo saarista semiconductor-ka, buskudku wuxuu u baahan yahay in lagu farsameeyo habab kala duwan, sida dhigista filimka khafiifka ah, xoqidda, iwm. Xiriiriyeyaashan, buskudku waxay u baahan yihiin in lagu kululeeyo heerkul gaar ah, waxaana jira shuruudo adag oo heerkulka ah, sababtoo ah isku-dhafka heerkulku wuxuu saameyn aad muhiim u ah ku leeyahay wax-soo-saarka badeecada, qaybaha kuleylintuna waa lama huraan.
kululeeyaha dhoobadawaxaa si toos ah loogu dabaqaa qolka habka waxayna si toos ah ula xiriiraan waferka. Ma aha oo kaliya inay qaadaan waferka, laakiin sidoo kale waxay hubiyaan in waferku uu helo heerkul nidaam oo deggan oo isku mid ah. Waa qaybo muhiim ah oo ku jira qalabka kaydinta filimada khafiifka ah ee semiconductor-ka!
Kuleyliyaha dhoobada waxaa ku jira saldhig dhoobo ah oo taageera wafer-ka iyo jir taageero dhululubo ah oo dhinaca dambe ah oo taageera. Marka laga soo tago curiyaha iska caabbinta (lakabka kululaynta) ee loogu talagalay kuleylinta, waxaa sidoo kale jira elektroodhyo soo noqnoqda raadiyaha (lakabka RF) gudaha ama dusha sare ee saldhigga dhoobada. Si loo gaaro kuleylin iyo qaboojin degdeg ah, dhumucda saldhigga dhoobada waa inay ahaataa mid khafiif ah, laakiin aad u khafiifsan ayaa sidoo kale yareyn doonta adkaanta.
Taageerada kuleyliyaha dhoobada ah guud ahaan waxaa laga sameeyaa walxo dhoobo ah oo leh isku-xidhnaan ballaarin kuleyl oo la mid ah kan saldhigga. Kuleyliyaha wuxuu qaataa qaab-dhismeed gaar ah oo salka isku-xidhka usha ah si uu uga ilaaliyo terminaalka iyo fiilooyinka saameynta balaasmaha iyo gaasaska kiimikada ee daxalka leh. Taageerada waxaa lagu qalabeeyay tuubo gaas ah oo lagu shubo kulaylka iyo tuubo bixisa si loo hubiyo heerkulka isku midka ah ee kuleyliyaha. Saldhigga iyo taageerada waxaa si kiimiko ah loogu xiray lakab isku-xidhan.

Kuleyliyaha dhoobada waxaa laga samayn karaa dhoobo sida aluminium nitride (AlN), silicon nitride (Si3N4), iyo alumina (Al2O3). Kuwaas waxaa ka mid ah, AlN waa doorashada ugu fiican ee kuleyliyeyaasha dhoobada. Marka la barbardhigo agabka kale, dhoobada AlN ee VET Energy waxay leedahay sifooyinka soo socda:
(1) Hab-dhaqan wanaagsan oo kuleyl ah;
(2) Isku-darka isku-darka ballaarinta kulaylka iyo walxaha silikoon-ka semiconductor-ka;
(3) Sifooyinka farsamada ee wanaagsan, iska caabbinta xirashada oo aad u fiican, iyo sifooyinka farsamada ee dhammaystiran ayaa ka wanaagsan beryllium oxide waxayna u dhigantaa aluminium oxide;
(4) Sifooyin koronto oo dhammaystiran oo heer sare ah, dahaadh koronto oo heer sare ah iyo lumis dielectric oo hooseeya;
(5) Ma aha sun oo deegaanka u fiican.
Xaashida Xogta ee Agabka Dhoobada
| Shay | 95% Alumina | 99% Alumina | Zirconia | Kaarboohaydraytka silikoonka ah | SilikoonNsocod lug ah | AluminiumNsocod lug ah |
| Midab | caddaan | Jaalle khafiif ah | caddaan | madow | madow | cawlan |
| Cufnaanta (g/cm3) | 3.7g/cm3 | 3.9g/cm3 | 6.02g/cm3 | 3.2g/cm3 | 3.25g/cm3 | 3.2g/cm3 |
| Nuugista Biyaha | 0% | 0% | 0% | 0% | 0% | 0% |
| Adkaanta (HV) | 23.7 | 23.7 | 16.5 | 33 | 20 | - |
| Xoogga Laab-jeexa (MPa) | 300MPa | 400MPa | 1100MPa | 450MPa | 800MPa | 310MPa |
| Xoogga Cadaadiska (MPa) | 2500MPa | 2800MPa | 3600MPa | 2000MPa | 2600MPa | - |
| Qaabka Dabacsanaanta ee Young | 300GPa | 300GPa | 320GPa | 450GPa | 290GPa | 310~350GPa |
| Saamiga Poisson | 0.23 | 0.23 | 0.25 | 0.14 | 0.24 | 0.24 |
| Qaboojinta Kulaylka | 20W/m°C | 32W/m°C | 3W/m°C | 50W/m°C | 25W/m°C | 150W/m°C |
| Xoogga Dielectric | 14KV/mm | 14KV/mm | 14KV/mm | 14KV/mm | 14KV/mm | 14KV/mm |
| Iska caabinta Mugga (25℃) | >1014Ω·cm | >1014Ω·cm | >1014Ω·cm | >105Ω·cm | >1014Ω·cm | >1014Ω·cm |
VET Energy waa soo saare xirfadle ah oo diiradda saaraya cilmi-baarista iyo horumarinta agabyada horumarsan sida graphite, silicon carbide, quartz, iyo sidoo kale daaweynta agabka sida dahaarka SiC, dahaarka TaC, dahaarka kaarboonka galaaska ah, dahaarka kaarboonka pyrolytic, iwm. Badeecadaha waxaa si weyn loogu isticmaalaa photovoltaic, semiconductor, tamar cusub, birta, iwm.
Kooxdayada farsamada waxay ka timaadaa hay'adaha cilmi-baarista ee ugu sarreeya gudaha, waxayna ku siin karaan xalal agab xirfadeed oo dheeraad ah.
Faa'iidooyinka Tamarta VET waxaa ka mid ah:
• Warshad iyo shaybaar xirfadeed oo gaar ah;
• Heerarka iyo tayada saafiga ah ee hormuudka ka ah warshadaha;
• Qiimo tartan ah & Waqtiga keenista degdegga ah;
• Iskaashi warshadeed oo badan oo adduunka oo dhan ah;
Waxaan kugu soo dhaweyneynaa inaad booqato warshadeenna iyo shaybaarkeenna wakhti kasta!
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