Waa maxay Doonta Quartz?
A doon quartzwaa qaade sax ah oo ka samaysan silica isku dhafan oo nadiif ah oo aad u sareysa, oo sida caadiga ah leh nakhshad meelo badan leh. Waxaa loo isticmaalaa in lagu qabto maraqa silikoon, substrates semiconductor, ama qalab kale inta lagu jiro hababka heerkulka sare. Soo saarista sawir-qaadista iyo semiconductor, doonyaha quartz waa aaladaha lagama maarmaanka u ah geeddi-socodka muhiimka ah sida faafinta, kaydinta uumiga kiimikada (CVD), iyo annealing, si toos ah u saameeya waxtarka wax-soo-saarka iyo wax-soo-saarka.
Hawlaha Muhiimka ah:
Sawir-qaadistaWaxaa loo isticmaalaa faafinta fosfooraska (si loo sameeyo isgoysyada PN) iyo dhigista lakabka passivation ee maraqyada silikoon ee foornooyinka heerkulka sare leh.
Semiconductors: Sido maraqyada inta lagu jiro oksaydhaynta, etching, iyo meel dhigista filimada khafiifka ah ee samaynta chip.
Sidee loo naqshadeeyay oo loo farsameeyay Doonta Quartz?
Naqshadayntaquartz wafer doonwaa in uu buuxiyaa shuruudaha soo socda:
-ultra-High Purity:
Walaxda ceeriin ee SiO2 waa in ay ka badan tahay 99.99% daahirnimo si looga fogaado faddaraynta.
-Iska caabinta Heerkulka Sare:
U adkeyso soo-gaadhista dheer ee heerkulka ka sarreeya 1200 ℃ iyada oo aan la burburin qaabdhismeed.
-Balaadhinta kulaylka Hoose:
Isku-dhafka balaarinta kulaylka (CTE) waa in la yareeyaa (≈5.5 10-6/℃) si looga hortago dagaal ama dildilaac.
-Naqshadeynta saxda ah ee Slot:
Dulqaadka kala dheereynta Slot waxaa lagu xakameeyaa ± 0.1mm gudahood si loo hubiyo kuleyl isku mid ah.
Sidee loo farsameeyaa doonta quartz?
Nadiifinta alaabta ceeriin:
Ciid quartz-dabiiciga ah ayaa lagu dhalaaley foorno koronto ah 2000°C si looga saaro wasakhda sida Fe, Al, iyo Na.
Farsamooyinka Samaynta:
Mashiinka CNC: Qalabka kombuyuutarku hagayo waxay ku xardhan yihiin godad leh saxnaanta millimitir-hoosaadka.
Caar-qaadista: Geometries-ka adag, silica isku qasan ayaa lagu shubaa caaryada garaafyada oo la miiray.
Wanaagsanaanta dusha sare:
Tooshka dheemanka-alaabta waxa ay gaartaa qallafsanaanta dusha sare (Ra) <0.5 μm
Acid dhaqid (tusaale, HCl) waxay meesha ka saartaa wasakhda haraaga ah.
Tijaabada Adag:
Tijaabada shoogga kulaylka: Si degdeg ah baaskiil loo waday inta u dhaxaysa 25 ℃ iyo 1200 ℃ si loo hubiyo caabbinta dildilaaca.
Falanqaynta daahirnimada: spectrometry mass spectrometry (GDMS) ee dareeraha dareeraha ah waxa ay ogaataa waxyaalaha wasakhda ah.
Waa maxay sababta doomaha quartz aan lagu bedeli karin warshadahan?
Jilicsanaanta Kiimikada: Waxay u adkaysataa falcelinta asiidhka, alkalis, koloriin, iyo habka gaasaska heerkul sare.
Deganaanshaha kulaylka: Aad uga sarreeya biraha ama ceramics ee baaskiil kuleyleedka degdega ah sababtoo ah CTE aadka u hooseeya.
Daah-furnaanta indhahaWaxay u ogolaataa gudbinta iftiinka UV-IR ee habka CVD-ga lagu caawiyay sawir.
Isbarbardhigga:
Silicon Carbide (SiC) Doonta: Qiimaha sarreeya iyo falcelinta ogsijiinta (waxay dhalisaa CO2).
Doonta graphiteKhatarta wasakhowga kaarboonka ee saameeya iska caabbinta wafer.
Sidee bay doomaha quartz ugu shaqeeyaan khadadka wax soo saarka sawir-qaadista?
Faafinta Fosfooraska:
Habka: Waferrada Silikoon ayaa lagu shubaa doomaha quartz waxayna la kulmaan gaaska POCl3 at 850-950 ℃ si ay u sameeyaan isgoysyada PN.
Quartz waxay leedahay iska caabin daxalka sare leh oo ka dhan ah deegaanka POCl3 ee gardarrada leh.
PERC Passiving Cell:
Geedi socodka: Waxay haysaa wafers inta lagu guda jiro meelaynta Al2O3 ee dulsaarka dhabarka, kor u qaadista waxtarka beddelka.
Halbeegga Halis ah: Nakhshad Afyare waxay hubisaa lebbiska dhumucda filimka ≤3%.
Sidee bay doomaha quartz u xaqiijiyaan saxnaanta farsamaynta waferka?
Hababka oksidaynta:
Habka: Waferrada waxaa si toosan loogu raraa doonta quartz si ay qallajiyaan oksaydheynta qoyan ee 1100 ℃ si ay u koraan lakabyada SiO2.
Naqshadeynta Naqshadeynta: Darbiyada godadku waxay xagal u yihiin 5-10° si ay uga hortagaan simbiriirixashada.
Habka CVD:
Habka: Wuxuu sahla qaybinta balaasmaha isku midka ah inta lagu jiro meel dhigista Si3N4 ama polysilicon.
Innovation: Naqshado horumarsan waxay ku daraan kanaalada qulqulka gaaska si loo hagaajiyo joogteynta filimka.
Waa maxay dhaqamada kordhinaya cimriga quartz boa iyada oo la dhimayo wakhtiga hoos u dhaca?
Wareegyada Nadiifinta:
Maalin kasta: Biyaha barafaysan + CO2 nadiifinta jetka barafka waxay ka saartaa walxaha dabacsan.
Toddobaadle: Gelida 5% citric acid at 80℃ waxa ay milmaan biraha oksaydhyada.
Liiska hubinta:
Devitrification: Baraha cad ee quartz waxay muujinayaan crystallization; beddel haddii caymisku ka sarreeyo 5%.
Microcracks: Isticmaal baaritaanka dheeha si aad u ogaato cilladaha dusha sare.
Waa maxay horumarada dib u qeexi doona tignoolajiyada doonta quartz?
Doomaha karti u leh IoT:
Dareemayaasha fiber-ku-xidhan ee Bragg grating (FBG) waxay la socdaan jaangooyooyinka heerkulka waqtiga-dhabta ah (± 1°C saxnaanta).
Dahaarka Sare:
Dahaarka Yttria-stabilized zirconia (YSZ) waxay yareeyaan dhisidda silikoon carbide 70% ee reactors epitaxial.
Wax-soo-saarka Wax-soo-saarka:
Doomaha quartz-ka ee 3D-daabacan ee leh qaab-dhismeedyo shabag ah ayaa miisaanka jaray 40% iyadoo la ilaalinayo awoodda.
Gabagabo
Laga soo bilaabo awood-siinta terawatt-beeraha qoraxda ilaa awoodda kacaanka AI iyada oo loo marayo semiconductors horumarsan,doon quartzwaa faras-hawleed-shaqo-yar oo tignoolajiyada casriga ah. Maaddaama warshaduhu ay riixayaan xuduudaha yaraynta iyo hufnaanta, hal-abuurnimada naqshadeynta doonta quartz iyo sayniska maadada ayaa sii ahaan doona mid muhiim ah - taas oo caddaynaysa in xitaa da'da AI iyo xisaabinta tirada, qaar ka mid ah qalabka "dugsiga hore" ayaa weli haya furayaasha mustaqbalka.
Waqtiga boostada: Mar-20-2025