Inqanawa ye-quartz wafersisixhobo esikhethekileyo esisetyenziswa kwinkqubo yokuvelisa i-semiconductor, ikakhulu ekuthwaleni nasekuthutheni ii-silicon wafers kwiindawo ezinobushushu obuphezulu. Ngenxa yokumelana kwayo nobushushu obuphezulu kunye nozinzo lweekhemikhali, ii-quartz wafer boats zisetyenziswa kakhulu kwiimfuno ezininzi zenkqubo echanekileyo neyobuchwepheshe obuphezulu. Ngokwesiqhelo zenziwe ngezinto ze-quartz ezicocekileyo kakhulu (i-SiO2), ezingagcini nje ngokuba nozinzo oluhle lobushushu kubushushu obuphezulu kodwa zigcina uzinzo lweekhemikhali, zithintela iigesi ezisabelayo okanye iikhemikhali ekungcoliseni i-wafer.
Kwinkqubo yokwenziwa kwee-semiconductor, ingakumbi kwi-photolithography, i-thin film deposition, i-etching kunye nezinye iinkqubo, ii-wafers kufuneka zicutshungulwe kumaqondo obushushu aphezulu kwaye zihlala zifuna iimpendulo kwiindawo ezikhethekileyo. Ngexesha lale nkqubo, isikhephe se-wafer, njengesithwali, sinokuxhasa kwaye sithuthe ii-wafers ngokuzinzileyo, siqinisekise ukuba umphezulu we-wafer awungcoliswanga kwaye unciphise umonakalo kakhulu.
Isicelo
1. Ukuveliswa kwe-semiconductor
Ishishini le-semiconductor lelona candelo liphambili lokusetyenziswa kwezikhephe ze-quartz wafer. Izikhephe ze-wafer zihlala zisetyenziswa ekwenzeni iisekethe ezidibeneyo (IC), kubandakanya ukufakwa kwefilimu encinci (njengokufakwa komphunga wekhemikhali kunye nokufakwa komphunga ngokwasemzimbeni) kunye neenkqubo zobushushu obuphezulu ezifana ne-oxidation kunye ne-annealing. Ngexesha lezi nkqubo, isikhephe se-wafer sinoxanduva lokuthutha ii-wafer ngokulinganayo kwi-reactor kwaye siqinisekise ukuba zifudunyezwa ngokulinganayo kuyo yonke inkqubo.
2. Ukufakwa komphunga weekhemikhali (i-CVD)
Kwinkqubo ye-CVD, iinqanawa ze-quartz wafer zinokuthutha ii-wafers ngokuzinzileyo kubushushu obuphezulu ukuqinisekisa ukufana kweediphozithi kunye nokunciphisa ungcoliseko lweekhemikhali. Ngenxa yeempawu zezinto ezikwinqanawa ye-wafer, inokukuphepha ngempumelelo ukuphazamiseka kweempendulo zeekhemikhali ngexesha lenkqubo ye-CVD, ngaloo ndlela iqinisekisa umgangatho wee-wafers.
3. Inkqubo yokufunxa
I-Annealing ngumsebenzi oqhelekileyo kwinkqubo yokwenziwa kwe-semiconductor, equka ukufudumeza i-wafer ukuze kukhululwe uxinzelelo lwangaphakathi okanye kulungiswe iziphene ezithile. Iinqanawa ze-quartz wafer zisetyenziswa kule nkqubo ukuthwala ii-wafers nokuqinisekisa ukuba zifumana unyango olufanayo lobushushu kwi-oven.
4. Ukukhula kwekristale
Kwimveliso yezinye izinto eziphambili, ii-quartz wafer boats zingasetyenziswa nakwiinkqubo zokukhula kwekristale, ingakumbi ekukhuleni kweekristale zesilicon single kunye nezinye izinto ze-semiconductor. Kwezi zicelo, ukumelana nobushushu obuphezulu kunye nokuzinza kweekhemikhali kwee-quartz boats kubaluleke kakhulu.
Uyilo lweenqanawa ze-quartz wafer kufuneka luhlangabezane neemfuno ezininzi:
- Uzinzo lobushushu obuphezulu:Iqondo lokunyibilika kwezinto ze-quartz lingaphezulu kwe-1600°C, nto leyo eyenza ukuba ikwazi ukugcina uzinzo olubonakalayo nolwekhemikhali kwiindawo ezinobushushu obuphezulu.
- Ukumelana noxinzelelo lobushushu:I-Quartz inokumelana kakuhle nokutsha kobushushu, iyakwazi ukuziqhelanisa notshintsho lobushushu ngokukhawuleza, kwaye ayiqhelanga ukuqhekeka.
- l Ayinangcoliseko:I-Quartz yinto ecocekileyo kakhulu enokuthintela ukungcoliswa komphezulu we-wafer. Kwinkqubo yokwenziwa kwe-semiconductor, naluphi na ungcoliseko oluncinci lunokubangela iziphene kwimveliso, ngoko ke ukukhethwa kwezinto ze-quartz kubaluleke kakhulu.
Ungayikhetha njani iQuartz Wafer Boat?
1. Inani kunye nobukhulu beewafers
Iinkqubo ezahlukeneyo zemveliso zineemfuno ezahlukeneyo zeenqanawa ze-wafer. Ngokubanzi, ubungakanani benqanawa ye-wafer, inani leendawo ezisetyenziswayo, njl.njl. kufuneka kumiselwe ngokusekwe kubukhulu kunye nobungakanani bee-wafer eziza kucutshungulwa. Ii-wafer ezininzi kakhulu zinokuchaphazela ukusasazwa kobushushu kunye nokufana, ngoko ke kufuneka kuqwalaselwe ngokuchanekileyo ngexesha loyilo kunye nokukhetha.
2. Izinto ze-quartz ezicocekileyo kakhulu
Ngenxa yeemfuno zococeko eziphezulu kakhulu kwinkqubo yokwenziwa kwee-semiconductor, ukukhethwa kwezinto ze-quartz ezicocekileyo kakhulu kubaluleke kakhulu. I-quartz ecocekileyo kancinci ingcolisa ii-wafers, nto leyo ekhokelela ekwehleni komgangatho wemveliso.
3. Ukumelana noxinzelelo olushushu
Kwezinye iinkqubo, ii-wafer boats kufuneka zitshintshe rhoqo phakathi kweendawo ezahlukeneyo zobushushu, ngoko ke ukumelana nokutshayiswa kobushushu kubaluleke kakhulu. Izinto ze-quartz ngokwazo zinokumelana nokutshayiswa kobushushu okuhle, kodwa ukumelana nokutshayiswa kobushushu kwee-wafer boats ze-quartz ezenziwe ngabavelisi abahlukeneyo kunokwahluka.
4. Ukumelana nokugqwala kunye nozinzo lweekhemikhali
Iikhemikhali ezisetyenziswa kwimveliso ye-semiconductor zihlala zirhabaxa kakhulu, ngoko ke ii-quartz wafer boats kufuneka zibe nozinzo oluphezulu lweekhemikhali ukuze kuthintelwe ukusabela kwezi zinto zeekhemikhali.
5. Ixabiso kunye nexesha lokuphila
Njengoko ii-quartz wafer carriers zisebenza kwiindawo ezinobushushu obuphezulu, zihlala zichaphazeleka kukuwohloka ngokwasemzimbeni. Ke ngoko, ubomi bazo benkonzo bukwayinto ekufuneka iqwalaselwe. Ukukhetha isikhephe se-wafer esingabizi kakhulu kunokunciphisa ngempumelelo iindleko zokusebenza kwexesha elide.
Ungayigcina njani iQuartz Wafer Boat?
1. Ukucoca
Ngexesha lokusetyenziswa, ii-quartz wafer boats zinokuqokelela ezinye izinto zeekhemikhali okanye amasuntswana amancinci, nto leyo enokuchaphazela umgangatho wee-wafers. Ke ngoko, kubaluleke kakhulu ukucoca i-wafer boat rhoqo. Iindlela zokucoca eziqhelekileyo ziquka ukusebenzisa ii-ultrasonic cleaners, ukuhlamba nge-asidi, kunye nezisombululo zokucoca ukungcola, njl.
2. Jonga ukuba akukho mifantu okanye umonakalo
Ngenxa yokuba izikhephe ze-quartz wafer ziphantsi kobushushu obuphezulu kakhulu kunye noxinzelelo loomatshini, ukuqhekeka okanye ukuguguleka kunokwenzeka emva kokusetyenziswa ixesha elide. Hlola rhoqo ukuqina kwesakhiwo sesikhephe se-wafer kwaye utshintshe izinto ezonakeleyo ngexesha elifanelekileyo ukuze uphephe iingxaki ngexesha lenkqubo yemveliso.
3. Thintela ukugqithisa kakhulu
Nangona i-quartz inokumelana kakuhle nokutshayiswa kobushushu, isenokonakala phantsi kweemeko ezithile eziqatha. Ke ngoko, xa isebenza, kuyimfuneko ukuqwalasela ukuphepha amaqondo obushushu aphezulu kakhulu kunye nokutshayiswa kobushushu.
Ixesha leposi: Sep-02-2025