Zigawo zolondola za granite: Zoteteza kulondola kwa nanoscale popanga semiconductor.

Mu gawo la kupanga ma semiconductor, kulondola ndiye chinthu chofunikira kwambiri. Pamene ukadaulo wopanga ma chip ukupitilira kupita patsogolo kufika pa mulingo wa nanometer komanso ngakhale mulingo wa nanometer, cholakwika chilichonse chaching'ono chingayambitse kuchepa kwa magwiridwe antchito a ma chip kapena kulephera kwathunthu. Mu mpikisano uwu wa kulondola komaliza, zowonjezera za granite, zomwe zili ndi mawonekedwe ake apadera komanso amakaniko, zakhala chinthu chofunikira kwambiri pakutsimikizira kulondola kwa nanoscale popanga ma chip.
Kukhazikika kwapadera kumayala maziko a kulondola
Malo omwe ali mu malo opangira zinthu zamagetsi ndi ovuta, ndipo zinthu zakunja monga kugwedezeka ndi kusintha kwa kutentha nthawi zonse zimawopseza kulondola kwa kupanga. Zowonjezera zolondola za granite zimakhala ndi kukhazikika kwakukulu, zomwe zimapereka maziko olimba opangira ma chip. Kapangidwe kake kamkati ndi kolimba komanso kofanana, komwe kamapangidwa kudzera munjira za geological kwa zaka mazana ambiri, ndipo kali ndi mawonekedwe achilengedwe ochepetsa chinyezi. Pamene kugwedezeka kwakunja kumatumizidwa ku zida zopangira, zigawo zolondola za granite zimatha kuyamwa bwino ndikuchepetsa mphamvu yopitilira 80% ya kugwedezeka, zomwe zimachepetsa kwambiri mphamvu ya kugwedezeka pa zida zolondola.

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Khalidweli ndi lofunika kwambiri pa njira yojambulira zithunzi. Kujambulira zithunzi ndi gawo lofunika kwambiri posamutsa mapangidwe a tchipisi pa ma wafer a silicon, zomwe zimafuna tebulo logwirira ntchito la makina ojambulira zithunzi kuti likhale lolimba kwambiri. Benchi logwirira ntchito lolondola la granite limatha kusiyanitsa kusokonezeka kwa kugwedezeka kuchokera pansi pa workshop ndi zida zina, kuonetsetsa kuti cholakwika cha malo pakati pa silicon wafer ndi chigoba cha photolithography chikuwongoleredwa pamlingo wa nanometer panthawi yojambulira zithunzi pa makina ojambulira zithunzi, motero kutsimikizira kusamutsa kolondola kwa mawonekedwewo.

Kuphatikiza apo, kuchuluka kwa kutentha kwa granite kumakhala kochepa kwambiri, nthawi zambiri kuyambira 5 mpaka 7×10⁻⁶/℃. Pa nthawi yopanga semiconductor, kutentha komwe kumachitika chifukwa cha magwiridwe antchito a zida komanso kusinthasintha kwa kutentha kwa malo ogwirira ntchito kungayambitse kusintha kwa kutentha kwa zinthu. Zowonjezera za granite sizimakhudzidwa ndi kusintha kwa kutentha ndipo nthawi zonse zimatha kusunga miyeso ndi mawonekedwe okhazikika. Mwachitsanzo, mu njira yopangira chip, ngakhale kusintha pang'ono kwa kutentha kungayambitse kukula kwa kutentha kwa zigawo zofunika kwambiri za zida zopangira, zomwe zimapangitsa kuti kusinthasintha kwa kuya ndi kulondola kwa etching kusinthe. Komabe, kugwiritsa ntchito zowonjezera za granite monga zothandizira komanso zonyamula katundu kungathandize kupewa izi kuti zisachitike, ndikuwonetsetsa kuti njira yopangira etching ndi yolondola kwambiri.
Kukonza bwino kwambiri komanso ubwino wapamwamba
Ukadaulo wolondola kwambiri wa zigawo zolondola za granite ndi chinthu chofunikira kwambiri pakutsimikizira kulondola kwa kupanga kwa tchipisi. Kudzera muukadaulo wapamwamba kwambiri wokonza molondola kwambiri, kusalala kwa pamwamba, kulunjika ndi zizindikiro zina zolondola za zowonjezera za granite zimatha kufika pamlingo wapamwamba kwambiri. Mwachitsanzo, pogwiritsa ntchito njira zopukutira ndi kupukuta za CNC, kukhwima kwa pamwamba pa granite kumatha kuchepetsedwa kufika pamlingo wa nanometer, zomwe zimapangitsa kuti mawonekedwe a pamwamba akhale ofanana ndi galasi.

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Mu zipangizo zopangira ma chip, mawonekedwe abwino kwambiri a pamwamba pa zinthu monga granite precision guide rails ndi sliders amatha kuchepetsa kwambiri kukangana ndi kuwonongeka pakati pa zinthu zoyenda. Izi sizimangowonjezera kukhazikika ndi kulondola kwa kayendedwe ka zidazo, komanso zimatalikitsa moyo wa ntchito ya zidazo. Mwachitsanzo, tengerani zida zopakira ma chip. Ma granite guide rails olondola amatha kutsimikizira kuti cholakwika cha njira yoyendetsera mutu wa phukusi ponyamula ndikuyika chip chimayang'aniridwa pa mulingo wa micrometer kapena nanometer, motero zimapangitsa kuti pakhale kulumikizana kolondola komanso kodalirika pakati pa chip ndi substrate yopakira.
Kuletsa kuvala komanso kukhazikika kwa nthawi yayitali
Kupanga ma semiconductor ndi njira yopangira yopitilira komanso yayitali, ndipo zidazo ziyenera kugwira ntchito mokhazikika kwa nthawi yayitali. Granite ili ndi kukana kwabwino kwambiri kuwonongeka, yokhala ndi kuuma kwa Mohs kwa 6 mpaka 7, yokhoza kupirira mayendedwe amakina ndi katundu wanthawi yayitali. Pakugwiritsa ntchito zida zopangira ma chip tsiku ndi tsiku, zida zolondola za granite sizitha kusweka ndipo nthawi zonse zimatha kusunga magwiridwe antchito okhazikika komanso olondola.

Poyerekeza ndi zipangizo zina, granite sikumana ndi kutopa kapena kuwonongeka kwa magwiridwe antchito akagwiritsidwa ntchito kwa nthawi yayitali. Izi zikutanthauza kuti zida zopangira ma chip pogwiritsa ntchito zigawo zolondola za granite zimatha kukhalabe zolondola kwambiri komanso zokhazikika pambuyo pa ntchito yayitali, zomwe zimachepetsa bwino chiwopsezo cha zinthu zomwe zimachitika chifukwa cha kuchepa kwa kulondola kwa zida. Kwa opanga ma semiconductor, izi sizimangowonjezera magwiridwe antchito opanga komanso zimachepetsa ndalama zopangira.
Mapeto
Panjira yofunafuna kulondola kwa nanoscale popanga zinthu za semiconductor, zigawo zolondola za granite zimagwira ntchito yofunika kwambiri chifukwa cha kukhazikika kwawo kwakukulu, kukonza bwino kwambiri komanso kudalirika kwa nthawi yayitali. Kuyambira pa photolithography mpaka etching, kuyambira pa ma chip packing mpaka kuyesa, zowonjezera za granite zimayenda mu ulalo uliwonse wofunikira popanga ma chip, kupereka chitsimikizo cholimba cha kupanga ma chip molondola kwambiri. Ndi chitukuko chopitilira cha ukadaulo wa semiconductor, zofunikira pakulondola zidzakwera kwambiri. Zigawo zolondola za granite zipitilizanso kuchita gawo lofunikira m'munda uno, kuthandiza makampani opanga ma semiconductor kufika pamlingo watsopano nthawi zonse. Kaya tsopano kapena mtsogolo, zigawo zolondola za granite nthawi zonse zidzakhala mphamvu yayikulu yotsimikizira kulondola kwa nanometer popanga ma semiconductor.

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Nthawi yotumizira: Meyi-07-2025