Alaabta dhoobada ah ayaa si isa soo taraysa u noqonaysa qayb muhiim ah oo ka mid ah wax soo saarka heerka sare ee caalamiga ah. Thanks to adkeysigooda sare, caabbinta heerkulka sare, iyo iska caabinta daxalka, ceramics horumarsan sida alumina, silicon carbide, iyo aluminium nitride ayaa si weyn loogu isticmaalaa hawada hawada, baakadaha semiconductor, iyo codsiyada biomedical. Si kastaba ha ahaatee, iyadoo ay ugu wacan tahay jabka soo jireenka ah iyo adkaanta jabka hoose ee alaabtan, farsamayntooda saxda ah ayaa had iyo jeer loo arkaa caqabad adag. Sanadihii la soo dhaafay, iyadoo la adeegsanayo qalabka cusub ee wax lagu gooyo, hababka isku dhafan, iyo tignoolajiyada la socodka caqliga leh, cilad-xumada mashiinka dhoobada ayaa si tartiib tartiib ah looga gudbayaa.
Dhib: Adag oo Sarreeya iyo Jilicsanaantoodu way wada nool yihiin
Si ka duwan biraha, dhoobada ayaa aad ugu nugul dildilaaca iyo jajabinta inta lagu jiro mashiinka. Tusaale ahaan, silikoon carbide waa mid aad u adag, iyo qalabka wax lagu gooyo dhaqameed inta badan si dhakhso ah ayey u dhammaadaan, taas oo keenta cimri dherer ah toban meelood meel oo kaliya ee mashiinka biraha. Saamaynta kulaylka ayaa sidoo kale ah khatar weyn. Heerkulka deegaanka ayaa kor u kaca inta lagu jiro mishiinada waxay u horseedi kartaa isbeddelka wejiga iyo culeyska haraaga ah, taasoo keentay dhaawac dhulka hoostiisa ah kaas oo wax u dhimi kara kalsoonida badeecada ugu dambeysa. Substrates semiconductor, xitaa waxyeelada nanometer-ku waxay hoos u dhigi kartaa daadinta kulaylka iyo waxqabadka korantada.
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Si looga gudbo caqabadahan mashiinada, warshaduhu waxay si joogto ah u soo bandhigayaan qalab cusub oo goynta iyo xalalka hagaajinta habka. Polycrystalline diamond (PCD) iyo boron nitride cubic boron nitride (CBN) qalabka wax lagu gooyo ayaa si tartiib tartiib ah u bedelay qalabka goynta carbide ee dhaqanka, taasoo si weyn u wanaajisay caabbinta xirashada iyo xasilloonida mashiinka. Intaa waxaa dheer, codsiga goynta-gariirka ultrasonic-ka-caawinta tignoolajiyada mashiinnada ductile-domain-ka ayaa awood u leh goynta "caag-u eg" ee walxaha dhoobada ah, oo hore looga saaray kaliya jab jaban, taas oo yareyneysa dildilaaca iyo dhaawaca geesaha.
Marka la eego daawaynta dusha sare, tignoolajiyada cusub sida nadiifinta farsamada kiimikaad (CMP), polishing magnetorheological (MRF), iyo polishing plazma-assisted (PAP) waxay wadaan qaybo dhoobo ah xilliga saxda ah ee heerka nanometer. Tusaale ahaan, aluminium nitride substrates kulaylka, iyada oo loo marayo CMP oo lagu daray hababka PAP, waxay gaadheen heerar qallafsanaan oo ka hooseeya 2nm, taas oo muhiimad weyn u leh warshadaha semiconductor.
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Horumaradan tignoolajiyada ayaa si degdeg ah loogu turjumay codsiyada warshadaha. Soosaarayaasha semiconductor waxay isticmaalayaan qalabka mashiinka adag ee adag iyo nidaamyada magdhowga khaladaadka kulaylka si loo hubiyo xasilloonida weelasha dhoobada waaweyn. Goobta biomedical-ka, sagxadaha qaloocan ee maqaar-galaha zirconia ayaa lagu farsameeyay si sax ah oo sare iyada oo loo marayo polishing magnetorheological. Marka lagu daro habka laysarka iyo dahaarka, tani waxay sii kordhinaysaa biocompatibility iyo adkeysiga.
Isbeddellada Mustaqbalka: Wax-soo-saarka Cagaaran iyo Cagaaran
Inaad horay u sii eegto, farsamaynta saxanka dhoobada waxay noqon doontaa xitaa caqli badan iyo deegaan saaxiibtinimo leh. Dhinaca kale, sirta macmalka ah iyo mataanaha dhijitaalka ah ayaa lagu daraa hababka wax soo saarka, taas oo awood u siinaysa hagaajinta wakhtiga dhabta ah ee waddooyinka qalabka, hababka qaboojinta, iyo cabbirrada mashiinnada. Dhanka kale, naqshadaynta dhoobada gradient iyo dib u warshadaynta qashinka waxay noqonayaan goobo cilmi baaris ah, oo siinaya habab cusub oo wax soo saarka cagaaran.
Gabagabo
Waa wax la saadaalin karo in mashiinada saxda ah ee dhoobada ay sii wadi doonto inay u horumarto dhanka "nano-sax, dhaawac hooseeya, iyo xakamaynta caqliga." Warshadaha wax soo saarka caalamiga ah, tani ma aha oo kaliya horumar laga gaaray habaynta agabka laakiin sidoo kale waxay tilmaamaysaa tartanka mustaqbalka ee warshadaha dhamaadka-sare. Sida qayb muhiim ah oo ka mid ah wax soo saarka horumarsan, horumarka cusub ee farsamaynta dhoobada ayaa si toos ah u kicin doonta warshadaha sida hawada sare, semiconductors, iyo biomedicine ilaa heerar cusub.
Waqtiga boostada: Seb-23-2025