Kev sib txuas tsis kawg ntawm corundum dawb thiab yav tom ntej thev naus laus zis
Txhua tus neeg hauv lub voj voog thev naus laus zis paub tias cov ntaub ntawv tshiab yog cov txiaj ntsig nyuaj. Leej twg yuav xav li ntawddawb corundum, uas zoo li cov piam thaj dawb, yuav dhau los ua "tsis pom kev txhawb nqa" ntawm kev hloov pauv thev naus laus zis yav tom ntej. Los ntawm cov xov tooj ntawm tes chips mus rau Mars rover qhov chaw, los ntawm quantum computers mus rau cov khoom siv nuclear fusion, nws tuaj yeem pom nyob txhua qhov chaw. Niaj hnub no, cia peb tshem tawm cov txheej txheem thev naus laus zis no thiab saib seb cov qub tub rog no ua li cas zoo nyob ntsiag to.
1. Lub txiaj ntsim "technological gene"
Lub hard-core cov khoom ntawm dawb corundum yog tsuas yog tailor-made rau yav tom ntej technology. Nrog rau Mohs hardness ntawm 9.0, nws tsuas yog ua tsis taus pa phem dua pob zeb diamond. Lub Hoobkas photolithography tshuab hauv Shanghai tau ua qhov kev sim sib piv. Qhov nto roughness ntawm daim ntawv qhia rail nto polished nrog dawb corundum tuaj yeem ncav cuag Ra0.008μm. Tus kws kho mob Xiao Li tuav lub workpiece thiab ntaus nws daim di ncauj: "Nrog qhov tseeb, yoov tshaj cum yuav tawg pob txha yog tias nws sawv ntawm nws!"
Lub thermal stability yog qhov txaus ntshai heev. Cov ntaub ntawv los ntawm lub chaw soj ntsuam nuclear fusion hauv Qingdao tau qhia tias dawb corundum-raws li ceramics tiv taus qhov kub siab ntawm 2000 ℃ rau 100 teev, thiab qhov hloov pauv loj yog tsawg dua 0.01%. Tus kws tshawb fawb Lao Wang patted lub tshuab nqus tsev vacuum thiab hais tias: "Cov khoom no tuaj yeem sawv saum lub hnub rau ob hnub!"
2. "Hidden Champions" hauv Semiconductor Field
Hauv kev sib ntaus sib tua nano-scale ntawm chip manufacturing, dawb corundum tau ntev ua "sweeping monk". Lub Hoobkas wafer hauv Taizhou tau siv 0.1μm dawb corundum micro-hmoov los txiav cov silicon wafers, thiab ntug kev sib tsoo tus nqi raug txo rau 0.2‰. Tus Xib Hwb Lao Chen ntsia lub tshuab tsom thiab luag tias: "Tam sim no kev txiav wafers ua tau zoo dua li txiav taum paj, thiab cov txiaj ntsig tau ncaj qha mus txog 99.98%!"
polishing ntawm lithography tshuab lens yog qhov tseeb dua. Cov ntaub ntawv los ntawm lub chaw soj nstuam hauv Beijing yog lub puab tsaig poob qis: lub lens yog kho nrog dawb corundum nano-polishing kua, thiab qhov chaw tiaj tus yog mus txog λ / 50 wavelength. Tus Thawj Saib Xyuas Kev Lag Luam Lao Liu tau piav tes piav taw thiab hais tias: "Qhov no yog qhov sib npaug rau kev txhim kho lub dav hlau daim iav ntawm Dej Hiav Txwv Pacific!"
3. "Compression King" hauv kev lag luam Aerospace
Dawb corundum muaj qhov kawg hais hauv kev ua haujlwm ntawm Mars rover qhov chaw. Ib lub chaw tsim khoom siv aerospace hauv Xi'an siv dawb corundum sib tsoo lub log los zom cov titanium alloy brackets, thiab qhov seem seem ntawm qhov kev ntxhov siab yog tswj kom tsis pub dhau ± 5MPa. Chief Engineer Lao Zhang hais nrog ib tug luam yeeb nyob rau hauv nws lub qhov ncauj: "Nrog rau theem no, Musk yuav tsum dhau ib tug luam yeeb los thov tswv yim!"
Aerospace cav hniav tau mus txog qhov siab tshiab. Cov ntaub ntawv ntawm ib lub tuam txhab aviation cav hauv Chengdu yog qhov muag pom: dawb corundum ceramic-raws li cov hniav sib xyaw, nrog rau qhov kub thiab txias txog li 1600 ℃. Tus neeg tsav tsheb xeem Lao Li ntsia lub dashboard thiab drooled: "Nrog rau qhov kev ua tau zoo no, lub tshuab dav hlau yuav tsum hu rau txiv!"
4. “Ua Kom Tau Txais Kev Pabcuam” hauv Txoj Kev Tshiab Zog
Dawb corundum yog qhov zoo heev ntawm kev txiav fais fab roj teeb ncej. Lub Hoobkas roj teeb hauv Ningde ntsuas: siv dawb corundum xuab zeb xaim los txiav graphene coatings, burr qhov siab yog tswj kom qis dua 0.5μm. Tus thawj coj ntawm lub rooj cob qhia Lao Zhou patted lub roj teeb ntawm tes thiab hais tias zoo siab: "Lub zog ceev ntawm lub roj teeb no zoo dua Tesla lub!"
5. "Dub thev naus laus zis saib ua ntej" ntawm Kev Sib Tw Yav Tom Ntej
Dawb corundum yog qhov zoo ntawm kev txias quantum computers. Ib chav kuaj hauv Hefei tau tsim cov nano-scale dawb corundum thermal conductive zaj duab xis nrog thermal conductivity ntawm 400W / m·K. Tus kws tshawb fawb Lao Ma tau khav tias: "Tam sim no cov cua kub ntawm cov khoom quantum tau nrawm dua li kev siv tshuaj ua npaws!"
Thawj phab ntsa khoom ntawm nuclear fusion yog ntau zog zog. Cov dawb corundum composite ceramic ntawm lub koom haum tshawb fawb hauv Mianyang muaj qhov kev puas tsuaj ntawm neutron irradiation uas yog 6 npaug siab dua li cov ntaub ntawv ib txwm muaj. Chief Engineer Lao Zhao taw tes rau lub reactor thiab hais tias: "Cov khoom no yuav ruaj khov mus txog thaum lub reactor coj mus muag yuav raug muab tso rau hauv kev tsim khoom!"