Niaj hnub no, nrog txoj kev loj hlob sai ntawm kev lag luam semiconductor, IC xeem, raws li qhov txuas tseem ceeb los xyuas kom meej qhov kev ua tau zoo ntawm cov chips, nws qhov tseeb thiab kev ruaj ntseg ncaj qha cuam tshuam rau cov txiaj ntsig ntawm cov chips thiab kev sib tw ntawm kev lag luam. Raws li cov txheej txheem kev tsim cov nti txuas ntxiv mus rau 3nm, 2nm thiab ntau dua cov nodes, qhov yuav tsum tau ua rau cov khoom tseem ceeb hauv IC kuaj cov cuab yeej tau nruj zuj zus. Granite hauv paus, nrog rau lawv cov khoom siv tshwj xeeb thiab kev ua tau zoo, tau dhau los ua "tus khub kub" rau IC cov khoom siv. Dab tsi technical logic nyob tom qab qhov no?
I. Qhov "Tsis Muaj Peev Xwm Los Tiv Thaiv" ntawm Kev Cai Lij Choj
Thaum lub sijhawm kuaj IC txheej txheem, cov cuab yeej xav tau kom paub meej qhov kev ua haujlwm hluav taws xob ntawm cov chip pins, teeb liab kev ncaj ncees, thiab lwm yam ntawm nanoscale. Txawm li cas los xij, cov khoom siv hlau tsoos (xws li cam khwb cia hlau thiab hlau) tau nthuav tawm ntau yam teeb meem hauv kev siv tswv yim.
Ntawm qhov tod tes, cov coefficient ntawm thermal expansion ntawm cov khoom siv hlau yog qhov siab, feem ntau yog siab tshaj 10 × 10⁻⁶ / ℃. Cov cua sov tsim tawm thaum lub sijhawm ua haujlwm ntawm IC kuaj cov cuab yeej lossis txawm tias qhov hloov pauv me ntsis ntawm qhov ntsuas kub ntawm qhov ntsuas kub tuaj yeem ua rau muaj qhov tseem ceeb thermal expansion thiab contraction ntawm lub hauv paus hlau. Piv txwv li, 1-meter ntev cam khwb cia hlau puag tuaj yeem nthuav dav thiab cog lus txog li 100μm thaum qhov kub hloov pauv los ntawm 10 ℃. Xws li cov kev hloov pauv loj txaus los ua kom tsis raug qhov kev sojntsuam nrog cov chip pins, ua rau muaj kev sib cuag tsis zoo thiab ua rau muaj kev cuam tshuam ntawm cov ntaub ntawv xeem.
Ntawm qhov tod tes, damping kev ua tau zoo ntawm lub hauv paus hlau tsis zoo, ua rau nws nyuaj rau kev siv lub zog vibration uas tsim los ntawm kev ua haujlwm ntawm cov khoom siv. Nyob rau hauv qhov xwm txheej ntawm high-frequency teeb liab kuaj, tas li micro-oscillation yuav qhia ib tug loj npaum li cas ntawm lub suab nrov, ua rau qhov kev ua yuam kev ntawm lub teeb liab kev ntsuam xyuas los ntawm ntau tshaj 30%. Tsis tas li ntawd, cov khoom siv hlau muaj qhov sib nqus sib nqus siab thiab ua rau muaj kev sib txuas nrog cov teeb liab electromagnetic ntawm cov khoom siv kuaj, ua rau muaj kev poob tam sim no thiab hysteresis cuam tshuam, uas cuam tshuam rau qhov tseeb ntawm kev ntsuas qhov tseeb.
Ii. Qhov "Hardcore Strength" ntawm Granite Bases
Qhov kawg thermal stability, tso lub hauv paus rau kev ntsuas meej
Granite yog tsim los ntawm kev sib xyaw ua ke ntawm cov pob zeb hauv av xws li quartz thiab feldspar los ntawm ionic thiab covalent bonds. Nws coefficient ntawm thermal expansion yog tsawg heev, tsuas yog 0.6-5 × 10⁻⁶ / ℃, uas yog kwv yees li 1/2-1/20 ntawm cov khoom siv hlau. Txawm hais tias qhov kub thiab txias hloov los ntawm 10 ℃, kev nthuav dav thiab kev cog lus ntawm 1-meter-ntev granite puag yog tsawg dua 50nm, yuav luag ua tiav "zero deformation". Lub caij no, cov thermal conductivity ntawm granite tsuas yog 2-3 W / (m · K), uas yog tsawg dua 1/20 ntawm cov hlau. Nws tuaj yeem tiv thaiv kom tsis txhob muaj cua sov ntawm cov khoom siv, ua kom qhov kub thiab txias ntawm lub hauv paus tsis sib xws, thiab xyuas kom meej tias qhov kev sojntsuam thiab cov nti ib txwm tuav ib qho chaw txheeb ze.
2. Super muaj zog vibration suppression tsim ib qho chaw sim ruaj khov
Qhov tshwj xeeb siv lead ua tsis xws luag thiab grain ciam zawv zawg qauv hauv granite endow nws nrog lub zog muaj zog dissipation muaj peev xwm, nrog rau damping piv txog li 0.3-0.5, uas yog ntau tshaj li rau lub sij hawm ntawm cov hlau puag. Kev sim cov ntaub ntawv qhia tau hais tias nyob rau hauv lub vibration excitation ntawm 100Hz, lub vibration attenuation lub sij hawm ntawm lub granite puag tsuas yog 0.1 vib nas this, thaum lub sij hawm ntawm cov cam khwb cia hlau puag yog 0.8 vib nas this. Qhov no txhais tau hais tias lub hauv paus granite tuaj yeem cuam tshuam qhov kev vibrations tshwm sim los ntawm cov cuab yeej pib thiab kaw, kev cuam tshuam sab nraud, thiab lwm yam, thiab tswj kev vibration amplitude ntawm lub platform xeem hauv ± 1μm, muab kev ruaj ntseg lav rau qhov chaw ntawm nanoscale probes.
3. Natural anti-magnetic zog, tshem tawm electromagnetic cuam tshuam
Granite yog cov khoom siv diamagnetic nrog qhov sib nqus nqus ntawm kwv yees li -10 ⁻⁵. Cov hluav taws xob sab hauv muaj nyob hauv khub hauv cov khoom siv tshuaj lom neeg thiab yuav luag tsis muaj polarized los ntawm sab nraud magnetic teb. Nyob rau hauv ib puag ncig muaj zog magnetic teb ntawm 10mT, induced magnetic teb siv nyob rau saum npoo ntawm granite yog tsawg tshaj li 0.001mT, thaum uas nyob rau saum npoo ntawm cam khwb cia hlau yog siab li ntau tshaj 8mT. Cov cuab yeej tiv thaiv kev sib nqus no tuaj yeem tsim qhov chaw ntsuas ntshiab rau IC kuaj cov cuab yeej, tiv thaiv nws los ntawm kev cuam tshuam sab nraud ntawm electromagnetic xws li rhiav motors thiab RF signals. Nws yog qhov tshwj xeeb tshaj yog tsim rau kev sim cov xwm txheej uas tsis tshua muaj siab rau lub suab nrov electromagnetic, xws li quantum chips thiab high-precision ADCs / Dacs.
Thib peb, daim ntawv thov siv tau ua tiav cov txiaj ntsig zoo kawg
Cov kev coj ua ntawm ntau lub tuam txhab semiconductor tau pom tias muaj txiaj ntsig ntawm granite hauv paus. Tom qab lub ntiaj teb nto moo semiconductor kuaj cov khoom lag luam tau txais ib lub hauv paus granite hauv nws high-end 5G nti kuaj platform, nws ua tiav cov txiaj ntsig zoo kawg nkaus: qhov chaw raug ntawm daim npav sojntsuam tau nce los ntawm ± 5μm mus rau ± 1μm, tus qauv sib txawv ntawm cov ntaub ntawv xeem poob los ntawm 70%, thiab qhov kev txiav txim siab tsis zoo ntawm 0%. Lub caij no, cov nyhuv vibration suppression zoo kawg li. Cov khoom siv tuaj yeem pib qhov kev xeem yam tsis tau tos kom lub vibration kom lwj, ua kom lub voj voog ib zaug los ntawm 20% thiab ua kom muaj peev xwm tsim tau txhua xyoo ntau dua 3 lab wafers. Tsis tas li ntawd, lub hauv paus granite muaj lub neej ntev tshaj 10 xyoo thiab yuav tsum tsis muaj kev saib xyuas ntau zaus. Piv nrog rau cov hlau puag, nws cov nqi tag nrho yog txo los ntawm ntau tshaj 50%.
Plaub, hloov mus rau kev lag luam tiam sis thiab coj kev txhim kho ntawm kev sim tshuab
Nrog rau kev txhim kho cov txheej txheem ntim khoom siab tshaj plaws (xws li Chiplet) thiab kev nce ntawm cov chaw tawm tshiab xws li quantum suav chips, cov kev xav tau rau kev ua haujlwm ntawm cov cuab yeej hauv IC xeem yuav nce ntxiv. Granite puag kuj tseem niaj hnub innovating thiab kho dua tshiab. Los ntawm cov txheej txheem txheej txheej txheej txheej los txhim kho kev hnav tsis kam lossis los ntawm kev sib txuas nrog piezoelectric ceramics kom ua tiav cov txiaj ntsig kev vibration thiab lwm yam kev siv thev naus laus zis, lawv tau txav mus rau qhov tseeb dua thiab txawj ntse. Nyob rau hauv lub neej yav tom ntej, lub hauv paus granite yuav txuas ntxiv tiv thaiv cov thev naus laus zis tshiab ntawm kev lag luam semiconductor thiab kev txhim kho zoo ntawm "Suav chips" nrog nws cov kev ua tau zoo.
Xaiv lub hauv paus granite txhais tau tias xaiv qhov tseeb dua, ruaj khov thiab ua tau zoo IC kev tshuaj ntsuam xyuas. Txawm hais tias nws yog cov txheej txheem siab tshaj plaws tam sim no kev sim nti lossis kev tshawb nrhiav yav tom ntej ntawm cov thev naus laus zis, cov granite hauv paus yuav ua lub luag haujlwm tseem ceeb thiab tsis hloov.
Post lub sij hawm: May-15-2025