Nyob rau hauv lub "super Hoobkas" ntawm nti manufacturing, txhua wafer qhov luaj li cas ntawm tus ntiv tes yog ib tug meej circuits, thiab tus yuam sij rau kev txiav txim seb cov circuits yuav tsum precisely tsim yog tiag tiag muab zais rau hauv ib tug unremarkable pob zeb - qhov no yog granite. Niaj hnub no, cia peb tham txog "cov riam phom zais cia" ntawm granite - nws lub peev xwm damping - thiab yuav ua li cas nws dhau los ua "tus neeg saib xyuas tus tim tswv" ntawm wafer scanning khoom.
Dab tsi yog damping? Cov pob zeb puas tuaj yeem "nqus vibrations"?
Damping suab zoo heev, tab sis qhov tseeb, nws txoj cai yog yooj yim heev. Xav txog tias koj dheev nres thaum khiav. Yog tias tsis muaj cushioning, koj lub cev yuav maj nrawm rau pem hauv ntej vim inertia. Thiab damping zoo li ib txhais tes tsis pom, pab koj "nres" sai. Cov qauv sab hauv ntawm granite yog tsim los ntawm interwoven pob zeb siv lead ua xws li quartz thiab feldspar, thiab muaj ntau qhov me me thiab kev sib txhuam cov ntsiab lus ntawm cov muaju. Thaum cov kev vibrations sab nraud raug xa mus rau granite, cov crevices thiab kev sib txhuam cov ntsiab lus pib "ua haujlwm", hloov lub zog ntawm kev vibrations rau hauv lub zog kub thiab maj mam dissipating nws, cia cov kev vibrations nres sai. Qhov no yog ib yam li kev txhim kho "super shock absorber" ntawm lub cuab yeej, ua rau nws tsis "co tes".
Wafer scanning: Ib qho yuam kev me me tuaj yeem ua rau muaj qhov yuam kev loj
Wafer scanning cov cuab yeej zoo li cov koob yees duab precision uas "muab cov duab" ntawm wafers, ntes thiab kos cov qauv hauv Circuit Court ntawm nanoscale. Txawm li cas los xij, thaum lub sijhawm ua haujlwm ntawm cov khoom siv, kev sib hloov ntawm lub cev muaj zog thiab kev txav ntawm cov khoom siv tshuab yuav ua rau muaj kev vibrations siab. Yog tias cov kev vibrations no tsis tswj tau, lub lens scan yuav "blurry" zoo li lub koob yees duab tsis ruaj khov, ua rau cov ntaub ntawv tshawb pom tsis raug thiab txawm tias ncaj qha scrapping tag nrho wafer.
Thaum lub hauv paus hlau feem ntau ntsib kev vibration, nws feem ntau "tawm tsam nyuaj", nrog rau kev vibration rov qab thiab tawm hauv cov hlau, ua ntau dua thiab hnyav dua qhov co. Granite, nrog nws lub peev xwm zoo heev, tuaj yeem nqus tau ntau dua 80% ntawm lub zog vibration. Ib qho xwm txheej tiag tiag ntawm qee lub koom haum semiconductor qhia tau hais tias ua ntej lub hauv paus granite tau hloov, cov npoo ntawm cov duab wafer coj los ntawm cov khoom siv scanning yog qhov muag plooj, nrog qhov sib txawv ntawm qhov siab li ± 3μm. Tom qab hloov mus rau lub hauv paus granite, cov duab pom tseeb tau zoo dua, qhov sib txawv tau txo mus rau ± 0.5μm, thiab cov txiaj ntsig tau nce los ntawm 82% mus rau 96%!
Resonance Crisis: Yuav Ua Li Cas Granite "Txhob Cia Siab"?
Sib nrug los ntawm kev vibration ntawm cov khoom siv nws tus kheej, kev co me me los ntawm ib puag ncig sab nraud (xws li kev ua haujlwm ntawm cov tshuab ntawm lub qhov rooj lossis cov ko taw ntawm cov neeg ua haujlwm taug kev) kuj yuav ua rau muaj teeb meem loj. Thaum qhov kev vibration sab nraud yog raws li qhov zaus ntawm cov khoom siv nws tus kheej, resonance yuav tshwm sim, ib yam li co jelly, qhov ntau dua qhov amplitude qhov ntau koj co. Cov yam ntxwv damping ntawm granite zoo li muab "soundproof earplugs" rau ntawm cov khoom siv, nthuav dav cov khoom siv ntau zaus thiab ua rau nws tsis tshua muaj kev sib txuam nrog lub ntiaj teb sab nraud. Cov ntaub ntawv qhia tau hais tias tom qab siv lub hauv paus granite, qhov kev pheej hmoo ntawm cov khoom siv resonance tau raug txo los ntawm 95%, thiab kev ruaj ntseg tau txhim kho peb zaug!
Kev nkag siab ntawm "damping" hauv lub neej
Qhov tseeb, lub hauv paus ntsiab lus ntawm damping kuj muaj ntau heev hauv lub neej txhua hnub. Lub shock absorbers ntawm lub tsheb ua rau peb tsav tsheb zoo ntawm txoj kev tsis sib haum, thiab lub suab nrov tshem tawm ntawm lub mloog pob ntseg tuaj yeem thaiv cov suab nrov sab nraud. Tag nrho cov no ua tiav kev ruaj ntseg los ntawm "absorbing zog". Granite tau coj lub peev xwm no mus rau qhov kawg thiab tau dhau los ua cov khoom tseem ceeb hauv kev tsim cov chips.
Lwm zaus koj pom granite, tsis txhob muab nws ua pob zeb zoo tib yam! Nyob rau hauv lub sophisticated ntiaj teb no ntawm semiconductor manufacturing, nws yog precisely cov seemingly cov ntaub ntawv uas, nrog lawv cov cim "superpowers", tsav technology mus rau tom ntej.
Post lub sij hawm: Jun-17-2025