Hauv kev ntsuam xyuas semiconductor, kev xaiv cov khoom siv ntawm lub platform sim ua lub luag haujlwm txiav txim siab hauv kev ntsuas qhov tseeb thiab cov khoom siv ruaj khov. Piv nrog cov khoom siv hlau cam khwb cia, granite yog qhov kev xaiv zoo tshaj plaws rau semiconductor test platforms vim nws qhov kev ua tau zoo.
Qhov zoo tshaj plaws corrosion kuj ua kom lub sijhawm ruaj khov ua haujlwm
Thaum lub sijhawm kuaj cov txheej txheem semiconductor, ntau yam tshuaj reagents feem ntau koom nrog, xws li cov tshuaj potassium hydroxide (KOH) siv rau kev txhim kho photoresist, thiab cov tshuaj muaj zog heev xws li hydrofluoric acid (HF) thiab nitric acid (HNO₃) hauv cov txheej txheem etching. Cam khwb cia hlau yog tsim los ntawm cov hlau. Nyob rau hauv xws li ib puag ncig tshuaj, oxidation-txo cov tshuaj tiv thaiv muaj feem yuav tshwm sim. Hlau atoms plam electrons thiab undergo displacement tshua nrog acidic tshuaj nyob rau hauv cov kev daws, ua kom sai corrosion ntawm nto, tsim xeb thiab kev nyuaj siab, thiab ua rau lub flatness thiab seem raug ntawm lub platform.
Nyob rau hauv sib piv, cov ntxhia muaj pes tsawg leeg ntawm granite endows nws nrog txawv tshaj plaw corrosion kuj. Nws cov khoom tseem ceeb, quartz (SiO₂), muaj cov tshuaj lom neeg ruaj khov thiab tsis tshua muaj zog nrog cov kua qaub thiab cov hauv paus. Minerals xws li feldspar kuj inert nyob rau hauv ib puag ncig tshuaj. Ib tug loj tus naj npawb ntawm kev sim tau pom tias nyob rau hauv tib lub simulated semiconductor nrhiav kom tau tshuaj ib puag ncig, cov tshuaj corrosion kuj ntawm granite yog ntau tshaj li 15 npaug ntawm cov hlau cam khwb cia. Qhov no txhais tau hais tias kev siv granite platforms tuaj yeem txo qhov zaus thiab tus nqi ntawm cov khoom siv tu los ntawm corrosion, ncua kev pab cuam lub neej ntawm cov cuab yeej, thiab ua kom lub sij hawm ntev stability ntawm kev tshawb nrhiav raug.
Ultra-siab stability, ua tau raws li qhov yuav tsum tau ntawm nanometer-theem nrhiav kom raug
Kev ntsuam xyuas semiconductor muaj qhov xav tau siab heev rau kev ruaj ntseg ntawm lub platform thiab xav tau kom meej ntsuas cov yam ntxwv ntawm nti ntawm nanoscale. Lub coefficient ntawm thermal expansion ntawm cam khwb cia hlau yog qhov siab, kwv yees li 10-12 × 10⁻⁶ / ℃. Lub tshav kub tsim los ntawm kev ua haujlwm ntawm cov cuab yeej tshawb nrhiav lossis qhov hloov pauv ntawm qhov ntsuas kub ib puag ncig yuav ua rau cov thermal expansion thiab contraction ntawm lub cam khwb cia hlau platform, uas ua rau muaj qhov sib txawv ntawm qhov kev soj ntsuam xyuas thiab cov nti thiab cuam tshuam qhov ntsuas qhov tseeb.
Lub coefficient ntawm thermal expansion ntawm granite tsuas yog 0.6-5 × 10⁻⁶ / ℃, uas yog ib feem lossis qis dua ntawm cov hlau cam khwb cia. Nws cov qauv yog ntom. Cov kev ntxhov siab sab hauv tau raug tshem tawm los ntawm kev laus mus sij hawm ntev thiab cuam tshuam tsawg heev los ntawm kev hloov kub. Tsis tas li ntawd, granite muaj zog rigidity, nrog ib tug hardness 2 mus rau 3 lub sij hawm siab tshaj ntawm cov hlau cam khwb cia hlau (sib npaug rau HRC> 51), uas muaj peev xwm tiv thaiv sab nraud cuam tshuam thiab vibrations thiab tuav lub flatness thiab straightness ntawm lub platform. Piv txwv li, nyob rau hauv high-precision nti Circuit Court nrhiav kom tau, lub granite platform tuaj yeem tswj qhov kev ua yuam kev flatness nyob rau hauv ± 0.5μm / m, kom ntseeg tau tias cov cuab yeej tshawb nrhiav tseem tuaj yeem ua tiav nanoscale precision nrhiav tau hauv thaj chaw nyuaj.
Cov cuab yeej los tiv thaiv kev sib nqus zoo, tsim kom muaj qhov chaw kuaj pom tseeb
Cov khoom siv hluav taws xob thiab cov ntsuas hluav taws xob hauv cov khoom siv ntsuas hluav taws xob semiconductor yog qhov tsis tshua muaj siab rau electromagnetic cuam tshuam. Cam khwb cia hlau muaj ib tug tej yam degree ntawm hlau nplaum. Nyob rau hauv ib puag ncig electromagnetic, nws yuav tsim ib qho induced magnetic teb, uas yuav cuam tshuam cov electromagnetic signals ntawm cov cuab yeej nrhiav kom tau, ua rau cov teeb liab distortion thiab txawv txav cov ntaub ntawv.
Granite, ntawm qhov tod tes, yog ib qho khoom siv antimagnetic thiab tsis tshua muaj polarized los ntawm sab nraud magnetic teb. Cov hluav taws xob sab hauv muaj nyob hauv cov khub hauv cov khoom siv tshuaj, thiab cov qauv ruaj khov, tsis cuam tshuam los ntawm cov hluav taws xob sab nraud. 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. Qhov no feature ua rau lub granite platform los tsim ib tug ntshiab electromagnetic ib puag ncig rau lub nrhiav kom tau cov cuab yeej, tshwj xeeb tshaj yog haum rau scenarios nrog nruj kev cai rau electromagnetic suab nrov xws li quantum nti nrhiav thiab high-precision analog Circuit Court nrhiav kom tau, zoo txhim khu kev ntseeg tau thiab sib xws ntawm cov txiaj ntsig tshawb pom.
Nyob rau hauv kev tsim kho ntawm semiconductor xeem platforms, granite tau zoo tshaj cam khwb cia hlau cov ntaub ntawv vim nws cov yam ntxwv zoo xws li corrosion kuj, stability thiab anti-magnetism. Raws li semiconductor thev naus laus zis tau nce mus rau qhov siab dua, granite yuav ua lub luag haujlwm tseem ceeb hauv kev ua kom cov khoom siv ntsuas kev ua tau zoo thiab txhawb kev nce qib ntawm kev lag luam semiconductor.
Post lub sij hawm: May-15-2025