Molecular Beam Epitaxy (MBE) yog cov txheej txheem meej heev siv los tsim cov yeeb yaj kiab nyias thiab nanostructures rau ntau yam kev siv, suav nrog cov khoom siv semiconductor, optoelectronics, thiab quantum xam. Ib qho ntawm cov teeb meem tseem ceeb hauv MBE systems yog tswj kom tsis tshua muaj kub, uas yog qhov twglub tshuab nqus tsev jacketed yeeb nkabs (VJP) tuaj ua si. Cov kav dej siab tshaj no yog qhov tseem ceeb rau kev ua kom muaj kev tswj xyuas thermal hauv MBE chav, ua rau lawv yog ib qho tseem ceeb hauv kev ua kom muaj kev loj hlob zoo ntawm cov ntaub ntawv ntawm qib atomic.
Molecular Beam Epitaxy (MBE) yog dab tsi?
MBE yog cov txheej txheem tso tawm uas suav nrog kev tswj hwm kev tso nyiaj ntawm cov kab hluav taws xob atomic lossis molecular mus rau lub substrate nyob rau hauv ib puag ncig siab-nqus. Cov txheej txheem yuav tsum tau tswj xyuas qhov kub thiab txias kom ua tiav cov khoom xav tau, uas ua rau kev tswj xyuas thermal yog qhov tseem ceeb. Hauv MBE systems,lub tshuab nqus tsev jacketed kavyog siv los nqa cryogenic kua thiab gases, xyuas kom meej tias lub substrate tseem nyob ntawm qhov kub thiab txias thaum lub sij hawm deposition txheej txheem.
Lub luag haujlwm ntawm Nqus Jacketed Pipes hauv MBE Systems
Hauv MBE technology,lub tshuab nqus tsev jacketed kavFeem ntau yog siv los thauj cov cryogens xws li kua nitrogen thiab kua helium kom txias MBE chamber thiab lwm yam khoom. Cov kav dej muaj cov yeeb nkab sab hauv uas tuav cov kua cryogenic, nyob ib puag ncig los ntawm lub tsho sab nraud nrog lub tshuab nqus tsev. Lub tshuab nqus tsev rwb thaiv tsev no txo cov cua sov hloov mus, tiv thaiv qhov kub thiab txias thiab ua kom ntseeg tau tias lub kaw lus tswj qhov kub tsis tshua muaj siab xav tau rau MBE.
Qhov zoo ntawm Kev Siv Nqus Jacketed Pipes hauv MBE Technology
Kev siv ntawmlub tshuab nqus tsev jacketed kavhauv MBE thev naus laus zis muaj ntau yam zoo. Ua ntej, lawv xyuas kom meej cov thermal tswj uas yuav tsum tau rau high-zoo nyias zaj duab xis deposition, uas yog ib qho tseem ceeb heev rau kev ua tiav cov khoom zoo li qub. Qhov thib ob, lawv pab txo qis kev pheej hmoo ntawm kev kis kab mob hauv MBE ib puag ncig los ntawm kev tswj hwm lub tshuab nqus tsev. Thaum kawg,lub tshuab nqus tsev jacketed kavtxhim kho tag nrho cov kev ua tau zoo ntawm MBE system los ntawm kev txo qis qis ntawm cov kua dej cryogenic, ua rau cov nqi qis dua thiab kev ua haujlwm ntev dua.
Lub neej yav tom ntej ntawm Nqus Jacketed Pipes hauv MBE Applications
Raws li MBE thev naus laus zis txuas ntxiv txhim kho thiab xav tau kom muaj qhov tseeb siab dua,lub tshuab nqus tsev jacketed kavyuav ua lub luag haujlwm tseem ceeb ntxiv. Kev tsim kho tshiab hauv cov ntaub ntawv rwb thaiv tsev thiab kev tsim qauv yuav ntxiv dag zog rau kev ua haujlwm ntawm cov kav dej no, txhim kho lub zog ua haujlwm ntawm MBE systems thiab ua rau kev tsim cov khoom siv ntau dua. Raws li kev lag luam xws li semiconductor manufacturing thiab quantum xam txuas ntxiv mus ntxiv, qhov xav tau kev txhim khu kev qha thiab kev tswj xyuas thermal zoo, xws lilub tshuab nqus tsev jacketed kav, yuav loj hlob.
Hauv kev xaus,lub tshuab nqus tsev jacketed kavyog ib qho tseem ceeb hauv cov txheej txheem MBE, ua kom muaj kev tswj xyuas qhov kub thiab txias thiab ua kom muaj kev vam meej ntawm cov yeeb yaj kiab zoo. Raws li qhov kev thov rau cov ntaub ntawv qib siab tseem nce ntxiv, cov kav dej no yuav tseem yog qhov tseem ceeb rau kev tswj hwm qhov kub thiab txias ib puag ncig uas xav tau rau kev txiav-ntug MBE thev naus laus zis.
Post lub sij hawm: Nov-28-2024
