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Daim ntawv thov tshiab ntawm xenon: kaj ntug tshiab rau kev kho mob Alzheimer's disease
Thaum ntxov 2025, cov kws tshawb fawb los ntawm University of Washington thiab Brigham thiab Cov Tsev Kho Mob Cov Poj Niam (lub tsev kho mob qhia ntawm Harvard Medical School) tau qhia txog txoj hauv kev uas tsis tau pom dua los kho Alzheimer's kab mob - nqus cov pa xenon, uas tsis yog tsuas yog inhibits neuroinflammation thiab liab ...Nyeem ntxiv -
Dab tsi yog qhov feem ntau siv etching gases hauv qhuav etching?
Qhuav etching tshuab yog ib qho ntawm cov txheej txheem tseem ceeb. Qhuav etching gas yog ib yam khoom tseem ceeb nyob rau hauv semiconductor manufacturing thiab ib qho tseem ceeb roj qhov chaw rau plasma etching. Nws qhov kev ua tau zoo cuam tshuam ncaj qha rau qhov zoo thiab kev ua haujlwm ntawm cov khoom kawg. Kab lus no feem ntau qhia txog dab tsi yog qhov feem ntau ...Nyeem ntxiv -
Boron Trichloride BCL3 Gas Qhia
Boron trichloride (BCl3) yog ib qho inorganic compound feem ntau siv nyob rau hauv qhuav etching thiab tshuaj vapor deposition (CVD) txheej txheem nyob rau hauv semiconductor manufacturing. Nws yog cov roj tsis muaj xim nrog cov ntxhiab tsw ntxhiab tsw ntawm chav tsev kub thiab yog qhov nkag siab rau huab cua vim nws hydrolyzes los tsim hydrochl ...Nyeem ntxiv -
Cov ntsiab lus tseem ceeb cuam tshuam rau Sterilization nyhuv ntawm Ethylene Oxide
Cov ntaub ntawv ntawm cov cuab yeej kho mob tuaj yeem faib ua ob pawg: cov ntaub ntawv hlau thiab cov khoom siv polymer. Cov khoom ntawm cov ntaub ntawv hlau yog qhov ruaj khov thiab muaj kev ua siab ntev rau ntau txoj kev ua kom tsis muaj menyuam. Yog li ntawd, qhov kam rau ntawm cov ntaub ntawv polymer feem ntau suav hais tias yog ...Nyeem ntxiv -
silane ruaj khov npaum li cas?
Silane muaj kev ruaj ntseg tsis zoo thiab muaj cov yam ntxwv hauv qab no. 1. Sensitive rau huab cua Ib qho yooj yim rau nws tus kheej-ignite: Silane muaj peev xwm ua rau nws tus kheej-ignite thaum nyob rau hauv kev sib cuag nrog huab cua. Ntawm ib qho concentration, nws yuav hnov mob hnyav nrog oxygen thiab tawg txawm tias qhov kub thiab txias (xws li -180 ℃). Lub nplaim yog tsaus yel...Nyeem ntxiv -
99.999% Krypton muaj txiaj ntsig zoo
Krypton yog xim tsis muaj xim, tsis qab, thiab tsis muaj ntxhiab tsw tsawg. Krypton yog tshuaj tsis muaj zog, tsis tuaj yeem hlawv, thiab tsis txhawb kev sib txuas. Nws muaj thermal conductivity tsawg, siab transmittance, thiab nqus tau X-rays. Krypton tuaj yeem muab rho tawm los ntawm huab cua, hluavtaws ammonia tail gas, lossis nuclear ...Nyeem ntxiv -
Qhov Loj tshaj plaws ntawm Cov Hluav Taws Xob Tshwj Xeeb Gas - Nitrogen Trifluoride NF3
Peb lub teb chaws txoj kev lag luam semiconductor thiab vaj huam sib luag kev lag luam tuav ib theem siab ntawm kev vam meej. Nitrogen trifluoride, uas yog ib qho tseem ceeb thiab loj tshaj plaws-ntim hluav taws xob tshwj xeeb roj hauv kev tsim thiab ua cov panels thiab semiconductors, muaj qhov chaw ua lag luam dav. Feem ntau siv fluorine-co...Nyeem ntxiv -
Ethylene oxide sterilization
Cov txheej txheem ethylene oxide sterilization siv cov txheej txheem nqus tsev, feem ntau siv 100% ntshiab ethylene oxide los yog cov roj sib xyaw uas muaj 40% txog 90% ethylene oxide (piv txwv li: tov nrog carbon dioxide lossis nitrogen). Cov khoom ntawm Ethylene Oxide Gas Ethylene oxide sterilization yog ib qho tseem ceeb ntawm ...Nyeem ntxiv -
Cov khoom thiab cov yam ntxwv ntawm qib hluav taws xob hydrogen chloride thiab nws daim ntawv thov hauv semiconductors
Hydrogen chloride yog cov roj tsis muaj xim nrog cov ntxhiab tsw. Nws cov tshuaj aqueous hu ua hydrochloric acid, tseem hu ua hydrochloric acid. Hydrogen chloride yog soluble hauv dej heev. Ntawm 0 ° C, 1 ntim dej tuaj yeem yaj txog 500 ntim ntawm hydrogen chloride. Nws muaj cov khoom nram qab no a ...Nyeem ntxiv -
Kev paub txog Ethylene Oxide Sterilization of Medical Devices
Ethylene oxide (EO) tau siv tshuaj tua kab mob thiab ua kom tsis muaj menyuam rau lub sijhawm ntev thiab tsuas yog cov roj sterilant nkaus xwb uas tau lees paub los ntawm lub ntiaj teb tias qhov kev ntseeg siab tshaj plaws. Yav dhau los, ethylene oxide feem ntau yog siv rau kev tsim tshuaj tua kab mob thiab ua kom tsis muaj menyuam. Nrog rau txoj kev loj hlob ntawm niaj hnub ...Nyeem ntxiv -
Kev tawg txwv ntawm cov khoom siv hluav taws xob thiab cov khoom tawg
Combustible gas yog muab faib ua ib qho combustible gas thiab mixed combustible gas, uas muaj cov yam ntxwv ntawm flammable thiab explosive. Lub concentration txwv tus nqi ntawm ib tug sib tov ntawm combustible gas thiab combustion-txhawb roj uas ua rau tawg nyob rau hauv tus txheej txheem kuaj mob ...Nyeem ntxiv -
Kev nthuav qhia lub luag haujlwm tseem ceeb thiab kev siv ammonia hauv kev lag luam
Ammonia, nrog rau cov cim tshuaj NH3, yog cov roj tsis muaj xim nrog cov ntxhiab tsw muaj zog. Nws yog dav siv nyob rau hauv ntau yam kev lag luam. Nrog nws cov yam ntxwv tshwj xeeb, nws tau dhau los ua qhov tseem ceeb ntawm cov khoom siv hauv ntau cov txheej txheem ntws. Lub luag haujlwm tseem ceeb 1. Cov tub yees: Ammonia yog dav siv los ua cov tub yees ...Nyeem ntxiv
