Xov xwm
-
Daim ntawv thov tshiab ntawm xenon: lub kaj ntug tshiab rau kev kho mob Alzheimer's tus kab mob
Thaum ntxov xyoo 2025, cov kws tshawb fawb los ntawm University of Washington thiab Brigham thiab Women's Hospital (lub tsev kho mob qhia ntawv ntawm Harvard Medical School) tau tshaj tawm ib txoj kev kho mob Alzheimer's - ua pa roj xenon, uas tsis yog tsuas yog tiv thaiv kev mob hlwb thiab liab ...Nyeem ntxiv -
Cov roj etching feem ntau siv rau hauv kev etching qhuav yog dab tsi?
Kev siv tshuab etching qhuav yog ib qho ntawm cov txheej txheem tseem ceeb. Cov roj etching qhuav yog cov khoom siv tseem ceeb hauv kev tsim khoom semiconductor thiab yog qhov chaw roj tseem ceeb rau plasma etching. Nws cov kev ua tau zoo cuam tshuam ncaj qha rau qhov zoo thiab kev ua tau zoo ntawm cov khoom kawg. Tsab xov xwm no feem ntau qhia txog dab tsi yog qhov feem ntau ...Nyeem ntxiv -
Cov Ntaub Ntawv Txog Roj Boron Trichloride BCL3
Boron trichloride (BCl3) yog ib qho inorganic compound feem ntau siv rau hauv cov txheej txheem qhuav etching thiab cov pa tshuaj lom neeg (CVD) hauv kev tsim khoom semiconductor. Nws yog ib qho roj tsis muaj xim nrog lub ntxhiab tsw qab ntawm chav tsev kub thiab rhiab rau huab cua noo vim nws hydrolyzes los tsim hydrochloride ...Nyeem ntxiv -
Cov Yam Tseem Ceeb Uas Cuam Tshuam Rau Kev Ua Kom Tsis Muaj Mob Ntawm Ethylene Oxide
Cov ntaub ntawv ntawm cov khoom siv kho mob tuaj yeem muab faib ua ob pawg: cov ntaub ntawv hlau thiab cov ntaub ntawv polymer. Cov khoom ntawm cov ntaub ntawv hlau yog qhov ruaj khov thiab muaj kev kam rau siab rau ntau txoj kev tua kab mob. Yog li ntawd, kev kam rau siab ntawm cov ntaub ntawv polymer feem ntau raug txiav txim siab...Nyeem ntxiv -
Silane ruaj khov npaum li cas?
Silane tsis ruaj khov thiab muaj cov yam ntxwv hauv qab no. 1. Rhiab rau huab cua Yooj yim rau nws tus kheej-ignite: Silane tuaj yeem nws tus kheej-ignite thaum sib cuag nrog huab cua. Ntawm qee qhov concentration, nws yuav react nrog oxygen thiab tawg txawm tias ntawm qhov kub qis dua (xws li -180 ℃). Lub nplaim yog xim daj tsaus ...Nyeem ntxiv -
99.999% Krypton muaj txiaj ntsig zoo heev
Krypton yog ib qho roj tsis muaj xim, tsis muaj saj, thiab tsis muaj ntxhiab. Krypton tsis muaj zog hauv tshuaj lom neeg, tsis tuaj yeem hlawv, thiab tsis txhawb kev sib xyaw. Nws muaj cov thermal conductivity qis, transmittance siab, thiab tuaj yeem nqus tau X-rays. Krypton tuaj yeem rho tawm los ntawm huab cua, cov roj ammonia synthetic, lossis nuclear ...Nyeem ntxiv -
Cov Pa Roj Tshwj Xeeb Hluav Taws Xob Ntau Tshaj Plaws - Nitrogen Trifluoride NF3
Peb lub teb chaws kev lag luam semiconductor thiab kev lag luam vaj huam sib luag tswj hwm qib siab ntawm kev vam meej. Nitrogen trifluoride, ua ib qho tseem ceeb thiab loj tshaj plaws roj hluav taws xob tshwj xeeb hauv kev tsim khoom thiab kev ua cov vaj huam sib luag thiab semiconductors, muaj qhov chaw ua lag luam dav. Feem ntau siv fluorine-co...Nyeem ntxiv -
Kev ua kom tsis muaj menyuam ntawm Ethylene oxide
Cov txheej txheem ethylene oxide sterilization feem ntau siv cov txheej txheem nqus tsev, feem ntau siv 100% ethylene oxide ntshiab lossis cov roj sib xyaw uas muaj 40% txog 90% ethylene oxide (piv txwv li: sib xyaw nrog carbon dioxide lossis nitrogen). Cov khoom ntawm Ethylene Oxide Gas Ethylene oxide sterilization yog qhov sib piv r ...Nyeem ntxiv -
Cov yam ntxwv thiab cov yam ntxwv ntawm cov hluav taws xob hydrogen chloride thiab nws daim ntawv thov hauv semiconductors
Hydrogen chloride yog ib qho roj tsis muaj xim nrog ib qho tsw ntxhiab tsw qab. Nws cov kua dej hu ua hydrochloric acid, tseem hu ua hydrochloric acid. Hydrogen chloride yaj tau zoo heev hauv dej. Ntawm 0 ° C, 1 ntim dej tuaj yeem yaj txog 500 ntim ntawm hydrogen chloride. Nws muaj cov yam ntxwv hauv qab no a...Nyeem ntxiv -
Kev Paub Txog Ethylene Oxide Sterilization ntawm Cov Khoom Siv Kho Mob
Ethylene oxide (EO) tau siv rau hauv kev tua kab mob thiab kev ua kom tsis muaj menyuam tau ntev lawm thiab yog tib lub tshuaj siv roj sterilant uas lub ntiaj teb lees paub tias yog qhov txhim khu kev qha tshaj plaws. Yav dhau los, ethylene oxide feem ntau yog siv rau kev tua kab mob thiab kev ua kom tsis muaj menyuam hauv kev lag luam. Nrog rau kev txhim kho niaj hnub no ...Nyeem ntxiv -
Cov kev txwv ntawm kev tawg ntawm cov pa roj uas yooj yim hlawv thiab tawg
Cov roj uas kub hnyiab tau muab faib ua cov roj uas kub hnyiab tau thiab cov roj uas sib xyaw ua ke, uas muaj cov yam ntxwv ntawm kev kub hnyiab thiab tawg. Tus nqi txwv ntawm qhov sib xyaw ua ke ntawm cov roj uas kub hnyiab tau thiab cov roj uas txhawb nqa kev kub hnyiab uas ua rau tawg nyob rau hauv tus qauv xeem mob ...Nyeem ntxiv -
Tshawb nrhiav lub luag haujlwm tseem ceeb thiab kev siv ammonia hauv kev lag luam
Ammonia, nrog lub cim tshuaj NH3, yog cov roj tsis muaj xim nrog lub ntxhiab tsw qab heev. Nws siv dav hauv ntau qhov chaw lag luam. Nrog nws cov yam ntxwv tshwj xeeb, nws tau dhau los ua qhov tseem ceeb hauv ntau cov txheej txheem. Lub Luag Haujlwm Tseem Ceeb 1. Cov Khoom Siv Txias: Ammonia yog siv dav ua cov khoom siv txias...Nyeem ntxiv
