Xov xwm
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Kev siv ntawm Deuterium
Deuterium yog ib qho ntawm cov isotopes ntawm hydrogen, thiab nws cov nucleus muaj ib tug proton thiab ib tug neutron. Kev tsim cov deuterium ntxov tshaj plaws yog tso siab rau cov dej hauv ntuj hauv qhov xwm txheej, thiab cov dej hnyav (D2O) tau txais los ntawm kev faib tawm thiab electrolysis, thiab tom qab ntawd cov roj deuterium tau muab rho tawm ...Nyeem ntxiv -
Feem ntau siv cov roj sib xyaw ua ke hauv kev tsim khoom semiconductor
Epitaxial (kev loj hlob) Cov Khoom Siv Hluav Taws Xob Hauv kev lag luam semiconductor, cov roj siv los loj hlob ib lossis ntau txheej ntawm cov khoom los ntawm cov tshuaj vapor deposition ntawm ib qho kev ua tib zoo xaiv substrate hu ua epitaxial gas. Feem ntau siv silicon epitaxial gases xws li dichlorosilane, silicon tetrachloride thiab silane. M...Nyeem ntxiv -
Yuav ua li cas xaiv cov roj sib xyaw thaum vuam?
Vuam sib xyaw shielding roj yog tsim los txhim kho qhov zoo ntawm welds. Cov pa roj uas xav tau rau cov roj sib xyaw kuj tseem yog cov khoom siv vuam siv hluav taws xob xws li cov pa oxygen, carbon dioxide, argon, thiab lwm yam. Siv cov roj sib xyaw es tsis txhob siv roj ib leeg rau kev tiv thaiv vuam muaj qhov cuam tshuam zoo ntawm cov roj ref ...Nyeem ntxiv -
Environmental xeem yuav tsum tau rau standard gases / calibration gas
Hauv kev ntsuam xyuas ib puag ncig, tus qauv roj yog tus yuam sij los xyuas kom meej qhov ntsuas qhov tseeb thiab kev ntseeg tau. Cov hauv qab no yog qee qhov kev xav tau tseem ceeb rau cov qauv roj: Gas purity High purity: Lub purity ntawm tus qauv roj yuav tsum siab tshaj 99.9%, los yog txawm ze rau 100%, kom tsis txhob cuam tshuam ntawm i...Nyeem ntxiv -
Txheem roj
"Standard gas" yog ib lo lus hauv kev lag luam roj. Nws yog siv los ntsuas cov ntsuas ntsuas, ntsuas cov txheej txheem ntsuas, thiab muab cov qauv ntsuas rau cov qauv ntsuas tsis paub. Standard gases muaj ntau yam kev siv. Feem ntau ntawm cov pa roj thiab cov roj tshwj xeeb yog siv rau hauv ...Nyeem ntxiv -
Tuam Tshoj tau tshawb pom cov khoom siv qib siab helium dua
Tsis ntev los no, Haixi Prefecture Natural Resources Bureau of Qinghai Province, ua ke nrog Xi'an Geological Survey Center ntawm Tuam Tshoj Geological Survey, Lub Chaw Tshawb Fawb Roj thiab Roj thiab Lub Tsev Haujlwm ntawm Geomechanics ntawm Tuam Tshoj Academy ntawm Geological Sciences, tau tuav lub sympo ...Nyeem ntxiv -
Kev tsom xam kev lag luam thiab kev loj hlob zeem muag ntawm chloromethane
Nrog kev txhim kho tsis tu ncua ntawm silicone, methyl cellulose thiab fluororubber, kev ua lag luam ntawm chloromethane txuas ntxiv txhim kho Cov Khoom Txheej Txheem Methyl Chloride, tseem hu ua chloromethane, yog cov organic compound nrog cov tshuaj formula CH3Cl. Nws yog ib qho tsis muaj xim tsis muaj roj nyob hauv chav tsev kub thiab siab...Nyeem ntxiv -
Excimer laser gases
Excimer laser yog ib hom ultraviolet laser, uas yog feem ntau siv nyob rau hauv ntau lub teb xws li chip manufacturing, ophthalmic phais thiab laser ua. Chengdu Taiyu Gas tuaj yeem tswj qhov sib piv kom ua tau raws li cov qauv kev ua haujlwm ntawm laser, thiab peb lub tuam txhab cov khoom tau siv rau ...Nyeem ntxiv -
Unveiling qhov txuj ci tseem ceeb ntawm kev tshawb fawb ntawm hydrogen thiab helium
Yog tias tsis muaj cov thev naus laus zis ntawm cov kua hydrogen thiab kua helium, qee qhov chaw tshawb fawb loj yuav yog pawg ntawm cov hlau seem… Cov kua hydrogen thiab kua helium tseem ceeb npaum li cas? Yuav ua li cas cov kws tshawb fawb Suav yeej kov yeej hydrogen thiab helium uas tsis tuaj yeem ua liquefy? Txawm nyob hauv qeb ntawm qhov zoo tshaj plaws ...Nyeem ntxiv -
Feem ntau siv hluav taws xob tshwj xeeb roj - nitrogen trifluoride
Feem ntau fluorine-muaj cov roj hluav taws xob tshwj xeeb suav nrog sulfur hexafluoride (SF6), tungsten hexafluoride (WF6), carbon tetrafluoride (CF4), trifluoromethane (CHF3), nitrogen trifluoride (NF3), hexafluoroethane (C2F6) thiab octafluoropropane (C3F8). Nrog rau kev loj hlob ntawm nanotechnology thiab ...Nyeem ntxiv -
Cov yam ntxwv thiab kev siv ntawm ethylene
Cov tshuaj formula yog C2H4. Nws yog ib qho yooj yim chemical raw khoom rau hluavtaws fibers, hluavtaws roj hmab, hluavtaws plastics (polyethylene thiab polyvinyl chloride), thiab hluavtaws ethanol (cawv). Nws kuj yog siv los ua vinyl chloride, styrene, ethylene oxide, acetic acid, acetaldehyde, thiab expl ...Nyeem ntxiv -
Krypton muaj txiaj ntsig zoo
Krypton yog ib qho tsis muaj xim, tsis muaj ntxhiab, tsis muaj roj inert, txog ob zaug hnyav li huab cua. Nws tsis muaj zog heev thiab tsis tuaj yeem hlawv lossis txhawb kev sib txuas. Cov ntsiab lus ntawm krypton hauv huab cua yog tsawg heev, tsuas yog 1.14 ml ntawm krypton hauv txhua 1m3 ntawm huab cua. Kev lag luam daim ntawv thov ntawm krypton Krypton muaj ib qho tseem ceeb ...Nyeem ntxiv
