Nkhani
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China yapezanso zinthu zapamwamba za helium
Posachedwapa, bungwe la Haixi Prefecture Natural Resources Bureau of Qinghai Province, limodzi ndi Xi'an Geological Survey Center of the China Geological Survey, Oil and Gas Resources Survey Center ndi Institute of Geomechanics of the Chinese Academy of Geological Sciences, adachita msonkhano...Werengani zambiri -
Kusanthula msika ndi chiyembekezo cha chitukuko cha chloromethane
Ndi chitukuko chokhazikika cha silicone, methyl cellulose ndi fluororubber, msika wa chloromethane ukupitilizabe kukhala bwino Chidule cha Zamalonda Methyl Chloride, yomwe imadziwikanso kuti chloromethane, ndi mankhwala achilengedwe okhala ndi formula ya mankhwala CH3Cl. Ndi mpweya wopanda utoto kutentha kwa chipinda ndi kupanikizika...Werengani zambiri -
Mpweya wa laser wa Excimer
Laser ya Excimer ndi mtundu wa laser ya ultraviolet, yomwe imagwiritsidwa ntchito kwambiri m'magawo ambiri monga kupanga ma chip, opaleshoni ya maso ndi kukonza laser. Chengdu Taiyu Gas imatha kuwongolera molondola chiŵerengerocho kuti ikwaniritse miyezo yosonkhezera laser, ndipo zinthu za kampani yathu zagwiritsidwa ntchito pa...Werengani zambiri -
Kuvumbulutsa chozizwitsa cha sayansi cha haidrojeni ndi heliamu
Popanda ukadaulo wa haidrojeni yamadzimadzi ndi heliyamu yamadzimadzi, malo ena akuluakulu asayansi akanakhala mulu wa zitsulo zotsalira ... Kodi haidrojeni yamadzimadzi ndi heliyamu yamadzimadzi ndi zofunika bwanji? Kodi asayansi aku China adagonjetsa bwanji haidrojeni ndi heliamu zomwe sizingatheke kusungunuka? Ngakhale kukhala pakati pa abwino kwambiri ...Werengani zambiri -
Mpweya wapadera wamagetsi womwe umagwiritsidwa ntchito kwambiri - nitrogen trifluoride
Mipweya yapadera yamagetsi yomwe imakhala ndi fluorine ndi monga sulfure hexafluoride (SF6), tungsten hexafluoride (WF6), carbon tetrafluoride (CF4), trifluoromethane (CHF3), nitrogen trifluoride (NF3), hexafluoroethane (C2F6) ndi octafluoropropane (C3F8). Chifukwa cha chitukuko cha nanotechnology ndi...Werengani zambiri -
Makhalidwe ndi ntchito za ethylene
Fomula ya mankhwala ndi C2H4. Ndi mankhwala oyambira opangira ulusi wopangira, mphira wopangira, mapulasitiki opangira (polyethylene ndi polyvinyl chloride), ndi ethanol yopangira (mowa). Amagwiritsidwanso ntchito popanga vinyl chloride, styrene, ethylene oxide, acetic acid, acetaldehyde, ndi expl...Werengani zambiri -
Krypton ndi yothandiza kwambiri
Krypton ndi mpweya wopanda mtundu, wopanda fungo, wopanda kukoma, wolemera kawiri kuposa mpweya. Ndi wosagwira ntchito ndipo sungayatse kapena kuthandizira kuyaka. Krypton yomwe ili mumlengalenga ndi yochepa kwambiri, yokhala ndi 1.14 ml yokha ya krypton mu 1m3 iliyonse ya mpweya. Krypton imagwiritsidwa ntchito m'mafakitale...Werengani zambiri -
Xenon yoyera kwambiri: yovuta kupanga komanso yosasinthika
Xenon yoyera kwambiri, mpweya wopanda mpweya wokhala ndi chiyero choposa 99.999%, imagwira ntchito yofunika kwambiri pa kujambula zithunzi zachipatala, kuunikira kwapamwamba, kusungira mphamvu ndi madera ena chifukwa cha mawonekedwe ake opanda utoto komanso opanda fungo, kuchuluka kwake kwakukulu, kutentha pang'ono komanso zinthu zina. Pakadali pano, msika wapadziko lonse wa xenon woyera kwambiri ukugwira ntchito limodzi...Werengani zambiri -
Kodi silane ndi chiyani?
Silane ndi gulu la silicon ndi hydrogen, ndipo ndi mawu wamba a mndandanda wa mankhwala. Silane makamaka imaphatikizapo monosilane (SiH4), disilane (Si2H6) ndi mankhwala ena apamwamba a silicon hydrogen, okhala ndi fomula yonse ya SinH2n+2. Komabe, popanga zenizeni, nthawi zambiri timatanthauza monos...Werengani zambiri -
Gasi wamba: mwala wapangodya wa sayansi ndi mafakitale
Mu dziko lalikulu la kafukufuku wa sayansi ndi kupanga mafakitale, mpweya wokhazikika uli ngati ngwazi yopanda phokoso kumbuyo kwa zochitika, yomwe imagwira ntchito yofunika kwambiri. Sikuti imangokhala ndi ntchito zosiyanasiyana, komanso ikuwonetsa chiyembekezo chabwino chamakampani. Mpweya wokhazikika ndi chisakanizo cha mpweya chokhala ndi chidziwitso chodziwika bwino...Werengani zambiri -
Kale ankagwiritsidwa ntchito kuphulitsa mabaluni, koma tsopano helium yakhala imodzi mwa zinthu zosowa kwambiri padziko lonse lapansi. Kodi ntchito ya helium ndi yotani?
Helium ndi imodzi mwa mpweya wochepa womwe ndi wopepuka kuposa mpweya. Chofunika kwambiri, ndi yokhazikika, yopanda mtundu, yopanda fungo komanso yopanda vuto, kotero ndi chisankho chabwino kwambiri kuigwiritsa ntchito kuphulitsa mabaluni oyandama okha. Tsopano helium nthawi zambiri imatchedwa "gas rare earth" kapena "golden gas". Helium ndi ...Werengani zambiri -
Tsogolo la Kubwezeretsa Helium: Zatsopano ndi Zovuta
Helium ndi chuma chofunikira kwambiri m'mafakitale osiyanasiyana ndipo ikukumana ndi kusowa kwa zinthu chifukwa cha kuchepa kwa zinthu komanso kufunikira kwakukulu. Kufunika kwa Kubwezeretsa Helium Helium ndi yofunika kwambiri pa ntchito kuyambira kujambula zithunzi zachipatala ndi kafukufuku wasayansi mpaka kupanga ndi kufufuza malo....Werengani zambiri
