Iindaba
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Ulwazi nge-Ethylene Oxide Sterilization kwiZixhobo zonyango
I-ethylene oxide (EO) ibisetyenziswa ekubulaleni nasekubulaleni iintsholongwane ixesha elide kwaye yeyona nto yodwa ebulala iintsholongwane ngegesi yekhemikhali eqatshelwe lihlabathi njengeyona inokuthenjwa. Kwixesha elidlulileyo, i-ethylene oxide yayisetyenziswa kakhulu ekubulaleni iintsholongwane nakwizibulali ntsholongwane kwizinga lemizi-mveliso. Ngophuhliso lwanamhlanje ...Funda ngokugqithisileyo -
Imida yokuqhuma kweegesi ezivuthayo neziqhumayo
Igesi etshayo yahlulwe yaba yigesi enye etshayo kunye negesi exutyiweyo etshayo, eneempawu zokuba iyatsha kwaye iqhume. Ixabiso elilinganiselweyo lomxube ofanayo wegesi etshayo kunye negesi exhasa ukutsha ebangela ukuqhuma phantsi kwemeko yovavanyo oluqhelekileyo...Funda ngokugqithisileyo -
Ukufumanisa indima ephambili kunye nokusetyenziswa kwe-ammonia kushishino
I-Ammonia, enophawu lwekhemikhali i-NH3, yigesi engenambala enevumba elibi elibi. Isetyenziswa kakhulu kwiindawo ezininzi zoshishino. Ngeempawu zayo ezikhethekileyo, iye yaba yinxalenye ebalulekileyo ebalulekileyo kwiindlela ezininzi zokuhamba kweenkqubo. Iindima eziphambili 1. I-Refrigerant: I-Ammonia isetyenziswa kakhulu njenge-refrigerant...Funda ngokugqithisileyo -
Izicelo zeDeuterium
I-Deuterium yenye yee-isotopes ze-hydrogen, kwaye i-nucleus yayo ineproton enye kunye ne-neutron enye. Ukuveliswa kwe-deuterium kokuqala kwakuxhomekeke kakhulu kwimithombo yamanzi yendalo kwindalo, kwaye amanzi anzima (D2O) afunyanwa ngokuqhekezwa kunye nokuchithwa kwe-electrolysis, kwaye emva koko kwakhutshwa igesi ye-deuterium...Funda ngokugqithisileyo -
Iigesi ezixutyiweyo ezisetyenziswa rhoqo ekuvelisweni kwee-semiconductor
Igesi exutyiweyo ye-Epitaxial (ukukhula) Kwishishini le-semiconductor, igesi esetyenziselwa ukukhulisa umaleko omnye okanye ngaphezulu wezinto ngokubeka umphunga wekhemikhali kwi-substrate ekhethiweyo ngononophelo ibizwa ngokuba yi-epitaxial gas. Iigesi ze-silicon epitaxial ezisetyenziswa rhoqo ziquka i-dichlorosilane, i-silicon tetrachloride kunye ne-silane. M...Funda ngokugqithisileyo -
Ungayikhetha njani igesi exutyiweyo xa udibanisa?
Igesi yokukhusela exutyiweyo ye-Welding yenzelwe ukuphucula umgangatho wee-welds. Iigesi ezifunekayo kwigesi exutyiweyo zikwazezona gesi zokukhusela ezixutyiweyo ezifana neoksijini, ikharbon dioxide, i-argon, njl. Ukusebenzisa igesi exutyiweyo endaweni yegesi enye ukukhusela ii-welding kunempembelelo entle yokujonga...Funda ngokugqithisileyo -
Iimfuno zovavanyo lokusingqongileyo lweegesi ezisemgangathweni / igesi yokulinganisa
Kuvavanyo lokusingqongileyo, igesi esemgangathweni yeyona nto ibalulekileyo ukuqinisekisa ukuchaneka nokuthembeka kokulinganisa. Ezi zilandelayo zezinye zeemfuno eziphambili zegesi esemgangathweni: Ubumsulwa begesi Ubumsulwa obuphezulu: Ubumsulwa begesi esemgangathweni kufuneka bube ngaphezulu kwe-99.9%, okanye busondele kwi-100%, ukuze kuthintelwe ukuphazamiseka...Funda ngokugqithisileyo -
Iigesi eziqhelekileyo
Igama elithi “igesi eqhelekileyo” ligama elisetyenziswa kushishino lwegesi. Lisetyenziselwa ukulinganisa izixhobo zokulinganisa, ukuvavanya iindlela zokulinganisa, kunye nokunika amaxabiso asemgangathweni kwiigesi zesampulu ezingaziwayo. Iigesi eziqhelekileyo zineendlela ezahlukeneyo zokusetyenziswa. Inani elikhulu leegesi eziqhelekileyo kunye neegesi ezikhethekileyo zisetyenziswa...Funda ngokugqithisileyo -
I-China ifumene izixhobo ze-helium ezikumgangatho ophezulu kwakhona
Kutshanje, iOfisi yeMithombo yeNdalo yeSithili saseHaixi yePhondo laseQinghai, kunye neZiko loPhando lweJiyoloji laseXi'an le-China Geological Survey, iZiko loPhando lweMithombo yeOyile neGesi kunye ne-Institute of Geomechanics ye-Chinese Academy of Geological Sciences, babambe indibano...Funda ngokugqithisileyo -
Uhlalutyo lwemarike kunye namathuba ophuhliso lwe-chloromethane
Ngophuhliso oluqhubekayo lwe-silicone, i-methyl cellulose kunye ne-fluororubber, imakethi ye-chloromethane iyaqhubeka nokuphucula Isishwankathelo seMveliso I-Methyl Chloride, eyaziwa ngokuba yi-chloromethane, yi-organic compound enefomyula yekhemikhali i-CH3Cl. Yigesi engenambala kubushushu begumbi kunye noxinzelelo...Funda ngokugqithisileyo -
Iigesi ze-laser ze-Excimer
I-laser ye-Excimer luhlobo lwe-laser ye-ultraviolet, esetyenziswa kakhulu kwiindawo ezininzi ezifana nokuvelisa iitshiphusi, utyando lwamehlo kunye nokucubungula i-laser. I-Chengdu Taiyu Gas inokulawula ngokuchanekileyo umlinganiselo ukuze ihlangabezane nemigangatho yokuvuselela i-laser, kwaye iimveliso zenkampani yethu zisetyenzisiwe...Funda ngokugqithisileyo -
Ukutyhila ummangaliso wesayensi we-hydrogen kunye ne-helium
Ngaphandle kobuchwepheshe be-hydrogen engamanzi kunye ne-helium engamanzi, ezinye izakhiwo ezinkulu zesayensi bezinokuba yinqwaba yesinyithi esilahliweyo… Zibaluleke kangakanani i-hydrogen engamanzi kunye ne-helium engamanzi? Izazinzulu zaseTshayina ziyoyisile njani i-hydrogen kunye ne-helium engenakwenzeka ukuba inyibilike? Nokuba zezona zibalaseleyo...Funda ngokugqithisileyo
