Iindaba
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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 -
Igesi ekhethekileyo ye-elektroniki esetyenziswa kakhulu - i-nitrogen trifluoride
Iigesi ezikhethekileyo ze-elektroniki eziquka i-sulfur hexafluoride (SF6), i-tungsten hexafluoride (WF6), i-carbon tetrafluoride (CF4), i-trifluoromethane (CHF3), i-nitrogen trifluoride (NF3), i-hexafluoroethane (C2F6) kunye ne-octafluoropropane (C3F8). Ngophuhliso lwe-nanotechnology kunye...Funda ngokugqithisileyo -
Iimpawu kunye nokusetyenziswa kwe-ethylene
Ifomula yekhemikhali yi-C2H4. Yinto esisiseko yekhemikhali esetyenziswa kwiifayibha zokwenziwa, irabha yokwenziwa, iiplastiki zokwenziwa (i-polyethylene kunye ne-polyvinyl chloride), kunye ne-ethanol yokwenziwa (utywala). Ikwasetyenziselwa ukwenza i-vinyl chloride, i-styrene, i-ethylene oxide, i-acetic acid, i-acetaldehyde, kunye ne-expl...Funda ngokugqithisileyo -
IKrypton iluncedo kakhulu
I-Krypton yigesi engenambala, engenavumba, engenancasa, enobunzima obuphindwe kabini kunomoya. Ayisebenzi kwaye ayinakutsha okanye ixhase ukutsha. Umthamo we-krypton emoyeni mncinane kakhulu, ine-1.14 ml ye-krypton kuphela kwi-1m3 yomoya nganye. Ukusetyenziswa kwe-krypton kwishishini I-Krypton ibalulekile...Funda ngokugqithisileyo -
I-xenon ecocekileyo kakhulu: kunzima ukuyenza kwaye ayinakutshintshwa
I-xenon ecocekileyo kakhulu, igesi engasebenziyo enobunyulu obungaphezulu kwe-99.999%, idlala indima ebalulekileyo kwimifanekiso yezonyango, ukukhanyisa okuphezulu, ukugcinwa kwamandla kunye nezinye iindawo ezingenambala kwaye ezingenavumba, uxinano oluphezulu, indawo yokubila ephantsi kunye nezinye iimpawu. Okwangoku, imakethi ye-xenon yehlabathi ecocekileyo kakhulu...Funda ngokugqithisileyo -
Yintoni i-silane?
I-Silane yi-compound ye-silicon kunye ne-hydrogen, kwaye ligama eliqhelekileyo loluhlu lwee-compounds. I-Silane ibandakanya ikakhulu i-monosilane (SiH4), i-disilane (Si2H6) kunye nezinye ii-compounds ze-silicon hydrogen ezikumgangatho ophezulu, kunye nefomula eqhelekileyo i-SinH2n+2. Nangona kunjalo, kwimveliso yokwenyani, ngokubanzi sibhekisa kwi-monos...Funda ngokugqithisileyo -
Igesi eqhelekileyo: isiseko sesayensi kunye noshishino
Kwihlabathi elikhulu lophando lwezenzululwazi kunye nemveliso yemizi-mveliso, igesi esemgangathweni ifana neqhawe elithuleyo emva kweziganeko, idlala indima ebalulekileyo. Ayinazo nje kuphela iindlela ezahlukeneyo zokusetyenziswa, kodwa ikwabonisa ithemba elithembisayo kushishino. Igesi esemgangathweni ngumxube wegesi onenkxalabo eyaziwayo ngokuchanekileyo...Funda ngokugqithisileyo -
Ngaphambili yayisetyenziselwa ukuqhumisa iibhaluni, i-helium ngoku iyeyona inqabileyo kwihlabathi. Iyintoni intsingiselo ye-helium?
IHelium yenye yeegesi ezimbalwa ezikhaphukhaphu kunomoya. Okubaluleke ngakumbi, izinzile, ayinambala, ayinavumba kwaye ayinabungozi, ngoko ke lukhetho oluhle kakhulu ukuyisebenzisa ukuqhumisa iibhaluni ezizibhabhayo. Ngoku ihelium idla ngokubizwa ngokuba yi "gas rare earth" okanye "golden gas". IHelium ...Funda ngokugqithisileyo -
Ikamva Lokubuyiselwa KweHelium: Izinto Ezintsha Neengxaki
IHelium sisixhobo esibalulekileyo kwiinkampani ezahlukeneyo kwaye ijongene nokunqongophala okunokwenzeka ngenxa yokungabikho kobonelelo oluncinci kunye nemfuno ephezulu. Ukubaluleka koKubuyiselwa kweHelium IHelium ibalulekile kwizicelo eziqala kwimifanekiso yezonyango kunye nophando lwesayensi ukuya kwimveliso kunye nokuhlola isithuba....Funda ngokugqithisileyo
