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Ukuphonononga ukuguquguquka kweSelenite: I-Oxidant enamandla kunye noMvelisi weSelenium Compounds
I-Selenite yikristale ye-hexagonal engenambala eye yatsala ingqalelo enkulu ngenxa yoluhlu olubanzi lwezicelo kumashishini ahlukeneyo.Le khompawundi ibonakalise ukuba yi-asethi exabisekileyo kuluntu lwekhemistri nangaphaya kuba iyanyibilika emanzini nakwi-ethanol kwaye iyakwazi ukusebenza njenge ...Funda ngokugqithisileyo -
Ukukhulula Amandla ePyromellitic Dianhydride (PMDA) kwizicelo zokuSebenza okuPhezulu
I-Pyromellitic dianhydride (PMDA) yikhompawundi enemisebenzi emininzi edlala indima ebalulekileyo ekuphuhliseni iireyini ze-polyimide ezikwaziyo ukumelana nobushushu, iifilim, kunye nezaleko.Iimpawu zayo ezizodwa ziyenza ibe yimathiriyeli ekrwada eyimfuneko kwiintlobo ngeentlobo zezicelo ezisebenza kakhulu, ukusuka kwisetyhula eprintiweyo eguquguqukayo...Funda ngokugqithisileyo -
Intshayelelo kumda wesicelo se-isobutyl nitrite
I-Isobutyl nitrite, eyaziwa ngokuba yi-2-methylpropyl nitrite, iyikhompawundi esetyenziswa kakhulu kumashishini ahlukeneyo.Eli nqaku lijolise ukwazisa uluhlu lwesicelo se-isobutyl nitrite kunye nokusetyenziswa kwayo kwiinkalo ezahlukeneyo.Esinye sezicelo eziphambili ze-isobutyl nitrite kumashishini amayeza.Mna...Funda ngokugqithisileyo -
Yonke into omele uyazi malunga nePropionyl Chloride kunye nokusetyenziswa kwayo
Ipropionyl chloride, ekwabizwa ngokuba yipropionyl chloride, yinkomponi yolwelo engenambala enevumba elibi.Yikhemikhali esebenzayo esetyenziswa ngokubanzi kwishishini lemichiza ngeenjongo ezahlukeneyo.Kule bhlog, siza kuphonononga ukuba yintoni ipropionyl chloride kwaye isetyenziselwa ntoni.Yintoni iPropiony ...Funda ngokugqithisileyo -
Ukuphonononga usetyenziso oluninzi lweSodium Borohydride
I-sodium borohydride yikhompawundi eguquguqukayo ye-inorganic eye yaba yeyona nto iphambili kumashishini ahlukeneyo ngenxa yeempawu zayo ezizodwa.Yinto emhlophe ye-crystalline kunye ne-chemical formula NaBH4 equkethe i-sodium cations kunye ne-borohydride anions.Le khompawundi yaziwa ngokukwazi kwayo ukunciphisa...Funda ngokugqithisileyo -
Intshayelelo kunye nosetyenziso lweSodium borohydride
I-sodium borohydride, eyaziwa ngokuba yi-NaBH4, i-crystalline compound engenambala enezicelo ezahlukeneyo kwi-chemical synthesis kunye nokugcinwa kwamandla.Kweli nqaku, siza kuxoxa ngeempawu, ukusetyenziswa, kunye noncedo lwesodium borohydride ngokweenkcukacha.IChemical SynthesisIsodium borohydride yi ...Funda ngokugqithisileyo -
I-nanomaterials esebenzayo: Ilungele injongo
I-nanomaterials esebenzayo inikezela ubuncinane umlinganiselo omnye kwisikali se-nanometer, uluhlu lobungakanani obunokuthi lubanike iimpawu ezikhethekileyo ze-optical, i-electronic or mechanical, ezihluke kakhulu kwizinto ezihambelanayo.Ngenxa yobukhulu bawo obuncinci, banendawo enkulu kakhulu yokuvota ...Funda ngokugqithisileyo