Shirye-shirye na soso na kristal da aka haɗa kayan da ake amfani da su don kawar da barazanar ilimin halitta da sinadarai.Majiyar hoto: Jami'ar Northwestern
Abubuwan haɗin fiber na tushen fiber na MOF da yawa da aka ƙera anan ana iya amfani dashi azaman zane mai kariya daga barazanar halitta da sinadarai.
Multifunctional da sabunta N-chloro tushen kwari da kayan yadi suna amfani da firam ɗin ƙarfe na ƙarfe na zirconium mai ƙarfi (MOF)
Abubuwan haɗin fiber suna nuna saurin aiki na biocidal akan duka kwayoyin cutar Gram-negative (E. coli) da kwayoyin cutar Gram-positive (Staphylococcus aureus), kuma kowane nau'in za'a iya rage shi zuwa logarithms 7 a cikin mintuna 5.
MOF/fiber composites wanda aka ɗora da chlorine mai aiki na iya zaɓi da sauri da lalata sulfur mustard da analog ɗinsa na 2-chloroethyl ethyl sulfide (CEES) tare da rabin rayuwa na ƙasa da mintuna 3.
Wata ƙungiyar bincike daga Jami'ar Arewa maso Yamma ta haɓaka masana'anta mai haɗaɗɗun abubuwa da yawa waɗanda za su iya kawar da barazanar rayuwa (kamar sabon coronavirus da ke haifar da COVID-19) da barazanar sinadarai (kamar waɗanda aka yi amfani da su wajen yaƙin sinadarai).
Bayan an yi barazanar masana'anta, ana iya mayar da kayan zuwa matsayinsa ta asali ta hanyar sauƙi mai sauƙi.
Omar Farha na Jami'ar Arewa maso Yamma, wanda ke da tsarin karfe-kwayoyin halitta ko kuma masana MOF ya ce: "Samun kayan aiki guda biyu wanda zai iya kashe sinadarai da masu guba a lokaci guda yana da mahimmanci saboda mawuyacin haɗakar da abubuwa da yawa don kammala wannan aikin yana da yawa." , wannan shine tushen fasaha.
Farha farfesa ce a fannin ilmin sunadarai a Makarantar Fasaha da Kimiyya ta Weinberg kuma marubucin haɗin gwiwa na binciken.Shi memba ne na Cibiyar Nazarin Nanotechnology ta Duniya a Jami'ar Arewa maso Yamma.
MOF/fiber composites sun dogara ne akan binciken da aka yi a baya wanda ƙungiyar Farha ta ƙirƙiri nanomaterial wanda zai iya hana magungunan jijiya mai guba.Ta wasu ƙananan ayyuka, masu bincike kuma za su iya ƙara magungunan antiviral da antibacterial zuwa kayan.
Faha yace MOF "soso ne na wanka daidai."An tsara kayan nano masu girman ramuka da yawa, waɗanda zasu iya kama iskar gas, tururi da sauran abubuwa kamar soso yana kama ruwa.A cikin sabon masana'anta mai haɗaka, rami na MOF yana da mai haɓakawa wanda zai iya hana sinadarai masu guba, ƙwayoyin cuta da ƙwayoyin cuta.Za a iya lulluɓe nanomaterials mai ƙura cikin sauƙi akan zaruruwan yadi.
Masu bincike sun gano cewa MOF / fiber composites sun nuna saurin aiki a kan SARS-CoV-2, da kwayoyin cutar Gram-negative (E. coli) da kwayoyin cutar Gram-positive (Staphylococcus aureus).Bugu da kari, MOF/fiber composites lodi da aiki chlorine iya sauri rage mustard gas da sinadaran analogues (2-chloroethyl ethyl sulfide, CEES).Nanopores na kayan MOF da aka rufa a kan yadi suna da faɗi sosai don ba da damar gumi da ruwa su tsere.
Farha ta kara da cewa wannan hadaddiyar kayan abu ne mai girman gaske domin yana bukatar kayan aikin sarrafa masaku ne kawai da ake amfani da su a masana'antu.Lokacin da aka yi amfani da shi tare da abin rufe fuska, kayan ya kamata su iya yin aiki a lokaci guda: don kare abin rufe fuska daga ƙwayoyin cuta a kusa da su, da kuma kare mutanen da suka yi hulɗa da mai cutar da ke sanye da abin rufe fuska.
Masu bincike kuma za su iya fahimtar wuraren aiki na kayan a matakin atomic.Wannan yana ba su damar da wasu don samun alaƙar aiki-tsari don ƙirƙirar wasu kayan haɗin gwal na tushen MOF.
Haɓaka chlorine mai aiki mai sabuntawa a cikin abubuwan haɗin MOF na tushen zirconium don kawar da barazanar halitta da sinadarai.Jaridar American Chemical Society, Satumba 30, 2021.
Nau'in Ƙungiya Nau'in Sashin Masu zaman kansu/Masana'antu Ilimin Gwamnatin Tarayya Jiha/Ƙaramar Hukumar Soja Mai Rarraba Kafafen Yada Labarai/Dangatakar Jama'a Wasu
Lokacin aikawa: Oktoba-23-2021