Ana iya amfani da graphene mai suna "sihiri abu" don gano COVID-19 cikin sauri da daidaito
A cewar rahotannin kafofin watsa labarai na ƙasashen waje, masu bincike a Jami'ar Illinois da ke Chicago sun yi nasarar amfani da graphene, ɗaya daga cikin kayan da aka fi sani da ƙarfi da siriri, don gano ƙwayar cutar sars-cov-2 a gwaje-gwajen dakin gwaje-gwaje. Masu bincike sun ce binciken na iya zama wani ci gaba a gano cutar COVID-19 kuma ana iya amfani da shi wajen yaƙi da COVID-19 da nau'ikansa.
A cikin gwajin, masu binciken sun haɗuzanen graphenetare da kauri na tambari 1/1000 kawai tare da wani maganin rigakafi wanda aka tsara don kai hari ga sanannun glycoproteins akan COVID-19. Daga nan suka auna rawar jiki na matakin atomic na zanen graphene lokacin da aka fallasa su ga samfuran cowid positive da cowid negative a cikin yashi na wucin gadi. Girgizar takardar graphene mai haɗin antibody ya canza lokacin da aka yi wa samfuran cowid-19 masu kyau, amma bai canza ba lokacin da aka yi wa samfuran cowid-19 ko wasu coronaviruses marasa kyau magani. Canje-canjen girgiza da aka auna da na'urar da ake kira Raman spectrometer a bayyane suke cikin mintuna biyar. An buga bincikensu a cikin ACS Nano a ranar 15 ga Yuni, 2021.
"Al'umma a bayyane take tana buƙatar ingantattun hanyoyi don gano cutar covid da nau'ikanta cikin sauri da daidaito, kuma wannan binciken yana da yuwuwar kawo canji na gaske. Ingantaccen firikwensin yana da babban tasiri da zaɓi ga cutar covid, kuma yana da sauri da araha Said Vikas Berry, babban marubucin jaridar" Thekadarori na musammanna "sihiri abu" graphene yana sa ya zama mai sauƙin amfani, wanda hakan ke sa wannan nau'in firikwensin ya yiwu.
Graphene wani nau'in sabon abu ne wanda ke da ƙwayoyin carbon masu haɗin gwiwa na SP2 waɗanda aka haɗa sosai a cikin tsarin layi mai girma biyu na zuma. Ana haɗa ƙwayoyin carbon tare ta hanyar haɗin sinadarai, kuma sassaucinsu da motsinsu na iya haifar da girgizar resonance, wanda aka fi sani da phonon, wanda za a iya auna shi daidai. Lokacin da kwayar halitta kamar sars-cov-2 ta yi hulɗa da graphene, yana canza waɗannan girgizar resonance ta hanya ta musamman da za a iya ƙididdigewa. Masu bincike sun ce yuwuwar amfani da na'urori masu auna sikeli na atomic na graphene - daga gano cutar covid zuwa ALS zuwa ciwon daji - yana ci gaba da faɗaɗawa, in ji masu bincike.
Lokacin Saƙo: Yuli-15-2021