Isithombe sithathwe yi: Izinto Ezisetshenziswayo ze-ACS kanye ne-Interfaces
Onjiniyela eNyuvesi yaseMassachusetts e-Amherst basungule i-indwanguokukugcina ufudumele usebenzisa ukukhanya kwangaphakathi. Ubuchwepheshe buwumphumela womzamo weminyaka engu-80 wokwenza izindwangu ezisekelwe kubhere elimhlopheuboyaLolu cwaningo lushicilelwe kumagazini i-ACS Applied Materials and Interfaces futhi manje seluthuthukiswe lwaba umkhiqizo wezohwebo.
Amabhere ase-polar ahlala kwezinye zezindawo ezishisa kakhulu emhlabeni futhi awakhathazwa amazinga okushisa ase-Arctic angaphansi kwama-degree Celsius angu-45. Nakuba amabhere enezindlela eziningana zokuzivumelanisa nezimo eziwavumela ukuba achume ngisho nalapho amazinga okushisa ehla, ososayensi bebelokhu benaka kakhulu ukuzivumelanisa nezimo koboya bawo kusukela ngawo-1940. Ibhere lase-polar lizivumelanisa kanjani nezimouboyaukugcina kufudumele?
Izilwane eziningi zase-polar zisebenzisa ukukhanya kwelanga ukuze zilondoloze izinga lokushisa lomzimba wazo, futhi uboya bebhere lase-polar buyisibonelo esaziwayo. Sekungamashumi eminyaka ososayensi bebazi ukuthi ingxenye yemfihlo yamabhere uboya bawo obumhlophe. Ngokuvamile kukholelwa ukuthi uboya obumnyama bumunca ukushisa kangcono, kodwa uboya bebhere lase-polar bubonakale busebenza kahle kakhulu ekudluliseleni imisebe yelanga esikhumbeni.
Ibhele elihlala kwiqhwauboyaempeleni iyi-fiber yemvelo ehambisa ukukhanya kwelanga esikhumbeni sebhere, emunca ukukhanya futhi ifudumale ibhere. Futhiuboyafuthi kuhle kakhulu ekuvimbeleni isikhumba esifudumele ukuthi singakhiphi konke lokho kushisa okunzima. Uma ilanga likhanya, kufana nokuba nengubo ebanzi yokuzifudumeza bese ubamba ukufudumala esikhumbeni sakho.
Ithimba locwaningo laklama indwangu enezingqimba ezimbili lapho ungqimba lwayo oluphezulu luqukethe imicu efana nebhere elimhlopheuboya, ihambisa ukukhanya okubonakalayo engqimbeni engezansi, eyenziwe nge-nylon futhi imbozwe ngezinto ezimnyama ezibizwa nge-PEDOT. I-PEDOT isebenza njengesikhumba sebhere elimhlophe ukuze igcine ukufudumala.
Ijakethi elenziwe ngale nto lilula ngo-30% kunejakethi efanayo yekotini, futhi isakhiwo sayo sokukhanya nokushisa sisebenza kahle ngokwanele ukufudumeza umzimba ngqo kusetshenziswa ukukhanya okukhona ngaphakathi. Ngokugxilisa izinsiza zamandla emzimbeni ukuze kudalwe "isimo sezulu somuntu siqu", le ndlela izinzile kakhulu kunezindlela ezikhona zokufudumeza nokufudumala.
Isikhathi sokuthunyelwe: Feb-27-2024