Umfanekiso uvela kwi: ACS Applied Materials and Interfaces
Iinjineli kwiYunivesithi yaseMassachusetts eAmherst ziye zayila i-ilaphuokukugcina ufudumele usebenzisa izibane zangaphakathi. Le teknoloji isiphumo somzamo weminyaka engama-80 wokwenza amalaphu asekelwe kwibhere elimhlopheuboyaOlu phando lupapashwe kwijenali i-ACS Applied Materials and Interfaces kwaye ngoku luphuhliswe lwaba yimveliso yorhwebo.
Iibhere ezikwi-polar zihlala kwezinye zezona ndawo zinzima kakhulu emhlabeni kwaye azikhathazwa ngamaqondo obushushu ase-Arctic angaphantsi kwama-45 degrees Celsius. Nangona iibhere zineendlela ezahlukeneyo zokuziqhelanisa ezizivumela ukuba zikhule nangona amaqondo obushushu ehla, izazinzulu bezisoloko zinika ingqalelo ekhethekileyo kwindlela uboya bazo obuziqhelanisa ngayo ukususela ngeminyaka yoo-1940. Ibhere elikwi-polar likwazi njani ukuziqhelanisa?uboyayigcine ishushu?
Izilwanyana ezininzi ezikwi-polar zisebenzisa ukukhanya kwelanga ukugcina ubushushu bomzimba wazo, kwaye uboya bebhere elikwi-polar ngumzekelo owaziwayo. Kangangamashumi eminyaka, izazinzulu bezisazi ukuba inxalenye yemfihlo yeebhere buboya bazo obumhlophe. Ngokuqhelekileyo kukholelwa ukuba uboya obumnyama bufunxa ubushushu ngcono, kodwa uboya bebhere elikwi-polar bubonakalise ukuba busebenza kakuhle ekudluliseleni imitha yelanga eluswini.
Ibhere eliyipholauboyangokusisiseko yifayibha yendalo ehambisa ukukhanya kwelanga eluswini lwebhere, efunxa ukukhanya kwaye ifudumale ibhere. Kwayeuboyaikwalungile kakhulu ekuthinteleni ulusu olufudumeleyo ukuba lungakhuphi ubushushu obufunyenwe nzima. Xa ilanga likhanya, kufana nokuba nengubo etyebileyo yokuzifudumeza uze ubambe ubushushu eluswini lwakho.
Iqela lophando liyile ilaphu elineengqimba ezimbini elingaphezulu kwalo linemisonto efana nebhere elimhlopheuboya, ihambisa ukukhanya okubonakalayo kumaleko ongezantsi, owenziwe nge-nylon kwaye ugqunywe ngezinto ezimnyama ezibizwa ngokuba yi-PEDOT. I-PEDOT isebenza njengesikhumba sebhere elimhlophe ukuze igcine ubushushu.
Ijakethi eyenziwe ngale nto ilula ngama-30% kunejakethi efanayo yekotoni, kwaye ulwakhiwo lwayo lokukhanya nobushushu lusebenza ngokufanelekileyo ngokwaneleyo ukufudumeza umzimba ngokuthe ngqo kusetyenziswa ukukhanya okukhoyo ngaphakathi. Ngokuhlanganisa izixhobo zamandla emzimbeni ukuze kudalwe "imozulu yomntu", le ndlela izinzile ngakumbi kuneendlela ezikhoyo zokufudumeza nokufudumala.
Ixesha leposi: Feb-27-2024