Ndị na-eme nchọpụta Danish na-akọ na iji vitamin C na-agwọ mkpụrụ ndụ anwụ na-abụghị nke Fullerene na-enye ọrụ antioxidant nke na-ebelata usoro mmebi nke na-esite na okpomọkụ, ọkụ na ikuku oxygen. Mkpụrụ ndụ ahụ nwetara arụmọrụ ntụgharị ike nke 9.97%, voltaji mepere emepe nke 0.69 V, njupụta dị mkpụmkpụ nke 21.57 mA/cm2, yana ihe njuju nke 66%.
Otu ndị nyocha sitere na Mahadum South Denmark (SDU) chọrọ ka ọ dabara na ọganihu a na-eme na nrụpụta ike ngbanwe maka mkpụrụ ndụ anyanwụ nke organic (OPV) nke ejiri ya mee.Onye na-anabata ndị na-abụghị Fullerene (NFA)ihe na nkwụsi ike ndozi.
Ndị otu ahụ ahọrọla ascorbic acid, nke a na-akpọkarị vitamin C, wee jiri ya dị ka oyi akwa n'etiti zinc oxide (ZnO) elektrọn transport oyi akwa (ETL) na fotoactive oyi akwa nke dị na NFA OPV mkpụrụ ndụ nke ejiri ihe mkpuchi oyi akwa ngwaọrụ tụgharịa na a. polymer semiconducting (PBDB-T: IT-4F).
Ndị ọkà mmụta sayensị jiri oyi akwa indium tin oxide (ITO), ZnO ETL, vitamin C oyi akwa, PBDB-T: IT-4F absorber, molybdenum oxide (MoOx) na-ahọrọ oyi akwa, na ọlaọcha (Ag). ) kọntaktị metal.
Ndị otu ahụ chọpụtara na ascorbic acid na-emepụta mmetụta fototabilizing, na-akọ na ọrụ antioxidant na-ebelata usoro mmebi nke na-esite na ikpughe na oxygen, ọkụ na okpomọkụ. Nnwale, dị ka ultraviolet-visible absorption, impedance spectroscopy, voltaji na-adabere na ọkụ na nha dị ugbu a, kpughekwara na vitamin C na-ebelata fotobleaching nke mkpụrụ ndụ NFA ma na-egbochi nchịkọta ụgwọ, ka nchọpụta ahụ kwuru.
Nyocha ha gosiri na, mgbe 96 h nke na-aga n'ihu photodegradation n'okpuru 1 Sun, ngwaọrụ ndị a kpuchiri ekpuchi nwere vitamin C interlayer jigidere 62% nke uru mbụ ha, na ngwaọrụ ntụaka na-ejigide naanị 36%.
Nsonaazụ gosikwara na nkwụsi ike nkwụsi ike abịaghị na ọnụ ahịa arụmọrụ. Ngwa onye mmeri nwetara arụmọrụ ntụgharị ike nke 9.97%, voltaji mepere emepe nke 0.69 V, njupụta okirikiri dị mkpụmkpụ nke 21.57 mA/cm2, yana ihe njuju nke 66%. Ngwa ntụaka na-enweghị vitamin C, gosipụtara arụmọrụ 9.85%, voltaji mepere emepe nke 0.68V, obere okirikiri nke 21.02 mA/cm2, yana ihe njuju nke 68%.
Mgbe a jụrụ ya gbasara ikike ịzụ ahịa na scalability, Vida Engmann bụ onye isi otu na ụlọ ọrụ ahụEbe maka fotovoltaics dị elu na ngwaọrụ ike ihe nkiri dị mkpa (SDU CAPE), gwara pv magazin, "Ngwaọrụ anyị na nnwale a bụ 2.8 mm2 na 6.6 mm2, ma enwere ike ịbawanye na ụlọ nyocha akwụkwọ mpịakọta na SDU CAPE ebe anyị na-emepụta modul OPV kwa oge."
O kwusiri ike na usoro mmepụta ihe nwere ike ịba ụba, na-egosi na oyi akwa interfacial bụ "ihe na-adịghị ọnụ ahịa nke na-edozi na ihe mgbaze na-emekarị, n'ihi ya enwere ike iji ya na usoro mkpuchi mpịakọta mpịakọta dị ka ndị ọzọ n'ígwé" na. cell OPV.
Engmann na-ahụ ike maka mgbakwunye karịa OPV na teknụzụ sel ọgbọ nke atọ ndị ọzọ, dị ka mkpụrụ ndụ anyanwụ nke perovskite na sel anwụ na-esiji esiji (DSSC). "Nkà na ụzụ ndị ọzọ nke organic / hybrid semiconductor, dị ka DSSC na perovskite solar cell, nwere okwu nkwụsi ike yiri nke ahụ dị ka mkpụrụ ndụ anyanwụ, n'ihi ya, enwere ohere dị mma ha nwere ike inye aka n'ịdozi nsogbu nkwụsi ike na teknụzụ ndị a," ka o kwuru.
E gosipụtara cell ahụ n'akwụkwọ akụkọ "Vitamin C maka Foto-Stable Na-abụghị Fullerene-nabata nke dabeere na Organic Solar Cells,” e bipụtara naNgwa ngwa ngwa ACS etinyere.Onye edemede mbụ nke akwụkwọ a bụ SDU CAPE's Sambathkumar Balasubramanian. Ndị otu ahụ gụnyere ndị nyocha sitere na SDU na Mahadum Rey Juan Carlos.
Na-ele anya n'ihu ndị otu ahụ nwere atụmatụ maka nyocha ọzọ n'ime usoro nkwụsi ike site na iji antioxidants na-emekarị. "N'ọdịnihu, anyị ga-anọgide na-eme nchọpụta na ntụziaka a," ka Engmann na-ekwu maka nchọpụta na-ekwe nkwa na klas ọhụrụ nke antioxidants.
Oge nzipu: Jul-10-2023