Ukuphucula ukusebenza kakuhle kweeseli zelanga ukuzuza ukuzimela kwimithombo yamandla efosili yeyona nto iphambili kuphando lweeseli zelanga. Iqela elikhokelwa yi-physicist uDkt Felix Lang ovela kwiYunivesithi yasePotsdam, kunye noProf Lei Meng kunye noProf Yongfang Li ovela kwi-Chinese Academy of Sciences e-Beijing, uye wadibanisa ngempumelelo i-perovskite kunye ne-organic absorbers ukuphuhlisa i-cell cell tandem efezekisa amanqanaba okusebenza kwerekhodi, njengoko kuchazwe kwijenali yesayensi ye-Nature.
Le ndlela ibandakanya ukudityaniswa kwezinto ezimbini ezithatha ngokukhethayo ubude obufutshane kunye nobude-ngokukodwa, imimandla eluhlaza okwesibhakabhaka / eluhlaza kunye nobomvu / i-infrared ye-spectrum-ngaloo ndlela kwandisa ukusetyenziswa kwelanga. Ngokwesiko, eyona nto isebenzayo ebomvu / i-infrared efunxa amacandelo kwiiseli zelanga zivela kwizinto eziqhelekileyo ezifana ne-silicon okanye i-CIGS (i-copper indium gallium selenide). Nangona kunjalo, ezi zixhobo zihlala zifuna amaqondo obushushu aphezulu, okukhokelela kunyawo olubalulekileyo lwekhabhoni.
Kwiimpapasho zabo zamva nje kwiNdalo, uLang kunye noogxa bakhe badibanisa iiteknoloji ezimbini ezithembisayo ze-solar cell: i-perovskite kunye neeseli ze-solar ze-organic, ezinokucutshungulwa kumaqondo aphantsi kwaye zibe nefuthe lekhabhoni elincitshisiweyo. Ukuzuza impumelelo encomekayo ye-25.7% ngale ndibaniselwano intsha ibingumsebenzi ocelomngeni, njengoko kuphawulwe nguFelix Lang, owacacisa wathi, “Olu tshintsho lwenziwe lwaba nokwenzeka kuphela ngokudibanisa iinkqubela phambili ezimbini ezibalulekileyo.” Impumelelo yokuqala yaba kukudityaniswa kweseli entsha ebomvu/ye-infrared efunxa i-organic solar nguMeng noLi, eyandisa amandla ayo okufunxa ngakumbi kuluhlu lwe-infrared. U-Lang wachaza ngakumbi, "Nangona kunjalo, iiseli zelanga ze-tandem zijongene nemida ngenxa yomaleko we-perovskite, ofumana ilahleko enkulu xa iyilelwe ukufunxa ubukhulu becala amacandelo aluhlaza kunye noluhlaza okukhanya kwelanga.
Ixesha lokuposa: Dec-12-2024