KETEP 세계에너지시장정보

A perovskite solar cell, comprising conductive glass, a hole transport layer, a perovskite layer, an electron transport layer and a back electrode, wherein a passivation layer is disposed between the hole transport layer and the perovskite layer, and the passivation layer comprises an amide and/or a cation thereof, characterized in that the amide comprises a compound of formula (1) and/or formula (2):  wherein R1 and R2 are each independently selected from hydrogen, -R, -NR2, -NHR, -NH2, -OH, -OR, -NHCOR, -OCOR, and -CH2COOH, wherein R represents a straight or branched chain alkyl group having 1-10 carbon atoms, m is an integer of 0 to 10; and n is an integer of 1 to 10; and  wherein Ar is selected from a C5-C10 aryl or heteroaryl group, optionally, pyridine, pyran, thiopyran, benzene, naphthalene, quinoline, isoquinoline, pyrrole, pyrazole, pyrimidine, pyrazine, pyridazine, and isoindole.