cost-effective and solution processable hole transport material (HTM), TPDI (5,10,15-triphenyl-5H-diindolo[3,2-a:3′,2′-c]carbazole), was synthesized and explored as a hole selective contact material in low temperature (100 °C) and printable processed carbon counter electrode based perovskite solar cells (PSCs) for the first time. This material demonstrated excellent thermal stability, high hole mobility and
合成并探索了一种具有成本效益且可溶液加工的空穴传输材料(HTM)
TPDI(5,10,15 -triphenyl-5 H -diindolo [3,2- a:3',2'- c ]
咔唑)首次在低温(100°C)中用作空穴选择性接触材料,并且首次可印刷的基于碳对电极的
钙钛矿太阳能电池(PSC)。这种材料表现出出色的热稳定性,高空穴迁移率以及与CH 3 NH 3 PbI 3和碳的适当能级对齐,这使其成为PSC的潜在优秀替代界面材料。通过掺杂
TPDI的界面工程,CH 3 NH 3 PbI处的能垒3 /碳界面被有效地消除了。的15.5%显着增强的功率转换效率(PCE)中的溶液,得到,这是相媲美,甚至优于与2,2',7,7'-四(参考设备的Ñ, Ñ ' -二p-
甲氧基苯胺)-
9,9'-螺二芴(spiro-OMeTAD)在等效条件下作为HTM。此外,
TPDI也可以以其原始形式很好地发挥作用,尽管所获得的效率(13