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145929-80-4 69507-98-8 Perovskite CH3NH3PbI3 Powder
General Information
Full name |
Poly[(2,6-(4,8-bis(5-(2-ethylhexyl)thiophen-2-yl)-benzo[1,2-b:4,5-b’]dithiophene))-alt-(5,5-(1’,3’-di-2-thienyl-5’,7’-bis(2-ethylhexyl)benzo[1’,2’-c:4’,5’-c’]dithiophene-4,8-dione)] |
Synonyms |
PBDB-T, PBDTBDD |
CAS number |
145929-80-4 |
Chemical formula |
(C68H78O2S8)n |
HOMO/LUMO |
HOMO = -5.33 eV, LUMO = -2.92 eV [3] |
Suggesting solvents |
Chloroform, chlorobenzene, dichlorobenzene |
Classification/Family |
Organic semiconducting materials, Medium band-gap polymers, Organic Photovoltaics, Polymer solar cells, Perovskite solar cells, Hole-transport layer materials, NF-PSCs, All-polymer solar cells (all-pscs). |
Chemical structure and product image of PBDB-T (PCE12); CAS No. 145929-80-4, Chemical formula: (C68H78O2S8)n.
Applications
PBDB-T (PCE12) is one of the highest-performing donor polymers for OPVs, having reported efficiencies exceeding 12% [1, 2], and a certified efficiency approaching 11% [3]. These efficiencies were achieved when PBDB-T was used in conjunction with recently-reported non-fullerene acceptors (NFAs, including ITIC) in inverted architecture devices. These devices also exhibited excellent thermal stability, making the combination a promising candidate for the proposed 10/10 target of 10% efficiency and 10-year lifetimes.
PBTB-T (PCE12) is easy to process, simplifying device fabrication while simultaneously providing high performance.
Due to good HOMO alignment with the valence band of commonly-used perovskites, this polymer could also be potentially used as a hole-transporting material in perovskite solar cells .
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