New Quinoxaline-Containing Monomers for Narrow-Bandgap Polymers
- Авторлар: Keshtov M.1, Kuklin S.1, Konstantinov I.1, Godovskii D.1, Zou Y.2, Ostapov I.3, Makhaeva E.3, Khokhlov A.1
-
Мекемелер:
- Nesmeyanov Institute of Organoelement Compounds
- Central South University
- Moscow State University
- Шығарылым: Том 482, № 1 (2018)
- Беттер: 195-200
- Бөлім: Chemical Technology
- URL: https://journals.rcsi.science/0012-5008/article/view/154284
- DOI: https://doi.org/10.1134/S001250081809001X
- ID: 154284
Дәйексөз келтіру
Аннотация
Two new fused quinoxaline-containing monomers—2,3-bis(9-(2-decyltetradecyl)-9H-carbazol-3-yl)dithieno[3,2-f:2'3'-h]quinoxaline (М1) and 2,5-di(nonadecan-3-yl)bis[1,3]thiazolo[4,5-a:5',4'-c]bisthieno[3,2-h:2',3'-j]phenazine (М2)—have been synthesized in high yields of 88 and 83% as promising building blocks of D-A polymers for photovoltaic applications. The optical bandgaps, found from the absorption edge, are 2.79 and 2.88 eV, respectively. The HOMO/LUMO energies of М1 and М2 are–5.83/–2.96 and–5.83/–2.98 eV, respectively. Both monomers have low-lying HOMO levels, which is favorable for a high open-circuit voltage and a high stability in air in the development of PSCs. The Egec values of monomers М1 and М2 are 2.87 and 2.85 eV and are consistent well with the optical bandgap (2.79 and 2.88 eV, respectively).
Авторлар туралы
M. Keshtov
Nesmeyanov Institute of Organoelement Compounds
Email: ineos-50@mail.ru
Ресей, Moscow, 119991
S. Kuklin
Nesmeyanov Institute of Organoelement Compounds
Хат алмасуға жауапты Автор.
Email: ineos-50@mail.ru
Ресей, Moscow, 119991
I. Konstantinov
Nesmeyanov Institute of Organoelement Compounds
Email: ineos-50@mail.ru
Ресей, Moscow, 119991
D. Godovskii
Nesmeyanov Institute of Organoelement Compounds
Email: ineos-50@mail.ru
Ресей, Moscow, 119991
Y. Zou
Central South University
Email: ineos-50@mail.ru
ҚХР, Changsha
I. Ostapov
Moscow State University
Email: ineos-50@mail.ru
Ресей, Moscow, 119991
E. Makhaeva
Moscow State University
Email: ineos-50@mail.ru
Ресей, Moscow, 119991
A. Khokhlov
Nesmeyanov Institute of Organoelement Compounds
Email: ineos-50@mail.ru
Ресей, Moscow, 119991