Baran Group Meeting
Terry Lou
Organic dyes (Cont’d)
Triarylamines
NC
-COOH
Dyenamo Yellow (L0)
n = 3.3% (N719, 7.7%)
Amax
= 386 nm (€ = 33,800 М-1 cm-1)
For N749 (black dye):
Amax = 605 nm (€ = 7,500 M-1 cm-1)
NC
-СООН
Dye-Sensitized Solar Cells
CN
.COOH
дающи
D5
Baran Group Meeting
Jun 5, 2021
COOH
n-C6H130
CN
n = 7.2%; 3% in solid state DSSC;
Amax = 458 nm (€ = 38,000 M-1 cm-1)
NC
здовая
C217
n = 9.8%; 8.1% in ionic liquid; retain >96%
efficiency after 1,000 h (1 sun, 60 °C)
COOH
n = 5.1% (N719, 6%); IPCE = 85% (400 nm)
max
= 441 nm ( = 33,000 М-1 cm-1)
D11
CN
COOH
С6Н130
-ОС 6 Н 13
C6H13 C6H13
CN
COOH
COOH
С6Н130
С6Н130
JK-2
n = 8%; dimethylfluorene improved
photo- and thermal stability; red
shift by extended thiophene bridge
JK-46
n = 8.6%; 7% in ionic liquid; excellent stability;
alkyl chain enhanced tolerance towards water
C205
n = 8.3%; 3,4-ethylenedioxythiophene
(EDOT) further red shift vs thiophene
Y123
n = 10.3%; ехсeptional stability; retain >90%
efficiency after 3,000 h (1 sun, 85°C)
CO
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