Table 1 Properties of nonfullerene acceptors

From: Fluorinated naphtho[1,2-c:5,6-c’]bis[1,2,5]thiadiazole-containing π-conjugated compound: synthesis, properties, and acceptor applications in organic solar cells

Acceptors

Td / °C

λmax / nma

aε / M–1 cm–1

λonset / nmb

ΔEgopt / eVc

Ep.c./ Vd

Eonsetred / Ve

ELUMO / eVf

EHOMO / eVg

FNTz-Teh-FA

393

525

6.3 × 104

596

2.08

–1.17, –1.51, –1.70, –2.06

–1.25

–3.55

–6.17

NTz-Teh-FA

412

509

6.1 × 104

580

2.13

–1.28, –1.50, –1.79, –2.06

–1.42

–3.38

–6.06

  1. aIn CHCl3
  2. bIn film
  3. cΔEopt = 1240 λonset–1
  4. dDetermined by DPV measurements
  5. eDetermined by CV measurements
  6. fELUMO = –Eonsetred –4.80
  7. gDetermined by PESA measurements
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