Table 1 Device parameters for PYT polymer batches as well as their polymerization reaction conditions and relevant reaction times

From: Real-time monitoring polymerization degree of organic photovoltaic materials toward no batch-to-batch variations in device performance

Batch

Reaction Time (min)

Catalyst

Exposed Time (day)

Monomer batch

AH (g m−3)

VOC (V)

JSC (mA cm−2)

FF (%)

PCEa (%)

Standard

180

Supplier_1 (Batch A)

0

δ

~14

0.885

23.62

70.20

14.68 (14.35)

A

192

Supplier_2

0

δ

~14

0.902

23.21

69.21

14.49 (14.24)

B

173

Supplier_3

0

δ

~14

0.898

23.31

69.49

14.55 (14.32)

C

186

Supplier_1 (Batch B)

0

δ

~14

0.891

23.57

69.20

14.53 (14.33)

D

189

Supplier_1 (Batch A)

3

δ

~14

0.896

23.15

71.21

14.78 (14.49)

E

209

Supplier_1 (Batch A)

7

δ

~14

0.891

23.77

69.33

14.69 (14.28)

F

221

Supplier_1 (Batch A)

15

δ

~14

0.899

23.31

69.09

14.49 (14.30)

G

194

Supplier_1 (Batch A)

0

γ

~14

0.892

23.70

68.98

14.58 (14.36)

H

178

Supplier_1 (Batch A)

0

δ

~8

0.891

22.79

71.87

14.60 (14.35)

I

181

Supplier_1 (Batch A)

0

δ

~26

0.887

24.02

68.08

14.51 (14.37)

  1. aThe statistics were obtained from six devices.