Table 1 The data concerning different bottom metals

From: Enlarging photovoltaic effect: combination of classic photoelectric and ferroelectric photovoltaic effects

Bottom electrode

Pt

Ag

Mg

ΦM, eV

5.5

4.3

3.7

ΔΦ, eV

−1

0.2

0.6

ΦB, eV

2

0.8

0.2

Average Voc, V (Top lighting)

+4.2/−2.8 *

+7.0/−6.7

+8.1/−7.7

Average Jsc, pA/cm2 (Top lighting)

+22/−19

+1390/−1384

+3445/−3385

Average Voc, V (Bottom lighting)

+0.01/−0.01

+0.6/−1.0

+3.5/−3.5

Average Jsc, pA/cm2 (Bottom lighting)

+1/−6

+656/−700

+1210/−1295

  1. *positive/negative poling.