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Table 1 Characteristics of the CNT-SiNW solar cells under AM1.5G, 80 mW/cm2 illumination treated at different NO2 concentrations and exposure time

From: Carbon Nanotube-Silicon Nanowire Heterojunction Solar Cells with Gas-Dependent Photovoltaic Performances and Their Application in Self-Powered NO2 Detecting

Device treatment V oc(V) J sc(mA/cm2) FF (%) η (%)
0 ppm (N2) 0.28 0.66 12.5 0.03
NO2 (10 ppm, 30 min) 0.42 7.40 16.9 0.65
NO2 (1000 ppm, 30 min) 0.47 20.3 48.9 5.80
NO2 (1000 ppm, 60 min) 0.48 20.7 54.3 6.74