样品

J_sc (mA/cm²)

V_oc (mV)

FF

η (%)

untreated TiO₂

2.64

730

0.584

1.13

HCl-TiO₂

5.41

763

0.551

1.85

HNO₃-TiO₂

4.90

772

0.470

1.78