Table 3

Main PV parameters of the tandem cell compared with those of the two single-junction individual cells.

InP InGaAs Tandem
Jsc (mA/cm2) 20.6 41.2 20.8
Voc (mV) 809.3 369.9 1045.9
FF (%) 81.4 74.5 83.9
η (%) 13.5 11.4 18.3

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