Table 1 Summary of the Ge/Si ratios and BET surface areas of 2D gersiloxenes with varying x values.

From: Two-dimensional gersiloxenes with tunable bandgap for photocatalytic H2 evolution and CO2 photoreduction to CO

x

0.1

0.3

0.5

0.7

0.9

Theoretical Ge/Si ratio

9:1

7:3

1:1

3:7

1:9

Experimental Ge/Si ratio detected by EDS

8.44:1

8.89:3

1:1.07

3:6.36

1:8.77

BET surface Area (m2 g−1)

18.9

46.2

319.7

228.7

169.4

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