3×10−19C3 \times 10^{-19} \mathrm{C}3×10−19C
4×10−19C4 \times 10^{-19} \mathrm{C}4×10−19C
5.76×10−19C5.76 \times 10^{-19} \mathrm{C}5.76×10−19C
6.4×10−19C6.4 \times 10^{-19} \mathrm{C}6.4×10−19C
