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Parameters used in contact width optimization of IBC cell as described in Fig. 8.
| Parameters | Description |
|---|---|
| H | 10 μm |
| τ SRH | 10 ms |
| w pn | 1 μm |
| w pdop | 1.1wpcon |
| w ndop | 1.1wncon |
| Bulk acceptor doping | 5 × 1015 cm−3 |
| N p0 | 4 × 1018 cm−3 |
| σ p | 100 nm |
| N n0 | 2 × 1018 cm−3 |
| σ n | 220 nm |
The Auger recombination of the carriers are described by improved Auger model of11. The BGN of Si and surface recombination at Si − SiO2 interface are modeled according to the details illustrated in the “Methods” section.
