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Parameters used in emitter and base doping optimization of IBC cell as described in Fig. 6.
| Parameters | Description |
|---|---|
| H | 10 μm |
| τ SRH | 10 ms |
| Contact SRV | 10 cm/s |
| Bulk acceptor doping | 5 × 1015 cm−3 |
| w pcon | 140 μm |
| w ncon | 10 μm |
| w pn | 1 μm |
| w pdop | 1.1wpcon |
| w ndop | 1.1wncon |
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.
