# Semiconductor doping 2 (technology)

internal name `semiconductor-doping-mk02` · tier 6 (pY science pack 3, [tier 6](https://factorio.kalzumeus.com/tier/6.md))
HTML page: https://factorio.kalzumeus.com/tech/semiconductor-doping-mk02/

## Cost

1300 units of (1 × [pY science pack 3](https://factorio.kalzumeus.com/item/py-science-pack-3.md), 2 × [Chemical science pack](https://factorio.kalzumeus.com/item/chemical-science-pack.md), 3 × [pY science pack 2](https://factorio.kalzumeus.com/item/py-science-pack-2.md), 6 × [Logistic science pack](https://factorio.kalzumeus.com/item/logistic-science-pack.md), 10 × [pY science pack 1](https://factorio.kalzumeus.com/item/py-science-pack-1.md), 20 × [Automation science pack](https://factorio.kalzumeus.com/item/automation-science-pack.md)), 180 s each.

## Requires (2)

- [Helium processing](https://factorio.kalzumeus.com/tech/helium-processing.md)
- [Lithium Processing](https://factorio.kalzumeus.com/tech/lithium-processing.md)

## Leads to (1)

- [Medium scale integrated circuits](https://factorio.kalzumeus.com/tech/integrated-circuits-2.md)

## Unlocks (2 recipes)

### Heavily p-doped silicon (`heavy-p-type`)

- 8 s · tier 6 · productivity modules allowed
- Ingredients: 5 × [Silicon wafer](https://factorio.kalzumeus.com/item/silicon-wafer.md), 20 × [Etching solution](https://factorio.kalzumeus.com/fluid/etching.md), 50 × [Cold clean air](https://factorio.kalzumeus.com/fluid/cold-clean-air.md), 5 × [Nexelit plate](https://factorio.kalzumeus.com/item/nexelit-plate.md)
- Results: 5 × [Heavily p-doped silicon](https://factorio.kalzumeus.com/item/heavy-p-type.md)
- Made in: Gas processing unit MK 01, Gas processing unit MK 02, Gas processing unit MK 03, Gas processing unit MK 04
- Unlocked by: [Semiconductor doping 2](https://factorio.kalzumeus.com/tech/semiconductor-doping-mk02.md)

### Lightly p-doped silicon (`p-dope2`)

- 5 s · tier 6 · productivity modules allowed
- Ingredients: 5 × [Silicon wafer](https://factorio.kalzumeus.com/item/silicon-wafer.md), 1 × [Zinc acetate](https://factorio.kalzumeus.com/item/zinc-acetate.md), 2 × [Lithium Plate](https://factorio.kalzumeus.com/item/lithium.md), 40 × [Diborane](https://factorio.kalzumeus.com/fluid/diborane.md), 20 × [Etching solution](https://factorio.kalzumeus.com/fluid/etching.md)
- Results: 20 × [Lightly p-doped silicon](https://factorio.kalzumeus.com/item/p-dope.md)
- Made in: Gas processing unit MK 01, Gas processing unit MK 02, Gas processing unit MK 03, Gas processing unit MK 04
- Unlocked by: [Semiconductor doping 2](https://factorio.kalzumeus.com/tech/semiconductor-doping-mk02.md)