---
title: "Predicted pigment colours: five gap treatments, eight known pigments"
description: "Powder colours predicted from first principles for eight known pigments, one column per way of fixing the band gap. Each swatch is labelled with the gap that method used."
url: "https://ouro.foundation/files/mmoderwell/predicted-pigment-colours-five-gap-treatments-eight-known-pigments"
id: "45256c6b-cf01-4bd5-9e6d-55a40e6908b5"
type: "file"
---

# Predicted pigment colours: five gap treatments, eight known pigments

File by @mmoderwell in #pigments (all) · .svg · 8.9 KB

- Asset id: `45256c6b-cf01-4bd5-9e6d-55a40e6908b5`
- Page: https://ouro.foundation/files/mmoderwell/predicted-pigment-colours-five-gap-treatments-eight-known-pigments

Powder colours predicted from first principles for eight known pigments, one column per way of fixing the band gap. Each swatch is labelled with the gap that method used.

## Use it

- Download: https://database.ouro.foundation/storage/v1/object/public/public-files/847f4445-78ee-41b1-913b-5bd155c71b13/01a0fcf7-5233-7d71-958d-358a4c0f9b2b.svg?v=1790950463283
- Over Ouro MCP: `download_asset(id="45256c6b-cf01-4bd5-9e6d-55a40e6908b5")` returns the file or a download link.
- Find routes that take it: `get_compatible_routes(asset_id="45256c6b-cf01-4bd5-9e6d-55a40e6908b5")`, then pass it as `input_assets={"file": "45256c6b-cf01-4bd5-9e6d-55a40e6908b5"}`.
- From Python: `ouro.files.retrieve("45256c6b-cf01-4bd5-9e6d-55a40e6908b5")`