Spin-On Dopant #128

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opened 2026-10-25 20:08:16 +00:00 by anuejn · 1 comment

anuejn commented

2026-10-25 20:08:16 +00:00

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The easiest way might be to reproduce the Projects in Flight spin-on dopant

TEOS + Phosphoric Acid + Solvents

We also have a bottle of "Filmtronics P507 Spin-On Dopant" on hand. It seems to be in good condition, even if already expired.

The easiest way might be to reproduce the [Projects in Flight spin-on dopant](https://www.youtube.com/watch?v=1dFj-tGn8DI) TEOS + Phosphoric Acid + Solvents --- We also have a bottle of "Filmtronics P507 Spin-On Dopant" on hand. It seems to be in good condition, even if already expired.

anuejn added the

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2026-10-25 20:08:16 +00:00

anuejn added a new dependency

2026-10-25 20:08:27 +00:00

#4 Wet Lab (Chemistry)

anuejn added a new dependency

2026-10-25 20:08:39 +00:00

#60 Thermal diffusion doping

anuejn referenced this issue

2026-10-25 20:09:16 +00:00

Thermal diffusion doping #60

anuejn referenced this issue

2026-10-25 20:12:49 +00:00

Jeri Ellsworth NMOS Transistor #127

forgejo-actions commented

2026-10-25 22:36:16 +00:00

Partial Techtree

flowchart BT

    classDef eoi fill:#fff, stroke:#000, color:#000;
    classDef dependant fill:#fff, stroke:#888, color:#888;
    classDef ultimate fill:#fff, stroke:#000, color:#000;
    classDef dep_missing fill:#fcc, stroke:#800, color:#000;
    classDef dep_assigned fill:#ffa, stroke:#a50, color:#000;
    classDef dep_completed fill:#afa, stroke:#080, color:#000;
    0:::eoi
    0["<a href='https://git.fa-fo.de/fafo/techtree/issues/128' target='_blank'>#128</a> | MISSING<br/><i>Process</i><br/><b>Spin-On Dopant</b>"]
    1:::dep_assigned
    1["<a href='https://git.fa-fo.de/fafo/techtree/issues/4' target='_blank'>#4</a> | ASSIGNED<br/><i>Equipment</i><br/><b>Wet Lab (Chemistry)</b>"]
    2:::dep_assigned
    2["<a href='https://git.fa-fo.de/fafo/techtree/issues/118' target='_blank'>#118</a> | ASSIGNED<br/><i>Development</i><br/><b>Hazard Assessment</b>"]
    3:::dep_completed
    3["<a href='https://git.fa-fo.de/fafo/techtree/issues/68' target='_blank'>#68</a> | COMPLETED<br/><i>Equipment</i><br/><b>Heating Stirrer</b>"]
    4:::dep_assigned
    4["<a href='https://git.fa-fo.de/fafo/techtree/issues/67' target='_blank'>#67</a> | ASSIGNED<br/><i>Equipment</i><br/><b>Chemical Storage/Containment</b>"]
    5:::dep_assigned
    5["<a href='https://git.fa-fo.de/fafo/techtree/issues/27' target='_blank'>#27</a> | ASSIGNED<br/><i>Equipment</i><br/><b>Technical Ventilation</b>"]
    6:::dep_assigned
    6["<a href='https://git.fa-fo.de/fafo/techtree/issues/23' target='_blank'>#23</a> | ASSIGNED<br/><i>Equipment</i><br/><b>Fume Hood</b>"]
    7:::dependant
    7["<a href='https://git.fa-fo.de/fafo/techtree/issues/60' target='_blank'>#60</a> | MISSING<br/><i>Process</i><br/><b>Thermal diffusion doping</b>"]
    0 --> 1
    4 --> 5
    4 --> 2
    5 --> 2
    6 --> 5
    1 --> 6
    1 --> 5
    1 --> 4
    1 --> 3
    1 --> 2
    7 --> 0

Digest: fcd86f8efa51cda03ce9611fede22dc27570c9fbc0bd1e3786f89b3b8a1ed691; Last Updated: 2026-10-25 22:34:54

## Partial Techtree ```mermaid flowchart BT classDef eoi fill:#fff, stroke:#000, color:#000; classDef dependant fill:#fff, stroke:#888, color:#888; classDef ultimate fill:#fff, stroke:#000, color:#000; classDef dep_missing fill:#fcc, stroke:#800, color:#000; classDef dep_assigned fill:#ffa, stroke:#a50, color:#000; classDef dep_completed fill:#afa, stroke:#080, color:#000; 0:::eoi 0["<a href='https://git.fa-fo.de/fafo/techtree/issues/128' target='_blank'>#128</a> | MISSING Process Spin-On Dopant"] 1:::dep_assigned 1["<a href='https://git.fa-fo.de/fafo/techtree/issues/4' target='_blank'>#4</a> | ASSIGNED Equipment Wet Lab (Chemistry)"] 2:::dep_assigned 2["<a href='https://git.fa-fo.de/fafo/techtree/issues/118' target='_blank'>#118</a> | ASSIGNED Development Hazard Assessment"] 3:::dep_completed 3["<a href='https://git.fa-fo.de/fafo/techtree/issues/68' target='_blank'>#68</a> | COMPLETED Equipment Heating Stirrer"] 4:::dep_assigned 4["<a href='https://git.fa-fo.de/fafo/techtree/issues/67' target='_blank'>#67</a> | ASSIGNED Equipment Chemical Storage/Containment"] 5:::dep_assigned 5["<a href='https://git.fa-fo.de/fafo/techtree/issues/27' target='_blank'>#27</a> | ASSIGNED Equipment Technical Ventilation"] 6:::dep_assigned 6["<a href='https://git.fa-fo.de/fafo/techtree/issues/23' target='_blank'>#23</a> | ASSIGNED Equipment Fume Hood"] 7:::dependant 7["<a href='https://git.fa-fo.de/fafo/techtree/issues/60' target='_blank'>#60</a> | MISSING Process Thermal diffusion doping"] 0 --> 1 4 --> 5 4 --> 2 5 --> 2 6 --> 5 1 --> 6 1 --> 5 1 --> 4 1 --> 3 1 --> 2 7 --> 0 ``` Digest: fcd86f8efa51cda03ce9611fede22dc27570c9fbc0bd1e3786f89b3b8a1ed691; Last Updated: 2026-10-25 22:34:54