Ryan Jordan

https://makezine.com/article/science/making-transistors-out-of-iron-pyrite/

点接触トランジスタを黄鉄鉱で自作するWSをしている

Robert Adamsの Crystal Amplifier (1933)というのが元になってるらしい

DIY Electronics - Revealing the Material Systems of Computation

https://unframed.lacma.org/2014/02/12/3-d-printing-and-derelict-electronics-at-the-art-technology-lab

http://www.ryanjordan.org/home.html

https://monoskop.org/Ryan_Jordan