Is it possible to make a semiconductor at home?

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SUMMARY

It is possible to fabricate semiconductors at home using common materials, specifically galena (PbS) and fine wire, which can function as a semiconductor diode detector. Galena provides minority charge carriers while copper supplies majority electron charge carriers, creating a potential difference necessary for diode operation. Although many resources exist online, such as those found at The Science Cupboard, most home projects focus on creating diodes or simple transistors rather than integrated circuits, which require advanced expertise and equipment.

PREREQUISITES
  • Understanding of semiconductor physics
  • Familiarity with diode operation principles
  • Basic knowledge of materials science, specifically galena (PbS)
  • Experience with basic electronic components and circuits
NEXT STEPS
  • Research the properties and applications of galena in electronics
  • Learn about diode construction techniques using common materials
  • Explore the differences between diodes and transistors in semiconductor applications
  • Investigate the requirements for building integrated circuits at home
USEFUL FOR

This discussion is beneficial for hobbyists, electronics enthusiasts, and anyone interested in DIY semiconductor fabrication techniques.

radaballer
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Is there a way to fabricate semiconductors thigh common materials at home?
 
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Well, let's see. Galena mineral PbS with fine wire acts as semiconductor diode detector. Without looking anything up the galena is providing minority charge carriers and the copper is providing the majority electron charge carriers with enough potential difference to act as a diode.
 
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Google homemade semiconductor and you'll see several pages of examples.

One such is:

http://thesciencecupboard.com/page3.htm

Notice though it seems they all try to make diodes the simplest or a transistor no integrated circuits yet that would require a lot more expertise and equipment.
 
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