Semiconductor simulator
Brandon's Semiconductor Simulator
Draw your own circuits. Turn on voltage and see what happens. Some features of my program include:
Interactive circuit drawing
Visualization of electromagnetic fields
Many materials (metals, semiconductors, dielectrics, and more)
You need a good computer to run this simulation on your browser. There is also a downloadable version that's much faster
(but requires Java).
Want to know more? You can read about it here.
(c) Brandon Li, 2025. Ported to Javascript with...
Read more at brandonli.net