Date: Mon, 04 Oct 1999 23:57:19 -0400

Author: Gordon Shepherd

Subject: Re: Sourcing Semiconductor samples


In the spirit of Paul's questions, has anyone used the light-sensitive
materials from photo copier and laser printer cartridges to demonstrate
their uses and/or the principles that make them work? There should be a
neat way to take advantage of the accessable materials in these
disposible units.
Gordon Shepherd

Paul Yates wrote:

> Does anyone know where I can get samples of semiconductors for a Hall
> effect experiment?
> Paul