The type of MOSFET
we are looking at is called a n-channel transistor. If we
change the doping of the source and drain from n to p, and
the p-type substrate to n-type we have a p-channel
transistor. This transistor functions in the same way, but
with the polarities changed.
To cite this page MLA style: "The Transistor". Nobelprize.org. Nobel Media AB 2013. Web. 19 Jun 2013. <http://www.nobelprize.org/educational/physics/transistor/function/mosfet_2.html>