· Organic: anthracene, doped pthalocyanines, etc · Organic polymers:  polypyrrole, polyaniline, polythiophene, etc Most of the currently available semiconductor devices are based on
elemental semiconductors Si or Ge and compound inorganic
semiconductors However, after 1990, a few semiconductor devices using
Rationalised 2023-24
325
Semiconductor Electronics:
Materials, Devices and
Simple Circuits
organic semiconductors and semiconducting polymers have been
developed signalling the birth of a futuristic technology of polymer-
electronics and molecular-electronics