Ultrabroadband Density of States of Amorphous In-Ga-Zn-O

Kyle T. Vogt, Christopher E. Malmberg, Jacob C. Buchanan +6

The sub-gap density of states of amorphous indium gallium zinc oxide ($a$-IGZO) is obtained using the ultrabroadband photoconduction (UBPC) response of thin-film transistors (TFTs)…