Skip to main content
U.S. flag

An official website of the United States government

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

Joshua Schumacher (Fed)

Joshua Schumacher is a Process Engineer in the NanoFab Operations Group. He received a B.S. and a Ph.D. in Electrical Engineering from the University of South Florida (USF), where he also received a certificate in Materials Science. For his doctoral research, Joshua collaborated with the Moffitt Cancer Center, Tampa, where he worked on carbon nanotube (CNT) growth and developed a CNT-enhanced method for improving the detection and analysis of peptides at low-concentrations. Prior to joining the CNST, Joshua worked on materials characterization using scanning electron microscopy, transmission electron microscopy, and focused ion beam systems at the Nanotechnology Research and Education Center at USF. Joshua is responsible for training NanoFab users and for operating the NanoFab's focused ion beam systems.


Local measurements of photocurrent and band gap in CdTe solar cells

Yohan Yoon, Jungseok Chae, Aaron M. Katzenmeyer, Heayoung Yoon, Joshua D. Schumacher, Sang M. An, Andrea Centrone, Nikolai B. Zhitenev
Polycrystalline thin film technology has shown great promise for low cost, high efficiency photovoltaics. To further increase the power efficiency, a firm
Created October 9, 2019, Updated June 15, 2021