- Engineering Christian Worldview
- Introduction Engineering Design
- Engineering Service I
- Circuit Theory I
- Circuit Theory II (Lab)
- Signals and Systems (Lab)
- Electronics I (Lab)
- Applied Electromagnetics
- Radio-Frequency Engineering
- Advanced Topics in RF Engineering

- Magnetic Data Storage
- Magnetic Logic Devices
- Nanofabrication
- Nanocharacterization
- Thin film deposition techniques
- Atomic/Magnetic Force Microscopy

Teaching Assistant
- Engineering Circuit Analysis I
- Engineering Circuit Analysis II
- Electronics, Smartphones and Mobile Internet
- Introduction to Electrical Engineering
- Electronic Circuits I
- Electronic Circuits II
- Magnetic Materials
- Nanostructure Characterization Laboratory
University of California, Riverside Sept. 2009 – July 2014

JOURNAL AND PEER-REVIEWED CONFERENCE PUBLICATIONS:
G. Fleming, J. Butler, R. Foist, “An Electronics Lab Project: Tutorial and Design of Printed Circuit Board "Big Blinky",” in 2020 ASEE Virtual Annual Conference, Jun. 2020.

N. Lazkani, S. Truitt, N. Kawaguchi, A. DeWolf, C. Van Zant, J. Villegas, A. Hassel, J. Park, C. Jones, J. Butler, M. Rickard, “Development of a Nanofabricated Sensor for Monitoring Intraocular Pressure via Ocular Tissue Strain,” in 41st Annual Int. Conf. of the IEEE Engineering in Medicine and Biology Society (EMBC), Jul. 2019, pp. 4363-4367.

D. Garcia, P. Lou, J. Butler, S. Kumar, “Spin-orbit torque induced reversible coercivity change in Co/Pd multilayer thin films,” Solid State Communications. 246, 1-4 (2016)

D. Garcia, J. Butler, N. Amos, S. Kumar, “Electric Current Induced Coercivity Change in Co/Pd Multilayer Thin Films,” Journal of Applied Physics. 118, 153902 (2015)

J. Butler, M. Schachar, B. Lee, D. Garcia, B. Hu, J. Hong, N. Amos, S. Khizroev, “Reconfigurable and non-volatile vertical magnetic logic gates,” Journal of Applied Physics Vol. 115, 163903 (2014).

W. Wang, I. Ruiz, K. Ahmed, H. Bay, A. George, J. Wang, J. Butler, M. Ozkan, C. Ozkan, “Silicon Decorated Cone Shaped Carbon Nanotube Clusters for Lithium Ion Battery Anodes,” Small Vol. 10, 3389–3396 (2014).

N. Amos, J. Butler, B. Lee, M. Shachar, B. Hu, Y. Tian, J. Hong, D. Garcia, R. Ikkawi, R. Haddon, D. Litvinov, S. Khizroev, “Multilevel-3D Bit Patterned Magnetic Media with 8 Signal Levels Per Nanocolumn,” PloS One Vol. 7, e40134 (2012).

N. Amos, E. Stefanescu, J. Butler, B. Lee, Y. Tian, R. Ikkawi, R. Chomko, V.L. Safonov, R. Haddon, D. Litvinov, S. Khizroev, “Three-Dimensional Non-Volatile Magnetic Universal Logic Gates,” Journal of Nanoelectronics and Optoelectronics Vol. 6, 132-137 (2011).

B. Hu, N. Amos, Y. Tian, J. Butler, D. Litvinov, and S. Khizroev, “Study of Co/Pd multilayers as a candidate material for next generation magnetic media,” Journal of Applied Physics Vol. 109, 034314 (2011).

M. Hudgins, J. Butler, R. Fernandez, F. Gertz, M. Ranaghan, R. Birge, R. Haddon, and S. Khizroev, “Photo-Response of Electrostatically Deposited Bacteriorhodopsin Monolayer Films for Protein-Based Disk Recording Beyond 10 Tbit/in2,” Journal of Nanoelectronics and Optoelectronics Vol. 5, 287-289 (2010).

DISSERTATION:
J. S. Butler, "Fabrication and Characterization of Nanomagnetic Media for Data Storage and Logic Operations," Ph.D. dissertation, Dept. Elect. Eng., University of California, Riverside, Riverside, CA. 2014.

Member of Faith Lutheran Church

"Each one should use whatever gift he has received to serve others, faithfully administering God's grace in its various forms." 1 Peter 4:10, NIV