Eduardo Rojas

Assistant Professor of Electrical and Computer Engineering
Electrical, Computer, Software & Systems Engr Dept
Daytona College of Engineering
Daytona Beach campus

Areas of Expertise

RF and Microwave Circuits, Additive Manufacturing (3D-Printing), Antennas, Monolithic Microwave Integrated Circuits (MMIC), Material science for high-frequency circuits.


Eduardo A. Rojas-Nastrucci earned his B.S. in Electrical Engineering from the Universidad de Carabobo, Valencia, Venezuela, in 2009; and M.S.E.E. and Ph.D. in Electrical Engineering from the University of South Florida in 2014 and 2017, respectively. 


He worked as Assistant Professor from 2010 to 2012, for the school of Electrical Engineering at Universidad de Carabobo, Venezuela. 


He was a Ph.D. student and a member of the WAMI group at the University of South Florida from 2012 to 2017. His doctoral research focused on additively manufactured Microwave Circuits and Antennas. His work is oriented towards developing new structures, materials, and techniques with the objective of creating 3D printed wireless devices with improved performance. He has more than 24 peer-reviewed publications. He is also a reviewer of the journals IEEE MTT-S Transactions on Microwave Theory and Techniques, and Proceedings of the IEEE. He is an Assistant Professor of the Department of Electrical, Computer, Software and Systems Engineering, at Embry-Riddle Aeronautical University, Daytona Beach, FL.


  • Ph.D. - Doctor of Philosophy in Electrical Engineering, University of South Florida
  • M.S. - Master of Science in Electrical Engineering, University of South Florida

  • EE 430: Intro Radio Frequency Circuits
  • EE 430L: Radio Frequency Circuits Lab


Journal Publications

E. A. Rojas-Nastrucci, J. Nussbaum, T. M. Weller and N. B. Crane, “Ka-Band Characterization of Binder Jetting for 3D-Printing of Metallic Rectangular Waveguide Circuits and Antennas," in IEEE Transactions on Microwave Theory and Techniques, vol. 65, no. 9, pp. 3099-3108, Sept. 2017.

E. A. Rojas-Nastrucci, Harvey Tsang, Paul Deffenabugh, T. M. Weller, Ramiro A. Ramirez, D. Hawatmeh, and Kenneth Church, “Characterization and Modeling of K-Band Coplanar Waveguide Digitally Manufactured using Pulsed Picosecond Laser Machining of Thick-Film Conductive Paste,” in IEEE Transactions on Microwave Theory and Techniques, vol. 65, no. 9, pp. 3180-3187, Sept. 2017.

E. A. Rojas-Nastrucci, A. D. Snider and T. M. Weller, "Propagation Characteristics and Modeling of Meshed Ground Coplanar Waveguide," in IEEE Transactions on Microwave Theory and Techniques, vol. 64, no. 11, pp. 3460-3468, Nov. 2016.

J. Castro, E. A. Rojas-Nastrucci, A. Ross, T. M. Weller and J. Wang, "Fabrication, Modeling, and Application of Ceramic-Thermoplastic Composites for Fused Deposition Modeling of Microwave Components," in IEEE Transactions on Microwave Theory and Techniques, vol. 65, no. 6, pp. 2073-2084, June 2017.

Thomas P. Ketterl, Yaniel Vega, Nicholas C. Arnal, John W. I. Stratton, Eduardo A. Rojas-Nastrucci, María F. Córdoba-Erazo, Mohamed M. Abdin, Casey W. Perkowski, Paul I. Deffenbaugh, Kenneth H. Church, and Thomas M. Weller, "A 2.45 GHz Phased Array Antenna Unit Cell Fabricated Using 3-D Multi-Layer Direct Digital Manufacturing," in IEEE Transactions on Microwave Theory and Techniques, vol. 63, no. 12, pp. 4382-4394, Dec. 2015.

R. A. Ramirez, E. A. Rojas-Nastrucci and T. M. Weller, "UHF RFID Tags for On-/Off-Metal Applications Fabricated Using Additive Manufacturing," in IEEE Antennas and Wireless Propagation Letters, vol. 16, no. , pp. 1635-1638, 2017.

Juan Castro, Eduardo Rojas, Thomas Weller, and Jing Wang, “High-Permittivity and Low-Loss Electromagnetic Composites Based on Co-fired Ba0.55Sr0.45TiO3 or MgCaTiO2 Microfillers for Additive Manufacturing and Their Application to 3-D Printed K-Band Antennas”, in Journal of Microelectronics and Electronic Packaging 2016 13:3, 102-112.

Conference Papers

Eduardo Rojas-Nastrucci, Ramiro Ramirez, Derar Hawatmeh, Di Lan, Jing Wang and Thomas Weller, “Laser Enhanced Direct Print Additive Manufacturing for Mm-Wave Components and Packaging,” ICEAA 2017, Verona, Italy, September 2017.

J. Castro, E. Rojas, T. Weller and J. Wang, “High-k and Low-loss Electromagnetic Composites for Direct Digital Manufacturing of mmWave Devices,” accepted to 2017 Antennas and Propagation Symposium, January 2017

Eduardo A. Rojas-Nastrucci, Justin Nussbaum, Thomas M. Weller, and Nathan B. Crane, “Metallic 3D Printed Ka-Band Pyramidal Horn using Binder Jetting”, IEEE MTT-S 2016 Latin America Microwave Conference (LAMC 2016).

E. A. Rojas-Nastrucci, J. Nussbaum, T. M. Weller and N. B. Crane, "Meshed rectangular waveguide for high power, low loss and reduced weight applications," 2016 IEEE MTT-S International Microwave Symposium (IMS), San Francisco, CA, 2016, pp. 1-4.

J. Castro, E. Rojas, A. Ross, T. Weller and J. Wang, "High-k and low-loss thermoplastic composites for Fused Deposition Modeling and their application to 3D-printed Ku-band antennas," 2016 IEEE MTT-S International Microwave Symposium (IMS), San Francisco, CA, 2016, pp. 1-4..

D. Hawatmeh, E. Rojas-Nastrucci, and T. Weller. “A Multi-Material 3D Printing Approach for Conformal Microwave Antennas”. 2016 International Workshop on Antenna Technology. March 2016.

Vera-Lopez, A.L.; Rojas-Nastrucci, E.A.; Cordoba-Erazo, M.; Weller, T.; Papapolymerou, J., "Ka-band characterization and RF design of Acrynolitrile Butadiene Styrene (ABS)," in 2015 IEEE MTT-S International Microwave Symposium (IMS), vol., no., pp.1-4, 17-22 May 2015

Jonathon O‘Brien, Maria Cordoba Erazo, Eduardo Rojas, Juan Castro, Mohamed Abdin, Jing Wang, Gokhan Mumcu, Kenneth Church, Paul Deffenabugh, Thomas Weller. “Miniaturization of Microwave Components and Antennas Using 3D Manufacturing”. 9 th European Conference on Antennas and Propagation (EuCAP 2015). Lisbon, Portugal, April 2015.

Rojas-Nastrucci, E.A.; Weller, T.; Lopez Aida, V.; Fan Cai; Papapolymerou, J., "A study on 3D-printed coplanar waveguide with meshed and finite ground planes," Wireless and Microwave Technology Conference (WAMICON), 2014 IEEE 15th Annual , vol., no., pp.1,3, 6-6 June 2014.

Eduardo A. Rojas-Nastrucci, Ramiro A. Ramirez, Sean T. Murphy, Mike Newton and Thomas M. Weller. “A Direct Digital Manufactured RFID System Applied to Teaching Antenna Theory to Pre-College Students”. International Symposium on Microelectronics (IMAPS 2015) Oct 2015, Vol. 2015.

Juan Castro, Eduardo Rojas, Thomas Weller and Jing Wang, "High-k and Low-Loss Polymer Composites with Co-Fired Nd and Mg-Ca Titanates for 3D RF and Microwave Printed Devices: Fabrication and Characterization" 2015 IEEE 16th Annual Wireless and Microwave Technology Conference (WAMICON), April 2015.

Juan Castro, Eduardo Rojas, Thomas Weller and Jing Wang. “Engineered Nanocomposites for Additive Manufacturing of Microwave Electronics”. International Symposium on Microelectronics (IMAPS 2015) Oct 2015, Vol. 2015.

Ramiro A. Ramirez, Eduardo A. Rojas-Nastrucci, Thomas M. Weller, "3D Tag with Improved Read Range for UHF RFID Applications using Additive Manufacturing" 2015 IEEE 16th Annual Wireless and Microwave Technology Conference (WAMICON), April 2015.

M. F. Córdoba-Erazo, E. A. Rojas-Nastrucci and T. Weller, “Simultaneous RF electrical conductivity and topography mapping of smooth and rough conductive traces using microwave microscopy to identify localized variations”. 2015 IEEE 16th Annual Wireless and Microwave Technology Conference (WAMICON), Cocoa Beach, FL, 2015

Jonathan M. O'Brien, Eduardo Rojas and Thomas M. Weller. “A Switched-Line Phase Shifter Fabricated with Additive Manufacturing”. International Symposium on Microelectronics (IMAPS 2013) Jan 2013, Vol. 2013, No. 1.

María F. Córdoba-Erazo, Eduardo A. Rojas-Nastrucci and Thomas Weller. "Measurement of Electrical Conductivity of Direct Digital Printed Conductive Traces Using Near-Field Microwave Microscopy" International Symposium on Microelectronics (IMAPS 2014), San Diego, CA, October 2014.

Kenneth Church, Xudong Chen, Paul Deffenbaugh, Casey Perkowski, Sam LeBlanc, Eduardo Rojas, Thomas Weller, “Turning Printed Circuit Boards into Printed Circuit Structures using 3D Printing,” 2014 SMTA Conference, August 2014.