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Dylan Williams (Fed)

Electrical Engineer

Dylan F. Williams received a Ph.D. in Electrical Engineering from the University of California, Berkeley in 1986. He joined the Electromagnetic Fields Division of the National Institute of Standards and Technology in 1989 where he develops electrical waveform and microwave metrology. He has published over 80 technical papers and is a Fellow of the IEEE. He is the recipient of the Department of Commerce Bronze and Silver Medals, two Electrical Engineering Laboratory's Outstanding Paper Awards, two Automatic RF Techniques Group (ARFTG) Best Paper Awards, the ARFTG Automated Measurements Technology Award, and the IEEE Morris E. Leeds Award. Dylan is now Editor of the IEEE Transactions on Microwave Theory and Techniques.


Related Programs and Projects

High Speed Waveform Measurement

  • Electrooptic Sampling and Waveform Measurement

 On-Wafer Measurement Metrology

Metrology for Electronic Packaging



Cryogenic Calibration of a Quantum-based Radio Frequency Source

Alirio De Jesus Soares Boaventura, Justus A. Brevik, Dylan Williams, Anna E. Fox, Manuel C. Castellanos Beltran, Peter F. Hopkins, Paul D. Dresselhaus, Samuel P. Benz
We report on the calibration of quantum-based radio frequency waveforms generated by a Josephson arbitrary waveform synthesizer system. We measure these

Characterization of a Josephson Junction Comb Generator

Akim A. Babenko, Alirio De Jesus Soares Boaventura, Nathan E. Flowers-Jacobs, Justus A. Brevik, Anna E. Fox, Dylan Williams, Zoya Popovic, Paul D. Dresselhaus, Samuel P. Benz
We present a new type of microwave frequency combs with a potentially calculable pulse shape. The device is an array of 1500 Josephson junctions (JJs) connected

A Cryogenic Quantum-Based RF Source

Justus A. Brevik, Alirio De Jesus Soares Boaventura, Manuel C. Castellanos Beltran, Christine A. Donnelly, Nathan E. Flowers-Jacobs, Anna E. Fox, Peter F. Hopkins, Paul D. Dresselhaus, Dylan Williams, Samuel P. Benz
We performed a preliminary calibrated measurement of the output power of a Josephson arbitrary waveform synthesizer up to 1 GHz. We present the results and
Created March 13, 2019, Updated June 15, 2021