David A. Humphreys

David A. Humphreys, James Miall: Traceable Measurement of Source and Receiver EVM Using a Real-Time Oscilloscope. IEEE T. Instrumentation and Measurement 62(6): 1413-1416 (2013)

Mark D. Boyer, Justin Barton, Eugenio Schuster, Michael L. Walker, Timothy C. Luce, John R. Ferron, Ben G. Penaflor, Robert D. Johnson, David A. Humphreys: Current profile tracking for the DIII-D tokamak via LQI optimal control. CDC 2012: 4341-4346

Wenyu Shi, William Wehner, Justin Barton, Mark D. Boyer, Eugenio Schuster, Didier Moreau, Timothy C. Luce, John R. Ferron, Michael L. Walker, David A. Humphreys, Ben G. Penaflor, Robert D. Johnson: A two-time-scale model-based combined magnetic and kinetic control system for advanced tokamak scenarios on DIII-D. CDC 2012: 4347-4352

Yongsheng Ou, Chao Xu, Eugenio Schuster, Timothy C. Luce, John R. Ferron, Michael L. Walker, David A. Humphreys: Optimal Tracking Control of Current Profile in Tokamaks. IEEE Trans. Contr. Sys. Techn. 19(2): 432-441 (2011)

William Wehner, Chao Xu, Eugenio Schuster, Didier Moreau, Didier Mazon, Michael L. Walker, David A. Humphreys, Yongkyoon In: Data-driven modeling and feedback tracking control of the toroidal rotation profile for advanced tokamak scenarios in DIII-D. CCA 2011: 858-863

Michael L. Walker, David A. Humphreys: On feedback stabilization of the tokamak plasma vertical instability. Automatica 45(3): 665-674 (2009)

Eugenio Schuster, David Sondak, Reza Arastoo, Michael L. Walker, David A. Humphreys: Optimal tuning of tokamak plasma equilibrium controllers in the presence of time delays. CCA/ISIC 2009: 1188-1194

Joseph N. Dalessio, Eugenio Schuster, David A. Humphreys, Michael L. Walker, Yongkyoon In, Jin-Soo Kim: Extending the RWM stability region by optimal feedback control. CDC 2008: 3145-3150

Eugenio Schuster, Michael L. Walker, David A. Humphreys, Miroslav Krstic: Plasma vertical stabilization with actuation constraints in the DIII-D tokamak. Automatica 41(7): 1173-1179 (2005)

Oleg A. Chevtchenko, Helko E. van den Brom, Ernest Houtzager, Ralf Behr, Johannes Kohlmann, Jonathan M. Williams, Theodoor J. B. M. Janssen, Luis Palafox, David A. Humphreys, François P. M. Piquemal, Sophie Djordjevic, O. Monnoye, André Poletaeff, Rado Lapuh, Karl-Erik Rydler, Gunnar Eklund: Realization of a quantum standard for AC voltage: overview of a European research project. IEEE T. Instrumentation and Measurement 54(2): 628-631 (2005)

David A. Humphreys, James Miall: Traceable RF peak power measurements for mobile communications. IEEE T. Instrumentation and Measurement 54(2): 680-683 (2005)

David A. Humphreys, Matthew R. Harper, Andrew J. A. Smith, Ian M. Smith: Vector calibration of optical reference receivers using a frequency-domain method. IEEE T. Instrumentation and Measurement 54(2): 894-897 (2005)