Richard Bradley, Adjunct Professor

Email: rbradley@nrao.edu Phone: (434) 296-0291 Fax: (434) 296-0324 Office: NRAO CDL Address:    NRAO Technology Center    1180 Boxwood Estate Road    Charlottesville, VA 22903-4608

Curriculum Vitae Ph.D., Electrical Engineering University of Virginia (1992) M.S., Electrical Engineering Carnegie-Mellon University (1983) B.S., Electrical Engineering Carnegie-Mellon University (1982) Presently: Research Professor and Lecturer, Astronomy UVa Visiting Assistant Professor, Electrical Engineering UVa Research Engineer, NRAO, Central Development lab Research Interests Scientific instrumentation Low noise electronics Antenna design Signal processing Galaxy dynamics Cosmology Particle physics Recent Research Assistants Nicole Gugliucci (Astronomy) Paul Ries (Astronomy) Alok Singhal (Astronomy) Kamaljeet S. Saini (EE) Courses Recently Taught Astronomy 314 - Introduction to Radio Astronomy Astronomy 535 - Radio Astronomy Instrumentation Engineering 203 - Electrical Science

Selected Recent Papers and Preprints Bradley, R., Parashare, C., White, S. M., and Bastian, T. S. "Instrument Development for the Green Bank Solar Radio Burst Spectrometer (GB/SRBS)," ASP Conference Series, Vol. 345, 2005. Stewart, K. P., Hicks, B. C., Crane, P. C., Kassim, N. E., MacDowall, R. J., Bradley, R., and Erickson, W. C. "Observations of Solar Radio Bursts with NRL LWA Antenna Prototypes," ASP Conference Series, Vol. 345, 2005. White, S. M., Bastian, T. S., Bradley, R., Parashare, C., and Wye, L "Low-Frequency Solar Radio Bursts from Green Bank," ASP Conference Series, Vol. 345, 2005. Bradley, R., J. Clarke, D. Kinion, S. Matsuki, M. Muck, L. Rosenberg, P. Sikivie, and K. van Bibber. "Microwave Cavity Searches for Dark Matter Axions," Reviews of Modern Physics, 2002. Kamaljeet S. Saini, Richard F. Bradley, Gerhard S. Schoenthal, Thomas W. Crowe and William L. Bishop, "A Novel GaAs-Quartz based Integrated 80/240 GHz Frequency Tripler'', Ninth International Conference on Terahertz Electronics, Charlottesville, Virginia, USA, October 2001. Asztalos, S., E. Daw, H. Peng, L. Rosenberg, C. Hagmann, D. Kinion, W. Stoeffl, K. van Bibber, P. Sikivie, N. Sullivan, D. Tanner, F. Nezrick, M. Turner, D. Moltz, J. Powell, M-O. Andre, J. Clarke, M. Muck, R. Bradley. "Large-Scale Microwave Cavity Search for Dark-Matter Axions, Physical Review D, vol. 64, 093002-1-28, 2001. Bradley, R. F. and J. R. Fisher. "Engineering an Adaptive RFI Canceling System for Radio Astronomy,"XXVI General Assembly of the Intl. Union of Radio Science Conf. Digest, Toronto, Canada, Aug. 13-21, p. 831, 1999. Bradley, R. F., "Cryogenic, Low Noise, Balanced Amplifiers for 300-1200 MHz Band Using Heterostructure Field-Effect Transistors," (invited), Nuclear Physics B: Proceedings Supplemental, vol. 72, pp. 137-144, 1999. Barnbaum, C. and R.F. Bradley. "A New Approach to Interference Excision in Radio Astronomy: Real Time Adaptive Cancellation," Astronomical Journal, vol. 115, pp. 2598-2614, Nov. 1998. Daw, E. and R. F. Bradley. "Effect of High Magnetic Fields on the Noise Temperature of a HFET Low-Noise Amplifier," J. Applied Physics, vol. 82, no. 4, pp. 1925-1929, Aug 15, 1997. Payne, J.M., D. Parker, and R.F. Bradley. "A Rangefinder with Fast Multiple Range Capability," Review of Scientific Instruments, vol. 63, no. 6, pp. 3311-3316, June, 1992.

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