MARTIN A. UMAN
Distinguished Professor

 

Education:

PhD, Princeton University, 1961
MA, Princeton University, 1959
BSEE, Princeton University, 1957

Contact Information:

Email: uman@ece.ufl.edu
Phone: 352-392-4038
Office: 311 Larsen Hall
Homepage: www.uman.ece.ufl.edu

Program Affiliation:

Area:  Electromagnetics and Energy Systems
Lab:   Lightning Research Laboratory

Fields of Interest:

• Lightning
• Atmospheric electricity
• Electromagnetics

Employment:

2003 - Distinguished Professor, Electrical & Computer Engineering, University of Florida
1991 - Professor and Chair, Electrical & Computer Engineering, University of Florida
1971 - Professor, Electrical & Computer Engineering, University of Florida

Refereed Journals in the Last 3 Years:

2006
V. Jayakumar, V. A. Rakov, M. Miki, M. A. Uman, G. H. Schnetzer, and K. Rambo, "Estimation of input energy in rocket-triggered lightning," J. Geophysical Res. Lett., 33, L05702, doi:10.1029/2005GL025141, 2006

R. C. Olsen III, V. A. Rakov, D. . Jordan, J. Jerauld, M. A. Uman and K. J. Rambo, "Leader/return-stroke-like processes in the initial stage of rocket-triggered lightning," J. Geophys. Res., vol. 11,D13202, doi:10.1029/2005JD006790, 2006.

2005
J. R. Dwyer, H. K. Rassoul, Z. Saleh, M. A. Uman, J. Jerauld, and J. A. Plumer, "X-ray Burst produced by laboratory sparks in air," Geophs. Res. Letters, 32, L20809, doi:10.1029//2005GL024027, 2005.

V. A. Rakov,  M. A. Uman, adn K. Rambo, "A Review of Ten Years of Triggered-Lightning Experiments at Camp Blanding, Florida", J. Atmos. Res., 76, 503-517, 2005.

V. Kodali, V. A. Rakov, N. A. Uman, K. J. Rambo, G. H. Schnetzer, J. Schoene and J. Jerauld, "Triggered-Lightning Properties Inferred from Measured Currenets and Very Close Electric Fields," J. Atmos. Res., 76, 355-376, 2005.

D. Wang, N. Takagi, T. Watanabe, V.A. Rakov, M.A. Uman, K.J. Rambo, and M.V. Stapleton, “A comparison of channel-base currents and optical signals for rocket-triggered lightning strokes," J. Atmos. Res., 76, 412-422, 2005.

“Oxide reduction during triggered-lightning fulgurite formation, J. Atmos. and Solar-Terr. Phys., Vol. 67, 4, 2005, 423-428, B.E. Jones, K.S. Jones, K.J. Rambo, V.A. Rakov, J. Jerauld, and M.A. Uman.

V.A. Rakov, V. Kodali, D.E. Crawford, J. Schoene, M.A. Uman, K.J. Rambo, G.H. Schnetzer, “Close electric field signatures of dart leader/return stoke sequences in rocket-triggered lightning showing residual fields," J. Geophys. Res., Vol. 110, D07205, doi: 10.1029/2004JD005417, 2005.

M. Miki, V.A. Rakov, T. Shindo, G. Diendorfer, M. Mair, F. Heidler, W. Zischank, M.A.  Uman, R. Thottappillil, and D. Wang, "Initial stage in lightning initiated from tall objects and in rocket-triggered lightning," J. Geophysical Res., Vol. 110, No. D02109, doi:10.1029/2003JD004474, 2005.

J.R. Dwyer, H.K. Rassoul, M. Al-Dayeh, E.L. Caraway, A Chrest, B. Wright, E. Kozak, J. Jerauld, M.A. Uman, V.A. Rakov, D.M. Jordan, K.J. Rambo, “X-ray Bursts Associated with Leader Steps in Cloud-to-Ground Lightning," Geophys. Res. Lett., Vol. 32, L01803, doi:10.1029/2004GL021782, 2005.

J. Jerauld, V.A. Rakov, M.A. Uman, K. J. Rambo, and D. M. Jordan, "An Evaluation of the Performance Characteristics of the U.S. National Lightning Detection Network in Florida using Rocket-Triggered Lightning," J. Geophys. Res., Vol.110, D19106,doi:10.1029/2005/JD005924, 2005.

E.  Petrache, F. Rachidi, M. Paolone, C.A. Nucci, V.A. Rakov, and M.A. Uman, “Lightning-Induced Disturbances on Buried Cables, Part I:  Theory," IEEE Trans. on EMC, Vol. 47, No. 3,  August 2005.

2004
R.C. Olsen III, D.M. Jordan, V.A. Rakov, M.A. Uman, and N. Grimes, “Observed one-dimensional return stroke propagation speeds in the bottom 170 m of a rocket-triggered lightning channel," Geophys. Res. Lett., Vol. 31, 4 pgs., DOI:10.1029/2004GL020187, 2004.

J. Jerauld, M.A. Uman, V.A. Rakov, K.J. Rambo, and D.M. Jordan, “A Triggered Lightning Flash Containing Both Negative and Positive Strokes," Geophys. Res. Lett., Vol 31. L08104, doi:10.1029/2004GL019457, 2004.

Rajeev Thottappillil, Martin A. Uman, and Nelson Theethayi, “Electric and magnetic fields from a semi-infinite antenna above a conducting plane," J. of Electrostatics, 61, 209-221, 2004.

J.R. Dwyer, H.K. Rassoul, M. Al Dayeh, L. Caraway, B. Wright, A. Chrest, M.A. Uman, V.A. Rakov, K.J. Rambo, D.M. Jordan, J. Jerauld, and C. Smyth, " A ground level gamma-ray burst observed in association with rocket-triggered lightning," Geophys. Res. Lett., Vol. 31, L05119, doi:10.1029/2003GL018771, 2004.

165.“Measurements of x-ray emission from rocket-triggered lightning," Geophys. Res. Lett., Vol. 31, L05118, doi:10.1029/2003GL018770, J.R. Dwyer, H.K. Rassoul, M. Al Dayeh, L. Caraway, B. Wright, A. Chrest, M.A. Uman, V.A. Rakov, K.J. Rambo, D.M. Jordan, J. Jerauld, and C. Smyth, 2004

M. Bejleri, V.A. Rakov, M.A. Uman, K.J. Rambo, C.T. Mata, and M.I. Fernandez, "Triggered Lightning Testing of an Airport Runway Lighting System", IEEE Trans. on EMC, Vol. 46, No. 1, 96-101, 2004.

Contracts and Grants:

• Florida Institute pf Technology, "TERA: Thunderstorm Energtic Radiation Array"
• Federal Aviation Administration, "Lightning Protection Stanrds for Aircraft"
• Lightning Safety Alliance Corp., "Lightning Protection for Residential Structures"
• Florida Institute of Technology, "Development of the Thunderstorm Energetic Radiation Array TERA
• Livermore Labs, "Lightning Experiments to Confirm Accuracy of Peak Current Measurement Methodology and to Elucidate Potential Mechanism Causing Indirect High Current Flows Induced by nearby Lightning Phase"

Honors and Awards:

2001 - American Geophysical Union John Adam Fleming Medal
2001 - IEEE Power Engineering Society Surge Protective Devices Committee Prize Paper Award
1999 - IEEE Power Engineering Society Working Group Award for Standard or Guide
1998 - University of Florida, Professorial Excellence Program Award
1996 - IEEE Heinrich Hertz Medal, Gold
1990 - Florida Academy of Sciences, Outstanding Florida Scientist, Gold Medal
1988 - UF Teacher-Scholar of the Year
Fellow, American Meteorological Society
Fellow, Institute of Electrical and Electronic Engineers
Who's Who in America

Patents:

• 1,126,819 - Gated Lightning Detection System, with E. P. Krider, R. C. Noggle, Canada, June 1982
• 4,276,576 - Lightning Activated Relay, with R. B. Standler, June 1981
• 4,245,190 - Lightning Detection System Utilizing Triangulation and Field Amplitude Comparison Techniques, with E. P. Krider and R. C. Noggle, January 1981
• 4,115,732 - A Detection System for Lightning, with E. P. Krider, R. C. Noggle, September 1978
• 3,544,843 - High-voltge Direct Current Circuit Interrupter, with A. M. Sletten, R. E. Orville, and A. J. Venturino, December 1970