Whiting School of Engineering, Johns Hopkins University



Leadership Through Innovation

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Research

Tihomir Hristov

Civil Engineering

Telephone
(410) 516-4397 (221 Latrobe Office)

Email
Tihomir.Hristov @ jhu.edu

Education

Ph D Physics, Space Research Institute, Bulgarian Academy of Sciences, February, 1993
MS Physics, University of Sofia, Bulgaria, 1988

Experience

  • Associate Research Scientist, Johns Hopkins University. November, 2001 - Present
  • Research Scientist, University of California, Irvine. July 01, 1998 - October 30, 2001
  • Postdoctoral Researcher, University of California, Irvine. January, 1995 - June 30, 1998

Grants and Contracts

The Role of the Surface Waves in Forming the Propagation Pattern of EM Signals over the Ocean and Wavy Boundary Layer Measurements during RED, Office of Naval Research 440,000
Status: Awarded/Terminated
July 10, 2002 - June 30, 2005

Presentations

Tihomir Hristov, Kenneth D. Anderson: Scattering Properties of the Ocean Surface: Miller-Brown Model Revisited URSI (INTERNATIONAL UNION OF RADIO SCIENCE) Meeting. Boulder, Colorado. January 07, 2005.

Tihomir Hristov: Air-sea Interaction: the Mechanics of Coupling Johns Hopkins Applied Physics Laboratory. February 03, 2005. (Invited)

Tihomir Hristov: Wind, surface waves and radar signals over the ocean: new engineering aspects of air-sea interaction Departmental Seminar. Dept Civil Engineering, Johns Hopkins University. October 18, 2005. (Invited)

Hristov, T.: DYNAMICS OF THE SURFACE LAYER OVER THE OCEAN AS REVEALED FROM FIELD MEASUREMENTS OF THE ATMOSPHERIC PRESSURE 16th SYMPOSIUM ON BOUNDARY LAYERS AND TURBULENCE, American Meteorological Society. Portland, Maine. August 12, 2004.

Hristov, T.: Atmospheric Pressure Fluctuations over the Ocean: Analysis of Field Experiment Data 2004 AGU Ocean Sciences Meeting.  Portland, Oregon. January 09, 2004.

Hristov, T.: Mechanical Aspects of Air-sea interaction Departmental Seminar. University of New York at Stony Brook. October 06, 2004. (Invited)

Hristov, T.: A Field Study of Air-Sea Interactions Departmental Seminar. Dept. of Earth and Planetary Sciences, Johns Hopkins University. March 25, 2004. (Invited)

Hristov, T.: Air-sea interaction: the mechanics of coupling Center for Environmental and Applied Fluid Mechanics Seminar. Homewood Campus, Johns Hopkins University. March 08, 2002. (Invited)

Hristov, T.: EM Propagation in Marine Atmospheric Boundary Layer: Analysis of RED Experiment Data 2002 AGU Spring Meeting, 28 - 31 May 2002. Wasington, DC. May 29, 2002.

Hristov, T.: EM PROPAGATION OVER THE OCEAN: ANALYSIS OF RED EXPERIMENT DATA 12th Conference on Interactions of the Sea and Atmosphere, American Meteorological Society Meeting. Long Beach, California. February 13, 2003.

Hristov, T.: Experimental Study of the EM Transmission Properties of the Marine Atmospheric Boundary Layer EGS - AGU - EUG Joint Assembly. Nice, France, April 2003. April 08, 2003.

Professional Activities

Member, American Geophysical Union

Research Interests

Experimental, theoretical and numerical studies of waves and turbulence in fluids, Dynamics of geophysical flows, Electromagnetic and acoustic waves in random media

Research Capabilities

  • Field and laboratory experiments on waves and turbulence in fluids, Signal Analysis, Applied mathematics

Publications: All Publications

  1. Hristov T., S. D. Miller, C. A. Friehe. "Dynamical coupling of wind and ocean waves through wave-induced air flow". Nature (2003) (Published)
  2. Hristov T., C. A. Friehe. "EM PROPAGATION OVER THE OCEAN: ANALYSIS OF RED EXPERIMENT DATA". American Meteorological Society Meeting, February 2003, Long Beach, California (2003) (Published)
  3. Friehe C., T. Hristov. "SCALAR FLUX-PROFILE RELATIONS OVER THE OPEN OCEAN". American Meteorological Society Meeting, February 2003, Long Beach, California (2003) (Published)
  4. Hristov T., C. Friehe, K. Anderson. "Experimental Study of the EM Transmission Properties of the Marine Atmospheric Boundary Layer". EGS - AGU - EUG Joint Assembly, Nice, France, April 2003 (2003) (Published)
  5. Hristov T., K. Anderson, J. Edson and C. Friehe. "DYNAMICS OF THE SURFACE LAYER OVER THE OCEAN AS REVEALED FROM FIELD MEASUREMENTS OF THE ATMOSPHERIC PRESSURE". American Meteorological Society Meeting, August 2004, Portland, Maine (2004) (Published)
  6. ANDERSON K., B. BROOKS, P. CAFFREY, A. CLARKE, L. COHEN, K. CRAHAN, K. DAVIDSON, A. DE JONG, G. DE LEEUW, D. DION, S. DOSS-HAMMEL, P. FREDERICKSON, C. FRIEHE, T. HRISTOV, D. KHELIF, M. MOERMAN, J. S. REID, S. REISING, M. SMITH, E. TERRILL, AND D. TSINTIKIDIS. "THE RED EXPERIMENT: An Assessment of Boundary Layer Effects in a Trade Winds Regime on Microwave and Infrared Propagation over the Sea". Bulletin of the American Meteorological Society (2004) (Published)
  7. Hristov T., K. D. Anderson, C. A. Friehe, J. B. Edson. "Atmospheric Pressure Fluctuations over the Ocean: Analysis of Field Experiment Data". 2004 AGU Ocean Sciences Meeting, Portland, Oregon (2004) (Published)
  8. Hristov T., K. D. Anderson, C. A. Friehe. "Scattering Properties of the Ocean Surface: The Miller-Brown-Vegh Model Revisited". IEEE Transactions on Antennas and Propagation (2005) (Submitted)
  9. Hristov T., K. D. Anderson. "Scattering Properties of the Ocean Surface: Miller-Brown Model Revisited". URSI (INTERNATIONAL UNION OF RADIO SCIENCE) Meeting, Boulder, Colorado (2005) (Published)
  10. EDSON J., T. CRAWFORD, J. CRESCENTI, T. FARRAR, N. FREW, G. GERBI, C. HELMIS, T. HRISTOV, D. KHELIF, A. JESSUP, H. JONSSON, M. LI, L. MAHRT, W. MCGILLIS, A. PLUEDDEMANN, L. SHEN, E. SKYLLINGSTAD, T. STANTON, P. SULLIVAN, J. SUN, J. TROWBRIDGE, D. VICKERS, S. WANG, Q. WANG, R. WELLER, J. WILKIN, D. YU, AND C. ZAPPA. "THE COUPLED BOUNDARY LAYERS AND AIR-SEA TRANSFER EXPERIMENT IN LOW WINDS (CBLAST-LOW)". Bulletin of the American Meteorological Society (2005) (In Press)
  11. Sullivan P., J. B. Edson, T. Hristov, and J. C. McWilliams. "MOMENTUM FLUX STRUCTURES AND STATISTICS IN LOW-WIND MARINE SURFACE LAYERS: OBSERVATIONS AND LARGE-EDDY SIMULATIONS". 27th Conference on Hurricanes and Tropical Meteorology, 24–28 April 2006, Monterey, CA (2006) (Published)
  12. Sun J., S. Burns, J. Edson, D. Khelif, L. Mahrt, D. Vickers, T. Hristov. "Contributions of Swell to Air-Sea Interactions under Weak Wind Conditions". 27th Conference on Hurricanes and Tropical Meteorology, 24–28 April 2006, Monterey, CA (2006) (Published)

Publications: Journals

  1. Hristov T., K. D. Anderson, C. A. Friehe. "Scattering Properties of the Ocean Surface: The Miller-Brown-Vegh Model Revisited". IEEE Transactions on Antennas and Propagation (2005) (Submitted)
  2. EDSON J., T. CRAWFORD, J. CRESCENTI, T. FARRAR, N. FREW, G. GERBI, C. HELMIS, T. HRISTOV, D. KHELIF, A. JESSUP, H. JONSSON, M. LI, L. MAHRT, W. MCGILLIS, A. PLUEDDEMANN, L. SHEN, E. SKYLLINGSTAD, T. STANTON, P. SULLIVAN, J. SUN, J. TROWBRIDGE, D. VICKERS, S. WANG, Q. WANG, R. WELLER, J. WILKIN, D. YU, AND C. ZAPPA. "THE COUPLED BOUNDARY LAYERS AND AIR-SEA TRANSFER EXPERIMENT IN LOW WINDS (CBLAST-LOW)". Bulletin of the American Meteorological Society (2005) (In Press)
  3. ANDERSON K., B. BROOKS, P. CAFFREY, A. CLARKE, L. COHEN, K. CRAHAN, K. DAVIDSON, A. DE JONG, G. DE LEEUW, D. DION, S. DOSS-HAMMEL, P. FREDERICKSON, C. FRIEHE, T. HRISTOV, D. KHELIF, M. MOERMAN, J. S. REID, S. REISING, M. SMITH, E. TERRILL, AND D. TSINTIKIDIS. "THE RED EXPERIMENT: An Assessment of Boundary Layer Effects in a Trade Winds Regime on Microwave and Infrared Propagation over the Sea". Bulletin of the American Meteorological Society (2004) (Published)
  4. Hristov T., S. D. Miller, C. A. Friehe. "Dynamical coupling of wind and ocean waves through wave-induced air flow". Nature (2003) (Published)

Publications: Conference Proceedings

  1. Sullivan P., J. B. Edson, T. Hristov, and J. C. McWilliams. "MOMENTUM FLUX STRUCTURES AND STATISTICS IN LOW-WIND MARINE SURFACE LAYERS: OBSERVATIONS AND LARGE-EDDY SIMULATIONS". 27th Conference on Hurricanes and Tropical Meteorology, 24–28 April 2006, Monterey, CA (2006) (Published)
  2. Sun J., S. Burns, J. Edson, D. Khelif, L. Mahrt, D. Vickers, T. Hristov. "Contributions of Swell to Air-Sea Interactions under Weak Wind Conditions". 27th Conference on Hurricanes and Tropical Meteorology, 24–28 April 2006, Monterey, CA (2006) (Published)
  3. Hristov T., K. D. Anderson. "Scattering Properties of the Ocean Surface: Miller-Brown Model Revisited". URSI (INTERNATIONAL UNION OF RADIO SCIENCE) Meeting, Boulder, Colorado (2005) (Published)
  4. Hristov T., K. Anderson, J. Edson and C. Friehe. "DYNAMICS OF THE SURFACE LAYER OVER THE OCEAN AS REVEALED FROM FIELD MEASUREMENTS OF THE ATMOSPHERIC PRESSURE". American Meteorological Society Meeting, August 2004, Portland, Maine (2004) (Published)
  5. Hristov T., K. D. Anderson, C. A. Friehe, J. B. Edson. "Atmospheric Pressure Fluctuations over the Ocean: Analysis of Field Experiment Data". 2004 AGU Ocean Sciences Meeting, Portland, Oregon (2004) (Published)
  6. Hristov T., C. A. Friehe. "EM PROPAGATION OVER THE OCEAN: ANALYSIS OF RED EXPERIMENT DATA". American Meteorological Society Meeting, February 2003, Long Beach, California (2003) (Published)
  7. Friehe C., T. Hristov. "SCALAR FLUX-PROFILE RELATIONS OVER THE OPEN OCEAN". American Meteorological Society Meeting, February 2003, Long Beach, California (2003) (Published)
  8. Hristov T., C. Friehe, K. Anderson. "Experimental Study of the EM Transmission Properties of the Marine Atmospheric Boundary Layer". EGS - AGU - EUG Joint Assembly, Nice, France, April 2003 (2003) (Published)