This research is supported partially by the National Science Foundation through Grant NSF-OCE 9453499, by the Office of Naval Research through Contract 73-6645-08, by the Earth Observing System (EOS) Interdisciplinary Science Investigation of the National Aeronautics and Space Administration (NASA), and by NASA Grant NAGS-7949.
Apel, J. R., 1994: An improved model of the ocean surface wave vector spectrum and its effects on radar backscatter. J. Geophys. Res.,99, 16 269–16 291.
Barrick, D. E., 1968: Rough surface scattering based on the specular point theory. IEEE Trans. Antennas Propag.,AP-16, 449–454.
Brown, G. S., 1981: The wind-speed measurement capability of spaceborne radar altimeters. IEEE J. Oceanic Eng.,OE-6, 59–63.
——, 1990: Quasi-specular scattering from the air&ndash≃a interface. Surface Waves and Fluxes, G. L. Geernaert and W. J. Plant, Eds., Vol. II, Kluwer Academic, 1–39.
Caudal, G., and D. Hauser, 1996: Directional spreading function of the sea wave spectrum at short scale, inferred from multifrequency radar observations. J. Geophys. Res.,101, 16 601–16 613.
Corino, E. R., and R. S. Brodkey, 1969: A visual investigation of the wall region in turbulent flow. J. Fluid Mech.,37, 1–30.
Cox, C. S., and W. H. Munk, 1954a: Measurement of the roughness of the sea surface from photographs of the sun’s glitter. J. Opt. Soc. Amer.,44, 838–850.
——, and ——, 1954b: Statistics of the sea surface derived from sun glitter. J. Mar. Res.,13, 198–227.
Donelan, M. A., and W. J. Pierson, 1987: Radar scattering and equilibrium range in wind-generated waves with application to scatterometry. J. Geophys. Res.,92, 4971–5029.
——, J. Hamilton, and W. H. Hui, 1985: Directional spectra of wind-generated waves. Philos. Trans. Roy. Soc. London,315, 509–562.
Elfouhaily, T. B. Chapron, and K. Katsaros, 1997: A unified directional spectrum for long and short wind-driven waves. J. Geophys. Res.,102, 15 781–15 796.
Hara, T., E. J. Bock, and D. Lyzenga, 1994: In situ measurements of capillary&ndashρavity wave spectra using a scanning laser slope gauge and microwave radars. J. Geophys. Res.,99, 12 593–12 602.
Hasselmann, K., and Coauthors, 1973: Measurements of wind-wave growth and swell decay during the the Joint North Sea Wave Project (JONSWAP). Deutsches Hydrographisches Institut, Hamburg, Reihe A, No. 12, 95 pp. [Available from Maury Oceanographic Library, Stennis Space Center, MS 39522-5001.].
Huang, N. E., and S. R. Long, 1980: An experimental study of the surface elevation probability distribution and statistics of wind-generated waves. J. Fluid Mech.,101, 179–200.
Hwang, P. A., and O. H. Shemdin, 1988: The dependence of sea surface slope on atmospheric stability and swell conditions. J. Geophys. Res.,93, 13 903–13 912.
——, D. B. Trizna, and J. Wu, 1993: Spatial measurements of short wind waves using a scanning slope sensor. Dynamics of Atmospheres and Oceans, Vol. 20, Elsevier Science, 1–23.
——, S. Atakturk, M. A. Sletten, and D. B. Trizna, 1996: A study of the wavenumber spectra of short water waves in the ocean. J. Phys. Oceanogr.,26, 1266–1285.
Jackson, F. C., 1991: Directional spectra from the radar ocean wave spectrometer during LEWEX. Directional Ocean Wave Spectra, R. C. Beal, Ed., The Johns Hopkins University Press, 91–97.
——, W. T. Walton, D. E. Hines, B. A. Walter, and C. Y. Pend, 1992:Sea surface mean square slope from Ku-band backscatter data. J. Geophys. Res.,97, 11 411–11 427.
Jähne, B., and K. S. Riemer, 1990: Two-dimensional wave number spectra of small-scale water surface waves. J. Geophys. Res.,95, 11 531–11 546.
Kim, H. T., S. J., Kline, and W. C. Reynolds, 1971: The production of turbulence near a smooth wall in a turbulent boundary layer. J. Fluid Mech.,50, 133–160.
Kinsman, B. 1960: Surface waves at short fetches and low wind speed—A field study. Chesapeaks Bay Institute, The John Hopkins University Tech. Rep. 19, 581 pp. [Available from Maury Oceanographic Library, Stennis Space Center, MS 39522-5001.].
Kline, S. J., W. G. Reynolds, F. A. Schraub, and P. W. Runstadler, 1967: The structure of turbulence boundary layer. J. Fluid Mech.,30, 741–773.
Landahl, M. T., and E. Mollo-Christensen, 1992: Turbulence and Random Processes in Fluid Mechanics. 2d ed. Cambridge University Press, 168 pp.
Larson, T. R., and J. W. Wright, 1975: Wind-generated gravity–capillary waves: Laboratory measurements of temporal growth rates using microwave backscatter. J. Fluid Mech.,70, 417–436.
Lee, P. H. Y., and Coauthors, 1992: Recent advances in ocean surface characterization by a scanning laser slope gauge. Optics of the Air–Sea Interface: Theory and Measurements, L. Estep, Ed., International Society for Optical Engineering, 234–244.
——, J. D. Barter, K. L. Beach, E. Caponi, M. Caponi, C. L. Hindman, B. M. Lake, and H. Rungaldier, 1996: Wind-speed dependence of small-grazing-angle microwave backscatter from sea surface. IEEE Trans. Antennas Propag.,44, 333–340.
Liu, Y., 1996: The spectrum of gravity–capillary waves, the probability density function of ocean surface slopes and their effects on radar backscatter. Ph.D. dissertation, University of Delaware, 140 pp.
——, and W. J. Pierson, 1994: Comparisons of scatterometer models for the AMI on ERS-1: The possibility of systematic azimuth angle biases of wind speed and direction. IEEE Trans. Geosci. Remote Sens.,32, 626–635.
——, and X.-H. Yan, 1994: On the directional behavior of the gravity–capillary waves. Abstract, 1994 Spring Meeting, Baltimore, MD, Amer. Geophys. Union and Cosponsors, 196.
——, and ——, 1995: The wind-induced wave growth rate and the spectrum of the gravity–capillary waves. J. Phys. Oceanogr.,25, 3196–3218.
——, ——, W. T. Liu, and P. A. Hwang, 1997: The probability density function of the ocean surface slopes and its effects on radar backscatter. J. Phys. Oceanogr.,27, 782–797.
Longuet-Higgins, M. S., 1963: The generation of capillary gravity waves by steep gravity waves. J. Fluid Mech.,16, 138–159.
Masuko, H., K. Okamoto, M. Shimada, and S. Niwa, 1986: Measurement of microwave backscattering signatures of the ocean surface using X band and K a band airborne scatterometers. J. Geophys. Res.,91, 13 065–13 083.
Ohya, Y., D. E. Neff, and R. N. Meroney, 1997: Turbulence structure in a stratified boundary layer under stable condition. Bound.-Layer Meteor.,83, 139–161.
——, 1977: The Dynamics of the Upper Ocean. 2d ed. Cambridge University Press, 336 pp.
——, 1985: Spectral and statistical properties of the equilibrium range in wind-generated gravity waves. J. Fluid Mech.,156, 505–531.
Pierson, W. J., 1990: Dependence of radar backscatter on environmental parameter. Surface Waves and Fluxes, G. L. Geernaert and W. J. Plant, Eds., Vol. II, Kluwer Academic, 173–220.
——, W. B. Sylvester, and R. E. Salfi, 1984: Synoptic scale wind field properties from the SEASAT SASS. NASA Contractor Rep. 3810, Grant NAGW-266, 216 pp. [Available from Maury Oceanographic Library, Stennis Space Center, MS 39522-5001.].
——, 1986: A two-scale model of short wind-generated waves and scatterometry. J. Geophys. Res.,91, 10 735–10 749.
Prandtl, L., 1952: Essentials of Fluid Dynamics with Applications to Hydraulics, Aeronautics, Meteorology and Other Subjects. Hafner Publishing Company, 452 pp.
Rufenach, C., 1995: A new relationship between radar cross-section and ocean surface wind speed using ERS-1 scatterometer and buoy measurements. Int. J. Remote Sens.,16, 3629–3647.
Toba, Y., 1973: Local balance in the air&ndash≃a boundary processes, 3, on the spectrum of wind waves. J. Oceanogr. Soc. Japan,29, 209–220.
Valenzuela, G. R., 1978: Theories for the interaction of electromagnetic and ocean wave—A review. Bound.-Layer Meteor.,13, 61–85.
Voorrips, A. C., V. K. Makin, and G. J. Komen, 1995: The influence of atmospheric stratification on the growth of water waves. Bound.-Layer Meteor.,72, 287–303.
Wen, S., and Z. Yu, 1984: Wave Theory and Calculation Principle (in Chinese). Science Press, 662 pp.
Witter, D. L., and D. B. Chelton, 1991: A Geosat altimeter wind speed algorithm and a method for altimeter wind speed algorithm development. J. Geophys. Res.,96, 8853–8860.
Wu, J., 1994: Altimeter wind and wind-stress algorithms—Further refinement and validation. J. Atmos. Oceanic Technol.,11, 210–215.
Zhang, X., 1995: Capillary&ndashρavity and capillary waves generated in a wind wave tank: Observations and theories. J. Fluid Mech.,289, 51–82.