Publications

71) Krehbiel, PR; Riousset, JA; Pasko, VP; Thomas, RJ; Rison, W; Stanley, MA; Edens, HE, Upward electrical discharges from thunderstorms, NATURE GEOSCIENCE; APR 2008; v.1, no.4, p.233-237, doi:10.1038/ngeo162

70)Riousset, JA; Pasko, VP; Krehbiel, PR; Thomas, RJ; Rison, W, Three-dimensional fractal modeling of intracloud lightning discharge in a New Mexico thunderstorm and comparison with lightning mapping observations, JOURNAL OF GEOPHYSICAL RESEARCH-ATMOSPHERES; AUG 4 2007; v.112, no.D15, p.D15203, doi:10.1029/2006JD007621

69) Thomas, R.J., P. R. Krehbiel, W. Rison,1 H. E. Edens, G. D. Aulich, W. P. Winn, S. R. McNutt, G. Tytgat, E. Clark, Electrical Activity During the 2006 Mount St. Augustine Volcanic Eruptions Science 315, 1097 (2007); DOI: 10.1126/science.1136091 This is the author's version of the work. It is posted here by permission of the AAAS for personal use, not for redistribution. The definitive version was published in SCIENCE, 315, 1097 (2007); DOI: 10.1126/science.1136091 doi:10.1126/science.1136091

68) Rust, WD; MacGorman, DR; Bruning, EC; Weiss, SA; Krehbiel, PR; Thomas, RJ; Rison, W; Hamlin, T; Harlin, J (2005) Inverted-polarity electrical structures in thunderstorms in the Severe Thunderstorm Electrification and Precipitation Study (STEPS) ATMOSPHERIC RESEARCH; v.76, no.1-4, p.247-271 doi:10.1016/j.atmosres.2004.11.029

67) Sonja A. Behnke, Ronald J. Thomas, Paul R. Krehbiel, William Rison, (2005) Initial leader velocities during intracloud lightning: Possible evidence for a runaway breakdown effect, J Geophys. Res., 110, D10207, doi:10.1029/2004JD005312. pdf

66) Maggio, Chris R, Coleman, L M, Marshall, T C, Stolzenburg, M, Stanley, M A, Hamlin, T, Krehbiel, P R, Rison, W, Thomas, R J, (2005) Lightning Initation Locations as a Remote Sensing Tool of Large Thunderstorm Electric Field Vectos, Journal of Atmospheric and Oceanic Technology: Vol. 22, No. 7, pp. 1059-1068. doi:10.1175/JTECH1750.1

65) Thomas Marshall, Maribeth Stolzenburg, Chris Maggio, Lee Coleman, Paul Krehbiel, Timothy Hamlin, Ronald Thomas, William Rison, (2005) Observed Electric Fields Associated with Lightning Initiation, Geophys. Res. Lett., 32, L03813, doi:10.1029/2004GL021802, pdf

64) Lang, Timothy J., L. Jay Miller, Morris Weisman, Steven A. Rutledge, Llyle J. Barker III, V. N. Bringi, V. Chandrasekar, Andrew Detwiler, Nolan Doesken, John Helsdon, Charles Knight, Paul Krehbiel, Walter A. Lyons, Don Macgorman, Erik Rasmussen, William Rison, W. David Rust, and Ronald J. Thomas, (2004) The Severe Thunderstorm Electrification and Precipitation Study. Bulletin of the American Meteorological Society VOLUME 85, NUMBER 8, August 2004, 1107-1125, DOI: 10.1175/BAMS-85-8-1107, pdf

63) Thomas, Ronald J., Krehbiel, Paul R., Rison, William, Hunyady, Steven J., Winn, William P., Hamlin, Timothy, Harlin, Jeremiah, Accuracy of the Lightning Mapping Array, J. Geophys. Res., Vol. 109, No. D14, D14207, 2004 doi: 10.1029/2004JD004549, 2004 pdf

62) Dymond, K., F., S. A. Budzien, A. C. Nicholas, S. E. Thonnard, R. P. McCoy, R. J. Thomas, J. D. Huba, and G. Joyce, Ionospheric response to the solar flare of 14 July 2000 Radio Sci., Vol. 39, No. 1, RS1S25 doi: 10.1029/2002RS002842, 2004

61) Coleman, LM; Marshall, TC; Stolzenburg, M; Hamlin, T; Krehbiel, PR; Rison, W; Thomas, RJ, Effects of charge and electrostatic potential on lightning propagation, J OF GEOPHYSICAL RESEARCH-ATMOSPHERES; MAY 15 2003; v.108, no.D9, p.4298

60) Dymond, K. F.; Wolfram, K. D.; Budzien, S. A.; Nicholas, A. C.; McCoy, R. P.; Thomas, R. J. Middle ultraviolet emission from ionized iron Geophys. Res. Lett. Vol. 30 No. 1 10.1029/2002GL015060 January 2003

59) Dymond, K. F.; Budzien, S. A.; Nicholas, A. C.; Thonnard, S. E.; McCoy, R. P.; Thomas, R. J., Electron densities determined by inversion of ultraviolet limb profiles, J. Geophys. Res. 106, 30,315-30,322, 2001

58) Dymond, K. F.; Thomas, R. J.,An algorithm for inferring the two-dimensional structure of the nighttime ionosphere from radiative recombination measurements, Radio Sci. 36:1241-1254, 2001

57) Dymond, K. F.; Thomas, R. J., A technique for using measured ionospheric density gradients and GPS occultations for inferring the nighttime ionospheric electron density,Radio Sci. 36:1141-1148, 2001

56) Dymond, K. F., Budzien, S. A., Thonnard, S. E., McCoy, R. P., Thomas, R. J., Electron densities determined by the HIRAAS experiment and comparisons with ionosonde measurementsGeophys. Res. Lett. Vol. 28 , No. 5 , p. 927-931, 2001

55) Thomas RJ, Krehbiel PR, Rison W, Hamlin T, Harlin J, Shown D, Observations of VHF Source Powers Radiated by Lightning, Geophys. Res. Lett., Vol 28 p.143-146, 2001 pdf

54) Thomas RJ, Krehbiel PR, Rison W, Hamlin T, Boccippio DJ, Goodman SJ, Christian HJ, Comparison of ground-based 3-dimensional lightning mapping observations with satellite-based LIS observations in Oklahoma Geophys. Res. Lett. 27: 1703-1706, 2000 pdf

53) Krehbiel, P. R., Thomas, R. J., Rison, W., Hamlin, T., Harlin, J., Davis, M. GPS-based mapping system reveals lightning inside storms Eos Trans. AGU, V 81, No 3, 21-25, 2000

52) Dymond, K. F., McCoy, R. P., Thonnard, S. E., Budzien, S. A., Thomas, R. J., Bullett, T. N., Bucsela, E. J., O+, O, and O2 densities derived from measurements made by the High Resolution Airglow/Aurora Spectrograph (HIRAAS) sounding rocket experiment J. Geophys. Res. Vol. 105 , No. A10 , p. 23,025-23033., 2000

51) Dymond KF, Nee JB, Thomas RJ The tiny ionospheric photometer: An instrument for measuring ionospheric gradients for the COSMIC constellation TERRESTRIAL ATMOSPHERIC AND OCEANIC SCIENCES , v. 11(#1) pp. 273-290 MAR 2000

50) Rison, W., Thomas, R. J., Krehbiel, P. R., Hamlin, T., Harlin, J. A GPS-based Three-Dimensional Lightning Mapping System: Initial Observations Geophys. Res. Lett., 26: 3573-3576, 1999

49) Smith, D.A., X.M. Shao, D.N. Holden, C.T. Rhodes, M. Brook, P.R. Krehbiel, M.Stanley, W. Rison, R.J. Thomas, Distinct, Isolated thinderstorm radio emissions, JGR: 104 4189-4212, 1999.

48) Picone, J. M., R. R. Meier, O. A. Kelley, K. F. Dymond, R. J. Thomas, D. J. Melendez-Alvira, and R. P. McCoy, Investigation of ionosphereic O+ remote sensing using the 834-A airglow, JGR 102: 2441-2456, 1997.

47) Dymond, K. F., Thonnard, S. E., McCoy, R. P., Thomas, R. J. An optical remote sensing technique for determining nighttime F region Radio Sci, 32: 1985-1996, 1997

46) Thomas, RJ, Reference model of mesospheric atomic hydrogen COSPAR INTERNATIONAL REFERENCE ATMOSPHERE (CIRA), PT III , v. 18(#9/10) pp. 227-237 1996

45) Naudet, JP, Thomas, RJ, Roscoe, HK, Russell, JM, About a possible reference model for stratospheric NO2 COSPAR INTERNATIONAL REFERENCE ATMOSPHERE (CIRA), PT III , v. 18(#9/10) pp. 139-143 1996

44) K. Minschwaner, R. J. Thomas, and D. W. Rusch, Scattered Ultraviolet Radiation in the Upper Stratosphere, I: Observations, JGR 100:11157-11163, 1995

43) K. Minschwaner, G. P. Anderson, L. A. Hall, J. H. Chetwynd, R. J. Thomas, D. W. Rusch, A. Berk, and J. A. Conant Scattered Ultraviolet Radiation in the Upper Stratosphere, II: Models and Measurements, JGR 100: 11165-11171, 1995

42) Shao, X. M., P. R. Krehbiel, R. J. Thomas, W. Rison, Radio interferometric observations of cloud-to-ground lightning phenomena in Florida, JGR 2749-2783, 1995.

41) Rusch D. W., R. T. Clancy, F.G. Eparvier, G. E. Thomas, R. J. Thomas, Solar Mesosphere Explorer satellite measurements of el Chichon stratospheric aerosols, 1. Cloud morphology, JGR 20525-20532, 1994.

40) Rhodes, C. T., X. M. Shao, P. R. Krehbiel, R. J. Thomas, C. O. Hayenga, Observations of lightning Phenomena using radio interferometry, JGR, 13059-13082, 1994.

39) Thomas, R. J., Reference model of mesospheric atomic hydrogen, Adv Space Res. 13, 149-159, 1993.

38) Rosenlof, K. H. and R. J. Thomas Five-day Mesospheric Waves Observed in SME Ozone, J. Geophys. Res., 95, 895-899, 1990.

37) C. D. Howell, D. V. Michelangeli, M. Allen, Y. L. Yung, R. J. Thomas, SME Observations of O2(1 Delta g) Nightglow: An assessment of the Chemical Production Mechanisms, Planet. Space Sci., 38, 529-537, 1990.

36) Thomas, R. J., Seasonal Ozone Variations in the Upper Mesosphere, J. Geophys. Res., 95, 7395-7401, 1990.

35) Thomas, R. J., Atomic Hydrogen and Atomic Oxygen Density in the Mesopause Region: Global and Seasonal Variations Deduced from SME Near-infrared Emissions, J. Geophys. Res., 95, 16457-16476, 1990.

34) Le Texier, H, S, Solomon, R. J. Thomas, and R. R. Garcia, OH(7-5) Meinel Band Dayglow and Nightglow Measured by the SME Limb Scanning Near Infrared Spectrometer: Comparison of the Observed Seasonal Variability with Two-dimensional Model Simulations. Annal. Geoph., 7, 365-374, 1989.

33) Thomas, R.J., K.H. Rosenlof, R. Todd Clancy, and J.M. Zawodny, Stratospheric NO2 Over Antarctica as Measured by the Solar Mesosphere Explorer During Austral Spring, 1986, J. Geophys. Res., 93, 12561-12568, 1988.

32) Petzoldt, K., R. Lenschow, A. Hauchecorne, G.A. Kokin, W. Meyer, A. O'Neill, F. Schmidlin, and R. Thomas, Large Scale Structure of the Stratosphere and the Lower Mesosphere (20 to 60 km) Over the Northern Hemisphere During the MAP/WINE Campaign, J. Atmos. Terr. Res., 49, 621-638, 1987.

31) Grossman, K.U., H.G. Brockelann, D. Offermann, P. Schwabbauer, R. Gyger, K. Kunzi, G.K. Hartmann, C.A. Barth, R. Thomas, A.F. Chijov, S.P. Perov, V.A. Yushkov, F. Glede, and K.H. Grasnik, Middle Atmosphere Abundances of Water Vapor and Ozone During MAP/WINE, J. Atmos. Terr. Phys., 49, 827-842, 1987.

30) Naudet, J.P., D.W. Rusch, R.J. Thomas, R.T. Clancy, C.A. Barth, J. Wedding, J.M. Zawodny, P. Fabian, and M. Heltan, Stratospheric NO2 from the Solar Mesosphere Explorer During MAP/GLOBUS 1983, Planet Space Sci., 35, 631-635, 1987.

29) Naudet, J.P., R.J. Thomas, D.W. Rusch, and R.T. Clancy, Distribution of Stratospheric NO2 at 10 mbar: SME Global Morphology and Comparison to LIMS Observations, J. Geophys. Res., 92, 9863-9867, 1987.

28) Naudet, J.P., R.J. Thomas, H.K. Roscoe, and J.M. Russell III, About a Possible Reference Model for Stratospheric NO2, Adv. Space Sci., 7, 919- 923, 1987.

27) Offerman, D., H. Rippel, P. Aimedieu, W.A. Matthews, G. M\'egie, E. Arijs, J. Ingels, D. Nevejans, W. Attmannspacher, J.M. Cisneros, A.W. Dawkins, D. Demuer, P. Fabian, F. Karcher, G. Froment, U. Langematz, R. Reiter, K.W. Rothe, U. Schmidt, and R.J. Thomas, Disturbance of Stratospheric Trace Gas Mixing Ratios During the MAP/GLOBUS 1983 Campaign, Planet. Space Sci., 35, 1987.

26) Thomas, G.E., D.W. Rusch, R.J. Thomas, and R.T. Clancy, Long-term Changes in the Stratosphere Due to the 1982 Eruption of El Chichon, in The Middle Atmosphere Program Handbook, in press, 1987.

25) Clancy, R.T., D.W. Rusch, R.J. Thomas, M. Allen, and R.S. Eckman, Model Ozone Photochemistry on the Basis of SME Mesospheric Observations, J. Geophys. Res., 92, 3067-3080, 1987.

24) Dickinson, P.H.G., G. Witt, A. Zuber, D. Murtagh, K.U. Grossman, H.B. Brockelmann, P. Schwabbauer, K.D. Baker, J.C. Ulwick, and R.J. Thomas, Measurements of Odd Oxygen in the Polar Vortex on 10 February 1984 During MAP/WINE, J. Atmos. Phys., 49, 843-854, 1987.

23) Thomas, R.J., C.A. Barth, and S. Solomon, Seasonal Variations of Ozone in the Upper Mesosphere and Gravity Waves, Geophys. Res. Lett., 11, 673, 1984.

22) Thomas, R.J., C.A. Barth, D.W. Rusch, and R.W. Sanders, Solar Mesosphere Explorer Near-Infrared Spectrometer: Measurements of 1.27um Radiances and the Inference of Mesospheric Ozone, J. Geophys. Res., 89, 9569, 1984.

21) Rusch, D.W., G.H. Mount, C.A. Barth, R.J. Thomas, and M.T. Callan, Solar Mesosphere Explorer Ultraviolet Spectrometer: Global Measurements of Ozone in the 1.0 to 0.1 mb Region, Geophys. Res., 89, 11,687, 1984.

20) Barth, C.A., D.W. Rusch, R.J. Thomas, G.H. Mount, G.J. Rottman, G.E. Thomas, R.W. Sanders, and G.M. Lawrence, Solar Mesosphere Explorer: Scientific Objectives and Results, Geophys. Res. Lett., 10. 237, 1983.

19) Rusch, D.W., G.H. Mount, C.A. Barth, G.J. Rottman, R.J. Thomas, G.E. Thomas, R.W. Sanders, G.M. Lawrence, and R.S. Eckman, Ozone Densities in the Lower Mesosphere Measured by a Limb Scanning Ultraviolet Spectrometer, Geophys. Res. Lett., 10, 241, 1983.

18) Thomas, R.J., C.A. Barth, G.J. Rottman, D.W. Rusch, G.H. Mount, G.M. Lawrence, R.W. Sanders, G.E. Thomas, and L.E. Clemens, Ozone Density Distribution in the Mesosphere (50-90 km) Measured by the SME Limb Scanning Near Infrared Spectrometer, Geophys. Res. Lett., 10, 245, 1983.

17) Solomon, S., D.W. Rusch, R.J. Thomas, and R.S. Eckman, Comparison of Mesospheric Ozone Abundances Measured by the Solar Mesosphere Explorer and Model Calculations, Geophys. Res. Lett., 10, 249, 1983.

16) Thomas, R.J., C.A. Barth, G.J. Rottman, D.W. Rusch, G.H. Mount, G.M. Lawrence, R.W. Sanders, G.E. Thomas, and L.E. Clemens, Mesospheric Ozone Depletion During the Solar Proton Event of July 13, 1982: Part I. Measurement, Geophys. Res. Lett., 10, 253, 1983.

15) Solomon, S., G.C. Reid, D.W. Rusch, and R.J. Thomas, Mesospheric Ozone Depletion During the Solar Proton Event of July 13, 1982: Part II. Comparison Between Theory and Measurements, Geophys. Res. Lett., 10, 257, 1983.

14) Rusch, D.W., G.H. Mount, J.M. Zawodny, C.A. Barth, G.J. Rottman, R.J. Thomas, G.E. Thomas, R.W. Sanders, and G.M. Lawrence, Temperature Measurements in the Earth's Stratosphere Using a Limb Scanning Visible Light Spectro meter, Geophys. Res. Lett., 10, 261, 1983.

13) Mount, G.H., J.F. Noxon, D.W. Rusch, J.M. Zawodny, C.A. Barth, G.J. Rottman, R.J. Thomas, G.E. Thomas, R.W. Sanders, and G.M. Lawrence, Measurements of NO2 in the Earth's Stratosphere Using a Limb Scanning Visible Light Spectrometer, Geophys. Res. Lett., 10, 265, 1983.

12) Barth, C.A., R.W. Sanders, R.J. Thomas, G.E. Thomas, B.M. Jakosky, and R.A. West, Formation of the El Chichon Aerosol Cloud, Geophys. Res. Lett., 10, 993, 1983.

11) Rottman, G.J., C.A. Barth, R.J. Thomas, G.H. Mount, G.M. Lawrence, D.W. Rusch, R.W. Sanders, G.E. Thomas, and J. London, Solar Spectral Irradiance, 120 to 190nm, October 13, 1981-January 3, 1982, Geophys. Res. Lett., 9, 587-590, 1982.

10) Barth, C.A., R.W. Sanders, G.E. Thomas, G.J. Rottman, D.W. Rusch, R.J. Thomas, G.H. Mount, G.M. Lawrence, J.N. Zawodny, R.A. West, and J. London, Solar Mesosphere Explorer Measurements of the El Chichon Volcanic Cloud, Bull. Am. Met. Soc., 63, 1314, 1982.

9) Thomas, R.J., Analyses of Atomic Oxygen, the Green Line and Herzberg Bands in the Lower Thermosphere, J. Geophys. Res., 86, 206-210, 1981.

8) Thomas, R.J. and R.A. Young, Measurement of Atomic Oxygen and Related Airglows in the Lower Thermosphere, J. Geophys. Res., 86, 7389-7393, 1981.

7) Thomas, G.E., C.A. Barth, E.R. Hansen, C.W. Hord, G.M. Lawrence, G.H. Mount, G.J. Rottman, D.W. Rusch, A.I. Stewart, R.J. Thomas, J. London, P.L. Bailey, P.J. Cruzen, R.E. Dickinson, J.C. Gille, S.C. Liu, J.F. Noxon, and C.B. Farmer, Scientific Objectives of the Solar Mesosphere Explorer Mission, PAGEOPH, 118, 591-615, 1980.

6) Thomas, R.J., A High Altitude Rocket Measurement of Nitric Oxide, J. Geophys. Res., 83, 513-516, 1977.

5) Thomas, R.J., Total Mixing Ratios, Planet. Space Sci., 22, 175-177, 1974.

4) Donahue, T.M., B. Guenther, and R.J. Thomas, Spatial and Temporal Behavior of Atomic Oxygen Determined by OGO-6 Airglow Observations, J. Geophys. Res., 79, 1959-1964, 1974.

3) Donahue, T.M., B. Guenther, and R.J. Thomas, The Distribution of Atomic Oxygen in the Upper Atmosphere Deduced from OGO-6 Airglow Observations, J. Geophys. Res., 78, 6662-6689, 1973.

2) Thomas, R.J. and D.J. Baker, Silver Film Atomic Oxygen Sensors, Can. J. Phys. 50, 1676-1681, 1972.

1) Thomas, R.J. and T.M. Donahue, Analysis of OGO-6 Observations of the OI 5577 / Tropical F-region Nightglow, J. Geophys. Res., 77, 3557-3565, 1972.