Poster Session 3 Recent Field Investigations of TTL

Tuesday, 21 August 2007: 1:30 PM-3:30 PM
Holladay (DoubleTree by Hilton Portland)
Host: 14th Conference on Middle Atmosphere
Chairs:
Andrew Gettelman, NCAR, Boulder, CO; Rolf Müller, Forschungszentrum Julich, Jülich and Karen H. Rosenlof, NOAA ESRL, Chemical Sciences Division, Boulder, CO

Papers:
P3.1
Observed and Simulated Structure of the Tropical Tropopause Layer and processes that maintain the TTL
Andrew Gettelman, NCAR, Boulder, CO; and T. Birner

P3.2
Analysis of Tropical Stratospheric Upward Mass Fluxes: A Comparison of Models and Observations
Qiong Yang, University of Washington, Seattle, WA; and Q. Fu, A. Gettelman, F. Li, J. Austin, and H. Vomel

P3.3
Quantifying the top of the tropical tropopause Layer from observations
Qiang Fu, Univ. of Washington, Seattle, WA; and Y. Hu and Q. Yang

P3.4
Remote Sensing of TTL Radiation Balance
Daniel R. Feldman, California Institute of Technology, Pasadena, CA; and Y. Yung

P3.5
Tropical thin cirrus and relative humidity viewed by the Atmospheric Infrared Sounder
Brian H. Kahn, JPL, Pasadena, CA; and C. K. Liang, A. Eldering, A. Gettelman, Q. Yue, and K. N. Liou

P3.6
HIRDLS high resolution measurements of the tropical tropopause layer
John Gille, University of Colorado and NCAR, Boulder, CO; and S. Massie, B. Nardi, C. Hartsough, J. Barnett, T. Eden, C. Halvorson, R. Khosravi, D. E. Kinnison, H. Lee, and C. E. Randall

P3.7
Subvisual cirrus cloud observations by using lidars in Kiribati and Indonesia
Suginori Iwasaki, National Defense Academy, Yokosuka, Kanagawa, Japan; and I. Matsui, M. Shiotani, A. Shimizu, T. Shibata, M. Fujiwara, N. Sugimoto, and F. Hasebe

P3.8
Comparison of particle size distributions of subvisual cirrus clouds measured by optical particle counters and a lidar with those calculated by a parcel model
Suginori Iwasaki, National Defense Academy, Yokosuka, Kanagawa, Japan; and K. I. Maruyama, M. Hayashi, S. Y. Ogino, H. Ishimoto, Y. Tachibana, A. Shimizu, I. Matsui, N. Sugimoto, K. Yamashita, K. Saga, K. Iwamoto, Y. Kamiakito, A. Chabangborn, B. Thana, M. Hashizume, T. Koike, and T. Oki

P3.9
Water and nitric acid partitioning in cold cirrus clouds observed during CR-AVE 2006: observation-modeling closure studies
Iulia Gensch, Forschungszentrum Juelich, Institut fuer Chemie und Dynamik der Geosphaere ICG1, Juelich, Germany, Juelich, Germany; and H. Bunz, D. Baumgardner, L. E. Christensen, R. L. Herman, P. Popp, C. R. Webster, T. Peter, and M. Kraemer

P3.10
A mechanism for the TTL upwelling
Jung-Hee Ryu, Texas Tech Univ., Lubbock, TX; and S. Lee

P3.11
Vertically propagating Kelvin waves and tropical tropopause variability
Jung-Hee Ryu, Texas Tech Univ., Lubbock, TX; and S. Lee and S. W. Son

P3.12
Convective Influence Calculations for CR-AVE and TC4
Leonhard Pfister, NASA/Ames Research Center, Moffett Field, CA; and E. Jensen

P3.13
Seasonal and intra-seasonal variations of ozone over the Indochina Peninsula
S. -Y. Ogino, JAMSTEC, Yokosuka, Japan; and M. Fujiwara, M. Shiotani, F. Hasebe, H. Thuy Ha, and N. T. Tan Thanh

P3.14
Transport processes in the tropical tropopause layer (TTL) -- Observations versus multi-annual simulations with CLaMS
Paul Konopka, Forschungszentrum Jülich, Jülich, Germany; and G. Günther, J. U. Grooß, R. Müller, C. Schiller, A. Ulanovsky, C. M. Volk, S. Viciani, and L. Pan

P3.15
The Madden-Julian Oscillation in tropical total ozone
Baijun Tian, UCLA, Pasadena, CA; and Y. Yung, D. E. Waliser, T. Tyranowski, L. Kuai, E. Fetzer, and B. Irion

P3.16
Space-time variations of Equatorial Kelvin wave Activity around the tropical tropopause region
Junko Suzuki, Research Institute for Sustainable Humanosphere, Kyoto University, Uji, Kyoto, Japan; and M. Shiotani

P3.17
Cirrus observations in the tropical tropopause layer over the western Pacific
Masatomo Fujiwara, Hokkaido Univ., Sapporo, Japan; and S. Iwasaki, A. Shimizu, M. Shiotani, H. Matsuura, Y. Inai, F. Hasebe, I. Matsui, N. Sugimoto, H. Okamoto, K. Yoneyama, A. Hamada, N. Nishi, and F. Immler

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