Tsai, L-C., F.T. Berkey and A.W. Wong, Dynasonde observations of ionospheric modification experiments with the HiPas Observatory, in press J. Atmos. Solar-Terr. Phys., 2001.

Berkey, F.T., C.S. Fish and G.O.L. Jones, Initial observations of mesospheric winds using IDI radar measurements at the Bear Lake Observatory, J. Geophys. Res., 28(1), 135-138,2001.

2000

C. C. Hsiao, J. Y. Liu, R. T. Tsunoda, S. Fukao, S. Saroso, K. Nozaki, V. L. Badillo, F. T. Berkey, S. W. Chen, and M. Yamamoto, Evidence for the geographic control of additional layer formation in the low-latitude ionosphere, Adv. Space Res., C2.7-0082, 2000.

L.-C. Tsai and F.T. Berkey. Ionogram analysis using fuzzy segmentation and connectedness techniques, Radio Science, 35(5), 1173-1186, 2000.

Y. H. Zhang and F. T. Berkey, On the simulation of ionograms in the presence of traveling ionospheric disturbances using ionospheric ray-tracing, Proceedings of the IES 99 Symposium, 159, 2000.

L.-C. Tsai and F. T. Berkey, Fuzzy segmentation and the classification of ionograms, Proceedings of the IES 99 Symposium, 172, 2000.

F. T. Berkey and C. S. Fish, Imaging Doppler interferometry of the mesosphere from dynasonde measurements at the Bear Lake Observatory: Initial results, Proceedings of the IES 99 Symposium, 180, 2000.

F. T. Berkey and C. S. Fish, A study of meteor echoes at HF using the Bear Lake dynasonde, Proceedings of the IES 99 Symposium, 322, 2000.

A. O. Acebal, Testing of the new USGS K index algorithm at Bear Lake Observatory, MS Thesis, Department of Physics, Air Force Institute of Technology, 2000.

C. S. Fish and F. T. Berkey, Mesospheric motions over Bear Lake, Proceedings of Rocky Mountain NASA Space Grant Consortium Fellowship Symposium, paper number 6, 2000.

F. T. Berkey, C. S. Fish, and G. O. L. Jones, Initial observations of mesospheric winds using IDI radar measurements at the Bear Lake Observatory, Geophys. Res. Lett., accepted, 2000.

V. B. Wickwar, M. J. Taylor , J. P. Herron, and B. A. Martineau, Visual and lidar observations of noctilucent clouds above Logan, Utah, at 41.7°N, J. Geophys. Res., submitted, 2000.

W. R. Pendleton, Jr., M. J. Taylor, and L. C. Gardner, Terdiurnal oscillations in OH Meinel rotational temperatures for fall conditions at northern mid-latitude sites, Geophys. Res. Lett., 27, 1799, 2000.

M. J. Taylor, L. C. Gardner, I. S. Murray, and P. Jenniskens, Jet-like structures and wake in Mg I (518 nm) images of 1999 Leonid storm meteors, Earth, Moon, and Planets, 82-83, 381-389, 2000.

J. Kristl, M. Esplin, T. Hudson, M. Taylor, and C. L. Siegring, Preliminary data on variations of OH airglow during the Leonid 1999 meteor storm, Earth, Moon, and Planets, 82-83, 525-534, 2000.

I. S. Murray, M. Beech, M. J. Taylor, P. Jenniskens, and R. L. Hawkes, Comparison of 1998 and 1999 Leonid light curve morphology and meteoroid structure, Earth, Moon, and Planets, 82-83, 351-367, 2000.

1999

I. K. Monson, Mesospheric (843 nm) and thermospheric (630 nm) results and improvements to data reduction techniques for the Fabry-Perot interferometer at the Bear Lake Observatory, MS thesis, (V. B. Wickwar, Advisor) Utah State University, Logan, 1999.

M. J. Taylor, W. R. Pendleton, Jr., C. S. Gardner, and R. J. States, Comparison of terdiurnal tidal oscillations in mesospheric OH rotational temperature and Na lidar temperature measurements at mid-latitudes for fall/spring conditions, Earth Planets Space, 51, 877, 1999.

V. B. Wickwar and H.C. Carlson, Ionospheric and thermospheric couplings: vertical, latitudinal, and longitudinal, J. Atmos. Solar Terr. Phys., 61, 141-152, 1999.

V. B. Wickwar, C.M. Vadnais, I.K. Monson, and D. Rees, O(1D) Intensities and winds at Bear Lake Observatory during periods of moderate magnetic activity-initial results, Manuscript, 1999.

1998

M. J. Taylor, S.H. Seo, T. Nakamura, T. Tsuda, H. Fukunishi, and Y. Takahashi, long base-line measurements of short-period mesospheric gravity waves during the SEEK campaign, Geophys. Res. Lett., 25, 1797, 1998.

M. J. Taylor, J.-M. Jahn, S. Fukao, and A. Saito, Possible evidence of gravity wave coupling into the mid-latitude F region ionosphere during the SEEK campaign, Geophys. Res. Lett., 25, 1801, 1998.

L.-C. Tsai, J.Y. Liu and F.T. Berkey, Automatic ionogram trace identification using fuzzy classification techniques, in Computer Aided Processing of Ionograms and Ionosonde Records, NGDC Report UAG-105, 45-50, March 1998.

1997

K. C. Beissner, Studies of mid-latitude mesospheric temperature variability and its relationship to gravity waves, tides, and planetary waves, Ph.D. thesis, (V. B. Wickwar, Advisor) Utah State University, Logan, UT, 1997.

G.-H. Choi, I.K. Monson, V.B. Wickwar, and D. Rees, Seasonal variations of temperature near the mesopause from Fabry-Perot interferometer observations of OH Meinel emissions, Adv. Space Res., 21, (6)843-(6)846, 1997.

G.-H. Choi, I.K. Monson, V.B. Wickwar, and D. Rees, Seasonal and diurnal variations of temperature near the mesopause from Fabry-Perot interferometer observations of OH Meinel emissions, Adv. Space. Res., 21, (6)847-(6)850, 1997.

F. J. Garcia, M.J. Taylor, and M.C. Kelley, Two-dimensional spectral analysis of airglow image data, Appl. Optics, 36, 7374, 1997.

J. R. Isler, M.J. Taylor and D.C. Fritts, Observational evidence of wave ducting in the mesosphere, J. Geophys. Res., 102, 26,301, 1997.

M. J. Taylor, W.R. Pendleton, Jr., S. Clark, H. Takahashi, D. Gobbi, and R.A. Goldberg, Image measurements of short period gravity waves at equatorial latitudes, Geophys. Res., 102, 26,283, 1997.

L.-C. Tsai, F.T. Berkey and G.S. Stiles, Derivation and error analysis of echo phase parameters for the dynasonde, Radio Sci., 32(2), 557-566, 1997.

L.-C. Tsai, J.Y. Liu, F.T. Berkey and G.S. Stiles, The use of level singular value decomposition techniques for vector velocity determinations and its application to TID observations, Adv. Space Res., 20(6), 1277-1280, 1997.

V. B., Wickwar, I.K. Monson, C.M. Vadnais, and D. Rees, Wind climatology at 87 km above the Rocky Mountains at Bear Lake Observatory-Fabry-Perot observations of OH, Manuscript, 1997.

Y. Ye, Results from dynasonde measurements of the mid-latitude F-region ionosphere using the method of singular value decomposition, M. S. Thesis, Dept. Electrical & Computer Engineering, Utah State University, Dec. 1997.

1996

G.-H. Choi, A study of the variability of dynamics and temperatures near the mesopause from observations of the hydroxyl (OH) Meinel band emissions, Ph.D. thesis, (D. Rees, Advisor) University of London, London, 1996.

1995

S. A. East, N.P. Meredith, M.J. Harris, D. Rees, V.B. Wickwar, I.K. Monson, and H.G. Muller, First summer results on winds in the upper mesosphere derived from the 843 nm hydroxyl emissions measured from the Bear Lake Observatory, Utah, J. Atmos. Terr. Phys., 57, 995-1008, 1995.

R.H. Wiens, S.P. Zhang, R.N. Peterson, and G.G. Shepherd, Tides in emission rate and temperature from the O2 nightglow over Bear Lake Observatory, Geophys. Res. Lett., 22, 2637-2640, 1995.

1994

G.R. Swenson and S.B. Mende, OH emission and gravity waves (including a breaking wave) in all-sky imagery from Bear Lake, UT, Geophys. Res. Lett., 21, 2239-2242, 1994.

1993

S. A. East, The investigation of noctilucent clouds and other mesospheric phenomena using ground-based instrumentation and rockets, Ph.D. thesis, (D. Rees, Advisor) University College London, London, 1993.

C. M. Vadnais, Mesopause winds and OH intensities at mid-latitudes-Fabry-Perot interferometer observations of the OH Emission at 8430 Å from Bear Lake Observatory, M.S. thesis, (V. B. Wickwar, Advisor) Utah State University, Logan, Utah, 1993.

1992

A. Aruliah, The synoptic variety of the thermosphere and mesosphere winds observed using a Fabry-Perot interferometer, Ph.D. thesis, (D. Rees, Advisor) University College of London, London, 1992. 1990

D. Rees, A. Aruliah, T.J. Fuller-Rowell, V.B. Wickwar, and R.J. Sica, Winds in the upper mesosphere at mid-latitude: First results using an imaging Fabry-Perot interferometer, Geophys. Res. Lett., 17, 1259-1262, 1990.

V. B. Wickwar, and K.D. Baker, Hardware Ranch/Bear Lake Observatory, The Cedar Post, 11 (September), 4-5, 1990.