Publications

2022, Konopka, P., ., M. Tao, F. Plöger, D.F. Hurst, M.L. Santee, J.S. Wright, and M. Riese, Stratospheric moistening after 2000, Geophysical Research Letters, 49, https://doi.org/10.1029/2021GL097609
Tags: H2O, Sonde

2021, Bouarar, I., B. Gaubert, G.P. Brasseur, W. Steinbrecht, T. Doumbia, S. Tilmes, et al., Ozone Anomalies in the Free Troposphere during the COVID-19 Pandemic, Geophysical Research Letters, 48, e2021GL094204, https://doi.org/10.1029/2021GL094204
Tags: Sonde, Tropospheric Ozone

2021, Steinbrecht, W., Kubistin, D., Plass-Dülmer, C., Davies, J., Tarasick, D. W., von der Gathen, P., et al. , COVID-19 crisis reduces free tropospheric ozone across the Northern Hemisphere, Geophysical Research Letters, 48, e2020GL091987, https://doi.org/10.1029/2020GL091987
Tags: FTIR, Tropospheric Ozone

2020, Steinbrecht, W., J. Davies, D.W. Tarasick, P. von der Gathen, H. Deckelmann, N. Jepsen, R. Kivi, N. Lyall, M. Palm, J. Notholt, B. Kois, P. Oelsner, R. Dirksen, M. Allaart, A. Pieters, M. Gill, R. van Malderen, A. Del Cloo, P. Skrivankova, R. Süssmann, E. Mahieu, G. Romanens, R. Stübi, G. Ancellet, S. Godin-Beekmann, K. Strong, B. Johnson, P. Cullis, I. Petropavlovskikh, J. Hannigan, J. L. Hernandez, A. D. Rodriguez, T. Nakano, T. Leblanc, C. Torres, O. Garcia, M. Schneider, T. Blumenstock, M. Tully, N. Jones, R. Querel, D. Smale, S. Strahan, A. Inness, R. Engelen , Unusually Low Ozone in the Free Troposphere throughout late Spring and Summer 2020 in the Northern Extratropics, Geophysical Research Letters, 48, e2020GL091987, https://doi.org/10.1029/2020GL091987
Tags: Sonde, Tropospheric Ozone, Model

2001, Rosenlof, K.H., S. J. Oltmans, D. Kley, J. M. Russell, E-W. Chiou, W. P. Chu, D. G. Johnson, K. K. Kelly, H. A. Michelsen, G. E. Nedoluha, E. E. Remsberg, G. C. Toon, and M. P. McCormick, Stratospheric water vapor increases over the past half-century, Geophysical Research Letters, 28, 1195-1198
Tags: H2O, Microwave

2000, Oltmans, S.J., Vömel, H., Hofmann, D. J., Rosenlof, K. H., and Kley, D., The increase in stratospheric water vapor from balloonborne, frostpoint hygrometer measurements at Washington, D.C., and Boulder, Colorado, Geophysical Research Letters, 27, 3453–3456, https://doi.org/10.1029/2000GL012133
Tags: H2O, Sonde

1997, Vömel, H., M. Rummukainen, R. Kivi, J. Karhu, T. Turunen, E. Kyrö, J. M. Rosen, N. T. Kjome, and S. J. Oltmans, Dehydration and sedimentation of ice particles in the Arctic stratospheric vortex, Geophysical Research Letters, 24, 795-798, https://doi.org/10.1029/97GL00668
Tags: H2O, Sonde

1992, Hofmann, D.J., Oltmans, S.J., The Effect of Stratospheric Water Vapor on the Heterogeneous Reaction Rate of ClONO2 and H2O for sulfuric acid Aerosol, Geophysical Research Letters, 19(22): 2211-2214
Tags: ClONO2, H2O, Sonde

1991, Rosen, J.M., N.T.Kjome, S.J. Oltmans, Balloon borne observations of backscatter, frost point and ozone in polar stratospheric clouds at the South Pole, Geophysical Research Letters, 18, 171-174
Tags: Aerosol, H2O, Ozone, PSC, Sonde

1990, Rosen, J.M., N.T.Kjome, S.J. Oltmans, Observations of backscatter, particle concentration and frost point in north polar vortex stratospheric clouds, Geophysical Research Letters, 17, 1271-1274
Tags: Aerosol, H2O, PSC, Sonde