RESEARCH ASSOCIATE

Michaela Imelda Hegglin

Publications

2010

Hegglin, M. I., A. Gettelman, P. Hoor et al., Multi-model assessment of the upper troposphere and lower stratosphere: extra-tropics, J. Geophys. Res., doi:10.1029/2010JD013884, in press, 2010.

Gettelman, A., M. I. Hegglin, M. Fujiwara et al., Multi-model assessment in the upper troposphere and lower stratosphere: tropics and trends, J. Geophys. Res., doi:10.1029/2009JD013638, in press, 2010.

Morgenstern, O., M. A. Giorgetta, K. Shibata et al., Review of present-generation stratospheric chemistry-climate models and associated external forcings, J. Geophys. Res., doi:10.1029/2009JD013728, in press, 2010.

2009

Hegglin, M. I., and T. G. Shepherd, Large climate-induced changes in UV index and stratosphere-to-troposphere ozone flux, Nature Geoscience, 2, 687-691, 2009. [NatGeo-link]

Manney, G. L., R. S. Harwood, I. A. MacKenzie, K. Minschwaner, D. R. Allen, M. L. Santee, K. A. Walker, M. I. Hegglin, A. J. Lambert, H. C. Pumphrey, P. F. Bernath, C. D. Boone, and W. H. Daffer, Satellite observations and modelling of transport during the 2006 major stratospheric sudden warming, Atmos. Chem. Phys., 9, 4775-4795, 2009. [ACP-link]

Hegglin, M. I., C. D. Boone, G. L. Manney, K. A. Walker, A global view of the extratropical tropopause transition layer from Atmospheric Chemistry Experiment Fourier Transform Spectrometer O3, H2O, and CO, J. Geophys. Res., 114, D00B11, doi:10.1029/2008JD009984, 2009. [JGR-link]

2008

Hegglin, M. I., C. D. Boone, G. L. Manney, T. G. Shepherd, K. A. Walker, P. F. Bernath, W. H. Daffer, P. Hoor, and C. Schiller, Validation of ACE-FTS satellite data in the upper troposphere/lower stratosphere (UTLS) using non-coincident measurements, Atmos. Chem. Phys., 8, 1483-1499, 2008. [ACP-link]

2007

Hegglin, M. I., and T. G. Shepherd, O3-N2O correlations from the Atmospheric Chemistry Experiment: Revisiting a diagnostic of transport and chemistry in the stratosphere, J. Geophys. Res., 112, D19301, doi:10.1029/2006JD008281, 2007. [JGR-link]

2006

Paetz, H. W., A. Volz-Thomas, M. I. Hegglin, D. Brunner, H. Fischer, U. Schmidt, In-situ comparison of the NOy instruments flown in MOZAIC and SPURT, Atmos. Phys. Chem., 6, 2401-2410, 2006. [ACP-link]

Hegglin, M. I., D. Brunner, T. Peter, P. Hoor, H. Fischer, J. Staehelin, M. Krebsbach, C. Schiller, U. Parchatka, and U. Weers, 2006, Measurements of NO, NOy, N2O, and O3 during SPURT: implications for transport and chemistry in the lowermost stratosphere, Atmos. Phys. Chem., 6, 1331-1350, 2006. [ACP-link]

Fischer, H., M. Lawrence, Ch. Gurk, P. Hoor, J. Lelieveld, M. I. Hegglin, and D. Brunner, Model simulations and aircraft measurements of vertical, seasonal and latitudinal O3 and CO distributions over Europe, Atmos. Chem. Phys., 6, 339-348, 2006.

 

Hegglin, and D. Brunner, Model simulations and aircraft measurements of vertical, sesasonal and latitudinal O3 and CO distributions over Europe, Atmos. Chem. Phys., 6, 339-348, 2006. [ACP-link]

 

Krebsbach, M., C. Schiller, D. Brunner, G. Guenther, M. I. Hegglin, D. Mottaghy, M. Riese, N. Spelten, and H. Wernli, Seasonal cycles and variability of O3 and H2O in the UT/LMS during SPURT, Atmos. Chem. Phys., 6, 109-125, 2006. [ACP-link]

 

Engel, H. Boenisch, D. Brunner, H. Fischer, et al., Highly resolved observations of trace gases in the lowermost stratosphere and upper troposphere from the Spurt project: an overview, Atmos. Chem. Phys., 6, 283-301, 2006. [ACP-link]

 

2005

Hegglin, M. I., Brunner, D., Peter, T., Staehelin, J., Wirth, V., Hoor, P., and Fischer, H., Determination of eddy-diffusivity in the lowermost stratosphere, Geophys. Res. Lett., 32, L13812, doi:10.1029/2005GL022495, 2005. [GRL-link]

 

2004

Hoor, P., H. Boenisch, D. Brunner, et al., New insights into upward transport across the extratropical tropopause derived from extensive in situ measurements during the SPURT project, SPARC Newsletter, 22, 29-31, 2004. [SPARC-link]

 

Hoor, P., Gurk, C., Brunner, D., Hegglin, M. I., Wernli, H., and Fischer, H., Seasonality and extent of extratropcial TST derived from in-situ CO measurements during SPURT, Atmos. Chem. Phys., 4, 1427--1442, 2004. [ACP-link]  

Hegglin, M. I., D. Brunner, H. Wernli, C. Schwierz, O. Martius, M. Krebsbach, C. Schiller, N. Spelten, P. Hoor, H. Fischer, U. Parchatka, U. Weers, J. Staehelin, and Th. Peter, Tracing troposphere to stratosphere transport within a mid-latitude deep convective system. Atmos. Chem. Phys., 4, 741-756, 2004. [ACP-link]

Hegglin, M. I., Airborne NOy-, NO-, and O3-measurements during SPURT: Implications for atmospheric transport. Ph.D. thesis No. 15553, ETH Zurich, Switzerland, 2004. [PDF]

2001

Michaela I. Hegglin, Ulrich K. Krieger, Thomas Koop, and Thomas Peter, Technical Note: Organics-Induced  Fluorescence in Raman Studies of Sulfuric Acid Aerosols. Aerosol Science and Technology, 36, 510-512, 2001.

 

2000

M. I. Hegglin, Fluoreszenz an Schwefelsรคuretroepfchen. Diploma thesis at IACETH, ETH, Zurich, Switzerland, 2000.