Home Bispectrum Speckle Interferometry of Evolved Stars Near-infrared speckle imaging and AO polarimetry of the bipolar proto-planetary nebula Frosty Leo IAU Symposium 234 - "Planetary Nebulae in our Galaxy & Beyond"Hawaii, USAApril 3-7, 2006 more High-resolution near-infrared speckle interferometry and radiative transfer modeling of the OH/IR star OH 26.5+0.6 The Annual Scientific Meeting of the Astronomical Society- "The many facets of the universe - Revelations by new instruments"Cologne, GermanySeptember 26 - October 1, 2005 more High-resolution near-infrared speckle interferometry and radiative transfer modeling of the OH/IR star OH 104.9+2.4 SPIE conference - "New Frontiers in Stellar Interferometry"Glasgow, ScotlandJune 21-25, 2004 more Diffraction-limited bispectrum speckle interferometry of the carbon star IRC +10 216 with 73 mas resolution: The dynamic evolution of the innermost circumstellar environment from 1995 to 2005 The Annual Scientific Meeting of the Astronomical SocietyHeidelberg, GermanySeptember 14-19, 1998 more