Iglesias, F. A.; Feller, A.; Nagaraju, K.; Solanki, S. K.: High-resolution, high-sensitivity, ground-based solar spectropolarimetry with a new fast imaging polarimeter. Astronomy and Astrophysics 590, A89 (2016)
Krishnappa, N.; Feller, A.: Precision in ground-based solar polarimetry: simulating the role of adaptive optics. Applied Optics 51 (33), pp. 7953 - 7961 (2012)
Singh, J.; Hasan, S. S.; Gupta, G. R.; Nagaraju, K.; Banerjee, D.: Spectroscopic Observation of Oscillations in the Corona During the Total Solar Eclipse of 22 July 2009. Solar Physics 270 (1), pp. 213 - 233 (2011)
Feller, A.; Iglesias, F. A.; Nagaraju, K.; Solanki, S. K.; Ihle, S.: Fast Solar Polarimeter: Description and First Results. In: Solar Polarization 7, Vol. 489, pp. 271 - 277 (Eds. Nagendra, K. N.; Stenflo, J. O.; Qu, Z. Q.; Sampoorna, M.). Astronomical Society of the Pacific, Utah, USA (2014)
Feller, A.; Krishnappa, N.; Pleier, O.; Hirzberger, J.; Jobst, P. J.; Schürmann, M.: Reflectivity, polarization properties, and durability of metallic mirror coatings for the European Solar Telescope. Proceedings of the SPIE, p. 84503U-84503U-11 (2012)
Analyzing the high spatial resolution solar Ca II H and K emission data obtained by the SUNRISE mission and building a model of other stars more active than the Sun
For PhD students whose project is already funded and who are applying for admission to the IMPRS, or for applicants who want to bring their own funding and their own project idea to the IMPRS.