There is available a doctorate research position at the Computational Science Center of the University Vienna. The position is available from December1st 2011 until November 30th 2012 (with one year extension possibility). The work is funded by the Austrian Science Fund within the national research network "Photoacoustic Imaging". The duties concern research in integral geometry, tomographical methods, numerical simulations and modeling; publications in high quality journals, networking with partners in the network. The salary is as suggested by the FWF - Austrian Science Fund according to a doctorate position. The working load for the project is 30 hours per week.