Publications
In situ determination of cell concentration in bioreactors with a new depth from focus technique. Computer Analysis of Images and Patterns. Springer. 970 392--399
(1995). In-situ determination of cell concentration in bioreactors with a new depth-from-focus technique. Proc.\ Optical 3-D Measurement Techniques IV, Zurich, Sept. 29 - Oct. 2, 1997. 392--399
(1996). A new depth from focus technique for in situ determination of cell concentration in bioreactors. Proc. 16. DAGM-Symposium Mustererkennung. 145--150
(1994). In-situ microscopy for on-line characterization of cell-populations in bioreactors, including concentration measurements by depth from focus. Biotechnology and Bioengineering. 47 106--116
(1995).