Gabriel Lenk. Development of capillary driven devices for patient centric blood and plasma sampling and point of care applications. PhD thesis, KTH Stockholm, Sweden, June 2018. note:external examiner, Niclas Roxhed and Goeran Stemme.
 Lidia Morelli. SERS-based detection methods for screening of genetically modified bacterial strains. PhD thesis, DTU, Nyngby, Copenhagen, Denmark, February 2018. note:external examiner, Anja Boisen.
 Christopher J. Hayes. The utilisation of microfluidic qPCR technology for the identification of novel cancer biomarkers. PhD thesis, University of Limerick – Faculty of Science & Engineering, Limerick, Ireland, March 2017.
 Frank Schwemmer. Advanced centrifugal microfluidics: Timing, aliquoting and volume reduction. PhD thesis, Technische Fakultät der Albert-Ludwigs-Universität Freiburg, Germany, July 13 2016. note: external examiner.
 Carl Esben Poulsen. All-polymer microfluidic systems for droplet based sample analysis – Bringing droplet technologies to life: Bridging the gap between academia and industry. PhD thesis, DTU, Nyngby, Copenhagen, Denmark, July 2016. note:external examiner.
 Oliver Strohmeier. Centrifugal microfluidics for nucleic acid analysis at the point-of-care. PhD thesis, Technische Fakultät der Albert-Ludwigs-Universität Freiburg, Germany, April 2016. note: external examiner.
 Marc Karle. Pressure-driven, multi-flow assay system (preliminary title). PhD thesis, Technische Fakultät der Albert-Ludwigs-Universität Freiburg im Breisgau, Germany, 2013. note: external examiner.
 Susanna Aura. Fabrication of inorganic-organic hybrid polymer micro and nanostructures for fluidic applications. PhD thesis, Aalto University – Department of Materials Science and Engineering, Helsinki, Finland, December 16, 2011. Internal supervisor: Professor Sami Franssila – main opponent: Jens Ducrée.
 Fiachra O’Leary. The development of a capillary driven point-of-care microdevice for the fluorescent detection of HSV type 1 and 2. PhD thesis, School of Mechanical Engineering, University of Limerick, Ireland, December 2011. internal supervisor: Philip Griffin, main opponent: Jens Ducrée.
 Jérémy Galineau. EMμ: The next generation of separation science. PhD thesis, Dublin City University, December 2010. Internal supervisors: Prof. Malcolm Smyth and Dr. Blánaid White – reviewer Jens Ducrée.
 Thomas Glasdam Jensen. Improved optical solutions for on-chip light scattering detection. PhD thesis, DTU Nanotech – Department of Micro and Nanotechnology, Technical University of Denmark, Copenhagen, Denmark, October 23, 2010. internal supervisor: Professor Jörg Kutter – reviewed by Jens Ducrée.
 Troels Balmer Christensen. Lab-on-a-chip technologies for detection of Campylobacter and other food pathogens. PhD thesis, DTU – Technical University of Denmark, Copenhagen, Denmark, March 12 2008.