Johan Stiens is a Professor at the Vrije Universiteit Brussel (VUB) in the School of Electronics and Computer Science , Department of Electronics and Informatics . His research spans Millimeter-Wave Imaging , Sub-THz Sensor Development , and Physiological Sensing with a focus on Biomedical Applications and Advanced Electronics . Research Interests Millimeter-Wave and Sub-THz Sensor Design Neural and Physiological Signal Processing Graphene-Based and Semiconductor Technologies Machine Learning in Healthcare and Imaging Recent Article Trends show a heavy emphasis on Machine Learning for Waveform Conversion , Polarization Engineering , and Health Monitoring Systems . Scientific Awards Best Student Paper Award (2008) Industrial Research Fund (IOF) Distinction (2020) Advising and Grants include supervision of theses on Brain Stimulation , PPG Monitoring , and Intra-Abdominal Pressure , with grant-funded projects like Erasmus+ KeyAction2 and DESTINY (Carbon-Neutral Solutions). He leads the Advanced mm-Wave and Sub-THz Sensor group and collaborates with institutions in South America and Europe .