Center for Medical Physics and Biomedical Engineering
Position: Research Associate (Postdoc)
ORCID: 0000-0002-8840-4602
T +43 1 40400 64580
roberta.frass@meduniwien.ac.at
Keywords
Biomedical Engineering; Computer Simulation; Electromagnetic Fields; Magnetic Resonance Imaging; Magnetic Resonance Spectroscopy
Research group(s)
- MR Physics
Head: Christoph Juchem
Research Area: The Division of MR Physics is pursuing basic methodological and translational/clinical research in the areas of magnetic resonance (MR) imaging and spectroscopy.
Members: - Frass-Kriegl Group
Head: Roberta Frass-Kriegl
Research Area: Our group pursues the goal of improving MR imaging and spectroscopy through customized, intelligent hardware systems.
Members:
Research interests
- Ultra-high field MRI and MRS
- Multi-channel receive and transmit MR coils
- EM simulation
- RF measurement techniques
- Wireless MR
- Phantom development
- Motion tracking
Techniques, methods & infrastructure
The RF lab is equipped with three network analyzers (Agilent E5071C, Agilent E6061B, HP 3577A), oscilloscopes, soldering stations, and a variety of mechanical tools.
For 3D electromagnetic simulations of RF coils, software packages Remcom XFdtd and Agilent ADS running on a dedicated workstation with four NVIDIA Tesla C2070 GPUs are available.
Grants
- MagnetXplorers (2025)
Source of Funding: Vienna Business Agency, Wissenschaft verstehen
Principal Investigator - Magnetic Resonance Imaging of the Skin with Optimized RF Coils (SKIN-COILS) (2024)
Source of Funding: FWF (Austrian Science Fund), Joint Projects FWF/ANR
Principal Investigator - MR Plus (2023)
Source of Funding: FFG (Austrian Research Promotion Agency), Talente
Principal Investigator - MRI with OPTIcal wireless transMission in the AnaLog Regime (OPTIMAL) (2023)
Source of Funding: FWF (Austrian Science Fund), Principal Investigator Projects
Principal Investigator - MR-PaP (2022)
Source of Funding: FFG (Austrian Research Promotion Agency), Talente
Principal Investigator - T4MR - Technology for Mimicking and Managing Motion in Magnetic Resonance (2022)
Source of Funding: Medical University of Vienna, CMPBME Focus Grant
Principal Investigator - MRT und HF Technik (2019)
Source of Funding: FFG (Austrian Research Promotion Agency), Talente
Principal Investigator - Development of a wireless optical link for the transmission of MR signals (2018)
Source of Funding: OeAD (Agency for Education and Internationalisation), Scientific & Technological Cooperation
Principal Investigator
Selected publications
- Gnanago, J.-L. et al. (2025) ‘Modular Dynamic Torso Phantom Featuring Respiratory and Cardiac Motion for Magnetic Resonance Imaging’, IEEE Transactions on Instrumentation and Measurement, pp. 1–1. Available at: https://doi.org/10.1109/tim.2025.3529573.
- Nohava, L. et al. (2024) ‘Citizen science approach to assessing patient perception of MRI with flexible radiofrequency coils’, Scientific Reports, 14(1). Available at: https://doi.org/10.1038/s41598-024-53364-x.
- Cap, V. et al. (2024) ‘Combining Dipole and Loop Coil Elements for 7 T Magnetic Resonance Studies of the Human Calf Muscle’, Sensors, 24(11), p. 3309. Available at: https://doi.org/10.3390/s24113309.
- Frass-Kriegl, R. et al. (2020) ‘Multi-Loop Radio Frequency Coil Elements for Magnetic Resonance Imaging: Theory, Simulation, and Experimental Investigation’, Frontiers in Physics, 7. Available at: https://doi.org/10.3389/fphy.2019.00237.
- Nohava, L. et al. (2020) ‘Perspectives in Wireless Radio Frequency Coil Development for Magnetic Resonance Imaging’, Frontiers in Physics, 8. Available at: https://doi.org/10.3389/fphy.2020.00011.