Cape Town - 2026 ISMRM-ISMRT Annual Meeting and Exhibition
9 May 2026 – 14 May 2026 · Cape Town, South Africa
631-01-008 / 631-01-008 ISMRM Abstract

Light-powered low noise amplifiers for MRI

Primary: Physics & Engineering - RF Arrays & Systems
Secondary: Physics & Engineering - Non-Array RF Coils, Antennas & Waveguides
631-01-008 · RF Coils · Thursday, 14 May, 8:30 AM–10:06 AM · Roof Terrace
631-01-008 · RF Coils · Thursday, 14 May, 8:30 AM–10:06 AM · Roof Terrace
Keywords: Preamplifier Light Coils Low noise amplifiers
Accepted
Reza Aghabagheri 1, Jakob Gerlach1, Zining Liu1, Morteza Teymoori2, Caglar Ataman2, Michael Bock1, Ali C Özen1
1Division of Medical Physics, Department of Radiology, University Medical Center Freiburg, Faculty of Medicine, University of Freiburg, Freiburg, Germany
2Microsystems for Biomedical Imaging Group, Department of Microsystems Engineering, University of Freiburg, Freiburg, Germany
Presenting Author: Reza Aghabagheri

Synopsis

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References

1. Cao, X. et al. Design of a 3T preamplifier which stability is insensitive to coil loading. Journal of Magnetic Resonance 265, 215–223 (2016). https://doi.org/10.1016/j.jmr.2016.02.012 [doi]
2. Johansen, D. H. et al. Cryogenic Preamplifiers for Magnetic Resonance Imaging. IEEE Trans. Biomed. Circuits Syst. 12, 202–210 (2018). 10.1109/TBCAS.2017.2776256 [doi]
3. Wang, W., Zhurbenko, V., Sánchez‐Heredia, J. D. & Ardenkjær‐Larsen, J. H. Trade‐off between preamplifier noise figure and decoupling in MRI detectors. Magnetic Resonance in Med 89, 859–871 (2023). https://doi.org/10.1002/mrm.29489 [doi]
4. Cao, X., Fischer, E., Hennig, J. & Zaitsev, M. Direct matching methods for coils and preamplifiers in MRI. Journal of Magnetic Resonance 290, 85–91 (2018).https://doi.org/10.1016/j.jmr.2018.03.009 [doi]
5. Aggarwal, K. et al. A Millimeter-Wave Digital Link for Wireless MRI. IEEE Trans. Med. Imaging 36, 574–583 (2017). 10.1109/TMI.2016.2622251 [doi]
6. Özen, A. et al. Light Coils: MRI with Modular RF Coils Using Optical Power and Data Transmission. in 0186 (London, England, UK).
7. Liu, Z. et al. Implementation of an Optical System for Signal and Power Transmission in Light Coils. in 1333 (Toronto, ON, Canada).
8. Helmers, H. et al. 68.9% Efficient GaAs‐Based Photonic Power Conversion Enabled by Photon Recycling and Optical Resonance. Physica Rapid Research Ltrs 15, 2100113 (2021). https://doi.org/10.1002/pssr.202100113 [doi]
9. Gerlach, J. et al. Optical Detuning Strategies for Light Coil Elements. in 3468 (Honolulu, ON, U.S.A)

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http://echo.ismrm.org/p/ISMRM2026/631-01-008