Cape Town - 2026 ISMRM-ISMRT Annual Meeting and Exhibition
9 May 2026 – 14 May 2026 · Cape Town, South Africa
468-05-014 ISMRM Abstract

Switchable Mirrored Box Antenna for Tunable B₁⁺ Field Control and SAR Optimization in an 8-Channel Array at 7T MRI

Primary: Physics & Engineering - High-Field MRI
Secondary: Physics & Engineering - RF Arrays & Systems
468-05-014 · Safety · Tuesday, 12 May, 4:00 PM–4:55 PM · Digital Posters Row I
Keywords: 7T Ultra-high field (UHF) MRI Transmit field Reconfigurable antenna Parallel Transmission (pTx)
Accepted
Mahmut Can Aridasir1,2,3, Oliver Kraff1, Quincy van Houtum1,3,4, Farzad Jabbarigargari1,3, Fabian Bräuer1,3, Harald H Quick1,3, Jules Vliem2, Irena Zivkovic 2, Markus W May1,3
1Erwin L. Hahn Institute for MRI, University Duisburg-Essen, Essen, Germany
2Department of Electrical Engineering, Eindhoven University of Technology, Eindhoven, Netherlands
3High-Field and Hybrid MR Imaging, University Hospital Essen, Essen, Germany
4Nuclear Medicine, University Hospital Essen, Essen, Germany
Presenting Author: Irena Zivkovic

Synopsis

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References

1. Kraff O, Quick HH. 7T: Physics, safety, and potential clinical applications. J Magn Reson Imaging. 2017 Dec;46(6):1573-1589. doi: 10.1002/jmri.25723. Epub 2017 Apr 3. PMID: 28370675. [doi] [pmid]
2. Van de Moortele PF, Akgun C, Adriany G, Moeller S, Ritter J, Collins CM, Smith MB, Vaughan JT, Uğurbil K. B(1) destructive interferences and spatial phase patterns at 7 T with a head transceiver array coil. Magn Reson Med. 2005 Dec;54(6):1503-18. doi: 10.1002/mrm.20708. PMID: 16270333. [doi] [pmid]
3. Katscher U, Börnert P, Leussler C, van den Brink JS. Transmit SENSE. Magn Reson Med. 2003 Jan;49(1):144-50. doi: 10.1002/mrm.10353. PMID: 12509830. [doi] [pmid]
4. Vliem, J., Budé, L., & Zivkovic, I. Neither loop nor dipole–mirrored box antenna as a candidate for pattern reconfigurable transmit and/or receive coil for imaging at (9.4 T) UHF MRI. doi: https://doi.org/10.58530/2025/4989 [doi]
5. Nikulin AV, Glang F, Avdievich NI, Bosch D, Steffen T, Scheffler K. Reconfigurable dipole receive array for dynamic parallel imaging at ultra-high magnetic field. Magn Reson Med. 2023 Oct;90(4):1713-1727. doi: 10.1002/mrm.29745. Epub 2023 Jun 18. PMID: 37332195. [doi] [pmid]
6. May MW, Hansen SJD, Mahmutovic M, Scholz A, Kutscha N, Guerin B, Stockmann JP, Barry RL, Kazemivalipour E, Gumbrecht R, Kimmlingen R, Adriany M, Chang Y, Triantafyllou C, Knake S, Wald LL, Keil B. A patient-friendly 16-channel transmit/64-channel receive coil array for combined head-neck MRI at 7 Tesla. Magn Reson Med. 2022 Sep;88(3):1419-1433. doi: 10.1002/mrm.29288. Epub 2022 May 23. PMID: 35605167; PMCID: PMC9675905. [doi] [pmid]

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http://echo.ismrm.org/p/ISMRM2026/468-05-014