Cape Town - 2026 ISMRM-ISMRT Annual Meeting and Exhibition
9 May 2026 – 14 May 2026 · Cape Town, South Africa
568-02-014 ISMRM Abstract

Phosphor bronze mesh reduces acoustic noise and preserves transmit efficiency in transmit arrays at 7T and 11.7T

Primary: Physics & Engineering - RF Arrays & Systems
Secondary: Physics & Engineering - High-Field MRI
568-02-014 · System Imperfections and Field Monitoring · Wednesday, 13 May, 9:15 AM–10:10 AM · Digital Posters Row I
Keywords: Mri safety Acoustic noise RF Coil Array Shielding Ultra-high field (UHF) MRI
Accepted
Mark McJury1,2, Sarah E Allwood-Spiers1,3, Paul-François Gapais4, Nicolas Boulant4, Shajan Gunamony 3
1NHS Greater Glasgow and Clyde, Glasgow, United Kingdom
2Dept. of Clinical Physics & Bio-Engineering, Imaging Center of Excellence, Glasgow, United Kingdom
3Imaging Centre of Excellence, University of Glasgow, Glasgow, United Kingdom
4University of Paris-Saclay, CEA, CNRS, BAOBAB, NeuroSpin, Gif-sur-Yvette, France
Presenting Author: Shajan Gunamony

Synopsis

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References

1. Edelstein WA, Hedeen RA, Mallozzi RP el al., Making MRI Quieter. Magn Reson Imaging.2002;20:155-163. doi: 10.1016/s0730-725x(02)00475-7 [doi]
2. Feinberg DA, Beckett AJS, Vu AT, et al. Next-generation MRI scanner designed for ultra-high-resolution human brain imaging at 7 tesla. Nat Methods. 2023;20:2048-2057. doi:10.1038/s41592-023-02068-7 [doi]
3. Boulant N et al., Acoustic noise reduction in the NexGen 7 T scanner; Magn. Reson. Med. 2024; 92:2261–2270. doi: 10.1002/mrm.30211 [doi]
4. McJury, M. Acoustic Noise and Magnetic Resonance Imaging: A Narrative/Descriptive Review J. Magn. Reson. Imaging 2022;55:337–346. doi:10.1002/jmri.27525 [doi]
5. Chu S et al., Electromagnetic and RF pulse design simulation based optimization of an eight-channel loop array for 11.7T brain imaging; Magn. Reson. Med. 2023; 90:770–783. doi:10.1002/mrm.29654 [doi]
6. Lee BJ, Watkins RD, Chang CM et al., Low Eddy current RF shielding enclosure designs for 3T MR applications. Magn ResonMed.2018;79:1745-1752. doi: 10.1002/mrm.26766 [doi]
7. Boulant N et al., In vivo imaging of the human brain with the Iseult 11.7-T MRI scanner Nature Methods volume 21, pages 2013–2016 (2024). doi:10.1038/s41592-024-02472-7 [doi]
8. Chu S et al., An 8-Channel Transmit Array in Combination with a 31-Channel Receive Array for Human Brain Imaging at 11.7T; ISMRM 2024; P1415.

Cite this abstract

http://echo.ismrm.org/p/ISMRM2026/568-02-014