Cape Town - 2026 ISMRM-ISMRT Annual Meeting and Exhibition
9 May 2026 – 14 May 2026 · Cape Town, South Africa
351-01-005 / 351-01-005 ISMRM Abstract

Initial Results on the Development of Adjustable Metasurface to Enhance B1+ at 5T MRI

Primary: Physics & Engineering - Non-Array RF Coils, Antennas & Waveguides
Secondary: Physics & Engineering - New Devices
351-01-005 · Emerging Devices, Novel Capabilities · Monday, 11 May, 8:20 AM–9:56 AM · Power Pitch Theatre 1
351-01-005 · Emerging Devices, Novel Capabilities · Monday, 11 May, 8:20 AM–9:56 AM · Power Pitch Theatre 1
Keywords: Ultra-high field (UHF) MRI B1 field uniformity Adjustable Metasurface Split Ring Resonator Wireless dynamic control
Accepted
Xinchen Zhu 1, Qi Liu2, Zhihua Ren1,3
1School of Biomedical Engineering & State Key Laboratory of Advanced Medical Materials and Devices, ShanghaiTech University, Shanghai, China
2Central Research Institute, United Imaging Healthcare, Shanghai, China
3Shanghai Clinical Research and Trial Center, shanghai, China
Presenting Author: Xinchen Zhu

Synopsis

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References

1. Khurram Shahzad, Wael Mati. Advances in magnetic resonance imaging (MRI). In: Waqar Ahmed, David A. Phoenix, Mark J. Jackson, Charalambos P. Charalambous, eds. Advances in Medical and Surgical Engineering. Academic Press; 2020:121--142. doi:10.1016/B978-0-12-819712-7.00009-7. [doi]
2. Beisteiner, Roland, et al. "Clinical fMRI: evidence for a 7 T benefit over 3 T." Neuroimage 57.3 (2011): 1015-1021. doi:10.1016/j.neuroimage.2011.05.010. [doi]
3. Haines, K., N. B. Smith, and A. G. Webb. "New high dielectric constant materials for tailoring the B1+ distribution at high magnetic fields." Journal of magnetic resonance 203.2 (2010): 323-327. doi:10.1016/j.jmr.2010.01.003. [doi]
4. Jouvaud, C., et al. "Volume coil based on hybridized resonators for magnetic resonance imaging." Applied Physics Letters 108.2 (2016). doi:10.1063/1.4939784 [doi]
5. Sokol, Samantha L., et al. "Flexible metamaterial wrap for improved head imaging at 3 T MRI With low-cost and easy fabrication method." IEEE antennas and wireless propagation letters 21.10 (2022): 2075-2079. doi:10.1109/LAWP.2022.3190696. [doi]
6. Stoja, Endri, et al. "Reconfigurable Metasurfaces and new Imaging Paradigms in Magnetic Resonance Imaging." 2023 17th European Conference on Antennas and Propagation (EuCAP). IEEE, 2023. doi:10.23919/EuCAP57121.2023.10132982. [doi]
7. Chen, Hou-Tong, Antoinette J. Taylor, and Nanfang Yu. "A review of metasurfaces: physics and applications." Reports on progress in physics 79.7 (2016): 076401. doi:10.1088/0034-4885/79/7/076401. [doi]
8. Jacobs, Paul S., et al. "In Vivo Brain B1+ Inhomogeneity Correction and NOE Image Enhancement at 7 T via Flexible Metasurfaces." NMR in Biomedicine 38.5 (2025): e70027. doi:10.1002/nbm.70027. [doi]
9. Yi, Yi, et al. "In vivo MRI of knee using a metasurface‐inspired wireless coil." Magnetic Resonance in Medicine 91.2 (2024): 530-540. doi:10.1002/mrm.29870. [doi]
10. Chi, Zhonghai, et al. "Adaptive cylindrical wireless metasurfaces in clinical magnetic resonance imaging." Advanced Materials 33.40 (2021): 2102469. doi:10.1002/adma.202102469 [doi]

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http://echo.ismrm.org/p/ISMRM2026/351-01-005