Cape Town - 2026 ISMRM-ISMRT Annual Meeting and Exhibition

RF Arrays and Systems

Digital Poster

Physics & Engineering

Thursday, 14 May 2026

Digital Posters Row J

13:40 - 14:35

Session Number: 669-03

No CME/CE Credit

Similar Sessions

This session highlights recent advances in RF arrays across diverse MRI applications.

Skill Level: Intermediate

		669-03-001. An 18-channel flexible small-loop wrist array for pediatric patients Wonje Lee, Taeyoung Yang, Jana Vincent, clyve follante, Fan Zhang, YUN JEONG STICKLE, fraser robb, Greig Scott, John Pauly, Praveen Jayapal, Shreyas Vasanawala, Ali Syed Stanford Medicine, Stanford, United States of America Impact: A dedicated, high-density, flexible wrist coil can improve patient comfort and enhance diagnostic image quality with increased SNR and improved acceleration, thereby benefiting children undergoing MRI scans.
		669-03-002. A High Consistency Transient Optimized 8-Channel RFPA System with Band-Selective Oscillation Suppression for 5T MRI Shang Gao, Jifeng Chen, Xinwei Rong, Xing Yang, Nan Li, Feng Du, Shahzeb Hayat, Peiyu He, Xiaoliang Zhang, Qiaoyan Chen, Ye Li Paul C. Lauterbur Research Center for Biomedical Imaging, Shenzhen Institute of Advanced Technology, Chinese Academy of Sciences, Shenzhen, China Impact: Compared to digitally controlled RFPAs, the proposed analog system—featuring optimized gate-control and linearization circuits—delivers significantly faster transient response, effectively suppresses low-frequency oscillations, enhances RF hard-pulse fidelity, enables sequence-specific acquisitions, and improves increases B1⁺ field uniformity high inter-channel consistency.
		669-03-003. 8-Transmit Dipole Body Array for 7 Tesla Torso Imaging: Design and Initial Evaluation Un Hou Chan, Sarah McElroy, Antoine Naegel, Vicky Goh, Ozlem Ipek King's College London, London, United Kingdom Impact: An 8-transmit torso array at 7T yields comparable or better B₁⁺ efficiency than a close-fitting coil in initial experiments, enabling body imaging while improving patient comfort and body-size compatibility, and opening a path toward whole-body imaging at 7T.
		669-03-004. Key considerations for SNR optimization of receive arrays at UHF: An 80-channel array for 10.5T neuroimaging Matt Waks, Russell Lagore, Thomas Mercer, Alexander Bratch, Jeromy Thotland, Lance DelaBarre, Edward Auerbach, Kamil Ugurbil, Alireza Sadeghi-Tarakameh, Gregor Adriany University of Minnesota, Minneapolis, United States of America Impact: This study aims to further close in on the ultimate intrinsic SNR (uiSNR) using an 80-channel 10.5T UHF head array through a new, fully-overlapped, geometrically-decoupled coil layout and thorough component-level circuit optimization.
		669-03-005. Thoracic outlet syndrome 3 T MRI: in vivo SNR and parallel imaging performance with a modular flexible coil array Lena Nohava, Catherine Truong, Bouchra Assabah, Pedro Teixeira, Audrey Kirsch, Pierre-André Vuissoz, Jacques Felblinger, Elmar Laistler, Karyna Isaieva Medical University of Vienna, Vienna, Austria Impact: Modular flexible RF coils enhance signal-to-noise ratio and parallel imaging performance in thoracic outlet syndrome MRI, enabling superior visualization of neurovascular compression regions. This innovation supports faster, higher-quality dynamic MRI protocols with potential for improved diagnostic reliability and patient comfort.
		669-03-006. An Optically-detuned 4-channel Flexible Coil Array Jakob Gerlach, Reza Aghabagheri, Zining Liu, Shuai Liu, Morteza Teymoori, Caglar Ataman, Michael Bock, Ali Özen University Medical Center Freiburg, Faculty of Medicine, University of Freiburg, Freiburg, Germany Impact: Effective low-power optical detuning is a key step toward fully optical, galvanically isolated MRI receive arrays. This work validates the concept in a flexible 4-channel array in in vivo imaging.
		669-03-007. Integrated 3T MRI RF Coils for Primate Neuroimaging: High-Homogeneity Birdcage Transmitter and High-Density Flexible Receiver Tongtong Chen, Peiyu He, Maofan Li, Yong Chen, Shang Gao, Yurun Ouyang, Nan Li, Feng Du, Xiaoliang Zhang, Qiaoyan Chen, Ye Li University of Chinese Academy of Sciences, Beijing, China Impact: The engineering implementation of MRI RF coil systems with high spatiotemporal resolution enables non-invasive investigation of deep－brain neural electrical activity and the capture of neuronal dynamics at millimeter/millisecond scales. This capability advances both fundamental neuroscience research and clinical diagnostic/therapeutic applications.
		669-03-008. Impact of Decoupling Strategies on Parallel Transmit Performance of a 16ch Dual-Row Loop Array for 7T Head MRI using FEM Yaren Aksu, Sam-Luca J.D. Hansen, Mirsad Mahmutovic, Licia Merkelbach, Boris Keil University of Applied Sciences Mittelhessen (THM), Giessen, Germany Impact: The selected decoupling strategy significantly impacts overall and next-nearest neighbor decoupling and transmission efficiency, while SAR efficiency remains similar. Additionally, compressibility varies, potentially reducing overestimation from the VOP method.
		669-03-009. An 8-Channel T/R Coil for Portable Mid-Field Head-only MRI Jue Hou, Lance DelaBarre, Ningyuan Hu, PARKER JENKINS, Jinglong Guan, Zhihua Ren, Joseph Bailey, Konstantinos Bouloukakis, Steven Suddarth, Sebastian Theilenberg, Daniel Pizetta, Taylor Froelich, Yun Shang, Mateus Martins, Edson Vidoto, Russell Lagore, Julia Marcolan, Angela Teeple, Brooklynn Dobson, Chathura Kumaragamage, Terence Nixon, Qi Liu, Fuyi Fang, Gregor Adriany, Edgar Rodríguez Ramírez, Mailin Lemke, R Gilberto Gonzalez, John Vaughan Jr., Robin de Graaf, Christoph Juchem, Alberto Tannus, Ben Parkinson, Jian Xu, Bing Wu, Michael Garwood United Imaging Healthcare North America, Houston, United States of America Impact: This eight-channel transmit/receive head coil enables portable MRI systems to achieve higher image quality and uniform excitation at mid-field strength. Its design lays the groundwork for advanced B₁⁺ encoding and other innovative research directions in compact, accessible MRI technology.
		669-03-010. Simulation-Based Comparative Analysis of Transmit Profile and Tuning Stability of RF Coils for Combined Brain/C-Spine 7T MRI Farzad Jabbarigargari, Georgiy Solomakha, Markus May, Oliver Kraff, Nikolai Avdievich, Harald Quick Erwin L. Hahn Institute for MRI, University Duisburg-Essen, Essen, Germany Impact: Double row dipole arrays combine efficiency, homogeneity, and pTx capability, making them strong candidates for combined brain and C-spine imaging at 7T.
		669-03-011. Design of a cylindrical dipole antenna for triple-nuclear (1H/10B/7Li) resonance at 11.74 T MRI Daniel Hernandez, Taewoo Nam, Eunwoo Lee, Hanna Kim, Young Seung Jo, Yeunchul Ryu, Yeji Han, Jun-Young Chung, Kyoung-Nam Kim Gachon University Gil Medical Center, Incheon, Korea, Republic of Impact: A successful triple-resonant RF coil would allow imaging of multiple nuclei (1H, 10B, 7Li). This would be a key enabling technology for BNCT research, drug delivery monitoring, and ion transport studies at 11.74 T MRI.
		669-03-012. An ultra-light and flexible high-impedance coil for NHP brain imaging at 11.7T Ulysse Boureau, Paul-François Gapais, Elias Djaballah, maxime roustan, Thomas Lilin, Eric Giacomini, Michel Luong, Alexis Amadon, Qi Zhu Cognitive Neuroimaging Unit, Gif-sur-Yvette, France Impact: We introduce a flexible receive array that enables ultra-high-resolution imaging of the non-human primate brain at 11.7 T, dedicated to resolving mesoscale functional structures using high-resolution fMRI.
		669-03-013. An Integrated Triple-Resonant ¹H/²³Na/³⁹K Head Coil for Multinuclear MRI at 7T Menglu Wu, David Carmichael, Sarah McElroy, Antoine Naegel, Ozlem Ipek London Collaborative Ultra high field System (LoCUS), London, United Kingdom Impact: Enabling co-registered ¹H, ²³Na, and ³⁹K imaging in a single human head setup at 7T allows direct, non-invasive probing of ionic homeostasis alongside anatomy, establishing a hardware platform for translational biomarkers of tissue viability in neurological disease.
		669-03-014. Size-Optimized 36-Channel AC/DC Coil Array for Infant Brain Development Study at 3T Binbin Liu, Ziyu Liu, Yihan Yang, Han Zhang, Jason Stockmann, Zhihua Ren ShanghaiTech University, Shanghai, China Impact: The 36-channel infant AC/DC coil has demonstrated the feasibility of the AC/DC coil concept for infant brain MRI, showing potential for simultaneously achieving a favorable SNR and reducing signal voids and geometric distortion induced by $\Delta\boldsymbol{B_0}$ in pediatric MR imaging.
		669-03-015. An image booster – localized floating coil insert for TMJ MRI Wonje Lee, Fan Zhang, Greig Scott, John Pauly, Shreyas Vasanawala, Ali Syed Stanford University, Stanford, United States of America Impact: A simple floating resonator insert placed within a conventional head coil can significantly boost SNR in the region of interest, providing diagnostic benefits for radiologists.
		669-03-016. An Archimedean Spiral Surface Coil for MRI of Superficial Structures Tongtong Chen, Wenhao Liao, Yong Chen, Zhiguang Mo, Ganghan Yang, Wei Cao, Zhuoyang Lin, Xiaoliang Zhang, Qiaoyan Chen, Ye Li University of Chinese Academy of Sciences, Beijing, China Impact: The 2.47-fold increase in signal-to-noise ratio enables the coil to resolve submillimeter-scale structures in superficial small organs (such as finger joints, inner ear, and eye meridian), thereby improving the detection rate of small lesions and providing evidence for accurate diagnosis.