Cape Town - 2026 ISMRM-ISMRT Annual Meeting and Exhibition
9 May 2026 – 14 May 2026 · Cape Town, South Africa
368-05-009 ISMRM Abstract

Inverted Cascode LNA With Low Input Impedance for Low-field MRI Applications

Primary: Physics & Engineering - New Devices
Secondary: Physics & Engineering - RF Arrays & Systems
368-05-009 · All Things RF · Monday, 11 May, 4:10 PM–5:05 PM · Digital Posters Row I
Keywords: Preamplifier decoupling MRI Preamplifier Low field mri Low noise amplifiers
Accepted
Aleksei A Nasonov 1, Mikhail V Murzin1, Nikolay V Anisimov2, Vasily S Severikov1, Anna A Dyatlovich1, Anna Hurshkainen1, Georgiy Solomakha3
1School of Physics and Engineering, ITMO University, Saint Petersburg, Russian Federation
2Faculty of Chemistry, Lomonosov Moscow State University, Moscow, Russian Federation
3Max Planck Institute for Biological Cybernetics, Tübingen, Germany
Presenting Author: Aleksei A Nasonov

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References

1. L. Yang, W. He, S. Shen, Y. He, J. Wu and Z. Xu, "An Exploration of Parallel Imaging System for Very-Low-Field (50 mT) MRI Scanner," in IEEE Transactions on Instrumentation and Measurement, vol. 74, pp. 1-13, 2025, Art no. 4003713, doi: 10.1109/TIM.2025.3546402. [doi]
2. A. Nasonov, G. Solomakha and A. Hurshkainen, "Numerical Optimization of Multichannel Rx-only RF Coil for Parallel Imaging at 0.07T," 2024 IEEE Ural-Siberian Conference on Biomedical Engineering, Radioelectronics and Information Technology (USBEREIT), 2024, pp. 308-310, doi: 10.1109/USBEREIT61901.2024.10584061. [doi]
3. Pruessmann, Klaas P. “Parallel imaging at high field strength: synergies and joint potential.” Topics in magnetic resonance imaging : TMRI vol. 15,4 (2004): 237-44, doi:10.1097/01.rmr.0000139297.66742.4e [doi]
4. Roemer PB, Edelstein WA, Hayes CE, Souza SP, Mueller OM. The NMR phased array. Magn Reson Med. 1990;16(2):192-225, doi:10.1002/mrm.1910160203 [doi]
5. D. H. Johansen, et al. "Practical aspects of preamplifier designs for 13C imaging." ISMRM 25th Annual Meeting & Exhibition. 2017.
6. D. H. Johansen, J. D. Sanchez-Heredia, V. Zhurbenko and J. H. Ardenkjær-Larsen, "Association and Dissociation of Optimal Noise and Input Impedance for Low-Noise Amplifiers," in IEEE Transactions on Microwave Theory and Techniques, vol. 66, no. 12, pp. 5290-5299, Dec. 2018, doi: 10.1109/TMTT.2018.2869603. [doi]
7. BFR193, https://www.infineon.com/part/BFR193
8. Reykowski, A., Wright, S.M. and Porter, J.R. (1995), Design of Matching Networks for Low Noise Preamplifiers. Magn. Reson. Med., 33: 848-852, doi:10.1002/mrm.1910330617 [doi]
9. WanTcom, Inc, https://www.wantcominc.com/products.htm

Cite this abstract

http://echo.ismrm.org/p/ISMRM2026/368-05-009