Dual optimization method of radiofrequency and quasistatic field simulations for reduction of eddy currents generated on 7T radiofrequency coil shielding

Zhao Yujuan; Zhao Tiejun; Raval Shailesh B.; Krishnamurthy Narayanan; Zheng Hai; Harris Chad T.; Handler William B.; Chronik Blaine A.; Ibrahim Tamer S.

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Dual optimization method of radiofrequency and quasistatic field simulations for reduction of eddy currents generated on 7T radiofrequency coil shielding

机译：射频和准静态模拟的双重优化方法，以减少7T射频线圈屏蔽中产生的涡流

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PurposeTo optimize the design of radiofrequency (RF) shielding of transmit coils at 7T and reduce eddy currents generated on the RF shielding when imaging with rapid gradient waveforms.

机译：目的优化7T发射线圈的射频（RF）屏蔽设计，并减少在使用快速梯度波形成像时RF屏蔽上产生的涡流。

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《Magnetic resonance in medicine: official journal of the Society of Magnetic Resonance in Medicine》 |2015年第5期|共9页
作者
Zhao Yujuan; Zhao Tiejun; Raval Shailesh B.; Krishnamurthy Narayanan; Zheng Hai; Harris Chad T.; Handler William B.; Chronik Blaine A.; Ibrahim Tamer S.;
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正文语种 eng
中图分类影像诊断学;
关键词
RF shielding; eddy current simulation; gradient coil model; full wave RF simulation; 7T MRI; echo-planar imaging; Tic-Tac-Toe RF coil;

机译：射频屏蔽;涡流仿真;梯度线圈模型;全波射频仿真;7T MRI;回波平面成像;井字形射频线圈;

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1. Dual optimization method of radiofrequency and quasistatic field simulations for reduction of eddy currents generated on 7T radiofrequency coil shielding [J] . Zhao Yujuan, Zhao Tiejun, Raval Shailesh B., Magnetic resonance in medicine: official journal of the Society of Magnetic Resonance in Medicine . 2015,第5期

机译：射频和准静态模拟的双重优化方法，以减少7T射频线圈屏蔽中产生的涡流
2. Numerical optimization of a three-channel radiofrequency coil for open, vertical-field, MR-guided, focused ultrasound surgery using the hybrid method of moment/finite difference time domain method [J] . Xuegang Xin, Di Wang, Jijun Han, NMR in biomedicine . 2012,第7期

机译：矩/时差有限时域混合方法对开放式垂直场，MR引导，聚焦超声手术三通道射频线圈的数值优化
3. Assessing the Electromagnetic Fields Generated By a Radiofrequency MRI Body Coil at 64 MHz: Defeaturing Versus Accuracy [J] . Elena Lucano, Micaela Liberti, Gonzalo G. Mendoza, IEEE Transactions on Biomedical Engineering . 2016,第8期

机译：评估射频MRI人体线圈在64 MHz处产生的电磁场：破坏了准确性
4. Global Maxwell Tomography using an 8-channel radiofrequency coil: simulation results for a tissue-mimicking phantom at 7T [C] . Ilias I. Giannakopoulos, Jose E. C. Serralles, Bei Zhang, IEEE International Symposium on Antennas and Propagation . 2019

机译：使用8通道射频线圈的全局麦克风断层扫描：仿真结果为7T的组织模仿幻像
5. From surface loop coil to dipole antenna: Radiofrequency coil designs inspired by Ideal Current Patterns for high-sensitivity MRI at high magnetic field strength. [D] . Chen, Gang. 2017

机译：从表面环形线圈到偶极天线：受理想电流模式启发的射频线圈设计，可在高磁场强度下实现高灵敏度MRI。
6. Dual Optimization Method of RF and Quasi-Static Field Simulations for Reduction of Eddy Currents Generated on 7T RF Coil Shielding [O] . Yujuan Zhao, Tiejun Zhao, Shailesh B. Raval, -1

机译：射频和准静态场仿真的双重优化方法可减少7T射频线圈屏蔽产生的涡流
7. Transmit/receive radiofrequency coil with individually shielded elements [O] . Kyle M. Gilbert, Andrew T. Curtis, Joseph S. Gati, 2010

机译：用单独屏蔽元件传输/接收射频线圈

Dual optimization method of radiofrequency and quasistatic field simulations for reduction of eddy currents generated on 7T radiofrequency coil shielding

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