1.5 T下高介电材料几何结构对发射场影响的仿真研究

唐德港,李红闯,刘小玲,石磊,李海东,叶朝辉,周欣

A Simulation Study on the Effect of the High Permittivity Materials Geometrical Structure on the Transmit Field $ {B}_{\text{1}}^{\text{+}} $ at 1.5 T

De-gang TANG,Hong-chuang LI,Xiao-ling LIU,Lei SHI,Hai-dong LI,Chao-hui YE,Xin ZHOU

图4 不同几何结构的高介电衬垫仿真模型ROI内发射效率均值和$ B_1^ + $不均匀度分析

Fig.4 The analysis of simulated average transmit efficiency and $ B_1^ + $ inhomogeneity values in the ROI of different models corresponding to high permittivity pads with different geometrical structures