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1 带有水模负载的鸟笼线圈仿真模型（对照组）.(a)仿真模型示意图；(b)水模内有限元网格剖分结果

Fig.1 The simulation model of the birdcage coil loaded with the phantom (the control group). (a) The schematic simulation model diagram; (b) The generation of finite element meshes in the phantom