Hsi-Tseng ChouChang Yi-ShengHao-Ju HuangZhi-Da YanDanai TorrungruengHSI-TSENG CHOU周錫增2019-10-242019-10-242019https://scholars.lib.ntu.edu.tw/handle/123456789/428159Numerical Optimization of 2-D Luneburg Lens Antenna by Distorting the Permittivity Estimation to Improve the Beam Radiation2-s2.0-85068440911