Multilayered metamaterials array antenna based on artificial magnetic conductor's structure for the application diagnostic breast cancer detection with microwave imaging

•Suggested antenna has a wider BW of 7 GHz (4.1–9.7 GHz).•Good radiation efficiency of more than 85% and realized gain of 5.1 dBi are obtained.•Small size, high gain and UWB capability, the antenna is a strong candidate for MWI applications.•The antenna performs admirably in both frequency and time domains with a good fidelity factors of 73% in FtF and acceptable value of 56.7% in SbS.