Design of a Planar Sensor Based on Split-Ring Resonators for Non-Invasive Permittivity Measurement. - Mohammad Alibakhshikenari; Bal S. Virdee; Taha A. Elwi; Innocent D. Lubangakene; Renu K. R. Jayanthi; Amer Abbood Al-Behadili; Zaid A. Abdul Hassain; Syed Mansoor Ali; Giovanni Pau 002; Patrizia Livreri; Sonia Aïssa (Sensors, 2023)