Highly Sensitive Reflective-Mode Phase-Variation Permittivity Sensor Based on a Coplanar Waveguide Terminated With an Open Complementary Split Ring Resonator (OCSRR) - Su, Lijuan; Munoz-Enano, Jonathan; Velez, Paris; Gil-Barba, Marta; Casacuberta, Pau; Martin, Ferran; (Ieee Access, 2021)