1. Slotline‐based frequency‐reconfigurable quadrature coupler with wide tunable range and simple tuning mechanism. Issue 2 (29th November 2021) Authors: Pan, Yu Fei; Chan, Wing Shing Journal: Microwave and optical technology letters Issue: Volume 64:Issue 2(2022) Page Start: 283 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗