Robert Heiny submitted a new blog post:
Creating Tunable Microwave Dielectrics
Creating Tunable Microwave Dielectrics
Continue reading the Original Blog PostThe miniaturization and integration of frequency-agile microwave circuits—relevant to electronically tunable filters, antennas, resonators and phase shifters—with microelectronics offers tantalizing device possibilities, yet requires thin films whose dielectric constant at gigahertz frequencies can be tuned by applying a quasi-static electric field.
By changing n, bolsters the local ferroelectric...