Robin Walsh takes a look back at the origins of the industry in the 19th century and its ongoing evolution ...

Reducing the particle size of hexagonal ferrites is known to increase their coercivity effectively. However, the size reduction also enhances the agglomeration that deteriorates the magnetic alignment ...

Abstract: A ferroelectric metal insulator metal (MIM) varactor structure incorporating a floating metal and coplanar waveguide (CPW) has been introduced here. The work of the proposed varactor is ...