Introducing defects in photonic crystals is a common method for manipulating and
controlling the propagation of electromagnetic waves. By introducing defects in photonic …

The ultra wideband (UWB) vortex wave antenna carrying with orbital angular momentum
(OAM) usually has low mode purity and complex structures. For this reason, the Vivaldi …

Orbital angular momentum (OAM) modes have becoming more promising to further achieve
higher spectral efficiency and data capacity in space-division-multiplexing (SDM) fiber …

Antennas that radiate orbital angular momentum (OAM) modes are usually large and have
complex structures. In this paper, in combination with characteristic mode analysis, the …

Vortex electromagnetic waves can carry orbital angular momentum (OAM) modes of different
order number, which are mutually orthogonal. Communication technologies multiplexing …

A compact low-profile end-fire antenna based on spoof surface plasmon polaritons (SSPPs)
has been proposed. At the junction, where the antenna connects to the transmission line …

Recently, localized spoof surface plasmon polaritons (LSSPPs) have emerged as a new
research frontier due to their unique properties and potential applications in integrated …

A plane spiral orbit angular momentum (PSOAM) antenna based on spoof surface plasmon
polaritions (SSPPs) structure is proposed. The study utilized SSPP as the basic model of the …