Metamaterials are artificially engineered devices that go beyond the properties of
conventional materials in nature. Metamaterials allow for the creation of negative refractive …

To address the challenges posed by composite targets composed of an anisotropic medium
and metal in electromagnetic (EM) scattering calculations, this paper introduces an …

The advancements in 3D printing technology have revolutionized the design and fabrication
of complex antennas, enabling the development of smaller and lighter designs. However …

The investigation of weight reduction in waveguide antennas is a relevant and important
task, particularly for wideband applications. The optimal current grid approximation (OCGA) …

With the intensive evolution of 5G network technology, there are many challenges in the
design of 5 G antennas, including small size, low mass, and interference immunity …

In this article, the results of measurements and calculations of the power flux density in the
frequency range 670 MHz-766 MHz (46th and 57th television channels) of digital …