This article contains affiliate links. We may earn a small commission on items purchased through this article, but that does not affect our editorial judgement. When Jamie Saunders woke up to a ...

Abstract: The resonant frequencies of a microstrip patch antenna are dependent on the dielectric constant of its substrate and the physical dimensions of its radiation patch. Both of these parameters ...

Abstract: Extended research on the design and development of a smart nitrate sensor for monitoring nitrate concentration in surface and groundwater are reported in this paper. The developed portable ...