Abstract: In this work, we consider a two-phase covert communication system assisted by a wireless powered jammer via a reconfigurable intelligent surface (RIS) with discrete phase shifts.

Cobalt is a byproduct of nickel and copper mining. In recent years, cobalt has taken its place as one of the world’s most sought-after commodities due to its use in semiconductor chips and the ...

ProTip! Find all open issues with in progress development work with linked:pr.

Change orientation to land scape to view the price table Tender for Energy Storage System Equipment Procurement of Shenneng Xinjiang Yuli County 450 MW Integrated Photovoltaic, Thermal, and Energy ...

A group of Annapolis-area residents and Naval Academy alumni launched an effort to purchase books removed from the Nimitz ...

otago.ac.nz In a recent JME article, Guidry-Grimes, Dean and Victor offer some signal and challenging insights into the ethical analysis of covert medication (in general) and in particular when ...

This strategic initiative aims to bolster covert operations and counter-terrorism efforts, enabling deep penetration into hostile territories with heightened efficiency and precision. The Indian ...