Abstract: Intelligent reflecting surface (IRS) is an enabling technology to engineer the radio signal propagation in wireless networks. By smartly tuning the signal reflection via a large number of ...

Rod Brouhard is an emergency medical technician paramedic (EMT-P), journalist, educator, and advocate for emergency medical service providers and patients. Assess if the scene is safe before helping ...

Check and improve your grammar with our basic grammar reference guide. On this page you'll find links to our basic grammar summary pages. Each basic grammar reference page covers a key grammar point ...

Assessment is a broad and rapidly growing field, with a strong theoretical and empirical base. However, you don’t have to be an assessment expert to employ sound practices to guide your teaching. Here ...