Passive chemical sensors

Passive chemical sensors

Introduction    Ensuring that specific chemicals are used, stored, and disposed of properly can be a dangerous and hazardous occupation. Some toxic gases like carbon monoxide ([math]CO[/math]) and carbon dioxide ([math]CO_2[/math]) are odorless and colorless, making...
Micro-optic field modeling

Micro-optic field modeling

Introduction    The previous discussions on Radar Cross-Section (RCS) and electromagnetic (EM) coupling suggested that radiation from any number of random sources can be coupled onto, and radiate from, small features with specific geometries. But this turns out to be...