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...
in vivo tumor detection

in vivo tumor detection

Introduction    Tumors are an unfortunate side effect of being alive. The good news is that as a species, we are smart enough to identify and remove the tumor while medically treating and helping the patient. Although tumor identification is not new, the procedure is...
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...