It’s always interesting to see how scientists and engineers have exploited—in the positive sense of the word—somewhat obscure, fundamental physics principles to create innovative sensors. For example, ...

In a previous Broadcast Engineering article (“Understanding blocking capacitor effects,” August 2011), I mentioned that one of the first tasks in my broadcast engineer career was to work on optical-to ...

Sensing part presence in machines, in fixtures, and on conveyors is an important component of industrial automation. Error-proofing assembly and controlling sequence based on presence or absence of a ...

Measuring attenuation in a fiber-optic cable is a vital ingredient to obtaining the maximum performance from a system designs. But, for designers, just starting to work in the fiber-optic design space ...

Pipeline contents are typically valuable, volatile, and harmful to the environment if allowed to escape. With them being susceptible to aging, accidental damage, or tampering, the chances of an escape ...

Researchers have developed a new optical sensor that provides a simple way to achieve real-time detection of extremely low levels of arsenic in water. Researchers have developed a new optical sensor ...

New technology poised to enable more precise and compact navigation systems for airplanes, unmanned vehicles and for land and marine navigation WASHINGTON -- Researchers have taken an important new ...

As the demand for bandwidth and high-speed transport grows, so does the use of fiber-optic based transport. One of the enabling technologies associated with optical transport are Fiber Bragg gratings ...