The new approach uses a purely optical technique called stimulated two-photon excitation to generate streams of photons in different polarization states directly from a quantum dot without requiring ...

Suffering from gluten sensitivities? Discover naturally gluten-free grains like rice, quinoa, and millets for easy digestion. These grains, rich in fiber, vitamins, and minerals, offer a balanced diet ...

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 ...

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One of the two perovskite-based sensor prototypes that the researchers have used to demonstrate that the technology can be successfully miniaturized. Researchers in Switzerland have created a new ...

Although improving a sensor’s actual performance is not usually possible, with proper selection, system design, and integration, improving sensor performance at the ...

Most of us expect that a check engine light is no big deal when it comes on within the first 20k miles. It might mean a loose gas cap or a fussy sensor. That’s what makes what happened to Nick Godfrey ...

Tachometry, the measurement of the speed of spin of rotating objects, is a common application. Some of those objects, however, have quirky aspects that make them extra interesting, even scary. One ...