Ultraviolet light sensor for wearable devices

Mass production technology for silicon based ultraviolet (UV) light sensors, suitable for smartphones and wearable devices in the Internet of Things (IoT) era, has been jointly developed by a research team at Tohoku University ...

Plant makes growth spurt as competition approaches

Plants know when to grow faster to stay ahead of the competition based on the colour of the light that reaches them. This process works even when the competition is still far away. But the plants work even harder as the danger ...

A miniaturized sensor that can measure chemistry on a chip

By combining expertise in photonics - manipulating light beams in nanoscale waveguides on a chip – and materials science, Cornell researchers have laid the groundwork for a chemical sensor on a chip that could be used in ...

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