Light-emitting diodes (LEDs), semiconductor-based devices that emit light when an electric current flows through them, are ...

The Omnilux system (Alderm, NA, LLC, Irvine, CA) uses a panel of 2000 focused diodes in interchangeable heads to deliver 408 nm blue or 633 nm red light. These two can be used alone or in sequence.

The following figure shows the forward and reversed biasing of a diode connected to a circuit. In the reverse bias region there also exists two important areas that can be distinguished ... Image ...

Diodes are used for a number of different applications, the most frequently being signal rectification, voltage clamping, reference-voltage circuits, light emitters, photodetectors, and solar cells.

Researchers have explored how a particular chemical can selectively trap certain molecules in the cavities of its ...

Gold is fundamentally money, but there is demand for the yellow metal in industry and technology. Industrial and tech demand ...

Appreciation of light unites humanity: sunsets gleaming through clouds, the face of a loved one in a candle’s glow, lasers ...

This can include electrically driven light sources such as laser diodes and light-emitting diodes, components for converting light to an electrical current such as solar and photovoltaic cells and ...

Hefei National Research Center for Physical Sciences at the Microscale, University of Science and Technology of China, Hefei, Anhui 230026, China Department of Applied Chemistry, Hefei Science Center ...

Rice University has developed a catalyst that enables emissions-free hydrogen production by using light instead of heat to ...

Whether you're a traveling exec, a gamer, or a graphic designer, a portable second monitor can add an extra dimension to your work or play. We've tested most of the major models. Check out our top ...