When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: Joanna Ebsworth Many of the best LED face masks tackle the signs of ageing using red and ...

Every product on this page was chosen by a Harper's BAZAAR editor. We may earn commission on some of the items you choose to buy. The FDA-approved technology has taken off in the at-home tool world ...

Ennostar and Taiwan Asia Semiconductor (TAS, formerly Opto Tech) are developing short-wavelength (over 1,000nm) infrared (IR) LED devices for use in biosensing including heart rates, SpO2, blood ...

Scientists have discovered a potentially promising infrared LED and infrared detector component. This compound -- composed of calcium, silicon and oxygen -- is cheap to produce and non-toxic. Many of ...

Third in a series of infrared (IR) LEDs, the OD-850L liquid-phase epitaxially-grown gallium aluminum arsenide (GaAlAs) IR emitters feature a medium emission angle for optimum coverage. Third in a ...

Adding a molecule normally used in detergent to an infrared LED could make devices that are easier to manufacture, require less energy and display richer colours than existing ones. Solar cells and ...