A research team has successfully synthesized a new class of helical quinolizinium salts exhibiting exceptionally strong fluorescence in the orange-to-red light region (606–682 nm). Smart glasses that ...

Organic light-emitting diodes (OLEDs) use layers of organic molecules to efficiently convert electricity into light. The molecules, though great emitters, are generally poor electrical conductors, so ...

Researchers say they have designed a laser diode that emits the shortest-wavelength ultraviolet light to-date, with potential applications in disinfection, dermatology, and DNA analyses. Nagoya ...

LONDON--(BUSINESS WIRE)--The new light-emitting diode traffic signs and signals market research from Technavio indicates Negative growth in the short term as the business impact of COVID-19 spreads.

Light can be produced and/or controlled electronically in a number of ways. Among the widely used of all the different types of semiconductor diodes are the Light Emitting Diodes or LEDs. It is a PN ...

Efficient near-infrared (NIR) light-emitting diodes of perovskite have now been produced in a lab. The external quantum efficiency is 21.6%, which is a record. Efficient near-infrared (NIR) ...

Light-emitting diodes (LEDs) have become integral to modern automotive headlamp design, combining enhanced energy efficiency, durability and sophisticated beam management in a compact form. Owing to ...

How to light your home beautifully and cut electricity use - From zoning rooms to the 5-7 layered-lighting rule, explore top ...

Engineers at UNSW Sydney and Monash have developed an innovative way of sending hidden information that's hard to intercept. Using a phenomenon known as "negative luminescence," the system works by ...

Estos dispositivos emisores de luz están por todas partes en internet. Preguntamos a los expertos si pueden reducir las arrugas, eliminar el acné y mucho más. By Melinda Wenner Moyer These ...

A look behind the scenes at the illumination of the pieces on display. The so-called lampers strike a delicate balance between accentuating the art and protecting it from the effects of light. By ...