Abstract: This paper presents a design, system setup, characterization, and microfabrication of high-intensity UV-LED microlithography. Since the high enough intensity of the UV light enables even a ...

This engineer doesn’t use nail polish, but his wife does. And he deals with plenty of PCBs. What do these things have in common? Read on. A gel manicure is a coat ...

We asked experts about why our LED bulbs seem to die ahead of time. Here are the reasons they gave. Tyler has worked on, lived with and tested all types of smart home and security technology for over ...

They claim to fix fine lines, blemishes and redness – but which stand up to scrutiny? We asked dermatologists and put them to the test to find out The best anti-ageing creams, serums and treatments ...

Researchers have built a new platform that produces ultrashort UV-C laser pulses and detects them at room temperature using atom-thin materials. The light flashes last just femtoseconds and can be ...

Blue light is a high-energy part of visible light from the sun, screens, and light-emitting diode (LED) bulbs. Your cornea and lens don’t block blue light the way they block ultraviolet (UV) rays.

If your car came from the factory with halogen or HID bulbs, you’re going to need to replace them or upgrade them down the line. Both of these bulb types lose light output over time; thus, even if ...

Imagine being able to see an entire hidden world of colors and patterns right before your eyes—a world invisible to humans but perfectly clear to other creatures. Some animals possess an almost ...

Abstract: Driven by a wide range of applications, as shown in Fig. 1(a) , the development of AlGaN-based light emitting diodes in the deep ultraviolet spectral range (DUV-LEDs) has greatly intensified ...

LED face masks have quickly shifted from clinic-only treatments to at-home skincare staples. Designed to tackle everything from fine lines and dullness to breakouts and redness, the best LED face ...