Japan's two universities cooperate to develop 227.5nm UV LED


A research team composed of the Japan Institute of Physical Chemistry and Saitama University developed an ultraviolet LED with a wavelength of 227.5 nm and an output of 0.15 mW.

To date, other research teams have reported UV LEDs with a w

Easily decorate your home with energy-efficient products (Figure)


The topic of energy conservation has become the focus of social attention. The awareness of energy conservation has been reflected in the economic construction of society, and the citizens are gradually developing good energy-saving habits. Philip

US bill declares "lights out" on inefficient lighting

The Energy Efficient Lighting for a Brighter Tomorrow Act calls for a phase-out of inefficient incandescent lamps beginning in 2012. Press release from the US Senate Committee on Energy and Natural Resources
Sen. Jeff Bingaman (D-NM) has introduc