What is the PV-Pushback-Effect? How can solar day lamps (SDLs) take advantage of this effect? Solar day lamps (SDLs) are made by simply connecting an LED array to a solar photovoltaic (PV) panel. SDLs ...

Find a downloadable version of this story in pdf format at the end of the story. With the rising costs of energy and increasing governmental requirements for high efficiency lighting, the high ...

With no added light. Image used with permission by copyright holder With LED panel light. Image used with permission by copyright holder Light at full power Image used with permission by copyright ...

Differentiated LED lighting systems that improve energy efficiency, simplify installations, and facilitate data gathering and monitoring have become requirements in domestic, office, and industrial ...

At least 10 years after they were first applied for general illumination, the subject of how to assess the reliability of LED lighting products is still an on-going subject of debate, and sometimes, ...