The solar day lamp is a very simple and cost effective way of utilizing solar energy. It consists of one or more solar photovoltaic (PV) panels connected to an array of LEDs. Because it has no ...

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 ...