This video explains how diodes function as directional components in electronic circuits. Diodes allow current to flow in ...
The numbers you see on the box don't always work out in real life. LED bulbs do last longer, but those claims about five to 10 years are estimates based on internal testing -- and companies are always ...
Researchers at Forschungszentrum Jülich, together with international collaborators, have demonstrated for the first time that ...
Scientists at a German university have developed the world's smallest light-emitting pixels. Measuring just 300 nanometers ...