The Arkansas Capitol chandelier has been lowered for cleaning and bulb replacement, providing a rare opportunity for the ...

LED headlights are common. In 2003, they were an innovation worth showcasing on an Audi concept with a V10 engine ...

This paper carries out research on the generator efficiency test for the bulb tubular hydro-generator unit, which is based on the calorimetric method in IEC60034-2-2. It introduces the test method and ...