For lighting applications, it is common to dispense multi-phosphor materials mixing with silicone on blue LED chips to obtain high color rendering index and superior white light quality. One of the ...

Govt plans AC replacement scheme for units over 10 years old; aims to promote 5-star models, cut energy use, and support ...

With the rapid development of distribution network, distribution network has short lines and many nodes. The traditional three-stage current protection scheme is difficult to cooperate and the fault ...