Abstract: Two main LED dimming techniques can be found in the literature: (i) analogue dimming, and (ii) PWM dimming, which is known by its three main schemes; the enable dimming, series dimming, and ...

Meteors from the Ursids appear near the Little Dipper, which is part of the constellation Ursa Minor. Only skywatchers in the ...

In a state as pristine and naturally beautiful as Alaska, this aspect resonates deeply with locals who take stewardship of their environment seriously. The environmental impact is significant—each ...

Florida’s new rules for rail crossings take effect Jan. 1, aimed at reducing the number of drivers and pedestrians killed by trains. The rail manual is a substantial rewrite of what is currently in ...

Abstract: For light emitting diode (LED) lighting applications, a novel hybrid LED driver with high voltage gains is proposed in this paper. Unlike existing LED sink drivers with series-connected ...

An automatic toll gate system using Arduino revolutionises traditional toll collection by eliminating manual intervention. The “automatic toll gate system project” demonstrates how simple sensors and ...

A Sudanese coalition led by the paramilitary Rapid Support Forces announced on Saturday the members of a parallel government, a move opposed by the army, its rival in a 27-month war that could drive ...