LEDs call for optimized efficiency to hinge on ongoing enhancements for instance phosphor elements and quantum dots.[224] The optimistic facet in the LED is known as the "anode" and is also marked by possessing a longer "lead," or leg. The other, destructive side of your LED is called the "cathode. https://focusz.de/beleuchten-sie-ihren-raum-die-geschichte-und-kunstfertigkeit-der-leuchtreklamen/