Perhaps not, but remarkably, the first significant blue LEDs reinvented at the start of the 1990s used silicon carbide ... phenomenon of luminescence of a carborundum detector and consists ...

Carborundum (Artificial Silicon Carbide) . The Electrolytic Detector, perhaps the most widely known type, appears in many forms, the most frequently used of which is that in which the point of a ...

Here’s an LED indicator which was made at home out of a Silicon Carbide (SiC) crystal (Internet Archive Mirror). The concept is simple, but a bit of trial and error ...

A carborundum is a chemical compound consisting ... comes in as a popular alternative to diamonds, making lab-grown silicon carbide gemstones. Nowadays, synthetic material is used in all silicon ...