The four-layer diode, also known as a Shockley Diode, is a crystal made of alternating layers of N- and P- type semiconductors. By putting in four layers, instead of the three used in transistors ...

Recently, some researchers observed a superconducting diode effect in conductive materials with a crystal structure that ...

Into the orange According to the paper, laser emission at orange wavelengths (defined as 590-625 nm) is of key importance in ...