https://www.livescience.com/technology/computing/accidental-discovery-creates-candidate-for-universal-memory-a-weird-semiconductor-that-consumes-a-billion-times-less-power
"In their study, the researchers found a way to bypass the melt-quench process entirely by instead inducing amorphization through an electrical charge. This slashes PCM's energy requirements and potentially opens the door to broader commercial applications..."