are other names for phase change memory (PCM). Phase change memory employs the same principle as rewritable optical discs (CD-RWs, DVD-RWs, etc.), in which the bit cell is either in an ...

Ritesh Agrawal poses with some of the equipment used in studying the new process, which dramatically lowers the energy cost of amorphization, bringing phase-change memory devices closer to ...

A rewritable optical disc. First used in drives by Panasonic in the late 1980s, the phase change technology was subsequently employed in all major optical drives, including CD-RW, DVD-RW ...