Nanites eating through linear memory crystals Linear memory crystals were a part of computer cores of Federation computers in the 24th century. Linear memory crystals were found in the computer core of the Galaxy-class USS Enterprise-D. In 2366, evolved nanites used the crystals as nourishment. (TNG: "Evolution") The Star Trek Encyclopedia (4th ed., vol. 1, p. 481) defined "linear memory crystal" as the "optically refractive material used in isolinear optical chips, a key part of optical data processing devices." Retrieved from "https://memory-alpha.fandom.com/wiki/Linear_memory_crystal?oldid=2047056" Categories: Computer technology Community content is available under CC-BY-NC unless otherwise noted.