Scientists at the University of Chicago have developed a revolutionary data storage method, fitting terabytes of information into a one-millimetre crystal cube. By manipulating atomic-scale defects in the crystal, researchers have created a novel binary storage system using rare-earth ions.
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Led by assistant professor Tian Zhong, the team embedded praseodymium ions into a yttrium oxide crystal, using ultraviolet laser light to alter electron states. This breakthrough merges solid-state physics with quantum principles, enabling ultra-compact, high-capacity data storage.
The discovery, published in Nanophotonics, could redefine classical memory systems and pave the way for future computing advancements.
