Time Quasicrystals, A New Phase of Matter That Defies Temporal Repetition

In March 2025, physicists from Washington University in St. Louis, in collaboration with researchers from Harvard and MIT, announced the first successful creation of a time quasicrystal—a groundbreaking discovery that challenges traditional views of time in physics. Unlike time crystals, which exhibit time-translational symmetry by repeating motion in precise intervals, time quasicrystals possess structured—but non-repeating—oscillatory…

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Time Quasicrystals, The New Quantum Phase That Redefines Temporal Order

Physicists at Washington University in St. Louis have forged a groundbreaking type of matter—time quasicrystals—inside a diamond by using a microwave-driven quasiperiodic pulse sequence to activate nitrogen-vacancy centers . Unlike traditional time crystals which exhibit fixed periodic rhythms, time quasicrystals vibrate in structured yet non-repeating patterns, much like a chord rather than a single note. This discovery anchors…

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