Photonic time crystals unlock ultrafast control of light in the terahertz range
Researchers have experimentally realized a photonic time crystal, a material that allows for the ultrafast control of light in the terahertz range. This breakthrough could lead to advancements in optical computing, telecommunications, and high-speed laser technology.
Why it matters
This discovery bridges the gap between electronic and photonic technologies, potentially enabling a new generation of high-speed computing and communication devices.
edited by Sadie Harley , reviewed by Robert Egan
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Add as preferred source A THz electromagnetic wave induces strong, fast temporal modulations that realize a photonic time crystal: a crystal lattice in time for photons. Credit: B. Schröder/HZDR An international team of researchers from École Polytechnique, Collège de France and Helmholtz-Zentrum Dresden-Rossendorf (HZDR) has achieved a world first: the experimental realization of an all-optical photonic time crystal (PTC), a material whose optical properties can be strongly and periodically modulated over ultrafast timescales.
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