The boundary between physics and science fiction continues to narrow with the demonstration of real-time programmable electromagnetic metamaterials. By arranging sub-micron metallic resonators across a graphene sheet, researchers can manipulate the refractive index of a surface electronically.
From Stealth Technology to 6G Telecommunications
Beyond defense and radar stealth, these programmable surfaces are being deployed as Intelligent Reflecting Surfaces (IRS) for next-generation 6G terahertz cellular networks, dynamically bouncing signal beams around urban concrete obstacles with near-zero power dissipation.
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