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Instrumentation and measurement

Instrumentation and measurement

Collapsible helix antenna could aid disaster recovery

09 Feb 2024 Isabelle Dumé
Photos of the device, which resembles a child’s finger-trap toy, in its two operating modes
Bi-stable: The helix-based antenna switches between its two operating modes as it contracts (left) and extends (right). (Courtesy: Reconfigurable & Active Structures Lab)
A lightweight, easily transportable antenna that can communicate reliably with either satellites or

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Isabelle Dumé is a contributing editor to Physics World
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