Technology Tiny heat pump that relies on changing ambient temperature could be key to powering IoT devices and sensors without batteries forever — Nanoparticles are critical to the process, posit scientists Posted on April 29, 2024 by miyuru (Image credit: Brian Maffly) As IoT technology progresses, the question of how to power these devices, particularly in locations where reliable electrical sources are scarce, presents a significant challenge. Researchers….