Monday, March 31, 2025

Nanomaterials Have the Potential to Reduce Carbon Emissions from LED Streetlights

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A collaborative study between King Abdullah University of Science and Technology (KAUST) and King Abdulaziz City for Science and Technology (KACST) reveals that a new nanomaterial, nanoPE, can substantially reduce carbon emissions from LED streetlights. The research estimates that implementing this technology in the U.S. could cut carbon dioxide emissions by over one million metric tons. NanoPE enhances thermal radiation emission from LEDs, cooling them to prevent energy loss and prolong lifespan, as LEDs typically waste about 75% of energy as heat. By reflecting visible light while allowing infrared radiation to escape, the innovative design not only improves cooling efficiency but also ensures high illumination. This advancement holds promise for sustainable lighting solutions, particularly in Saudi Arabia, where lighting represents a significant portion of electricity consumption and greenhouse gas emissions.

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