Saturday, April 26, 2025

Nanomaterials May Reduce Carbon Emissions from LED Street Lighting

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A collaborative study by King Abdullah University of Science and Technology (KAUST) and King Abdulaziz City for Science and Technology (KACST) reveals that nanomaterials can significantly reduce carbon emissions from LED streetlights. The researchers estimate that implementing this technology in the United States could cut carbon dioxide emissions by over one million metric tons. The breakthrough involves a nanomaterial called nanoPE, which enhances thermal radiation emission from LEDs, subsequently lowering their operating temperature and increasing efficiency. This innovative design also directs thermal radiation away from the LED, reducing energy loss from heat. With lighting accounting for around 20% of global electricity consumption and contributing to nearly 6% of greenhouse gas emissions, improvements in LED technology could have a substantial impact on sustainability efforts worldwide.

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