<ul><li>Researchers from Zhejiang University and the University of Cambridge have developed nano-PeLEDs, the world's smallest LEDs with pixel lengths as small as 90 nanometers.</li><li>These nano-PeLEDs enable an unprecedented pixel density of 127,000 pixels per inch (PPI), compared to a typical 27-inch 4K gaming monitor with just 163 PPI.</li><li>The nano-PeLEDs are more resilient and efficient than micro-LEDs, thanks to their unique composition of halide perovskites.</li><li>Potential applications for nano-PeLEDs include high-resolution displays for industries like gaming, augmented reality, and medical imaging.</li></ul>

Researchers develop 90-nanometer LEDs for future ultra high-resolution displays

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