<p>➀ Researchers at DGIST developed an AI-powered ultra-thin "electronic nose" sensor using laser-processed graphene and cerium oxide, mimicking human olfactory combinatorial coding;</p><p>➁ The flexible sensor array achieves over 95% accuracy in identifying perfumes and cosmetics, with potential applications in healthcare, environmental monitoring, and fragrance industries;</p><p>➂ The one-step fabrication method enables bendable, wearable integration while maintaining performance through 30,000+ bending cycles.</p>