Luminails: nfc-charged microled press-on nails
LumiNails integrates microLEDs and NFC-charged batteries into press-on nails, offering smart, aesthetic illumination with a 1–3 week lifespan. This innovative design uses flexible circuits and biocompatible encapsulation for safe, scalable production.
Overview
LumiNails revolutionizes the press-on nail industry by embedding multiple microLEDs and NFC wireless-chargeable thin-film batteries into artificial nails. This innovation offers a smart, aesthetic solution that provides long-lasting illumination while maintaining salon-quality finishes. Designed to align with existing press-on nail manufacturing constraints, LumiNails ensures a lifespan of up to three weeks and incorporates bendable circuits on polyimide substrates to support scalable and consumer-friendly production.
Technical specifications
Key features:
- Integration of ultra-thin RGB microLEDs for customizable lighting effects
- NFC-based wireless charging system for convenience and ease of use
- Aerosol-jet-printed circuits on flexible polyimide substrates for durability and flexibility
- Post-molding assembly to prevent heat damage during production
- Invisible circuit embedding under translucent gels or chrome finishes for aesthetic preservation
- Pulsed high brightness enabled by an efficient power buffer
- FDA-approved Parylene C encapsulation for biocompatibility and safety
- Pre-assembled "light sheets" facilitate scalable production workflows
Technology readiness level
LumiNails is currently at Technology Readiness Level 3, with ongoing development and testing. Initial prototypes are being developed to validate single-nail circuits, optimize battery life, and ensure safe encapsulation. Future plans include scaling to multi-nail sets and refining design for consumer readiness.
About Arizona State University
Arizona State University is a comprehensive public research university with a multi-campus presence across the Phoenix metropolitan area and a scale that supports interdisciplinary, use-inspired discovery. Industry partners access co-located laboratories, a research and technology park, and innovation centers that house corporate teams with faculty to speed prototyping and validation. A formal alliance with a major hospital system and proximity to a fast-growing manufacturing corridor enable clinical translation and pilot-scale testbeds, while applied student engagements create dependable talent pipelines. Research is backed by competitive federal funding from agencies such as NSF, NIH, DOE, DOD, and NASA. A dedicated technology transfer office supports IP, licensing, and startup formation.
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