Abstract:
:Textiles that are capable of harvesting biomechanical energy via triboelectric effects are of interest for self-powered wearable electronics. Fabrication of conformable and durable textiles with high triboelectric outputs remains challenging. Here we propose a washable skin-touch-actuated textile-based triboelectric nanogenerator for harvesting mechanical energy from both voluntary and involuntary body motions. Black phosphorus encapsulated with hydrophobic cellulose oleoyl ester nanoparticles serves as a synergetic electron-trapping coating, rendering a textile nanogenerator with long-term reliability and high triboelectricity regardless of various extreme deformations, severe washing, and extended environmental exposure. Considerably high output (~250-880 V, ~0.48-1.1 µA cm-2) can be attained upon touching by hand with a small force (~5 N) and low frequency (~4 Hz), which can power light-emitting diodes and a digital watch. This conformable all-textile-nanogenerator is incorporable onto cloths/skin to capture the low output of 60 V from subtle involuntary friction with skin, well suited for users' motion or daily operations.
journal_name
Nat Communjournal_title
Nature communicationsauthors
Xiong J,Cui P,Chen X,Wang J,Parida K,Lin MF,Lee PSdoi
10.1038/s41467-018-06759-0subject
Has Abstractpub_date
2018-10-15 00:00:00pages
4280issue
1issn
2041-1723pii
10.1038/s41467-018-06759-0journal_volume
9pub_type
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