A self-powered droplet sensor based on a triboelectric nanogenerator toward the concentration of green tea polyphenols

Author:

Lin Guochen12,Su Chang12,Bao Chengmin12,Zhang Maoyi1,Li Chuanbo2,Yang Ya13ORCID

Affiliation:

1. Beijing Key Laboratory of Micro-Nano Energy and Sensor, Center for High-Entropy Energy and Systems, Beijing Institute of Nanoenergy and Nanosystems, Chinese Academy of Sciences, Beijing 101400, P. R. China

2. College of Life and Environmental Science, Minzu University of China, Beijing 100081, P. R. China

3. School of Nanoscience and Technology, University of Chinese Academy of Sciences, Beijing 100049, P. R. China

Abstract

We developed a simple, three-layered and self-powered liquid droplet sensor based on a triboelectric nanogenerator. The current sensitivity of the self- powered sensor reaches −40.12 μA mg mL−1, and the voltage sensitivity reaches −0.195 V μg mL−1.

Funder

National Natural Science Foundation of China

Natural Science Foundation of Beijing Municipality

Chinese Academy of Sciences

Publisher

Royal Society of Chemistry (RSC)

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