scholarly journals Noncontact Free-Rotating Disk Triboelectric Nanogenerator as a Sustainable Energy Harvester and Self-Powered Mechanical Sensor

2014 ◽  
Vol 6 (4) ◽  
pp. 3031-3038 ◽  
Author(s):  
Long Lin ◽  
Sihong Wang ◽  
Simiao Niu ◽  
Chang Liu ◽  
Yannan Xie ◽  
...  
2019 ◽  
Vol 30 (5) ◽  
pp. 1908994 ◽  
Author(s):  
Guilherme Ferreira ◽  
Sumita Goswami ◽  
Suman Nandy ◽  
Luis Pereira ◽  
Rodrigo Martins ◽  
...  

Nanoscale ◽  
2017 ◽  
Vol 9 (28) ◽  
pp. 9818-9824 ◽  
Author(s):  
Arunkumar Chandrasekhar ◽  
Nagamalleswara Rao Alluri ◽  
M. S. P. Sudhakaran ◽  
Young Sun Mok ◽  
Sang-Jae Kim

A Smart Mobile Pouch Triboelectric Nanogenerator (SMP-TENG) is introduced as a promising eco-friendly approach for scavenging biomechanical energy for powering next generation intelligent devices and smart phones.


Nano Energy ◽  
2021 ◽  
pp. 106637
Author(s):  
Guoliang Ma ◽  
Bo Li ◽  
Shichao Niu ◽  
Junqiu Zhang ◽  
Dakai Wang ◽  
...  

2021 ◽  
Vol 11 (1) ◽  
Author(s):  
Pashupati R. Adhikari ◽  
Nishat T. Tasneem ◽  
Russell C. Reid ◽  
Ifana Mahbub

AbstractIncreasing demand for self-powered wearable sensors has spurred an urgent need to develop energy harvesting systems that can reliably and sufficiently power these devices. Within the last decade, reverse electrowetting-on-dielectric (REWOD)-based mechanical motion energy harvesting has been developed, where an electrolyte is modulated (repeatedly squeezed) between two dissimilar electrodes under an externally applied mechanical force to generate an AC current. In this work, we explored various combinations of electrolyte concentrations, dielectrics, and dielectric thicknesses to generate maximum output power employing REWOD energy harvester. With the objective of implementing a fully self-powered wearable sensor, a “zero applied-bias-voltage” approach was adopted. Three different concentrations of sodium chloride aqueous solutions (NaCl-0.1 M, NaCl-0.5 M, and NaCl-1.0 M) were used as electrolytes. Likewise, electrodes were fabricated with three different dielectric thicknesses (100 nm, 150 nm, and 200 nm) of Al2O3 and SiO2 with an additional layer of CYTOP for surface hydrophobicity. The REWOD energy harvester and its electrode–electrolyte layers were modeled using lumped components that include a resistor, a capacitor, and a current source representing the harvester. Without using any external bias voltage, AC current generation with a power density of 53.3 nW/cm2 was demonstrated at an external excitation frequency of 3 Hz with an optimal external load. The experimental results were analytically verified using the derived theoretical model. Superior performance of the harvester in terms of the figure-of-merit comparing previously reported works is demonstrated. The novelty of this work lies in the combination of an analytical modeling method and experimental validation that together can be used to increase the REWOD harvested power extensively without requiring any external bias voltage.


Nano Energy ◽  
2021 ◽  
Vol 84 ◽  
pp. 105887
Author(s):  
Yuankai Zhou ◽  
Maoliang Shen ◽  
Xin Cui ◽  
Yicheng Shao ◽  
Lijie Li ◽  
...  

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