Butylated melamine formaldehyde as a durable and highly positive friction layer for stable, high output triboelectric nanogenerators

2019 ◽  
Vol 12 (10) ◽  
pp. 3156-3163 ◽  
Author(s):  
Sung Soo Kwak ◽  
Seong Min Kim ◽  
Hanjun Ryu ◽  
Jihye Kim ◽  
Usman Khan ◽  
...  

Butylated melamine formaldehyde as a strong candidate to be used as a triboelectric friction layer for the stable high-output performance of triboelectric nanogenerators.

Micromachines ◽  
2018 ◽  
Vol 9 (8) ◽  
pp. 407 ◽  
Author(s):  
Hyun-Woo Park ◽  
Nghia Huynh ◽  
Wook Kim ◽  
Hee Hwang ◽  
Hyunmin Hong ◽  
...  

Triboelectric nanogenerators (TENGs) are used as self-power sources for various types of devices by converting external waves, wind, or other mechanical energies into electric power. However, obtaining a high-output performance is still of major concern for many applications. In this study, to enhance the output performance of polydimethylsiloxane (PDMS)-based TENGs, highly dielectric TiO2−x nanoparticles (NPs) were embedded as a function of weight ratio. TiO2−x NPs embedded in PDMS at 5% showed the highest output voltage and current. The improved output performance at 5% is strongly related to the change of oxygen vacancies on the PDMS surface, as well as the increased dielectric constant. Specifically, oxygen vacancies in the oxide nanoparticles are electrically positive charges, which is an important factor that can contribute to the exchange and trapping of electrons when driving a TENG. However, in TiO2−x NPs containing over 5%, the output performance was significantly degraded because of the increased leakage characteristics of the PDMS layer due to TiO2−x NPs aggregation, which formed an electron path.


2020 ◽  
pp. 2002832
Author(s):  
Md Salauddin ◽  
S M Sohel Rana ◽  
Md. Sharifuzzaman ◽  
Muhammad Toyabur Rahman ◽  
Chani Park ◽  
...  

Nano Energy ◽  
2021 ◽  
Vol 86 ◽  
pp. 106126
Author(s):  
Ruey-Chi Wang ◽  
Yu-Cheng Lin ◽  
Po-Tsang Chen ◽  
Hsiu-Cheng Chen ◽  
Wan-Ting Chiu

2021 ◽  
Author(s):  
Minmin Wang ◽  
Weiqun Liu ◽  
Xu Shi ◽  
Jinyang Pan ◽  
Bing Zhou ◽  
...  

Non-additive β-phase porous poly (vinylidene fluoride) (PVDF) aerogel with high electron affinity is successfully prepared through simple solvent exchange method. The as-prepared additive-free PVDF aerogel shows high output performance used...


2021 ◽  
pp. 2102106
Author(s):  
Junhuan Chen ◽  
Xuelian Wei ◽  
Baocheng Wang ◽  
Ruonan Li ◽  
Yanggui Sun ◽  
...  

Author(s):  
Zixi Chen ◽  
Yule Cao ◽  
Weifeng Yang ◽  
Lin An ◽  
Hongwei Fan ◽  
...  

Embedding active fillers into polymers to construct composite materials is an effective way to enhance the output performance of triboelectric nanogenerators (TENGs). Among various kinds of fillers, 2D fillers showed...


Author(s):  
Xu Liu ◽  
Xiao-Rong Sun ◽  
Chen Luo ◽  
Hong-zhi Ma ◽  
Hua Yu ◽  
...  

The development of self-powered technology in nano energy puts forward higher requirements for triboelectric nanogenerators (TENGs), in which it is necessary to further improve output performance to broaden the scope...


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