Electrochemical and electromechanical properties of high performance polymer actuators using multi-walled carbon nanotubes containing ruthenium oxide

2012 ◽  
Vol 174 ◽  
pp. 217-224 ◽  
Author(s):  
Naohiro Terasawa ◽  
Ken Mukai ◽  
Kentaro Yamato ◽  
Kinji Asaka
RSC Advances ◽  
2016 ◽  
Vol 6 (70) ◽  
pp. 66360-66367 ◽  
Author(s):  
Naohiro Terasawa ◽  
Kinji Asaka

The performance of hybrid (electrostatic double-layer/faradaic capacitor) polymer actuators that exploit the synergy between MWCNTs and MnO2 was explored.


2015 ◽  
Vol 815 ◽  
pp. 629-633
Author(s):  
Yan Li Zhang ◽  
Zu Ming Hu ◽  
Yan Wang

The fabrication of multi walled carbon nanotube (MWNT) buckypaper and its silver nanoparticle (AgNP) hybrid is studied with the assist of a high-performance polymer, polybenzimidazole (PBI) by filtration-method. The result of Raman spectra demonstrates the strong π-π interaction between MWNT and PBI. Because of the coordination effect of imidazole groups to metal ions, AgNPs are then deposited on the surface of MWNTs/PBI buckypaper. The Ag/buckypaper hybrid (MPBA) is found to be super-hydrophobic after being treated by 1-Octadecanethiol.


Author(s):  
Yaofeng Wang ◽  
Fan Wang ◽  
Yang Kong ◽  
Lei Wang ◽  
Qinchuan Li

Abstract High-performance bioartificial muscles with low-cost, large bending deformation, low actuation voltage, and fast response time have drawn extensive attention as the development of human-friendly electronics in recent years. Here, we report a high-performance ionic bioartificial muscle based on the bacterial cellulose (BC)/ionic liquid (IL)/multi-walled carbon nanotubes (MWCNT) nanocomposite membrane and PEDOT:PSS electrode. The developed ionic actuator exhibits excellent electro-chemo-mechanical properties, which are ascribed to its high ionic conductivity, large specific capacitance, and ionically crosslinked structure resulting from the strong ionic interaction and physical crosslinking among BC, IL, and MWCNT. In particular, the proposed BC-IL-MWCNT (0.10 wt%) nanocomposite exhibited significant increments of Young's modulus up to 75% and specific capacitance up to 77%, leading to 2.5 times larger bending deformation than that of the BC-IL actuator. More interestingly, bioinspired applications containing artificial soft robotic finger and grapple robot were successfully demonstrated based on high-performance BC-IL-MWCNT actuator with excellent sensitivity and controllability. Thus, the newly proposed BC-IL-MWCNT bioartificial muscle will offer a viable pathway for developing next-generation artificial muscles, soft robotics, wearable electronic products, flexible tactile devices, and biomedical instruments.


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