scholarly journals All-Fiber Pyro- and Piezo-electric Nanogenerator for IoT Based Self-Powered Health-Care Monitoring

2021 ◽  
Author(s):  
Biswajit Mahanty ◽  
Sujoy Kumar Ghosh ◽  
Kuntal Maity ◽  
KRITTISH ROY ◽  
Subrata Sarkar ◽  
...  

In this work, an all-fiber pyro- and piezo-electric nanogenerator (PPNG) is designed by multiwall carbon nanotube (MWCNT) doped poly(vinylidene fluoride) (PVDF) electrospun nanofibers as the active layer and interlocked conducting...

RSC Advances ◽  
2019 ◽  
Vol 9 (41) ◽  
pp. 23498-23507 ◽  
Author(s):  
Kanyapak Silakaew ◽  
Prasit Thongbai

The effects of different BaTiO3 sizes (≈100 nm (nBT) and 0.5–1.0 μm (μBT)) on the dielectric and electrical properties of multiwall carbon nanotube (CNT)-BT/poly(vinylidene fluoride) (PVDF) composites are investigated.


2008 ◽  
Vol 8 (4) ◽  
pp. 1852-1857 ◽  
Author(s):  
Suzhu Yu ◽  
Yang Kang Juay ◽  
Ming Shyan Young

Multiwall carbon nanotube (CNT) reinforced poly(methyl methacrylate) (PMMA) nanocomposites have been successfully fabricated with melt blending. Two melt blending approaches of batch mixing and continuous extrusion have been used and the properties of the derived nanocomposites have been compared. The interaction of PMMA and CNTs, which is crucial to greatly improve the polymer properties, has been physically enhanced by adding a third party of poly(vinylidene fluoride) (PVDF) compatibilizer. It is found that the electrical threshold for both PMMA/CNT and PMMA/PVDF/CNT nanocomposites lies between 0.5 to 1 wt% of CNTs. The thermal and mechanical properties of the nanocomposites increase with CNTs and they are further increased by the addition of PVDF. For 5 wt% CNT reinforced PMMA/PVDF/CNT nanocomposite, the onset of decomposition temperature is about 17 °C higher and elastic modulus is about 19.5% higher than those of neat PMMA. Rheological study also shows that the CNTs incorporated in the PMMA/PVDF/CNT nanocomposites act as physical cross-linkers.


Author(s):  
Biswajit Mahanty ◽  
Sujoy Kumar Ghosh ◽  
Santanu Jana ◽  
Zinnia Mallick ◽  
Subrata Sarkar ◽  
...  

In this work, an all-fiber piezoelectric nanogenerator (A-PNG) is designed by ZnO nanoparticles (NPs) reinforced poly(vinylidene fluoride) (PVDF) electrospun nanofibers as the active layer and interlocked conducting microfiber consisting mats...


2005 ◽  
Vol 65 (11-12) ◽  
pp. 1703-1710 ◽  
Author(s):  
Hsu-Chiang Kuan ◽  
Chen-Chi M. Ma ◽  
Wei-Ping Chang ◽  
Siu-Ming Yuen ◽  
Hsin-Ho Wu ◽  
...  

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