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Polyvinylidene Difluoride/Sb2S3 Composite Film as a Potential Candidate for Piezoelectric Energy Generation
In this work, antimony sulphide (Sb2S3) in powder form was prepared using a simple chemical bath deposition technique by taking potassium antimonyl tartrate hemihydrate (K(SbO)C4H4O6), 0.5H2O) and sodium thiosulphate pentahydrate (Na2S2O3, 5H2O) as the source of Sb and S, respectively. The polymer, polyvinylidene difluoride (PVDF) was then impregnated by this chemically prepared Sb2S3 with varying wt% and PVDF/Sb2S3 composites were prepared in the form of films using solution casting method. Detailed structural/compositional characterization was carried out through x-ray diffraction, differential scanning calorimetry, Fourier transform infrared spectroscopy, field emission scanning electron microscopy, transmission electron microscopy and atomic force microscopy techniques with the synthesized materials. The PVDF/Sb2S3 composite films were also subjected to thorough electrical characterization that revealed excellent piezoelectric attributes. The voltage, current density and power output obtained from this composite film were highly impressive (~ 90 V, ~ 19 µA/cm2 and ~ 19,400 W/m3 across 1 MΩ load, respectively) making it worthy to use as a clean energy generator. The device was also utilized to charge a 2.2 µF-63 V capacitor up to ~ 40 V with simple finger patting. The results open up the avenue for utilizing this PVDF/Sb2S3 composite film in real life application as a clean energy generator.
Polyvinylidene Difluoride/Sb2S3 Composite Film as a Potential Candidate for Piezoelectric Energy Generation
In this work, antimony sulphide (Sb2S3) in powder form was prepared using a simple chemical bath deposition technique by taking potassium antimonyl tartrate hemihydrate (K(SbO)C4H4O6), 0.5H2O) and sodium thiosulphate pentahydrate (Na2S2O3, 5H2O) as the source of Sb and S, respectively. The polymer, polyvinylidene difluoride (PVDF) was then impregnated by this chemically prepared Sb2S3 with varying wt% and PVDF/Sb2S3 composites were prepared in the form of films using solution casting method. Detailed structural/compositional characterization was carried out through x-ray diffraction, differential scanning calorimetry, Fourier transform infrared spectroscopy, field emission scanning electron microscopy, transmission electron microscopy and atomic force microscopy techniques with the synthesized materials. The PVDF/Sb2S3 composite films were also subjected to thorough electrical characterization that revealed excellent piezoelectric attributes. The voltage, current density and power output obtained from this composite film were highly impressive (~ 90 V, ~ 19 µA/cm2 and ~ 19,400 W/m3 across 1 MΩ load, respectively) making it worthy to use as a clean energy generator. The device was also utilized to charge a 2.2 µF-63 V capacitor up to ~ 40 V with simple finger patting. The results open up the avenue for utilizing this PVDF/Sb2S3 composite film in real life application as a clean energy generator.
Polyvinylidene Difluoride/Sb2S3 Composite Film as a Potential Candidate for Piezoelectric Energy Generation
J. Inst. Eng. India Ser. D
Baral, Apurba (author) / Mukherjee, Nillohit (author)
Journal of The Institution of Engineers (India): Series D ; 105 ; 147-153
2024-04-01
7 pages
Article (Journal)
Electronic Resource
English
Electrospinning of polyvinylidene difluoride-based nanocomposite fibers
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