Abstract
In this work, we designed and fabricated a thermoelement using nano-graphene composite, and its thermoelectric property was enhanced with higher ZT factor. A graphene composite material monolith was synthesized using solid state fabrication techniques and this was characterized for various thermophysical properties. A maximum ZT factor of 4.3 was achieved with 40 wt% graphene-PVA (polyvinyl alcohol) nanocomposite, which is higher than conventional vapor compression thermoelements. This would pave the way for more efficient Peltier devices and thermoelectric refrigerators.
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The authors would like to acknowledge the management of Ramaiah Institute of Technology and GITAM University for their encouragement and support.
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Subramanian, K.R.V., Raghuvamsi Krishna, B.V., Rohith, G.S., George, R., Nageswara Rao, T. (2022). Construction and Characterization of Graphene-Polyvinyl Alcohol Nanocomposite as Thermoelement With High ZT Factor. In: Bindhu, V., R. S. Tavares, J.M., Ţălu, Ş. (eds) Proceedings of Fourth International Conference on Inventive Material Science Applications. Advances in Sustainability Science and Technology. Springer, Singapore. https://doi.org/10.1007/978-981-16-4321-7_53
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DOI: https://doi.org/10.1007/978-981-16-4321-7_53
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