22–24 Jun 2022
Asia/Bangkok timezone
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Fabrication and Thermoelectric Properties of MWCNTs/Recycled Pulp

S2 Condensed Matter Physics
Not scheduled
2h 30m
Board: P050
Poster Presentation Condensed Matter Physics Poster: S2 Condensed Matter Physics

Speakers

Mr Suthat Ladkham (Division of Physics, Faculty of Science and Technology, Nakhon Ratchasima Rajabhat University)Ms Korapin Pinsuk (Division of Physics, Faculty of Science and Technology, Nakhon Ratchasima Rajabhat University)Dr Wanthana Silpawilawan (Division of Physics, Faculty of Science and Technology, Nakhon Ratchasima Rajabhat University)

Description

To utilize heat sources around us, which provide low-temperature waste heat. Carbon-based or organic materials are capable thermoelectric applications in low temperature range, non-toxic, lightweight, and so on. Multi-wall carbon nanotubes (MWCNTs) show excellent electrical conductivity that leading to good thermoelectric property. Herein, we fabricated thermoelectric paper by using vacuum filtration technique. Both p and n-type thermoelectric paper were formed by recycled pulp and MWCNTs. P-type paper were changed electrical charge to n-type paper by polyetherimide (PEI) treatment. Seebeck coefficients of 24.909 μV/K and -9.276 μV/K obtained respectively for p-type and n-type at 360 K. The thermal conductivity of p-type and n-type were 1.75 W/m.K and 0.75 W/m.K, respectively. Furthermore, this thermoelectric paper be able to establish thermoelectric module without substrate.

Authors

Mr Suthat Ladkham (Division of Physics, Faculty of Science and Technology, Nakhon Ratchasima Rajabhat University) Ms Korapin Pinsuk (Division of Physics, Faculty of Science and Technology, Nakhon Ratchasima Rajabhat University) Mr Dulyawich Palaporn (Department of Physics, Faculty of Science and Institute of Nanomaterials Research and Innovation for Energy (IN-RIE), NANOTEC-KKU RNN on Nanomaterials Research and Innovation for Energy) Prof. Supree Pinitsoontorn (Department of Physics, Faculty of Science and Institute of Nanomaterials Research and Innovation for Energy (IN-RIE), NANOTEC-KKU RNN on Nanomaterials Research and Innovation for Energy)

Co-author

Dr Wanthana Silpawilawan (Division of Physics, Faculty of Science and Technology, Nakhon Ratchasima Rajabhat University)

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