Enhanced thermoelectric performance of UV-curable silver (I) selenide-based composite for energy harvesting

Abstract Thermoelectric (TE) composites, with photocured resin as the matrix and Ag2Se (AS) as the filler, are synthesized by a digital-light-processing (DLP) based 3D printer. The mixture of diurethane dimethacrylate (DUDMA) and isobornyl acrylate (IBOA) is used as a UV-curable resin because of the...

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Autores principales: Dabin Park, Seonmin Lee, Jooheon Kim
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Lenguaje:EN
Publicado: Nature Portfolio 2021
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Acceso en línea:https://doaj.org/article/515f9c91e971496da89babf01e0fb228
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spelling oai:doaj.org-article:515f9c91e971496da89babf01e0fb2282021-12-02T16:45:41ZEnhanced thermoelectric performance of UV-curable silver (I) selenide-based composite for energy harvesting10.1038/s41598-021-96267-x2045-2322https://doaj.org/article/515f9c91e971496da89babf01e0fb2282021-08-01T00:00:00Zhttps://doi.org/10.1038/s41598-021-96267-xhttps://doaj.org/toc/2045-2322Abstract Thermoelectric (TE) composites, with photocured resin as the matrix and Ag2Se (AS) as the filler, are synthesized by a digital-light-processing (DLP) based 3D printer. The mixture of diurethane dimethacrylate (DUDMA) and isobornyl acrylate (IBOA) is used as a UV-curable resin because of their low viscosity and high miscibility. Scanning electron microscopy (FE-SEM) images confirm that the filler retains its shape and remains after the UV-curing process. After completing curing, the mechanical and thermoelectric properties of the composite with different AS contents were measured. The addition of the AS filler increases the thermoelectric properties of the cured resin. When the AS contents increase by 30 wt.%, the maximum power factor was obtained (~ 51.5 μW/m·K2 at room temperature). Additionally, due to the phonon scattering effect between the interfaces, the thermal conductivity of composite is lower than that of pristine photoresin. The maximum thermoelectric figure of merit (ZT) is ~ 0.12, which is achieved with 30 wt.% of AS at 300 K with the enhanced power factor and reduced thermal conductivity. This study presents a novel manufacturing method for a thermoelectric composite using 3D printing.Dabin ParkSeonmin LeeJooheon KimNature PortfolioarticleMedicineRScienceQENScientific Reports, Vol 11, Iss 1, Pp 1-8 (2021)
institution DOAJ
collection DOAJ
language EN
topic Medicine
R
Science
Q
spellingShingle Medicine
R
Science
Q
Dabin Park
Seonmin Lee
Jooheon Kim
Enhanced thermoelectric performance of UV-curable silver (I) selenide-based composite for energy harvesting
description Abstract Thermoelectric (TE) composites, with photocured resin as the matrix and Ag2Se (AS) as the filler, are synthesized by a digital-light-processing (DLP) based 3D printer. The mixture of diurethane dimethacrylate (DUDMA) and isobornyl acrylate (IBOA) is used as a UV-curable resin because of their low viscosity and high miscibility. Scanning electron microscopy (FE-SEM) images confirm that the filler retains its shape and remains after the UV-curing process. After completing curing, the mechanical and thermoelectric properties of the composite with different AS contents were measured. The addition of the AS filler increases the thermoelectric properties of the cured resin. When the AS contents increase by 30 wt.%, the maximum power factor was obtained (~ 51.5 μW/m·K2 at room temperature). Additionally, due to the phonon scattering effect between the interfaces, the thermal conductivity of composite is lower than that of pristine photoresin. The maximum thermoelectric figure of merit (ZT) is ~ 0.12, which is achieved with 30 wt.% of AS at 300 K with the enhanced power factor and reduced thermal conductivity. This study presents a novel manufacturing method for a thermoelectric composite using 3D printing.
format article
author Dabin Park
Seonmin Lee
Jooheon Kim
author_facet Dabin Park
Seonmin Lee
Jooheon Kim
author_sort Dabin Park
title Enhanced thermoelectric performance of UV-curable silver (I) selenide-based composite for energy harvesting
title_short Enhanced thermoelectric performance of UV-curable silver (I) selenide-based composite for energy harvesting
title_full Enhanced thermoelectric performance of UV-curable silver (I) selenide-based composite for energy harvesting
title_fullStr Enhanced thermoelectric performance of UV-curable silver (I) selenide-based composite for energy harvesting
title_full_unstemmed Enhanced thermoelectric performance of UV-curable silver (I) selenide-based composite for energy harvesting
title_sort enhanced thermoelectric performance of uv-curable silver (i) selenide-based composite for energy harvesting
publisher Nature Portfolio
publishDate 2021
url https://doaj.org/article/515f9c91e971496da89babf01e0fb228
work_keys_str_mv AT dabinpark enhancedthermoelectricperformanceofuvcurablesilveriselenidebasedcompositeforenergyharvesting
AT seonminlee enhancedthermoelectricperformanceofuvcurablesilveriselenidebasedcompositeforenergyharvesting
AT jooheonkim enhancedthermoelectricperformanceofuvcurablesilveriselenidebasedcompositeforenergyharvesting
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