<trans-title xml:lang="en">Inkjet Printing Preparation of AgCuTe Thermoelectric Thin Films</trans-title>

Botao ZHANG; Tingting SUN; Lianjun WANG; Wan JIANG

doi:10.15541/jim20240156

Journal of Inorganic Materials, Volume. 39, Issue 12, 1325(2024)

Inkjet Printing Preparation of AgCuTe Thermoelectric Thin Films

Botao ZHANG¹, Tingting SUN^3、*, Lianjun WANG^1、*, and Wan JIANG^1,2

¹1. State Key Laboratory for Modification of Chemical Fibers and Polymer Materials, College of Materials Science and Engineering, Donghua University, Shanghai 201620, China

²2. Institute of Functional Materials, Donghua University, Shanghai 201620, China

³3. College of Biological Science and Medical Engineering, Donghua University, Shanghai 201620, China

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Figures & Tables(9)

1. XRD pattern of AgCuTe powders

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2. (a, b) SEM images of AgCuTe powders and (c-e) elemental mappings of AgCuTe nanowire

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3. (a) Dispersibility and stability of AgCuTe powders in deionized water and ethanol, and (b) TEM image of AgCuTe nanowire

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4. Droplet morphologies from nozzles 1-16

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5. Micrographs of films printed at different droplet spacings

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6. XRD patterns of films sintered at different temperatures

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7. Surface SEM images of films sintered at (a) 300, (b) 350 and (c) 400 ℃, and (d) cross-sectional SEM image of film sintered at 400 ℃

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Table 1. Thermoelectric properties of films sintered at different temperatures
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Table 1. Thermoelectric properties of films sintered at different temperatures
Sintering temperature/℃ σ/(S·cm^-1) S/(μV·K^-1) PF/(μW·m^-1·K^-2)
300 80 108 93
350 168 126 266
400 227 138 432

Table 2. Performance of inkjet printed p-type thermoelectric materials in this work and reported literatures
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Table 2. Performance of inkjet printed p-type thermoelectric materials in this work and reported literatures
Material σ/(S·cm^-1) S/(μV·K^-1) PF/(μW·m^-1·K^-2) Ref.
PEDOT 267 21.5 12.3 [17]
PEDOT 300 10 3 [18]
Graphene 41 12 18.7 [19]
Bi_0.5Sb_1.5Te₃ 135 21 61 [23]
Bi_0.5Sb_1.5Te₃ 338 67.3 153 [25]
AgCuTe 227 138 432 This work

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Botao ZHANG, Tingting SUN, Lianjun WANG, Wan JIANG. Inkjet Printing Preparation of AgCuTe Thermoelectric Thin Films[J]. Journal of Inorganic Materials, 2024, 39(12): 1325

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