Acta Physica Sinica, Volume. 69, Issue 14, 147201-1(2020)
Fig. 1. Thermoelectric performance of PEDOT-Tos-PPP films after post-treatment with different concentrations of VC aqueous solution at room temperature (295 K).
Fig. 2. Thermoelectric stability of PEDOT-Tos-PPP film in air after treatment with 20% VC aqueous solution.
Fig. 3. The relationship between (a) conductivity, (b) Seebeck coefficient, and (c) power factor with temperature in untreated and 20% VC aqueous solution in air for 2 d. The inset in Fig. (a) is the relations between ln(
Fig. 4. UV-Vis-NIR spectra of untreated, VC post-treated fresh samples and post-treated samples in air for a period of time.
Fig. 5. XPS of PEDOT-Tos-PPP film prepared by the VPP method, fresh samples after VC post-treatment, and post-treated samples in the air for a period of time: (a) Survey spectrum; (b) S2p spectrum; (c) C1s spectrum; (d) O1s spectrum.
Fig. 6. Raman of untreated PEDOT-Tos-PPP films and films after treatment with different concentrations of VC aqueous solution.
Fig. 7. FESEM of (a) PEDOT-Tos-PPP film prepared by VPP method, (b) fresh sample after VC post-treatment, and (c) post-treated sample in the air for a period of time.
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Jiao Wang, Shao-Hui Liu, Meng Zhou, Hao-Shan Hao.
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Received: Mar. 22, 2020
Accepted: --
Published Online: Dec. 28, 2020
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