Abstract
Dissolved O2 and CO2 in aqueous electrolytes lead to the formation of oxides and carbonates on the electrode surface. The formation of the SEI layer on the BbSe3 anode was investigated by cyclic voltammetry and EIS methods. The SEI layer on the surface of the Bi2 Se3 anode, in addition to soluble carbonates and oxides, also includes water-insoluble (BiO)2 CO3. The composition and concentration of the electrolyte affect the electrochemical characteristics of the formed SEI layer. During cycling the resistance and capacitance of the SEI layer gradually decreased for both LiNO3 and NaNO3 which showed the instability in the SEI layer and the dissolving of soluble components.
| Original language | English |
|---|---|
| Title of host publication | International Workshop on Impedance Spectroscopy, IWIS 2022 |
| Subtitle of host publication | Proceedings |
| Publisher | Institute of Electrical and Electronics Engineers Inc. |
| Pages | 85-87 |
| Number of pages | 3 |
| ISBN (Electronic) | 979-835031039-9 |
| DOIs | |
| Publication status | Published - 2022 |
| Externally published | Yes |
| Event | 15th International Workshop on Impedance Spectroscopy (IWIS 2022) - Chemnitz, Germany Duration: 27 Sept 2022 → 30 Sept 2022 Conference number: 15 https://www.tu-chemnitz.de/etit/messtech/iwis/ |
Publication series
| Name | Proceedings of International Workshop on Impedance Spectroscopy |
|---|
Workshop
| Workshop | 15th International Workshop on Impedance Spectroscopy (IWIS 2022) |
|---|---|
| Abbreviated title | IWIS 2022 |
| Country/Territory | Germany |
| City | Chemnitz |
| Period | 27/09/22 → 30/09/22 |
| Internet address |
UN SDGs
This output contributes to the following UN Sustainable Development Goals (SDGs)
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SDG 7 Affordable and Clean Energy
Keywords*
- aqueous lithium-ion batteries
- aqueous sodium-ion batteries
- bismuth selenide
- solid electrolyte interface
- thin films
Field of Science*
- 1.4 Chemical sciences
- 1.3 Physical sciences
Publication Type*
- 3.1. Articles or chapters in proceedings/scientific books indexed in Web of Science and/or Scopus database
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