New Method for Making Flexible Thermoelectric Materials
Author Information
Author(s): Tao Xudong, Zheng Qianfang, Zeng Chongyang, Potter Harry, Zhang Zheng, Ellingford Joshua, Bonilla Ruy S., Bilotti Emiliano, Grant Patrick S., Assender Hazel E.
Primary Institution: Department of Materials, University of Oxford
Hypothesis
Can the Selective Metallization Technique improve the performance of Bi-Sb-Te thermoelectric materials when combined with metal evaporation?
Conclusion
The study successfully demonstrates a new method for producing high-performance flexible thermoelectric materials using a combination of sputtering and evaporation techniques.
Supporting Evidence
- The new method allows for high-throughput production of thermoelectric materials.
- Thermoelectric devices made with this method showed improved performance in wearable applications.
- The combination of sputtering and evaporation techniques effectively mitigated issues with residual oil from the manufacturing process.
Takeaway
Researchers found a way to make better thermoelectric materials that can be used in flexible devices, like wristbands, by combining two different methods of applying materials.
Methodology
The study used a roll-to-roll processing technique to combine sputtering of Bi-Sb-Te with evaporation of Cu or Ag to create thermoelectric layers.
Limitations
The study's findings are limited by the specific conditions of the roll-to-roll processing and the thickness of the films produced.
Digital Object Identifier (DOI)
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