From synthesis to device: comparative study of Bi 2 Te 3 alloys prepared by direct melt and ball milling for printed thermoelectrics

Key Points

• The study aims to compare Bi2Te3 alloys synthesized by direct melt versus ball milling for thermoelectric devices.
• Utilized ball milling and direct melt synthesis methods for Bi2Te3 preparation.
• Developed binder-free printable inks for thermoelectric generator fabrication.
• Conducted comparative analysis of material properties from both synthesis methods.
• Ball milling yielded comparable material properties to melt synthesis.
• Both methods produced inks suitable for scalable thermoelectric generator fabrication.
• Ball milling demonstrated greater energy efficiency in the synthesis process.

Abstract