Recent progress of two-dimensional heterostructures for thermoelectric applications

Area of Science:

• Materials Science
• Condensed Matter Physics
• Nanotechnology

Background:

• Two-dimensional (2D) material heterostructures exhibit unique physical and chemical properties, driving research in advanced materials.
• Thermoelectric energy conversion offers a sustainable solution to the energy crisis and environmental pollution.
• Understanding thermoelectric transport in 2D heterostructures is vital for next-generation micro-nano energy devices.

Purpose of the Study:

• To review recent advancements in 2D heterostructures for thermoelectric applications.
• To systematically introduce theoretical and experimental methods for characterizing thermoelectric properties.
• To discuss challenges and future prospects for enhancing thermoelectric performance.

Main Methods:

• Systematic review of theoretical simulations.
• Summary of experimental measurement techniques.
• Analysis of diverse 2D materials and heterostructure types (in-plane, van der Waals).

Main Results:

• Overview of thermoelectric properties in various 2D heterostructures.
• Discussion of thermoelectric applications and performance tuning strategies.
• Identification of key factors influencing thermoelectric efficiency.

Conclusions:

• Significant progress has been made in 2D heterostructures for thermoelectrics.
• Further research is needed to overcome challenges in improving thermoelectric performance.
• Future prospects involve optimizing material design and fabrication for enhanced energy harvesting.