南京理工大学的研究人员通过简单易操作、低成本的低温化学合成技术制备出了硒化锡—硒化铅相分离块体。作为一种新型的热电材料,该块体具有制备工艺更简单、机械性能更稳定、生产成本低、便于规模化生产应用、热电优值高等优点。热电材料是实现热能和电能相互转换的新型能源材料,对于节能减排、保护环境有重要意义,但其较低的热电效率制约了热电器件的大规模应用。研究人员制备的硒化锡—硒化铅相分离块体实现了 Researchers at Nanjing University of Science and Technology have prepared tin selenide phase separated blocks by simple, low-cost, low-temperature chemical synthesis. As a new type of thermoelectric material, the block has the advantages of simpler preparation process, more stable mechanical properties, lower production cost, convenient large-scale production and application, and high thermoelectricity. Thermoelectric materials are new type of energy materials that can convert heat energy and electric energy. They are important for energy conservation, emission reduction and environmental protection. However, the low thermoelectric efficiency restricts the large-scale application of thermoelectric devices. Researchers prepared tin selenide - lead selenide phase separation blocks to achieve