This document discusses the use of nanomaterials for thermal energy storage (TES). It provides examples of how nanomaterials like nanofluids and nanocomposites can improve TES when used as additives to base storage materials. Applications discussed include using nanomaterials to enhance TES in building construction and heating/cooling, automotive engines, electronics, computers, and solar energy collection. Specific nanomaterials mentioned include metal oxide nanoparticles, nanoceramics, carbon nanotubes, and nanoparticles dispersed in salt solutions. The document aims to demonstrate how integrating nanomaterials can enhance TES technologies across multiple industries.