Science Tokyo Researchers Develop Sandwich Structure Crystal for Waste Heat Recovery

By Christopher McFadden · Interesting Engineering · 2026-07-19

According to reporting by Interesting Engineering, Japanese scientists have engineered a solid material that mimics the electrical efficiency of ultrathin films while remaining structurally practical. By embedding layers of iron selenide within a thallium-based crystal, the team

According to reporting by Interesting Engineering, Japanese scientists have engineered a solid material that mimics the electrical efficiency of ultrathin films while remaining structurally practical. By embedding layers of iron selenide within a thallium-based crystal, the team