Cross-sectional schematic of the core-shell structure illustrating multilayer CoPc crystals on KB (left) and the corresponding high-resolution TEM image (right). Credit: Applied Catalysis B: Environment and Energy (2026). DOI: 10.1016/j.apcatb.2025.125852 Researchers at the Advanced Institute for Materials Research (WPI-AIMR), Tohoku University, have introduced a new approach for electrochemical carbon dioxide (CO₂) reduction. By designing multilayer cobal