Nanotechnology Coherent 2D–3D van der Waals perovskite epitaxial heterostructuresEditor-In-ChiefJune 23, 2026 Azmi, R. et al. Double-side 2D/3D heterojunctions for inverted perovskite solar cells. Nature 628, 93–98 (2024).Article CAS PubMed Google Scholar …