Wiley | Advanced Materials Follow Bidentate Anchoring Enables Concurrent Grain Orientation and Lattice Strain Mitigation in Wide‐Bandgap Perovskites for High‐Performance All‐Perovskite Tandem Solar Cells https://advanced.onlinelibrary.wiley.com/doi/10.1002/adma.202513281?af=R advanced.onlinelibrary.wiley.com