Wiley | Advanced Materials Follow Sn4+‐Mediated Trap Engineering in Cr3+‐Activated Titanate Nanophosphors Enables Self‐Sustained Multimodal Imaging and Combinatorial Oncotherapy https://advanced.onlinelibrary.wiley.com/doi/10.1002/adma.202509657?af=R advanced.onlinelibrary.wiley.com
