Rigid Cationic Ligands Enable High-Efficiency NIR-II Photoluminescence in Copper(I) Iodide Hybrid Semiconductors

Key Points

• High-efficiency NIR-II photoluminescence is achieved using cationic ligands, significantly advancing NIR luminescent materials.
• The introduction of rigid cationic ligands improves emission efficiency in the NIR-II region, with implications for various applications.
• Hybrid semiconductor materials exhibit enhanced properties following modification with cationic ligands, leading to better emission outcomes.
• This research highlights the potential of cationic ligands in improving performance, paving the way for advancements in optoelectronic devices.