TMSI–TOP: a dual-function precursor for anion exchange and surface passivation via phosphonium iodide formation in CsPb(Br/I) 3 perovskite nanocrystals
- 20 January 2026
- journal article
- research article
- Published by Royal Society of Chemistry (RSC) in Materials Horizons
- Vol. 13 (6) , 2978-2988
Abstract
A novel TMSI–TOP precursor enables stable red CsPb(Br/I) 3 PeNCs, where phosphonium iodide forms and TMSOH aids defect passivation, yielding LEDs with 21.69% EQE at 669 nm and verified reliability.Keywords
Funding Information
- National Research Foundation of Korea (2020M3H4A3081790)
- Korea Research Institute of Chemical Technology (KS2622-20)
This publication has 52 references indexed in Scilit:
- Dual Vapor‐Phase Treatment Driven Subsurface Reorganization for 3D Passivation Networks toward Ultralow Interfacial Energy Loss in Perovskite PhotovoltaicsAdvanced Energy Materials, 2025
- Flexible Mechanical Response Device With Optical Logic Emission Enabled by Synergistic Crystallization Engineering of Ester Polymer and PerovskiteAdvanced Science, 2025
- Review on Anion Exchange of Lead‐Halide Perovskite Nanocrystals: Process, Methods, and ApplicationsAdvanced Engineering Materials, 2025
- Enhanced Performance of Sn‐Based Perovskite Photodetectors Through Double‐Sided Passivation for Near‐Infrared ApplicationsSmall, 2024
- Iodotrimethylsilane as a Reactive Ligand for Surface Etching and Passivation of Perovskite Nanocrystals toward Efficient Pure‐red to Deep‐red LEDsAngewandte Chemie International Edition, 2023
- A Multifunctional “Halide‐Equivalent” Anion Enabling Efficient CsPb(Br/I)3 Nanocrystals Pure‐Red Light‐Emitting Diodes with External Quantum Efficiency Exceeding 23%Advanced Materials, 2022
- Red Perovskite Light‐Emitting Diodes: Recent Advances and PerspectivesLaser & Photonics Reviews, 2022
- All‐Inorganic Quantum‐Dot LEDs Based on a Phase‐Stabilized α‐CsPbI3 PerovskiteAngewandte Chemie International Edition, 2021
- Solution‐Processed Low Threshold Vertical Cavity Surface Emitting Lasers from All‐Inorganic Perovskite NanocrystalsAdvanced Functional Materials, 2017
- Surface modifications during Y zeolite dealuminationSurface and Interface Analysis, 1990