Description
FAPbCl₂Br₁ Quantum Dot Solution (Formamidinium Lead Chloride-Bromide Perovskite Quantum Dots)
Basic Information
CAS Number: N/A
Chemical Formula: CH₄N₂HPbCl₂Br₁
Molecular Weight: 403.07 g/mol
Purity: 99%
Appearance: Colloidal solution
Fluorescence Color: Blue
Emission Peak: 438 nm
Full-Width at Half-Maximum (FWHM): 22 nm
Material Properties
Mixed Halide Perovskite Quantum Dots: FAPbCl₂Br₁ QDs incorporate chloride (Cl⁻) and bromide (Br⁻) to achieve precise bandgap tuning, resulting in blue emission.
Narrow Emission Spectrum: The FWHM of 22 nm ensures high color purity, making it ideal for high-quality display applications.
High Photoluminescence Quantum Yield (PLQY): Exhibits strong and efficient blue luminescence, crucial for PeLEDs and display technologies.
Enhanced Stability: FA-based perovskite QDs provide better thermal and environmental stability compared to MA-based perovskites.
Solution-Processed Nanomaterials: Easily dispersible in polar solvents, enabling scalable thin-film deposition for device fabrication.
Applications
Quantum Dot Light-Emitting Diodes (QLEDs):
Strong blue photoluminescence makes FAPbCl₂Br₁ QDs ideal for blue PeLEDs, widely used in high-resolution displays and solid-state lighting.
Photodetectors & Optical Sensors:
Sensitive to blue light, making it suitable for fast-response photodetection applications.
Quantum Dot Solar Cells (QDSCs):
Can be used as a light-absorbing material in perovskite-based quantum dot photovoltaics.
Fluorescent Imaging & Bioimaging:
Potential for biomedical fluorescence imaging due to its stable blue emission.
Quantum Optics & Nonlinear Photonics:
Suitable for applications in nanophotonics, quantum optics, and nonlinear optical devices.