Description
PEI-NaYF₄: Yb/Tm Upconversion Nanomaterials
Material Information:
Chemical Composition: PEI-NaYF₄: 20% Yb/0.2% Tm
Crystal Structure: Hexagonal phase
Morphology: Spherical Shape
Average Particle Size: 25 nm
Optical Properties:
Emission Characteristics: Blue Upconversion Emission
Excitation at 980 nm:
Primary Emission Peaks: 450 nm, 475 nm (Blue)
Secondary Emission Peak: 654 nm (Red)
Surface & Dispersibility:
Solubility: Water-Soluble
Surface Functionalization: Polyethyleneimine (PEI) Coating with Amine (-NH₂) Groups
Appearance:
Solid Form: White Powder
Solvent Options: Water, Ethanol
Key Features & Advantages:
High-Efficiency Blue Upconversion Emission:
Suitable for fluorescent imaging, bio-labeling, and optical applications
PEI Functionalization with Amine Groups (-NH₂):
Enhances water dispersibility and biocompatibility
Facilitates surface modifications and conjugation with biomolecules
Small Particle Size (~25 nm):
Ideal for cellular uptake, nanomedicine, and targeted imaging
Stable Hexagonal-Phase NaYF₄ Host Material:
Minimizes photobleaching and ensures long-term fluorescence stability
Applications:
Bioimaging & Fluorescent Labeling:
NIR-triggered fluorescence for deep-tissue imaging
Enables real-time tracking in live-cell imaging
Biosensing & Drug Delivery:
Amine-functionalized PEI coating allows easy functionalization with antibodies, peptides, or DNA
Optical & Photonic Applications:
Efficient blue emission for upconversion-based optoelectronic devices
Security Marking & Anti-Counterfeiting:
Unique upconversion luminescence for authentication and tracking
Nanomedicine & Theranostics:
Functionalized nanoparticles for targeted drug delivery and diagnostics
Additional information
| CAS Number | N/A |
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