Lanthanide-Anchored Hydrogen-Bonded Organic Frameworks for Luminescent Sensing

Area of Science:

• Materials Science
• Chemistry
• Nanotechnology

Background:

• Hydrogen-bonded organic frameworks (HOFs) are tunable, porous crystalline materials suitable for sensing.
• Lanthanide ions (Ln³⁺) possess unique photophysical properties beneficial for luminescence.

Purpose of the Study:

• To review advances in constructing lanthanide-anchored HOFs (Ln@HOFs).
• To summarize applications of Ln@HOFs in sensing diverse analytes.
• To identify challenges and future directions for Ln@HOF development.

Main Methods:

• Systematic review of recent literature on Ln@HOF synthesis and applications.
• Analysis of synergistic properties combining HOFs and Ln³⁺ ions.
• Discussion of sensing mechanisms and performance metrics.

Main Results:

• Ln@HOFs exhibit enhanced sensitivity and selectivity in luminescent sensing.
• Applications span environmental pollutants, biomarkers, antibiotics, and more.
• Key properties include structural tunability, porosity, and Ln³⁺-specific emissions.

Conclusions:

• Ln@HOFs show significant promise for high-performance sensing.
• Challenges include material stability, interference resistance, and scalable synthesis.
• Future research should prioritize multifunctional integration and sustainable design for transformative technologies.