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Related Experiment Video

Updated: Jul 7, 2026

Synthesis and Characterization of Functionalized Metal-organic Frameworks

Synthesis and Characterization of Functionalized Metal-organic Frameworks

Published on: September 5, 2014

Light-induced MOF synthesis enabling composite photothermal materials.

Ofir Shelonchik¹, Nir Lemcoff¹, Ran Shimoni¹

¹Department of Chemistry, Ben-Gurion University of the Negev, Beer-Sheva, 84105, Israel.

Nature Communications

|February 7, 2024

Summary

This study introduces a rapid, light-induced synthesis for metal-organic frameworks (MOFs) using gold nanoparticles. This photothermal method accelerates MOF production and enables new applications through embedded nanoparticles.

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Area of Science:

Materials Science
Nanotechnology
Chemical Synthesis

Background:

Metal-organic frameworks (MOFs) are highly porous materials with large surface areas, attracting significant research interest.
Conventional MOF synthesis often involves time-consuming solvothermal methods at elevated temperatures.

Purpose of the Study:

To develop a rapid, light-induced synthesis for MOFs.
To utilize the photothermal properties of gold nanoparticles for MOF synthesis and activation.
To demonstrate the versatility of the method across different MOFs and wavelengths.

Main Methods:

Harnessing plasmonic photothermal effects of bipyramidal gold nanoparticles (AuBPs).
Employing light irradiation at various wavelengths (520, 660, and 850 nm) for MOF synthesis.
Controlling light exposure to embed AuBPs within the MOF structure or keep them in the supernatant.

Main Results:

Successful rapid synthesis of four distinct MOFs using the photo-induced method.
Demonstration of AuBPs embedded within MOFs (AuBP@UIO-66), retaining plasmonic properties and high surface area.
AuBP@UIO-66 exhibited significant light-induced heating for ultrafast desorption and MOF activation.

Conclusions:

The developed light-induced synthesis offers a faster alternative to conventional MOF production.
Embedded AuBPs enhance MOF functionality, enabling photothermal applications like rapid activation.
This method broadens the scope for MOF synthesis and functionalization.