Related Experiment Video
Updated: Apr 22, 2026
05:26
Synthesis of Single-Crystalline Core-Shell Metal-Organic Frameworks
Published on: February 10, 2023
4.0K
Continuous flow synthesis of MOF/nanocarbon composites
Almond Lau1, Ji Feng1, Stefan H Bossmann2,3
1Department of Mechanical Engineering and Institute for Nano-Engineered Systems, University of Washington, 3900 E Stevens Way NE, Seattle, WA 98195, USA. jfeng003@uw.edu.
Nanoscale
|April 20, 2026
Summary
A novel supercritical CO2 process efficiently synthesizes zirconium-metal-organic framework (Zr-MOF)/graphene nanocomposites. This method yields high-quality materials with enhanced properties for applications like photocatalysis.
Area of Science:
- Materials Science
- Nanotechnology
- Chemical Engineering
Background:
- Zirconium-metal-organic frameworks (Zr-MOFs) offer high surface area and stability.
- Graphene provides unique electrical and mechanical properties.
- Combining Zr-MOFs and graphene can create advanced porous materials.
Purpose of the Study:
- To develop a controlled and cost-effective method for synthesizing Zr-MOF/graphene nanocomposites.
- To investigate the properties of these novel materials.
- To explore their potential applications.
Main Methods:
- A supercritical CO2 (scCO2)-assisted continuous-flow process was employed.
- UiO-66-NH2 layers were deposited onto carboxylic-modified graphene aggregates (CGA).
- The synthesis involved rapid nucleation and growth of Zr-MOF in approximately 1 minute.
Main Results:
- The process yielded 3.5 g/h of MOF/CGA nanocomposites.
- Uniform 10-20 nm thick MOF coatings were achieved on CGA.
- The composites showed intimate MOF-graphene contact, high BET surface areas, and enhanced photothermal responses.
Conclusions:
- The scCO2 continuous-flow method enables efficient synthesis of high-quality Zr-MOF/graphene nanocomposites.
- These materials exhibit improved properties due to synergistic integration.
- The developed nanocomposites show promise for photocatalysis and other advanced applications.
