Metal-organic Frameworks
Metal-organic Frameworks - Related Videos
05:46
Assembly of Porous Monolithic Materials Using a Pickering Emulsion Strategy Stabilized by Metal–Organic Framework (MOF) Particles
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2026
This study successfully uses MIL-96(Al) Metal-Organic Frameworks particles to stabilize Pickering emulsions, which serve as templates to form mechanically robust, hierarchically porous monolithic materials. This method allows scalable MOF shaping while preserving crystal integrity. Tuning formulation is key to controlling pore size, interconnectivity, permeability, and robustness.
11:27
Synthesis and Characterization of Functionalized Metal-organic Frameworks
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Cited by 9 •
2014
Synthesis, activation, and characterization of intentionally designed metal-organic framework materials is challenging, especially when building blocks are incompatible or unwanted polymorphs are thermodynamically favored over desired forms. We describe how applications of solvent-assisted linker exchange, powder X-ray diffraction in capillaries and activation via supercritical CO2 drying, can address some of these challenges.
12:05
Preparation of Hydrophobic Metal-Organic Frameworks via Plasma Enhanced Chemical Vapor Deposition of Perfluoroalkanes for the Removal of Ammonia
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Cited by 15 •
2013
Herein the procedures for plasma enhanced chemical vapor deposition of perfluoroalkanes on microporous materials such as metal-organic frameworks to enhance their stability and hydrophobicity are described. Furthermore, breakthrough testing of milligram quantities of samples is described in detail.
06:45
Determining Surface Areas and Pore Volumes of Metal-Organic Frameworks
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Cited by 13 •
2024
This article describes the use of nitrogen porosimetry to characterize metal-organic frameworks, using UiO-66 as a representative material.
05:26
Synthesis of Single-Crystalline Core-Shell Metal-Organic Frameworks
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Cited by 2 •
2023
Here, we demonstrate a protocol for the two-step synthesis of single-crystalline core-shells using a non-isostructural metal-organic framework (MOF) pair, HKUST-1 and MOF-5, which have well-matched crystal lattices.
FAQs
The metal nodes and organic linkers do more than hold a crystal together: their coordination bonds establish the framework’s network architecture. Changing either component can alter pore dimensions and the chemical environment inside those pores. This structural control determines which molecules can enter, interact with, or move through the material, linking molecular design to performance.
Pore size influences which molecules can access the framework, while the chemical environment within the pores affects how those molecules interact with the material. Together, these features provide a basis for tuning selectivity and capacity. Chemists can therefore design structures suited to particular separation, storage, sensing, or contaminant-capture goals.
Crystallinity gives the material an ordered network rather than an irregular arrangement of components. That order helps connect the selected metal nodes and organic linkers with defined pore sizes and chemical environments. As a result, researchers can relate molecular-level design choices to structural features that influence how the framework performs in chemical and materials applications.
They select combinations of metal ions or clusters and organic linkers that produce the desired pore sizes, surface areas, and chemical environments. This modular approach allows one framework design to emphasize gas storage, another to support separation, and others to enable catalysis, sensing, or contaminant capture. The design process connects composition and structure with the intended function.
Their ordered pores provide internal space for gases, while adjustable pore dimensions and chemical environments can influence how different gas molecules are accommodated or distinguished. This combination makes MOFs relevant to both storage and separation. Researchers can investigate how changing the metal-based nodes or organic linkers affects the material’s suitability for a selected gas-related task.
MOFs can serve as heterogeneous catalysts, meaning the catalytic material remains a distinct solid phase during a chemical process. Their tunable pore structures and internal chemical environments also support chemical sensing by creating sites whose interactions with target substances can be adjusted. These features connect framework design with selective chemical reactivity or detection.
Adjustable pores, surface areas, and chemical environments allow MOFs to be designed for interactions with contaminants, supporting their capture from relevant environments. This tunability is important for developing selective materials rather than relying on a single fixed structure. Consequently, MOFs are studied in environmental technologies where efficient and targeted contaminant removal is desirable.
The modular design of MOFs supports research beyond conventional storage and separation problems. Their tunable structures are being explored for heterogeneous catalysis, chemical sensing, contaminant capture, and emerging applications in energy and biomedicine. Across these areas, researchers use the ability to vary metals and linkers to pursue selective materials with potentially lower energy demands.