نتایج جستجو برای: metal organic frameworks

تعداد نتایج: 416728  

Journal: :Angewandte Chemie International Edition 2015

Journal: :Nature chemistry 2010
Omar K Farha A Özgür Yazaydın Ibrahim Eryazici Christos D Malliakas Brad G Hauser Mercouri G Kanatzidis SonBinh T Nguyen Randall Q Snurr Joseph T Hupp

Metal-organic frameworks--a class of porous hybrid materials built from metal ions and organic bridges--have recently shown great promise for a wide variety of applications. The large choice of building blocks means that the structures and pore characteristics of the metal-organic frameworks can be tuned relatively easily. However, despite much research, it remains challenging to prepare framew...

Journal: :journal of nanostructures 2012
a. abbasi s. tarighi

this  article  provides  an  overview  on  preparation,  design,  crystal structure  and  properties  of  some  metal-organic  frameworks  of carboxylate coordination polymers mixed with pyridine-functionality linkers  prepared  in  our  laboratory.  the  article  covers  coordination polymers  in  two-  and  three-dimensional  supramolecular architectures. the reported coordination polymers ex...

Journal: :Dalton transactions 2015
Meike A Gotthardt Sylvain Grosjean Tobias S Brunner Johannes Kotzel Andreas M Gänzler Silke Wolf Stefan Bräse Wolfgang Kleist

Functionalized 4,4'-biphenyldicarboxylic acid molecules with additional amine, alkyne, azide or nitro groups were prepared and applied in the synthesis of novel metal-organic frameworks and mixed-linker metal-organic frameworks isoreticular to DUT-5. The properties of the frameworks could be tuned by varying the number of functional groups in the materials and the amine groups were employed in ...

Journal: :Dalton transactions 2017
Krzysztof Cendrowski Anna Zenderowska Agata Bieganska Ewa Mijowska

In this contribution, we present the synthesis and carbonization mechanism of metal-organic frameworks (MOFs) based on cobalt and terephthalic acid, with detailed attention to the carbonization mechanism of cobalt-based organic frameworks. The evolution of the unique morphology of carbonized cobalt organic frameworks induced by temperature allows the synthesis of a hybrid of multi-layered carbo...

Journal: :nanomedicine journal 0
abbas pardakhty pharmaceutics research center, institute of neuropharmacology, kerman university of medical sciences, kerman, iranسازمان اصلی تایید شده: دانشگاه علوم پزشکی کرمان (kerman university of medical sciences) mehdi ranjbar department of chemistry, kerman branch, islamic azad university, kerman, iranسازمان اصلی تایید شده: دانشگاه آزاد اسلامی علوم و تحقیقات (islamic azad university science and research branch)

objective(s): according to the unique properties of magnetic nanoparticles, nickel metal-organic frameworks (mof) was synthesized successfully by ultrasound irradiation. metal-organic frameworks (mofs) are organic–inorganic hybrid extended networks that are constructed via covalent linkages between metal ions/metal clusters and organic ligands called a linker. materials and methods: the nanopar...

2015
Christopher H. Hendon Aron Walsh

A common feature of multi-functional metal-organic frameworks is a metal dimer in the form of a paddlewheel, as found in the structure of Cu3(btc)2 (HKUST-1). The HKUST-1 framework demonstrates exceptional gas storage, sensing and separation, catalytic activity and, in recent studies, unprecedented ionic and electrical conductivity. These results are a promising step towards the real-world appl...

Journal: :Chemical Society reviews 2009
David J Tranchemontagne José L Mendoza-Cortés Michael O'Keeffe Omar M Yaghi

This critical review presents a comprehensive study of transition-metal carboxylate clusters which may serve as secondary building units (SBUs) towards construction and synthesis of metal-organic frameworks (MOFs). We describe the geometries of 131 SBUs, their connectivity and composition. This contribution presents a comprehensive list of the wide variety of transition-metal carboxylate cluste...

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