نتایج جستجو برای: metal organic framework mof

تعداد نتایج: 833999  

Journal: :Chemical communications 2015
Chung-Wei Kung Ting-Hsiang Chang Li-Yao Chou Joseph T Hupp Omar K Farha Kuo-Chuan Ho

Uniform thin films of a metal-organic framework, which is constructed from free-base porphyrin linkers and hexa-zirconium nodes (MOF-525), are solvothermally grown on conducting substrates. Subsequently, solvothermal post metalations are employed to prepare the Zn-MOF-525 and Co-MOF-525 thin films. All the thin films are electroactive in aqueous media.

Journal: :Angewandte Chemie 2017
Yang An Yuanyuan Liu Pengfei An Juncai Dong Benyan Xu Ying Dai Xiaoyan Qin Xiaoyang Zhang Myung-Hwan Whangbo Baibiao Huang

The aluminum-based metal-organic framework (MOF) made from 2-aminoterephthalate is a photocatalyst for oxygen evolution. This MOF can be modified by incorporating Ni2+ cations into the pores through coordination to the amino groups, and the resulting MOF is an efficient photocatalyst for overall water splitting.

Journal: :Chemical communications 2012
Shaozhou Li Guang Lu Xiao Huang Hai Li Yinghui Sun Hua Zhang Xiaodong Chen Fengwei Huo

In order to fabricate metal-organic framework (MOF) based devices, it is desirable to precisely position high-quality and mono-sized MOF crystals on supports. In this work, we demonstrate a facile solution procedure for the fabrication of oriented and monodispersed single-crystal MOF pattern. We expect that such capability will expand the scope of applications of MOFs to advanced fields.

2017
Sei Kwang Hahn Woosung Kwon

In article number 1700261, the Wu group presents poly(3,4-ethylenedioxythiophene) nanotubes (PEDOT NTs) conformally coated with porphyrin-based metal–organic framework nanocrystals (MOF-525), where MOF-525 serve as an electrocatalytic surface and PEDOT NTs act as a charge collector to rapidly transport the electron from MOF nanocrystals. The innovative composites establish a new generation of p...

Journal: :international journal of environmental research 0
m. anbia iran university of science and technology, tehran, iran h. pazoki iran university of science and technology, tehran, iran

zinc (ⅱ) tricarboxylate (zn-btc) with metal-organic framework (mof) has been synthesized for the first time under solvothermal conditions and has been tested as an adsorbent for methane and carbon dioxide at standard temperature and pressure. the adsorbent was characterized by means of x-ray diffraction(xrd), brunauer-emmet-teller (bet), fourier transform infrared (ft-ir) and scanning electron ...

Journal: :Chemical communications 2008
Tendai Gadzikwa Guang Lu Charlotte L Stern Scott R Wilson Joseph T Hupp Sonbinh T Nguyen

A Zn-cornered, mixed-ligand, metal-organic framework (MOF) bearing TMS-protected acetylenes has been constructed and its surface decorated with organic molecules via'click chemistry', in a demonstration of selective post-synthesis functionalization.

2016
Kuntal Manna Pengfei Ji Zekai Lin Francis X. Greene Ania Urban Nathan C. Thacker Wenbin Lin

Earth-abundant metal catalysts are critically needed for sustainable chemical synthesis. Here we report a simple, cheap and effective strategy of producing novel earth-abundant metal catalysts at metal-organic framework (MOF) nodes for broad-scope organic transformations. The straightforward metalation of MOF secondary building units (SBUs) with cobalt and iron salts affords highly active and r...

2015
Alankriti Bajpai Arindam Mukhopadhyay Manchugondanahalli Shivakumar Krishna Savitha Govardhan Jarugu Narasimha Moorthy

An Mn metal-organic framework (Mn-MOF), Mn-L, based on a pyrene-tetraacid linker (H4 L), displays a respectable fluorescence quantum yield of 8.3% in spite of the presence of the paramagnetic metal ions, due presumably to fixation of the metal ions in geometries that do not allow complete energy/charge-transfer quenching. Remarkably, the porous Mn-L MOF with ∼25% solvent-accessible volume exhib...

Journal: :Chemical communications 2010
Zhao Jin Huan-Yu Zhao Xiao-Jun Zhao Qian-Rong Fang Jeffrey R Long Guang-Shan Zhu

A novel 3D metal-organic framework (MOF) with 2D rhombic channels was synthesized for selective adsorption of p-xylene from xylene isomers by acting as a molecular sieve.

2017
Thomas P Vaid Steven P Kelley Robin D Rogers

Traditional synthesis of metal-organic frameworks (MOFs) involves the reaction of a metal-containing precursor with an organic linker in an organic solvent at an elevated temperature, in what is termed a 'solvothermal' reaction. More recently, many examples have been reported of MOF synthesis in ionic liquids (ILs), rather than an organic solvent, in 'ionothermal' reactions. The high concentrat...

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