نتایج جستجو برای: mofs

تعداد نتایج: 2266  

Journal: :Accounts of chemical research 2010
Omar K Farha Joseph T Hupp

The emergence of metal-organic frameworks (MOFs) as functional ultrahigh surface area materials is one of the most exciting recent developments in solid-state chemistry. Now constituting thousands of distinct examples, MOFs are an intriguing class of hybrid materials that exist as infinite crystalline lattices with inorganic vertices and molecular-scale organic connectors. Useful properties suc...

Journal: :Angewandte Chemie 2007
Sang Soo Han Wei-Qiao Deng William A Goddard

Hydrogen fuel is considered as a most promising alternative energy source for vehicles and portable electronics. For this technology to be practical for automobiles, the U.S. Department of Energy has established a design target of 6.0 wt% reversible hydrogen storage by 2010, but current materials fall far short of this goal. Consequently, many studies are devoted to metal hydride and carbon-bas...

Journal: :Inorganic chemistry 2011
Pradip Pachfule Raja Das Pankaj Poddar Rahul Banerjee

Four new partially fluorinated metal organic frameworks (HF-MOFs) have been synthesized under different solvothermal conditions (H(2)O or dimethylformamide (DMF)) from transition metal cations [Co(2+) and Mn(2+)], 3-methyl pyridine (3-mepy) and 4,4'-(hexafluoroisopropylidene) bis(benzoic acid) (C(17)H(10)F(6)O(4), H(2)hfbba), to determine the influence of reaction conditions on the formation of...

2016
Rong Liu Tian Yu Zheng Shi Zhiyong Wang

The development of a safe and targetable drug carrier is a major challenge. An efficient delivery system should protect cargo from degradation and cleanup, and control of drug release in the target site. Metal-organic frameworks (MOFs), consisting of metal ions and a variety of organic ligands, have been applied for drug delivery due to their distinct structure. In this review, we summarized th...

Journal: :Proceedings of the National Academy of Sciences of the United States of America 2008
David Britt David Tranchemontagne Omar M Yaghi

Benchmarks have been established for the performance of six metal-organic frameworks (MOFs) and isoreticular MOFs (IRMOFs, which have the same underlying topology as MOF-5), MOF-5, IRMOF-3, MOF-74, MOF-177, MOF-199, and IRMOF-62, as selective adsorbents for eight harmful gases: sulfur dioxide, ammonia, chlorine, tetrahydrothiophene, benzene, dichloromethane, ethylene oxide, and carbon monoxide....

2016
Sophie E. Miller Michelle H. Teplensky Peyman Z. Moghadam David Fairen-Jimenez

Metal-organic frameworks (MOFs), formed by the self-assembly of metal centres or clusters and organic linkers, possess many key structural and chemical features that have enabled them to be used in sensing platforms for a variety of environmentally, chemically and biomedically relevant compounds. In particular, their high porosity, large surface area, tuneable chemical composition, high degree ...

2017
Michael G. Campbell Mircea Dinca

In the past decade, advances in electrically conductive metal-organic frameworks (MOFs) and MOF-based electronic devices have created new opportunities for the development of next-generation sensors. Here we review this rapidly-growing field, with a focus on the different types of device configurations that have allowed for the use of MOFs as active components of electronic sensor devices.

Journal: :Chemical communications 2015
Monica C So M Hassan Beyzavi Rohan Sawhney Osama Shekhah Mohamed Eddaoudi Salih S Al-Juaid Joseph T Hupp Omar K Farha

Herein, we demonstrate the robustness of layer-by-layer (LbL)-assembled, pillared-paddlewheel-type MOF films toward conversion to new or modified MOFs via solvent-assisted linker exchange (SALE) and post-assembly linker metalation. Further, we show that LbL synthesis can afford MOFs that have proven inaccessible through other de novo strategies.

Journal: :Chemical communications 2013
Gonghua Wang Zhanping Xu Ziguang Chen Wei Niu You Zhou Jiantao Guo Li Tan

Metal-organic frameworks (MOFs) are entities with a repertoire of dynamic functions. With a simple touch of salts, smooth crystals of MOFs can be turned into hairy ones, dramatically enhancing chemisorption of large molecules, i.e., by 120 times. When this process is followed by another round of etching, sequential binding of different proteins is possible.

Journal: :Nature Materials 2012

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