نتایج جستجو برای: چارچوب فلز آلی mof

تعداد نتایج: 41750  

Journal: :Angewandte Chemie 2014
Benjamin K Keitz Chung Jui Yu Jeffrey R Long Rob Ameloot

A photobase generator was used to induce metal-organic framework (MOF) nucleation upon UV irradiation. This method was further developed into a simple, one-step method for depositing patterned MOF films. Furthermore, the ability of our method to coat a single substrate with MOF films having different chemical compositions is illustrated. The method is an important step towards integrating MOF d...

Journal: :Chemical communications 2015
Megumi Mukoyoshi Hirokazu Kobayashi Kohei Kusada Mikihiro Hayashi Teppei Yamada Mitsuhiko Maesato Jared M Taylor Yoshiki Kubota Kenichi Kato Masaki Takata Tomokazu Yamamoto Syo Matsumura Hiroshi Kitagawa

We demonstrate a novel, simple synthetic method for metal (Ni) NPs in a MOF using the partial thermal decomposition of nickel(II) 2,5-dihydroxyterephthalate (Ni-MOF-74). The Ni NPs inside the Ni-MOF-74 are several nanometers in size, and the size can be precisely controlled by the heating conditions.

Journal: :Archives of surgery 2006
Fabrice Menegaux Christophe Trésallet Edouard Kieffer Liliane Bodin Dominique Thabut Jean-Jacques Rouby

HYPOTHESIS Under standard conditions following aortic reconstruction, nonocclusive ischemic colitis (IC) type 1 (mucosal ischemia) and type 2 (mucosal and muscularis ischemia) can be managed nonoperatively, whereas type 3 (transmural ischemia) requires emergency surgery. Our objective was to standardize the surgical approach for IC complicating aortic reconstruction. DESIGN Retrospective coho...

F. Farzaneh L. Hamidipour

Manganese metal-organic framework (Mn-MOF) containing Mn2+ ions, benzenetricarboxylic acid (BTC) and N,N-dimethylformamid (DMF) was prepared and used as catalyst for oxidation of alkenes such as 1,1-diphenylethylene, trans-stilbene, cyclohexene, norbornene, styrene and cyclooctene to epoxides with 33-92% conversion and 75-100% selectivity and oxidation of alkanes such as fluorene, adamantane, e...

Journal: :Nanotechnology 2017
Xinyuan Chong Ki-Joong Kim Yujing Zhang Erwen Li Paul R Ohodnicki Chih-Hung Chang Alan X Wang

In this letter, we present a nanophotonic device consisting of plasmonic nanopatch array (NPA) with integrated metal-organic framework (MOF) for enhanced infrared absorption gas sensing. By designing a gold NPA on a sapphire substrate, we are able to achieve enhanced optical field that spatially overlaps with the MOF layer, which can adsorb carbon dioxide (CO2) with high capacity. Experimental ...

2015
Corinne Klop Paco M. J. Welsing Hubert G. M. Leufkens Petra J. M. Elders Jetty A. Overbeek Joop P. van den Bergh Johannes W. J. Bijlsma Frank de Vries Tuan Van Nguyen

BACKGROUND Incidence rates of non-hip major osteoporotic fractures (MOF) remain poorly characterized in the Netherlands. The Dutch FRAX® algorithm, which predicts 10-year probabilities of hip fracture and MOF (first of hip, humerus, forearm, clinical vertebral), therefore incorporates imputed MOF rates. Swedish incidence rate ratios for hip fracture to MOF (Malmo 1987-1996) were used to perform...

2017
Javier Roales Francisco G. Moscoso Francisco Gámez Tânia Lopes-Costa Ahmad Sousaraei Santiago Casado Jose R. Castro-Smirnov Juan Cabanillas-Gonzalez José Almeida Carla Queirós Luís Cunha-Silva Ana M. G. Silva José M. Pedrosa

A novel technique for the creation of metal-organic framework (MOF) films based on soft-imprinting and their use as gas sensors was developed. The microporous MOF material [Zn₂(bpdc)₂(bpee)] (bpdc = 4,4'-biphenyldicarboxylate; bpee = 1,2-bipyridylethene) was synthesized solvothermally and activated by removing the occluded solvent molecules from its inner channels. MOF particles were characteri...

Journal: :Chemical communications 2014
Takashi Toyao Masakazu Saito Satoru Dohshi Katsunori Mochizuki Masatoshi Iwata Hideyuki Higashimura Yu Horiuchi Masaya Matsuoka

A Ru complex-incorporated Ti-based MOF (Ti-MOF-Ru(tpy)2) has been synthesised by using a bis(4'-(4-carboxyphenyl)-terpyridine)Ru(ii) complex (Ru(tpy)2) as an organic linker. Ti-MOF-Ru(tpy)2 promotes photocatalytic hydrogen production from water containing a sacrificial electron donor under visible-light irradiation up to 620 nm.

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: :Journal of the American Chemical Society 2013
Ho-Jin Son Shengye Jin Sameer Patwardhan Sander J Wezenberg Nak Cheon Jeong Monica So Christopher E Wilmer Amy A Sarjeant George C Schatz Randall Q Snurr Omar K Farha Gary P Wiederrecht Joseph T Hupp

Given that energy (exciton) migration in natural photosynthesis primarily occurs in highly ordered porphyrin-like pigments (chlorophylls), equally highly ordered porphyrin-based metal-organic frameworks (MOFs) might be expected to exhibit similar behavior, thereby facilitating antenna-like light-harvesting and positioning such materials for use in solar energy conversion schemes. Herein, we rep...

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