نتایج جستجو برای: catalytic applications

تعداد نتایج: 684899  

Journal: :Catalysts 2022

Noble metal nanoparticle-loaded catalytic membrane reactors (CMRs) have emerged as a promising method for water decontamination. In this study, we proposed convenient and green strategy to prepare gold nanoparticle (Au NPs)-loaded CMRs. First, the redox-active substrate (CNT-MoS2) composed of carbon nanotube (CNT) molybdenum disulfide (MoS2) was prepared by an impregnation method. Water-diluted...

Journal: :Chemistry of Materials 2021

In 2011, a new type of hyper-cross-linked polymers (HCPs) arose, known as knitting aromatic (KAPs), characterized by their extraordinary chemical and thermal stability, porosity properties, above all, for the simplicity synthesis based on union monomers, without any previous functionalization. The next logical step was incorporation metals within these networks, support different soluble molecu...

2013
Xiangwen Liu Weiyang Wang Hao Li Linsen Li Guobao Zhou Rong Yu Dingsheng Wang Yadong Li

Nanomaterials with particular nanostructures which usually possess special properties always attract considerable attention. A novel bimetallic Pt/Cu hexapod nanostructure was prepared by a facile one-pot strategy. The formation mechanism was investigated by the time sequential evolution experiments and the hexapod concave nanostructures originated from the Pt/Cu rhombic dodecahedron. Further e...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه رازی - دانشکده فنی و مهندسی 1386

چکیده ندارد.

Journal: :Accounts of chemical research 2000
B L Feringa

The development of an efficient catalytic system for enantioselective carbon-carbon bond formation by 1,4-addition of organometallic reagents (organolithium, Grignard, and organozinc reagents) to enones is a major challenge in organic synthesis. This Account presents the breakthrough realized in this field using chiral phosphoramidite ligands for copper-catalyzed dialkylzinc additions. Applicat...

Journal: :Nanoscale 2012
Chengzhou Zhu Lei Han Peng Hu Shaojun Dong

We demonstrated a simple, in situ reduction route to the synthesis of two-dimensional graphene oxide/SiO(2) (GSCN) hybrid nanostructures consisting of Au nanoparticles (Au NPs) supported on the both sides of GSCN. The as-prepared GSCN/Au NPs hybrid nanomaterials exhibited good catalytic activity for the reduction of 4-nitrophenol. This approach provided a useful platform based on GO hybrid nano...

2007
John HALE Sujeet SHENOI

This paper discusses the role of fuzzy databases in catalytic inference analysis. In knowledge discovery and inference control applications, it is important to represent common sense knowledge explicitly in the databases being analyzed. Such knowledge, typically expressed in fuzzy terms, can be introduced as catalytic relations. Analyzing the resulting augmented databases materializes new rules...

2009
A. Passalacqua Rodney O. Fox

Gas-particle flows are involved in various industrial applications in the energy, oil and gas fields, like coal gasification, production of light hydrocarbons by fluid catalytic cracking, catalytic combustion and different treatments aiming to reduce or eliminate pollutants. In addition, gas-particle flows take part to interesting natural phenomena, like volcanic eruptions, and their understand...

2015
Mustapha Aouida Ayman Eid Zahir Ali Thomas Cradick Ciaran Lee Harshavardhan Deshmukh Ahmed Atef Dina AbuSamra Samah Zeineb Gadhoum Jasmeen Merzaban Gang Bao Magdy Mahfouz Imed Eddine Gallouzi

The Cas9 endonuclease is used for genome editing applications in diverse eukaryotic species. A high frequency of off-target activity has been reported in many cell types, limiting its applications to genome engineering, especially in genomic medicine. Here, we generated a synthetic chimeric protein between the catalytic domain of the FokI endonuclease and the catalytically inactive Cas9 protein...

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