نتایج جستجو برای: metal oxide nanoparticle

تعداد نتایج: 381674  

Journal: :Faraday discussions 2013
Charles T Campbell Jason R V Sellers

Many catalysts consist of metal nanoparticles anchored to the surfaces of oxide supports. These are key elements in technologies for the clean production and use of fuels and chemicals. We show here that the chemical reactivity of the surface metal atoms on these nanoparticles is closely related to their chemical potential: the higher their chemical potential, the more strongly they bond to sma...

Journal: :Particle & Particle Systems Characterization 2002

Journal: :Nanoscale 2012
Raja Das Pradip Pachfule Rahul Banerjee Pankaj Poddar

Herein, for the first time, we report a generalized strategy for the successful synthesis of highly crystalline metal and metal oxide nanoparticles embedded in a carbon matrix by the controlled thermolysis of metal organic frameworks (MOFs). The rationalized synthesis strategy of a broad range of metal and metal oxides nanoparticles, such as Cu/CuO, Co/Co(3)O(4), ZnO, Mn(2)O(3), MgO and CdS/CdO...

Journal: :ACS Biomaterials Science & Engineering 2021

Seroma formation is a well-recognized postoperative complication for many plastic and general surgical procedures. Although various tissue adhesives substances have been used in an effort to treat seroma formation, no therapies established clinically. Recently, the nano-bridging phenomenon has introduced as promising approach achieve adhesion strong closure of deep skin wounds rats. The present...

2010
John R. Morris

I. Foreword Our studies are directed at determining the adsorption mechanisms and reaction pathways for the chemical warfare agent simulant (CWA) for GB (Sarin) on metal oxide surfaces and nanoparticles. By learning about how surface structure, nanoparticle size, composition, and surface co-adsorbates affect the overall interfacial chemistry, we are providing insight that can be applied toward ...

2017
Ravi Kant Upadhyay

Present review article describes main causes of chronic kidney disease a major health problem public health problem round the globe. Disease has multiple etiologies related to sequential pathophysiological stages. It has major concern with chronic changes in renal structure and that severely alter glomerular filtration rate in patients. This article explains CKD biomarkers in brief i.e., serum ...

Journal: :Topics in current chemistry 2010
Felicitas Schröder Roland A Fischer

Nanoparticle synthesis within metal-organic frameworks (MOFs) is performed by the adsorption of suitable precursor molecules for the metal component and subsequent decomposition to the composite materials nanoparticles@ MOF. This chapter will review different approaches of loading MOFs with more complex organic molecules and metal-organic precursor molecules. The related reactions inside MOFs a...

Journal: :ACS applied materials & interfaces 2011
Michelle C Benson Rose E Ruther James B Gerken Matthew L Rigsby Lee M Bishop Yizheng Tan Shannon S Stahl Robert J Hamers

We demonstrate the use of "click" chemistry to form electrochemically and photoelectrochemically active molecular interfaces to SnO(2) nanoparticle thin films. By using photochemical grafting to link a short-chain alcohol to the surface followed by conversion to a surface azide group, we enable use of the Cu(I)-catalyzed azide-alkyne [3 + 2] cycloaddition (CuAAC) reaction, a form of "click" che...

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