نتایج جستجو برای: aluminum alloy3003

تعداد نتایج: 51202  

Journal: :The journal of physical chemistry. B 2005
H Alarcón G Boschloo P Mendoza J L Solis A Hagfeldt

Nanocrystalline TiO2 films, surface modified with Al3+, were manufactured by depositing a TiO2 suspension containing small amounts of aluminum nitrate or aluminum chloride onto conducting glass substrates, followed by drying, compression, and finally heating to 530 degrees C. Electrodes prepared with TiO2 nanoparticles coated with less than 0.3 wt % aluminum oxide with respect to TiO2 improved ...

Journal: :medical laboratory journal 0
mahmoud alebouyeh laboratory research center, ministry of health and medical education, tehran, iran zahra abedi biology unit of food and drug administration for quality control, food and drug administration, ministry of health and medical education, tehran, iran hossein rastegar health and cosmetics research center, food and drug administration, ministry of health and medical education, tehran, iran hasan bagheri faculty of engineering, islamic azad university, research and sciences branch, saveh, iran javad vaez pasteur institute of iran, karaj, iran behrouz akbari-adergani food and drug laboratory research center, food and drug administration, ministry of health and medical education, tehran, iran

abstract        background and objective: aluminum salts are among the most common useful additive compounds in preparation of human and animal vaccines. aluminum phosphate and aluminum hydroxide are two additives that show good immunoadjuvant effects with many antigens. aluminum-containing vaccines lead to a better and longer immune response compared to adjuvant-lacking vaccines. the chromogen...

Journal: :Environmental Health Perspectives 1985
M R Wills J Savory

In the presence of normal renal function, a high concentration of aluminum in drinking water has been implicated as a factor in the etiology of a neurological syndrome in one specific geographical area. The role of aluminum as a toxic agent in other neurological disorders, where renal function is normal, is controversial. Aluminum is absorbed from the gastrointestinal tract and is normally excr...

2016
Meysam Tabandeh-Khorshid Benjamin F. Schultz Pradeep K. Rohatgi Rani Elhajjar

Citation: Tabandeh-Khorshid M, Schultz BF, Rohatgi PK and Elhajjar R (2016) The Diametrically Loaded Cylinder for the Study of Nanostructured Aluminum–Graphene and Aluminum–Alumina Nanocomposites Using Digital Image Correlation. Front. Mater. 3:22. doi: 10.3389/fmats.2016.00022 The Diametrically Loaded Cylinder for the Study of Nanostructured Aluminum–Graphene and Aluminum–Alumina Nanocomposite...

2011
C. E. ROBERSON William T. Pecora

_ _ _____________________________________________________ Al Purpose and scope._______________________________________________ 2 Acknowledgments. ________________________________________________ 2 Previous studies.___________________________________________________ 2 Dissolved and suspended species___.______ _______________________ 3 Nature of precipitated solids, _-----__-__-________-_---___-_...

2005
Paul M. Sheedy Hugo S. Caram Helen M. Chan Martin P. Harmer

The reaction-bonded aluminum oxide (RBAO) process relies upon the oxidation of Al/Al2O3 powder compacts, and many of its associated advantages stem from the presence of the aluminum in the green powder. Higher aluminum contents in the starting powders allow for higher green strengths, densities, and lower overall shrinkage, all while producing a fine-grained, high-strength sintered material. Ho...

Journal: :Brain research 2001
G W Guo Y X Liang

Aluminum exposure and apoptotic cell death has been implicated in several neurodegenerative conditions including Alzheimer's disease. In this study, we use cultured astrocytes to investigate the ability of aluminum to induce the apoptosis of astrocytes. The proportion of apoptotic cells and cell cycle distribution were determined by flow cytometric analysis. Our results showed that exposure to ...

Journal: :Applied and environmental microbiology 1984
G W Thompson R J Medve

Cenococcum graniforme, Suillus luteus, Thelephora terrestris, and three isolates of Pisolithus tinctorius were cultured on modified Melin-Norkrans medium at pH 3.4 and adjusted to 0 to 500 ppm (0 to 500 mug/ml) of aluminum or manganese sulfate. Except for T. terrestris, which was intolerant of aluminum at 150 and 250 to 500 ppm, and P. tinctorius isolate 250, which was intolerant of aluminum at...

Journal: :Journal of environmental sciences 2011
Manhong Huang Liang Chen Donghui Chen Saijie Zhou

The chemical composition and aluminum speciation of sludge incineration residue (SIR) were determined. Cementation of aluminum from sulfuric acid solution using SIR was studied. The results showed that acid-soluble inorganic aluminum was the predominant component in the sludge, and the total leached aluminum increased from 62.2% to 92.9% after incineration. Sulfuric acid dosage and reaction tim...

2017

Aluminum is the most abundant metal on earth. It is not known to have any biological metabolism; conversely it has a toxic effect that has been related to several damages including some neurodegenerative diseases. We sampledcerebrospinal fluid (CSF) in 141 patients with different chronic diseases, assessing the levels of aluminum contained. Our aim was to assess differences in aluminum levels b...

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