نتایج جستجو برای: mgo nanoparticle

تعداد نتایج: 38074  

Journal: :Journal of Advanced Research in Applied Sciences and Engineering Technology 2022

Nowadays, hybrid nanofluids play an important role in heat transfer systems. They are a good alternative to increase the efficiency of and save energy. Thermal radiation mixed convection flow past permeable moving stationary wedge were studied this research. This research uses water as base fluid investigate effects silver (Ag) magnesium oxide (MgO) nanoparticles. Similarity transformation tech...

The use of nanoparticles (NPs) has been extended to many fields such as agriculture, food industry, medicine and biotechnological fields. Thereby, human exposure to NPs consequently increases. Therefore, there is a concern about the potential biological effects and toxicity of NPs for humans and the environment. This study aimed to investigate the cytotoxicity effects of magnesium oxide (MgO) a...

Journal: :International Journal of Coal Science & Technology 2022

Abstract Some of the most promising potential applications nanotechnology to hydraulic fracturing coal seam gas (CSG) are reviewed with a focus on Australian CSG wells. Three propitious were identified: (1) Nanoparticle enhanced viscoelastic surfactants (VES) fluids prevent fluid loss by up 30%, made possible formation pseudo-filter cakes and reducing viscosity VES fluids. Besides, there is no ...

Journal: :Chemical communications 2013
Lianjun Liu Cunyu Zhao Huilei Zhao Daniel Pitts Ying Li

A novel MgO-patched TiO2 microsphere photocatalyst demonstrated 10 times higher activity toward CO production from CO2 photoreduction with H2O vapor, when the reaction temperature increased from 50 to 150 °C. The catalytic performance of hybrid MgO-TiO2 was much more stable than TiO2, particularly at a higher temperature, likely due to easier desorption of reaction intermediates and the enhance...

Journal: :Biomedica biochimica acta 1985
A Dienel K Andreas J Schmidt

The influence of several nootropic drugs (piracetam, pyritinol, meclofenoxat, methylglucamine orotate (MGO) and dihydroergotoxine (DHET) on both the ethanol preference and the enhanced seizure susceptibility after a single dose of ethanol was studied. Piracetam, MGO and DHET reduce the ethanol drinking in ethanol-preferring mice. The enhanced seizure susceptibility after a single dose of ethano...

Journal: :مجله بین المللی علوم آزمایشگاهی 0
fahima danesh pouya javad zavar-reza beman ali jalali naser danesh pouya

backgrounds and aims: methylglyoxal (mgo) is an –α, β dicarbonyl aldehyde inevitably produced from triose-phosphate intermediates of glycolysis, and amino acid. increased mgo in blood leads to alterations in coagulation, clot permeability and thus, atherosclerosis in children with diabetes; however, the precise mechanism is not clear. the present study aimed to compare different concentrations ...

2014
Amritpal Singh Subhadra Gupta Majd Kuteifan Marko Lubarda Vitaliy Lomakin Oleg Mryasov

Articles you may be interested in Interlayer exchange coupled composite free layer for CoFeB/MgO based perpendicular magnetic tunnel junctions J. Thermal stability and spin-transfer switchings in MgO-based magnetic tunnel junctions with ferromagnetically and antiferromagnetically coupled synthetic free layers Appl. Effect of interlayer coupling in CoFeB/Ta/NiFe free layers on the critical switc...

Journal: :Physical review letters 2001
H L Meyerheim R Popescu J Kirschner N Jedrecy M Sauvage-Simkin B Heinrich R Pinchaux

The geometric structure of MgO deposited on Fe(001) in ultrahigh vacuum by electron evaporation was determined in detail by using surface x-ray diffraction. In contrast to the common belief that MgO grows in direct contact on the Fe(001) substrate, we find an FeO interface layer between the substrate and the growing MgO structure which has not been considered thus far. This result opens new per...

1997
Peidong Yang Charles M. Lieber

A chemical approach to the formation of columnar defects involving the growth and incorporation of MgO nanorods into high temperature superconductors (HTS’s) has been developed. MgO nanorods were incorporated into Bi2Sr2CaCu2Oz, Bi2Sr2Ca2Cu3Oz, and Tl2Ba2Ca2Cu3Oz superconductors at areal densities up to 2 3 1010ycm2. Microstructural analyses of the composites demonstrate that the MgO nanorods c...

2001
W. Wulfhekel M. Klaua D. Ullmann F. Zavaliche J. Kirschner

We have grown epitaxial single-crystal magnetotunnel junctions using Fe~001! substrates, MgO~001! spacers and Fe top electrodes. We have used scanning tunneling microscopy and atomic force microscopy to measure the tunneling characteristics as a function of position and demonstrated that local tunneling can be obtained such that the buried MgO can be characterized with nm resolution. Local I(V)...

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