نتایج جستجو برای: magnetic water

تعداد نتایج: 879176  

Magnesium ferrite (MgFe2O4) as a core magnetic nanostructure was synthesized via auto combustion method by using grapefruit extract as a biocompatible and cost-effective material. Then flower and star-like PbS were synthesized using thioglycolic acid as a sulfur source without using any chemical template. After that for preparation of magnetic and photocatalyst MgFe2O4-PbS nanocomposites, lead ...

2016
S. M. Hassan Ridzwan Abdul Rahman

The application of magnetised water in aquaculture is still in its infancy. This study is a step towards gaining a better understanding of the effect of magnetism on water properties and on the biology of culture organisms, such as the brine shrimp, A. salina. The present study evaluates the effects of magnetic field exposure on water properties which in turn affect the hatchability of A. salin...

2008
Young-Wan Kwon Chang Hoon Lee Dong Hoon Choi Jung-Il Jin Jun Sung Kang Eui-Kwan Koh

The hydration effect on the intrinsic magnetism of natural salmon double-strand DNA was explored using electron magnetic resonance (EMR) spectroscopy and superconducting quantum interference device (SQUID) magnetic measurements. We learned from this study that the magnetic properties of DNA are roughly classified into two distinct groups depending on their water content: One group is of higher ...

Journal: :Journal of the American Chemical Society 2006
Fabian Vaca Chavez Erik Persson Bertil Halle

Agarose gels have long been known to produce exceptionally large enhancements of the water 1H and 2H magnetic relaxation rates. The molecular basis for this effect has not been clearly established, despite its potential importance for a wide range of applications of agarose gels, including their use as biological tissue models in magnetic resonance imaging. To resolve this issue, we have measur...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه سیستان و بلوچستان - دانشکده مهندسی 1392

flow in natural river bends is a complex and turbulent phenomenon which affects the scour and sedimentations and causes an irregular bed topography on the bed. for the reason, the flow hydralics and the parameters which affect the flow to be studied and understand. in this study the effect of bed and wall roughness using the software fluent discussed in a sharp 90-degree flume bend with 40.3cm ...

2015
V. Zlateski R. N. Grass W. J. Stark

A facile and efficient way to decontaminate mercury(II) polluted water with the aid of magnetic, highly stable and recyclable carbon coated cobalt (Co/C) nanoparticles is reported. Comparing non-functionalised Co/C nanomagnets with particles that were functionalised with amino moieties, the latter one proved to be more effective for scavengingmercury with respect to extraction capacity and recy...

Journal: :international journal of nano dimension 0
k. motevalli department of applied chemistry, fundamental sciences faculty , islamic azad university, south tehran branch, tehran, iran. z. yaghoubi industrial faculty , islamic azad university, south tehran branch, tehran, iran.

a simple and rapid microextraction procedure based on the application of magnetic nanoparticles and hydrophobic 1-hexylpyridinium hexafluorophosphate [hpy][pf6] ionic liquid (il) was applied to trace determination of gatifloxacin. a mixture of [hpy][pf6] and magnetic nanoparticles was injected into the sample solution containing the analyse of interest and a cloudy solution was formed. after ce...

2015

This paper outlines the basic installation and operation of magnetic inductive flow velocity sensors on large underground cooling water pipelines. Research on the effects of cathodic protection as well as into other factors that might influence the overall performance of the meter is presented in this paper. The experiments were carried out on an immersion type magnetic meter specially used for...

Elham Ezzatzadeh, Farhad Jokari Sheshdeh Masoumeh Meskinfam Langroudi

This project is aimed at preparation of nano filters using recycled foam of food containersenriched by magnetic nanoparticles, for nitrate removal from water. The characterization ofthis electrospun magnetic nanofiber depicted a high capacity for nitrate adsorption. TheScanning Electron Microscopy (SEM), X-Ray powder Diffraction (XRD), Energy DispersiveSpectrometry (EDAX) and Inductively Couple...

Ali Shateri Payman Elyasi,

Laminar boundary layer flow and heat transfer of Newtonian nanofluid over a stretching sheet with the sheet velocity distribution of the form (UW=cXβ) and the wall temperature distribution of the form (TW=T∞+aXr ) for the steady magnetohydrodynamic (MHD) is studied numerically. The governing momentum and energy equations are transformed to the local non-similarity equations using the appropriat...

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