surfactantsassisted ball milling

Anisotropic PrCo

Sep 22, 2009· Abstract: Magnetically hard PrCo 5 nanoparticles have been produced by using surfactant-assisted high-energy ball milling techniqu The use of surfactant leads to the dispersion of the crashed particles and prevents them from rewelding during the milling process Heptane was used as the milling medium, and oleic acid as the surfactant...

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Magnetic nanoparticles produced by surfactant

Apr 24, 2006· Nanoparticles of Fe, Co, FeCo, SmCo, and NdFeB systems with sizes smaller than 30nm and narrow size distribution have been successfully prepared by ball milling in the presence of surfactants and o....

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Magnetic nanoparticles produced by surfactant

ball milling can be quite wide compared with the chemical methods The chemical methods, nevertheless, have had lim-ited success in the synthesis of hard magnetic nanoparticles of rare-earth compounds7,8 Traditionally, surfactant-assisted ball milling technique has been used mainly for preparing ferrite nanoparticles, and not many studies have ....

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SURFACTANT

Surfactant-assisted ball milling: a novel route to novel materials with controlled nanostructure, 5 below this critical speed to keep the ball moving Additionally, high speed yields high temperature that might contaminate the powder or re-crystallizes the nanoparticle [17] Milling time To obtain desirable results, powder should be milled...

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multistep (three steps) surfactant

bution have been successfully obtained by three steps surfactant-assisted ball milling (SABM) The magnetic properties, phase structure and morphology of these MMCo 5 nanoflakes were studied in this work The coercivity and the remanence ratio of MMCo 5 nanoflakes reached to 589 kOe and 075, respectively The X-ray powder...

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ball milling ball speed

SURFACTANT-ASSISTED BALL MILLING: A NOVEL ROUTE 2014-6-1 Surfactant-assisted ball milling: a novel route to novel materials with controlled nanostructure 5 below this critical speed to keep the ball moving Additionally, high speed yields high temperature that might contaminate the powder or re-crystallizes the nanoparticle [17]...

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Anisotropic Sm

Magnetically hard Sm2(Co08Fe02)17 and SmCo5 nanoparticles have been produced by using surfactant-assisted low- and high-energy ball milling techniqu Surfactants prevent the rewelding of the crashed particles during the milling process , Anisotropic Sm-(Co,Fe) nanoparticles by surfactant-assisted ball milling Journal of Applied Physics ....

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(PDF) Surfactant

Surfactant-assisted high energy ball milling (HEBM) is a widely used technique for producing nanostructured magnetic materials with oleic acid (OA) being the most commonly utilized surfactant ....

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Anisotropic Sm

Magnetically hard Sm2(Co08Fe02)17 and SmCo5 nanoparticles have been produced by using surfactant-assisted low- and high-energy ball milling techniqu Surfactants prevent the rewelding of the crashed particles during the milling process Heptane was used as the milling medium and oleic acid as the surfactant High-energy ball milling experiments took place in a milling vial with carbon ....

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Surfactant

ELSEVIER Materials Chemistry and Physics 40 (1995) 21-29 MATERIALS CHEMISTRY AND PHYSICS Surfactant-assisted ball milling of BaFe12O19 ferrite dispersion WA Kaczmarek, BW Ninham Research School of Physical Sciences and Engineering, Institute of Advanced Studies, The Australian National University, Canberra, ACT 0200, Australia Received 3 May 1994; accepted 12 October 1994 ,...

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Structure

Structure-controlled Nanomaterial Synthesis using Surfactant-assisted Ball Milling- A Review Author(s): Mahbub Ullah , Md Eaqub Ali , Sharifah Bee Abd Hamid Nanotechnology and Catalysis Research Center, Universiti Malaya, 50603, Kuala Lumpur, Malaysia...

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Magnetic nanoparticles produced by surfactant

Apr 24, 2006· Nanoparticles of Fe, Co, FeCo, SmCo, and NdFeB systems with sizes smaller than 30 nm and narrow size distribution have been successfully prepared by ball milling in the presence of surfactants and organic carrier liqu It has been observed that the nanoparticles prepared by milling Fe and FeCo powders were close to spherical in their shapes, whereas those of Co, SmCo, and ,...

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Magnetic properties and coercivity mechanism of Sm 1

Sm 1-x Pr x Co 5 (x=0-06) nanoflakes with CaCu 5 structure were successfully prepared by surfactant-assisted high-energy ball milling (SAHEBM) The crystal structure and magnetic properties of Sm 1-x Pr x Co 5 (x=0-06) nanoflakes were studied by X-ray diffraction and vibrating sample magnetometer...

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Magnetic nanoparticles produced by surfactant

PDF | Nanoparticles of Fe, Co, FeCo, SmCo, and NdFeB systems with sizes smaller than 30 nm and narrow size distribution have been successfully prepared, | Find, read and cite all the research ....

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Anisotropic Sm

title = "Anisotropic Sm-(Co,Fe) nanoparticles by surfactant-assisted ball milling", abstract = "Magnetically hard Sm2 (Co08 Fe02) 17 and SmCo5 nanoparticles have been produced by using surfactant-assisted low- and high-energy ball milling techniqu...

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Anisotropic Sm

TY - JOUR T1 - Anisotropic Sm-(Co,Fe) nanoparticles by surfactant-assisted ball milling AU - Akdogan, Nilay G AU - Hadjipanayis, George C AU - Sellmyer, David J...

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