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A structural and Möss study of Y3Fe5O12 nanoparticles ...

Evidently, high-energy ball milling of Gd2O3 + α-Fe powders is an important step in GdIG synthesis by a ceramic method. Single-phase garnet is …

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High-energy ball milling of WC-10Co: Effect of the milling ...

During the first process step, the powders are mixed by ball milling. Different high-energy milling configurations are found in the literature: planetary milling, attritor milling, shaker milling, and high-kinetic rotor milling [5,6].Table 1 gives an overview of the ball milling conditions in the cemented carbides field. Ball milling can be used for "mechanical alloying" …

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Strengthening Mechanisms of 15 vol.% Al2O3 Nanoparticles ...

The Al matrix nanocomposite containing 15 vol.% Al 2 O 3 nanoparticles was fabricated via high energy ball milling followed by vacuum hot pressing. Firstly, the raw powder mixes were ball milled in a high energy planetary ball mill with WC grinding media for 20 h in Ar atmosphere at rotation speed of 240 r/min.

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Synthesis of α-Fe2O3 nanoparticles by dry high-energy ball ...

Among these, high-energy ball-milling method is one of the simple, inexpensive, easily scaled up for large-scale, nontoxic, eco-friendly and useful method for the production of nanoparticles. Thus, high-energy ball-milling method seems to be appropriate candidates and it is suitable for large-scale synthesis of α-Fe 2 O 3 NPs.

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Hydroxyapatite iron oxide nanocomposite prepared by high ...

sized by high-energy ball milling a mixture consisting of iron oxide nanoparticles and the starting materi-als used for the HAp synthesis: calcium hydrogen phosphate anhydrous (CaHPO 4), and calcium hydroxide (Ca(OH) 2). Two HAp/iron oxide samples with the magnetic phase content of 12 and 30wt.% were prepared

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Rare earth–cobalt hard magnetic nanoparticles and ...

High-energy ball milling has been shown to be a promising method for large-scale fabrication of rare earth–transition metal nanoparticles. In this work, we report crystallographically anisotropic SmCo 5, PrCo 5 and Sm 2 (Co, Fe) 17 nanoparticles (particle size smaller than 10 nm) obtained by surfactant-assisted ball milling and study their size and …

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Preparation of magnetite nanoparticles by high-energy ...

In this study, the heterogeneous Fenton oxidation of ciprofloxacin (CIP) in an aqueous solution was examined over the nano-sized magnetite (Fe 3 O 4) as a catalyst supplied through high-energy planetary ball milling process.To characterize the magnetite samples after and before ball milling operation, the X-ray diffraction (XRD), High-resolution scanning electron …

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Synthesis and Characterization of Cu Nanoparticle Using ...

High Energy Ball milling, Nano crystalline copper powder, X-ray diffractionScherrer Equation. 1. Introduction . In recent years research involving nanoparticles and nanoscale materials has generated a great deal of interest from scientists and engineers of nearly all disciplines. Experiments were conducted at LMW-CNC-LAL-2 ...

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Characterization of MCrAlY/nano-Al2O3 nanocomposite powder ...

Al 2 O 3 nanoparticles and MCrAlY/nano-Al 2 O 3 nanocomposite powder (M = Ni, Co, or NiCo) were produced using high-energy ball milling. The MCrAlY/nano-Al 2 O 3 coating was deposited by selecting an optimum nanocomposite powder as feedstock for high-velocity oxygen fuel thermal spraying. The morphological and microstructural examinations of …

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Production of pyrite nanoparticles using high energy ...

Sonocatalytic performance of pyrite nanoparticles was evaluated by the degradation of sulfasalazine (SSZ). Pyrite nanoparticles were produced via a high energy mechanical ball milling (MBM) in different processing time from 2h to 6h, in the constant milling speed of 320rpm. X-ray diffraction (XRD), …

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High-energy ball milling technique for ZnO nanoparticles ...

Abstract: Nanoparticles of zinc oxide (ZnO) are increasingly recognized for their utility in biological applications. In this study, the high-energy ball milling (HEBM) technique was used to produce nanoparticles of ZnO from its microcrystalline powder. Four samples were ball milled for 2, 10, 20, and 50 hours, respectively.

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Ball milling method (High energy ball milling method) for ...

Ball milling method (High energy ball milling method) for the preparation of Nanomaterials, Nano Science and Nano Technology.

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The synthesis of beta-SiC nanoparticles by high-energy ...

We succeeded in the synthesis of single-phase beta-SiC nanoparticles via simple and low-cost high-energy mechanical ball milling of a silicon and graphite mixture at ambient temperature. The synthesis products were characterized by X-ray diffraction (XRD), Fourier-transform infrared (FTIR) spectrosc …

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Zero-Dimensional Graphene and Its Behavior under ...

size) and zinc ferrite nanoparticles (Alfa Aesar, 50 nm particle size) were exposed to mechanochemical activation by high-energy ball milling for time intervals of 0-12 hours. Their structural and magnetic properties were analyzed by …

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Hydroxyapatite/iron oxide nanocomposite prepared by high ...

Nanocomposites (HAp/iron oxide), made of hydroxyapatite (HAp) and ferrimagnetic iron oxide, were synthesized by high-energy ball milling a mixture consisting of iron oxide nanoparticles and the starting materials used for the HAp synthesis: calcium hydrogen phosphate anhydrous (CaHPO4), and calcium hydroxide (Ca(OH)2).

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A surfactant-assisted high energy ball milling technique ...

We herein exploit the advantages of surfactant assisted-high energy ball milling (SA-HEBM) for the processing of Mn–Al alloy. In this method, a combination of two surfactants, such as oleic acid and oleylamine, was used along with a solvent, n-heptane, during milling.The use of the SA-HEBM process yielded two different products: a sediment powder consisting of …

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Iron nanoparticles produced by high-energy ball milling ...

12%In this investigation, the chemical and structural characteristics of Fe nanoparticles synthesized by high-energy ball milling have been explored. After the milling process the nanoparticles were collected using a magnetic field. The structure, morphology and composition of the powders were obtained using high-resolution electron …

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Ball milling synthesis of silica nanoparticle from rice ...

Silica nanoparticles were synthesized from rice husk ash at room temperature by using high energy planetary ball mill. The milling time and mill rotational speed were varied in four levels. The morphology of the synthesized powders was investigated by the FE-SEM and TEM image as well as XRD patterns …

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High-energy ball milling technique for ZnO nanoparticles ...

In this study, the high-energy ball milling (HEBM) technique was used to produce nanoparticles of ZnO from its microcrystalline powder. Four samples were ball milled for 2, 10, 20, and 50 hours ...

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How can I decrease the particle size from Micro to Nano scale?

We found that 'Ball Milling' is the only method for preparing the nanoparticles from microparticles. However, one should take some precautions, for choosing the ball milling machine, the balls and ...

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Ball milling: a green mechanochemical approach for ...

In this article, we demonstrate a high-energy ball milling technique for large-scale synthesis of nitrogen doped carbon nanoparticles, which can be used as an electro-catalyst for oxygen reduction reactions after a structural refinement with controlled thermal annealing.

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(PDF) Atmospheric plasma spraying of high-energy ball ...

Powders containing 13wt% and 44wt% of titania, the last composition corresponding to the eutectic one, have been prepared by high-energy ball-milling, for times ranging from 15 min to 12h, with a ...

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High-energy ball milling technique for ZnO nanoparticles ...

Nanoparticles of zinc oxide (ZnO) are increasingly recognized for their utility in biological applications. In this study, the high-energy ball milling (HEBM) technique was used to produce nanoparticles of ZnO from its microcrystalline powder. Four samples were ball milled for 2, 10, 20, and 50 hours, respectively.

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Influence of high-energy ball milling on structural ...

In this paper, we report the impact of mechanical activation on structural, microstructural, thermal, and optical properties of Mg 2 TiO 4 (MTO) nanoparticles prepared by high-energy ball milling. Williamson–Hall (W–H) method was carried out in order to understand the origin of the broadening in the X-ray diffraction (XRD) peaks and for the estimation of …

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The Synthesis of β-SiC Nanoparticles by High-Energy ...

We succeeded in the synthesis of single-phase β-SiC nanoparticles via simple and low-cost high-energy mechanical ball milling of a silicon and graphite mixture at ambient temperature. The synthesis products were characterized by X-ray diffraction (XRD), Fourier-transform infrared (FTIR) spectroscopy, transmission electron microscopy (TEM) and selected area electron …

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High-energy ball milling of WC-10Co: Effect of the milling ...

Ball milling is a key step in the processing of tungsten carbide parts. It ensures a good distribution of the different powders and reduces the crystallite size in the nanometer range by "mechanical alloying". The study of the influence of the rotation speed and the milling medium on the sinterability of the WC-Co composite is important.

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Hydrophilic functionalized silicon nanoparticles produced ...

The mechanochemical synthesis of functionalized silicon nanoparticles using High Energy Ball Milling (HEBM) is described. This method facilitates the fragmentation of mono crystalline silicon into the nanometer regime and the simultaneous surface functionalization of the formed particles.