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Effect of ball-milling on the physicochemical properties ...

2014-9-1  Consequently, ball-milling significantly not only increased the CWS but also damaged the physical properties of the starch (Fig. 1, Fig. 3). Clear fissures and grooves were observed on the surface of a large number of starch granules and a few fragments peeled off from the outer layer of the starch granules imparting excessive roughness on ...

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Impact of ball-milling time on the physical properties ...

The effect of ball-milling time on the physical properties, bioactive compounds, and structural characteristics of onion (Allium cepa L.) peel powder were studied.Extending the ball-milling time increased the water solubility index, bulk and tapped densities, Carr index, and brightness of onion peel powder, but decreased its water holding capacity and redness.

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Physicochemical properties of ball milled boron particles ...

2015-1-1  Physicochemical properties of both dry and wet milled boron particles with sub-micron sizes were investigated. Milling process was performed in N 2 atmosphere and the mass ratio of tungsten carbide ball and boron was fixed at 20:1. It was found that the size distribution of boron particles grinded under dry milling condition was much broader than that under wet milling condition, and the size ...

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Investigation of physical properties and stability of ...

Investigation of physical properties and stability of indomethacin-cimetidine and naproxen-cimetidine co-amorphous systems prepared by quench cooling, coprecipitation and ball milling J Pharm Pharmacol. 2016 Jan;68(1):36-45. doi: 10.1111/jphp.12494. Epub 2015 Dec 14. Authors ...

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Effects of ball milling treatment on physicochemical ...

Ball-milled products have shown significantly changes in physical and chemical properties; however, few reports is available about the effect of the ball milling on the oyster protein and more works need to do to reveal the changes on the functional properties and digest-ibility of ball-milled oyster protein (BMOP).

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Effect of Ball-Milling Time on the Characterization and ...

2016-8-26  YBa2Cu3O7−δ superconducting samples were synthesized at different ball-milling times, 0≤t≤180 min, through the solid-state reaction technique. A comparison between the samples prepared by hand grinding and those prepared by high-speed ball-milling was studied. The variation of relative volume fraction, the lattice parameters, and the average crystallite size with t were examined using X ...

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Structural properties of mechanically ball-milled porous ...

2018-5-30  mechanically ball-milled Si powder, (c) green-compacted PS pellet and (d) annealed PS pellet at 700 C for 1 hour. milling time. 2 Figure 3. clearly observed at 2Surface morphology of (a) green-compacted PS pellet and (b) annealed PS pellet at 700 C for 1 hour. 3.2 Effect of the milling time on the physical properties

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Effect of Milling Time on the Microstructure, Physical and ...

2017-12-11  Effect of Milling Time on the Microstructure, Physical and Mechanical Properties of Al-Al2O3 Nanocomposite Synthesized by Ball Milling and Powder Metallurgy Meysam Toozandehjani 1,† ID, Khamirul Amin Matori 2,*, Farhad Ostovan 3,†, Sidek Abdul Aziz 2 and Md Shuhazlly Mamat 2

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Effects of superfine grinding using ball‐milling on the ...

2020-11-11  Effects of superfine grinding using ball-milling on the physical properties, chemical composition, and antioxidant properties of Quercus salicina (Blume) leaf powders Seong-Jin Hong, Department of Food Science and Technology, Graduate School of

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Effect of planetary ball milling on physicochemical and ...

2019-12-1  Planetary ball milling was applied to white sorghum flour with the aim of modifying its thermal, structural and morphological properties. Median particle size decreased from 57.2 μm a 20.8 μm with increasing milling energy. Particle size-energy models indicated that only part of the energy was used for developing new surfaces.

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Impact of ball-milling time on the physical properties ...

The effect of ball-milling time on the physical properties, bioactive compounds, and structural characteristics of onion (Allium cepa L.) peel powder were studied.Extending the ball-milling time increased the water solubility index, bulk and tapped densities, Carr index, and brightness of onion peel powder, but decreased its water holding capacity and redness.

Get Price

Effect of ball-milling on the physicochemical properties ...

2014-9-1  Consequently, ball-milling significantly not only increased the CWS but also damaged the physical properties of the starch (Fig. 1, Fig. 3). Clear fissures and grooves were observed on the surface of a large number of starch granules and a few fragments peeled off from the outer layer of the starch granules imparting excessive roughness on ...

Get Price

Investigation of physical properties and stability of ...

Investigation of physical properties and stability of indomethacin-cimetidine and naproxen-cimetidine co-amorphous systems prepared by quench cooling, coprecipitation and ball milling J Pharm Pharmacol. 2016 Jan;68(1):36-45. doi: 10.1111/jphp.12494. Epub 2015 Dec 14. Authors ...

Get Price

Effect of Ball-Milling Time on the Characterization and ...

2016-8-26  YBa2Cu3O7−δ superconducting samples were synthesized at different ball-milling times, 0≤t≤180 min, through the solid-state reaction technique. A comparison between the samples prepared by hand grinding and those prepared by high-speed ball-milling was studied. The variation of relative volume fraction, the lattice parameters, and the average crystallite size with t were examined using X ...

Get Price

Structural properties of mechanically ball-milled porous ...

2018-5-30  mechanically ball-milled Si powder, (c) green-compacted PS pellet and (d) annealed PS pellet at 700 C for 1 hour. milling time. 2 Figure 3. clearly observed at 2Surface morphology of (a) green-compacted PS pellet and (b) annealed PS pellet at 700 C for 1 hour. 3.2 Effect of the milling time on the physical properties

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Changes in microstructure and physical properties of ...

The best p-type skutterudites with ZT > 1.1 so far are didymium (DD) filled, Fe/Co substituted, Sb-based skutterudites. DD0.68Fe3CoSb12 was prepared using an annealing–reacting–melting–quenching technique followed by ball milling and hot

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Effect of ball milling on the physical and mechanical ...

Abstract In the present study, Co-based machining chips (P1) and Co-based atomized alloy (P2) has been processed through planetary ball mill in order to obtain nanostructured materials and also to comprise some their physical and mechanical properties. The processed powders were investigated by X-ray diffraction technique in order to determine several microstructure parameters including phase ...

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Effect of planetary ball milling on physicochemical and ...

2019-12-1  Planetary ball milling was applied to white sorghum flour with the aim of modifying its thermal, structural and morphological properties. Median particle size decreased from 57.2 μm a 20.8 μm with increasing milling energy.

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Pretreatment of lignocellulosic materials: the effect of ...

Pretreatment of lignocellulosic materials: the effect of ball milling on Gravel straw physical properties Author KOULLAS, D. P 1; TSIMAS, S. G; KOUKIOS, E. G [1 ...

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Modification of the structural and functional properties ...

Ball milling was carried out for 0, 10, 20, 30 or 40 min at a speed of 400 rpm and set to alternate forward and reverse operation every 5 min. Each ball-milling treatment was repeated three times at different times. Fig. 1 shows a schematic diagram of the ball-milling principle of Gravel gluten. Download :

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Effect of ball milling on the physical and mechanical ...

Abstract In the present study, Co-based machining chips (P1) and Co-based atomized alloy (P2) has been processed through planetary ball mill in order to obtain nanostructured materials and also to comprise some their physical and mechanical properties. The processed powders were investigated by X-ray diffraction technique in order to determine several microstructure parameters including phase ...

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Changes in microstructure and physical properties of ...

The best p-type skutterudites with ZT > 1.1 so far are didymium (DD) filled, Fe/Co substituted, Sb-based skutterudites. DD0.68Fe3CoSb12 was prepared using an annealing–reacting–melting–quenching technique followed by ball milling and hot

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Microstructure and Physical Properties of Tb 2 TiO 5 ...

Tb 2 TiO 5 neutron absorber was synthesized by ball milling and sintering. Microstructure character of ball-milled Tb 4 O 7 -17.605%TiO 2 (mass fraction, %) powders and sintered bulks was analyzed using XRD, SEM and TEM. The microhardness, coefficient of thermal expansion and thermal conductivity of sintered bulks were measured.

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Effect of ball milling on the mechanical properties and ...

2021-4-15  The effect of ball-milling as a premixing technique prior to melt-mixing, on the crystallization and the nanomechanical properties of the composites has been studied. Two sets of SCB-PE/GNPs nanocomposites with various filler loadings were prepared; one with and one without the ball-milling step.

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Effect of planetary ball milling on physicochemical and ...

2019-12-1  Planetary ball milling was applied to white sorghum flour with the aim of modifying its thermal, structural and morphological properties. Median particle size decreased from 57.2 μm a 20.8 μm with increasing milling energy.

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Microstructure Refinement and Physical Properties of Ag ...

2013-7-31  Microstructure Refinement and Physical Properties of Ag-SnO2 Based Contact Materials Prepared by High-Energy Ball Milling V. Ćosović1*, M. Pavlović1, A. Ćosović2, P. Vulić3, M. Premović4, D. Živković5, N. Talijan1 1University of Belgrade, Institute of Chemistry, Technology and Metallurgy, Belgrade, Serbia

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The effects of attrition and ball milling on the ...

2010-5-4  However, it is apparent from our data that by using high energy attrition milling rather than ball milling a small particle size can be attained without compromising the final superconducting properties achieved after sintering, even though the particle size range of the attrition milled powder was similar to that ball milled for 20 h.

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Effect of high-energy ball milling time on

from ball-milled precursor powders and sintered MgB2 bulk samples. Clearly, the FWHM values of Mg increase linearly until a ball milling time up to 80 h, and then decrease slightly Figure 3. Normalized magnetic susceptibility versus temperature for the MgB 2 bulks. Inset: T c of MgB 2 bulks as a function of ball milling time. Figure 4.

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Pretreatment of lignocellulosic materials: the effect of ...

Pretreatment of lignocellulosic materials: the effect of ball milling on Gravel straw physical properties Author KOULLAS, D. P 1; TSIMAS, S. G; KOUKIOS, E. G [1 ...

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Microstructural evolution, mechanical and physical ...

2021-1-20  1. Introduction. Graphene achieves tremendous attention since its discovery, due to its excellent properties, such as high Young's modulus (1 TPa), excellent fracture strength (125 GPa), super thermal conductivity (5000 W m −1 K − 1) and high charge-carrier mobility (200,000 cm 2 V −1 s −1) [, , ].Meanwhile, graphene is the perfect two-dimensional (2-D) material, with lattice of sp2 ...

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