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Until now, the detailed report on the effects of ball milling on GNPs reinforced Ti alloy composites is still rare, and systematical research on the evolution of GNPs microstructure and defects with different milling time is also absent in previous works. On this basis, selecting appropriate milling parameters and investigating the …
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Effect of ball milling speed on powder grain size and microscopic strain. 3.3 Effect of sintering temperature on alloy phase composition and microstructure Although increasing the ball milling speed is beneficial to refine the grain size of the powder, it is accompanied by unfavorable factors such as an increase in the size of the powder ...
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The data from the current work provide not only better understanding of the effects of planetary ball-milling on the characteristics of starches with different amylose/amylopectin ratios but also fundamental knowledge in design of planetary ball-milling processes for more accurate physical modification of starches in the future.
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Moreover, the effect of ball milling parameters on removal ability was investigated to establish the best ball milling conditions. Meanwhile, the impact of several factors (i.e., catalyst dosage, concentration, water matrix, pH, and coexisting ions) on combined removal process were also measured. Finally, the removal mechanisms and ...
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The vial (volume = 430 ml) and ball (diameter = 25 mm) were made of stainless steel and purchased from Tian Chuang Industry. Flaky FeSiAl alloys were prepared by ball milling the raw materials for 15 h on a vibrating ball mill (purchased from Tian Chuang Industry). The ball-to-powder ratio was set at 40:1 by weight.
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This paper focuses on the effect of ball milling on the CNP structure obtained from GS and AF waste, through XRD and HRTEM for the elucidation of their crystalline and conformational structures at a molecular level. 2. Materials and methods2.1. Agro-food wastes. The residues from garlic (G) and agave (A) were collected from …
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The ball milling process was applied to a partially serpentinized harzburgite in order to produce nanoscale ultramafic materials with enhanced CO 2 uptake. An initial substantial increase of specific surface area, pore volume and average pore diameter was observed due to the effect of ball milling (Fig. 4).
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A ball mill is a tumbling mill that utilizes steel balls as grinding media to grind materials. It can operate either wet or dry, with the capacity to produce products in the order of 100 …
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A study was conducted to investigate the effects of ball milling biochar derived from three different biomass sources (sugarcane bagasse, bamboo, and hickory …
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Effect of the milling time on the structure, morphology, and electromagnetic parameters of Fe 3 O 4 were studied, and the absorption properties and mechanism of Fe 3 O 4, for different milling times were analyzed. The results showed that the integrity of the original small spherical structure decreased as the ball milling time increased.
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The results showed graphene was effectively incorporated and dispersed into the copper matrix. These indicate that ball-milling is a simple and effective method to disperse graphene into the copper matrix. As well known, ball-milling time has a great effect on the morphology and structural integrity of graphene.
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The effect of ball milling on the hydrogen activation mechanism of FeTi and MgzNi is closely absorption rate of practical hydrogen absorption related to the creation of fresh surfaces and cracks. alloys Next, we describe the effect of milling on the hydrogen absorption properties of practical FeTi al- 4. Summary and conclusions loyed with Mn ...
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This linear homopolysaccharide is composed of glucose units linked together through β(1-4)-glycosidic bonds.6 The cellulose chains are interconnected through hydrogen bonding and Van der Waals interactions to …
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The ball-milling (BM) method benefits the stabilization and dispersion of metallic particles for the preparation of the PtSnK–Mo/ZSM-5 catalyst. Based on the TPR, H2-TPD, XPS, and CO-FTIR results, the Pt–SnOx and MoOx species were formed separately on the BM sample. During the aromatization of cofeeding the n-butane with …
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The effect of ball milling times on mechanical and electrical properties was analyzed. The following conclusions can be drawn: 1. With an increase in ball milling …
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The current study has been investigating the effect of the ball-milling variable of time on the structural characteristics and pore morphology of a biomedical porous Ti–16Sn–4Nb (wt.%) alloy. The alloy was synthesized using high-energy ball milling for different periods of time, and the porous Ti–16Sn–4Nb alloy was fabricated …
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The effects of the ball-to-powder diameter ratio (BPDR) and the shape of the powder particles on EDEM simulation results and time in the planetary ball mill was investigated.
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The effect of ball milling treatment (BMT) for different time (0, 10, 20, 30, 40 and 60 min) on the structural, physicochemical and digestive properties of wheat starch (WS), A- (AS) and B-type (BS) starch granules were investigated. The results showed that the damaged starch content, amylose content and the solubility of WS, AS and BS ...
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The results show that ball milling for 1 h has little effect on the nanostructure of the La 0.7 Sm 0.3 MgNi 3.6 Co 0.4 + 10 wt% Ni alloy. Mechanical milling for a long time has little effect on the reductions in particle and microcrystalline sizes, but the resulting mechanical energy leads to severe cold welding and the formation of an ...
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The effect of ball milling time on the hydrogen absorption kinetics of Mg 95 Ni 2 Pr 3 alloy was tested at different temperatures and an initial hydrogen pressure of 3.5 MPa. As shown in Fig. 5, the hydrogen absorption kinetics of the alloy were positively correlated with temperature, ...
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The yield of native pink potato starch was found to be 9.55 % (w/w).The effect of ball-milling on the apparent amylose content of native maize and pink potato starch, along with their blends, is summarized in Table 1.The amylose content of ball-milled native starches and their blends show an increase, likely attributable to the degradation of …
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The effect of ball milling times on mechanical and electrical properties was analyzed. The following conclusions can be drawn: 1. With an increase in ball milling times, the morphologies of composites powder deforms from original spherical shape to flake shape. The longer the ball milling time is, the thinner the composite powder …
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In this work, the evolution of the size and morphology of Fe-Ga particles during vibration ball milling is documented and discussed. Low intensity (12 Hz) and high intensity (20 Hz) of milling with different ball-to-powder ratios (2:1 and 5:1) are used. A systematic study of the effect of various milling parameters on the size and morphology …
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Li et al. [22] studied the effect of ball milling speed on the quality of Al 2 O 3 stripped graphene in a wet milling medium. The results indicated that the number of …
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A 1.0 wt.% graphene reinforced aluminum 6061 (Al6061) composite was synthesized to investigate the effects of graphene dispersion by ball milling technique.The Al6061 powder and graphene were ball milled at different milling times. The composites were then synthesized by hot compaction in the semi-solid regime of the Al6061.
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Litopenaeus vannamei protein (LVP) is a high-quality protein. However, its functional properties do not fully meet the needs of food processing. In this study, LVP-xylose conjugates were prepared by conventional wet heat method (GLVP) and ball-milling-assisted wet heat method (GBLVP), respectively. The changes in structure and …
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Some extent of ball-milling is always required for effective desaccharification, thus to gain more detailed insight into the alteration to lignin structure induced by significantly extended ball milling times the 2D HSQC NMR spectra of samples collected from time course of ball milling 24 h and 48 h after enzyme hydrolysis with a …
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The effect of ball mill on the morphological and structural features of cellulose has been described by Okajima and co-workers. 20 They treated microcrystalline cellulose derived from cotton linters in a planetary ball mill at 200 rpm for 4–8 hours in dry and wet conditions with three solvents (water, toluene, 1-butanol). They observed that ...
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The effect of ball milling treatment maybe roughly divided into grinding and mechanical activation. In the milling process, the grinding and mechanical activation were a dynamic equilibrium process depending on the granule size of tough–brittle transition (Pourghahramani & Forssberg, 2006).
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The effect of milling process on the surface state and structure of aluminum oxide (alumina, Al 2 O 3), a representative oxide ceramic, has been reported, including amorphization of Al 2 O 3 particles surface, distortion of crystals [6], and the formation of Al 2 O 3 hydrate layer [7]. Therefore, it may be inferred that milling process greatly ...
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