In the current study, a new catalytic system based on Fe3O4 nanoparticles immobilized on zeolite-SO3H (Fe3O4@zeolite-SO3H) is introduced. In the first stage, zeolite@SO3H was synthesized from the reaction of zeolite-NaY with chlorosulfonic acid to produce zeolo sulfuric acid. Then, Fe3O4@zeolite-SO3H was prepared via …Web
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The invention provides a magnetic zeolite, and a preparation method and an application thereof and particularly relates to a use method in sewage treatment and polluted-soil remediation. The magnetic zeolite consists of natural clinoptilolite, wherein the surface of the natural clinoptilolite is covered with magnetic iron powder. The magnetic zeolite …Web
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In this research, zeolite A (Si/Al ratio of 1.57) with cubic morphology was synthesized using Na-clinoptilolite (Si/Al ratio of 5.62) by hydrothermal method. Fe3O4 and Fe2O3 nanoparticles were synthesized and scrutinized using XRD, FT-IR, EDX, and SEM. The Fe3O4 and Fe2O3 nanoparticles were successfully synthesized and proven with …Web
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The magnetic ZSM-5 sample with a crystal structure was successfully synthesized by using TPA + and TBA + as the template, while the magnetic zeolite possessed an amorphous structure when TMA + and TEA + were selected as the template. In addition, the sharp characteristic peaks indicate that the product had a high degree of …Web
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The kinetics of consolidation spent sorbent based on magnetic zeolite after adsorption saturation with cesium (∼23 wt %) under SPS conditions in the range of 700–950 °C was carried out. ... the unique industrial significance of SPS technology for the radionuclides-containing zeolites solidification to produce ceramics was also shown by ...Web
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In this review, we try to rationalize the structures and the main properties of the magnetic zeolite composites, proposing a classification based on the relationship between the zeolites and the magnetic compounds, highlighting the methods of …Web
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water-bath to produce vapor molecules at 35, 45, 60. ... (2018) Accelerated crystallization of magnetic 4A-zeolite. synthesized from red mud for application in removal of. mixed heavy metal ions.Web
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Magnetic nanocomposites are highly demanded on account of their multifarious applications in many technological fields, as they can be easily separated from the media where they are used.. Here, we report a smart (and scalable) process to produce magnetic metal-ceramic nanocomposites formed by Ni 0 nanoparticles (5–25 nm) …Web
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Magnetic zeolite is the combination of adsorption properties of zeo-lite with the magnetic properties of magnetic oxides which together forms a novel magnetic …Web
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Finally, magnetic characterization allowed the recognize of different magnetic properties as a function of raw materials used for zeolite synthesis. Eco-friendly zeolites for innovative purification of water from cationic dye and heavy metal ions. ... The costs of zeolite production were estimated to range from 3.82 to 6.36 $ per 1 kg, thus ...Web
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Oliveira et al. [28] reported the introduction of maghemite into commercial NaY zeolite, to produce a novel adsorbent. The bulk magnetization was converted from the original value of 18 to 33 J/T ...Web
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The costs of zeolite production were estimated to range from 3.82 to 6.36 $ per 1 kg, thus reducing the price of commercial zeolite by up to 99.5%. The new engineering method of zeolite is an attractive alternative to the storage of hazardous byproducts from coal-fired power plants.Web
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The main goal of this study was to evaluate the efficacy of magnetic zeolite nanocomposite (MZNC) as an adsorbent for the reduction of mycotoxins in barley flour. ... and eco-friendly mycotoxin binders such as the MZNC that is synthesised and utilised in this research will help to produce secure food and feed products. 1 Introduction. As ...Web
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The magnetic induction assisted technique is an alternative heating method for hydrothermal zeolite synthesis with a higher heat-transfer rate than that of the conventional convection oil bath ...Web
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The process of spark plasma sintering of synthetic magnetic zeolite was studied to assess the possibility for solidification spent 137 Cs-containing sorbents. It was established that the character of shrinkage and sintering was identical to the consolidation of highly dispersed nanoscale powders, since it proceeded in one main stage at a low ...Web
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the magnetic contribution from the magnetic zeolite to RF heating makes the profile more stable. The results obtained show that citronellal isomerisation has been successfully achieved with RF heating. RF heating with magnetic materials has previously been used for other reactions19,22 and has beenshown to be a suitableWeb
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Moreover, magnetic zeolite composite synthesis methods have been developed, with varieties such as the ionic exchange process [50], electrochemical synthesis in the presence of zeolites [51 ...Web
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mordenite12–14 and L-type zeolite.15,16 Although this work was a useful finding for zeolite applications, magnetic orientation required a strong magnetic field of approximately 12 T using an expensive superconducting magnet. In this study, we investigated the orientation control of L-type zeolite, which has large anisotropy in the crystal struc-Web
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The calcination of mining tailings favored the production of LTA zeolite, and the influence of the molar ratios, aging and hydrothermal treatment times were determined. ... Magnetic zeolite is the ...Web
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Magnetic zeolite is a novel magnetic adsorbent which shows combination of adsorption properties of zeolites and magnetic properties of iron oxides. Iron oxide (Fe 3 O 4) nanoparticles possesses high chemical stability, large surface area, high coercivity, and low toxicity [45]. Due to their magnetic property, the Fe 3 O 4 particles can be ...Web
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The main goal of this study was to evaluate the efficacy of magnetic zeolite nanocomposite (MZNC) as an adsorbent for the reduction of mycotoxins in barley flour. ... and eco‐friendly mycotoxin binders such as the MZNC that is synthesised and utilised in this research will help to produce secure food and feed products. Inspec keywords ...Web
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This study reports the magnetic catalyst constructed by incorporating magnetite (Fe 3 O 4) within zeolite-supported calcium oxide (CaO) in conventional and magnetic reactors for heterogeneous catalytic biodiesel production.The CaO-zeolite/Fe 3 O 4 catalyst demonstrated remarkable characteristics, including a substantial surface …Web
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The magnetic properties of zeolite/Fe 3 O 4 were analyzed using a vibrating sample magnetometer in an operational magnetic field ... and microporosity. In this study, waste biomass (Lagerstroemia speciosa) seed coats were used to produce biochar (CLSHB) through a pyrolysis progression followed by chemical activation with NaOH for …Web
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Magnetic zeolite is the combination of adsorption properties of zeo-lite with the magnetic properties of magnetic oxides which together forms a novel magnetic adsorbent. In recent years,...Web
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Magnetic zeolite is a novel magnetic adsorbent which shows combination of adsorption properties of zeolites and magnetic properties of iron oxides. Iron oxide ... Among these methods, the hydrothermal treatment method is an effective way to produce nano-size Fe 3 O 4 particles in a short span [47].Web
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This is achieved by adding iron or other magnetic materials to the zeolite structure. The resulting material is known as a magneto-zeolite. Magneto-zeolites have a number of potential applications, including magnetic resonance imaging (MRI) contrast agents and water purification. ... Synthetic methods for the production of zeolite are …Web
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The results of scanning electron microscopy showed that the nano ferroferric oxide was adhered to the surface of the zeolite to make it magnetic, and the vibrating sample magnetometer showed that ...Web
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In zeolite production by the hydrothermal method, there are two possible methods for heat generation by magnetic induction: (1) via the conductive properties of the solution and (2) via induction of heat in the magnetic vessel or material which contact with the zeolite gel. This can be used by coating application of the stainless-steel ...Web
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Magnetic zeolite (MZ) as a composite material has been widely applied in many fields of environmental treatment and chemical production [[1], [2], [3]]. Compared with traditional zeolite materials, it not only performs well in adsorption and catalysis, but also features for easy separation from the reaction systems [2,4].Web
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Magnetic zeolite sorbents for removing elemental mercury (Hg 0) from coal-fired flue gas have been successfully produced using fly ash (FA) and iron-containing …Web
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Received 5 November 2019; Received in revised form 16 April 2020; Accepted 27 July 2020 intensity selective magnetic separation to produce an iron-rich magnetic concentrate (Li et al., 2011 ...Web
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A magnetic acid–base catalyst, namely CaO–ZSM-5 zeolite/Fe3O4, was successfully synthesized from waste chicken eggshell and rice husk. This study covered the potential of the synthesized catalyst in direct transesterification of used cooking oil (UCO) containing high free fatty acid (FFA) value. The presence of ZSM-5 zeolite support in …Web
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This was in good agreement with the XRD results, demonstrating the production of a zeolite phase. Figure 10 XRD and SEM imagines of GEO and ZEO; P: zeolite P1, G: gismodine, S: sodalite, C: C 2 S ...Web
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