· In addition, three common contaminants (arsenic (As (V)), methylene blue, and phosphate) were selected as model heavy metal, organic and inorganic ionic contaminants in batch sorption experiments to evaluate the removal ability of the biochar/AlOOH nanocomposite. Among them, arsenic is a highly toxic heavy metal not
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· Biochar/AlOOH nanocomposites can be used to remove arsenic, methylene blue and phosphates (Zhang and Gao, 2013). The effect of iron modification on nitrogen and phosphorus removal of biochar is
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· Removal and recovery of phosphate from water by Mg-laden biochar : batchand column studies. Colloids Surf A Physicochem Eng Asp. 558:429–437. doi: 10.1016/j.colsurfa.2018.09.016
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The phosphate adsorption capacity was substantially increased from 0 mg/g of raw biochar powder to 0.963 mg/g (Bg-FO-1). When the ferric oxides loading was prior to granulation, the adsorption capacity was decreased by 59-0.399 mg/g, possibly due to the decrease of micropore and mesopore area as well as the overlaying of binders to the activated sites
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· Finally, eggshell modified biochar (named Ca-PSB2) was obtained. The preparation process is shown in Figure1. 2.3. P Adsorption Herein, monopotassium phosphate solutions (KH2PO4) were used as phosphoric
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· The work investigated the potential application of Mg-laden biochar prepared from Mg-enriched bamboo to remove and recover phosphate from water. The Mg-laden biochar samples were synthesized at
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· Based on the use of geochemical computer speciation modeling, Basta and McGowen concluded that Cd phosphate was the most probable solid phase formed after diammonium phosphate treatment. Phosphate increases the immobilization in soils through various chemical processes such as direct adsorption/substitution by P
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· Cutline at bottom. Click here for high-resolution image. GAINESVILLE, Fla. — Phosphate poses one of Florida’s ongoing water-quality challenges but a process developed by University of Florida researchers could provide an affordable solution, using partially burned organic matter called biochar to remove the mineral. The process also
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DOI: 10.1007/s10653-017-9986-6 Corpus ID: 4018962 Optimizing the modification of wood waste biochar via metal oxides to remove and recover phosphate from human urine @article{Xu2019OptimizingTM, title={Optimizing the modification of wood waste biochar via
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3 University of Florida, United States 4 Bahauddin Zakariya University, Pakistan * Corresponding author’s e-mail: zfl [email protected] Keywords: nutrients, soil amendment, adsorption model, biochars, tropical feedstock Abstract: Biochar has been extensively
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· Inorganic P was added to develop sorption curves and then desorbed to develop desorption curves for all biochar situations. For the slow pyrolysis, the 600 ºC biochar had a reduced capacity to sorb P (4–10 times less) relative to those biochars formed at 400 C
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· At high levels, phosphates and nitrates from mineral fertilizers and wastewaters are contaminating natural waters, leading, for example, to eutrophication and death of many living species. This requires remediation techniques such as physical, chemical, biological methods, and nano-techniques. For instance, microbes such as
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:BiocharsPublish Year:2021Bench- and pilot-scale sorption tests were used to probe the performance of several biochars at removing perfluoroalkyl acids (PFAA) from field waters, compared to
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Biochar can be used as an absorbent to remove contaminant from water (Ahmadet al. 2014; Xie et al. 2015). This black carbon has high surface area and cation exchange capacity, thereby having a strong ability to bind chemical contaminants. Biomass feed-stock
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· Various studies have already reported the use of different LDHs supported onto biochar to remove phosphate from aqueous solutions through the adsorption process such as MgFe (Rahman et al. 2021
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:55 Uses of BiocharMethods of Biochar ProductionUse of Biochar in Agriculture · Using biochar to remove phosphorus (P) from wastewater has the potential to improve surface water quality and recycle recovered P as a fertilizer. In this research, effects of iron modification
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The process of phosphate adsorption by magnetic particles followed a pseudo-second-order model, and the adsorption mechanism was chemisorption. EMCSB3 was suitable for use in environments with pH ≤ 8, the best dosage was 6.67 g l ^−1 , and its removal rate was maintained at about 85%. Phosphate adsorption was greatly affected by coexisting
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:Biochar Phosphorus RemovalPublish Year:2021Journal of Phosphorus Chemistry · Biochar can be used to remove inorganic anions such as PO 4 3− in water, but the removal ability of conventional biochar is usually low []. Therefore, metal
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· When the dosage of magnetic particles added to 30 ml of 2 mgP l −1 phosphate solution increased from 1.67 g l −1 to 6.67 g l −1, the phosphate removal rate rose from 41.91% to 80.36% and stabilized. Therefore, increasing the dosage of adsorbent was beneficial for the removal of phosphate from water.
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· where X E is the mean plant-available phosphate content of the soil amended with biochar and X C the mean plant-available phosphate content of the un-amended soil of individual treatments
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· The use of biochar for recovery of excess nutrients in dairy manure effluent and the use of nutrient-enriched biochar as soil amendment can offer a robust solution for multiple environmental
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· Two heterogeneous isotherm models (Freundlich and Langmuir-Freundlich) fitted the experimental isotherm of phosphate adsorption onto the biochar better than the Langmuir adsorption model. Our results suggest that biochar converted from anaerobically digested sugar beet tailings is a promising alternative adsorbent, which
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bDepartment of Geological Sciences, University of Florida, Gainesville, FL 32611, United States highlights " Effect of biochar on the leaching of nutrients in soils is not uniform.
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: 458KBStudy from University of Florida finds Biochar effective in Phosphate Removal-BlueTech Research. This is a preview only. Only BlueTech® Research Clients have full
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· Ren et al. [102] removed phosphate using cotton stalk-derived biochar modified by ferric oxides with adsorption capacity of 0.963 mg/g and observed that coating of ferric oxides on biochar
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· It has been found that modified biochar has great performance of adsorption of phosphorous. Therefore, this paper mainly discusses the modified biomass materials to remove phosphorus in eutrophication water. Firstlly, the present situation of phosphorus pollution in eutrophication water is introduced, and then phosphorus removal
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· Aluminum-, Fe-, and Mg-impregnated biochar has been tested for phosphate adsorption, and significantly higher adsorption capacity was achieved (46.6–887 mg P g −1) compared with
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· effectively remove phosphate (P) from solution [11–13]. Ca loaded on other carrier materials, such as biochar, can be effective adsorbents for the recovery of phosphorus from wastewater [14]. The traditional Ca-modified biochar methods utilize the
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· In recent years, a large volume of literature has been published regarding the removal of phosphorus (P) from wastewater. Various sorbing materials, such as metal oxides and hydroxides, carbonates and hydroxides of calcium (Ca) and magnesium (Mg), hydrotalcite, activated carbon, anion exchange resins, industrial solid wastes and organic
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· Aluminum-, Fe-, and Mg-impregnated biochar has been tested for phosphate adsorption, and significantly higher adsorption capacity was achieved (46.6–887 mg P g −1) compared with unmodified biochar (8.1–12.0 mg P g
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