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Adsorption property of direct fast black onto acid-thermal modified sepiolite and optimization of adsorptionconditions using Box-Behnken response surface methodology

Chengyuan SU, Weiguang LI, Yong WANG

Frontiers of Environmental Science & Engineering 2013, Volume 7, Issue 4,   Pages 503-511 doi: 10.1007/s11783-012-0477-9

Abstract: The adsorption of direct fast black onto acid-thermal modified sepiolite was investigated.Batch adsorption experiments were performed to evaluate the influences of experimental parameters suchas initial dye concentration, initial solution pH and adsorbent dosage on the adsorption process.The three-factor and three-level Box-Behnken response surface methodology (RSM) was utilized for modelingand optimization of the adsorption conditions for direct fast black onto the acid-thermal modified sepiolite

Keywords： direct fast black     acid-thermal modified sepiolite     adsorption     response surface methodology    

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Parametric study on the mixed solvent synthesis of ZIF-8 nano- and micro-particles for CO adsorption:A response surface study

Alireza Hadi, Javad Karimi-Sabet, Abolfazl Dastbaz

Frontiers of Chemical Science and Engineering 2020, Volume 14, Issue 4,   Pages 579-594 doi: 10.1007/s11705-018-1770-3

Abstract: Response surface methodology was used to determine the effect of the synthesis conditions on the ZIF-addition, ZIF-8 samples with different mean particle sizes (100, 500, and 1000 nm) were used for CO adsorptionand the mid-sized ZIF-8 particles had the highest adsorption capacity.

Keywords： metal organic frameworks     zeolitic imidazolate frameworks     ZIF-8     response surface methodology     Box Behnkendesign     CO adsorption    

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Insight into the effect of surface carboxyl and amino groups on the adsorption of titanium dioxide for

Wenlong Zhang, Xuyang Zhao, Lin Zhang, Jinwei Zhu, Shanshan Li, Ping Hu, Jiangtao Feng, Wei Yan

Frontiers of Chemical Science and Engineering 2021, Volume 15, Issue 5,   Pages 1147-1157 doi: 10.1007/s11705-020-1978-x

Abstract: functionalized with organic groups were prepared to study the effect of carboxyl and amino groups on the adsorptioninteraction between ARG and the functional organic groups on the TiO samples plays an important role in the adsorptionprocess, which leads to the excellent adsorption performance (higher capacity and faster adsorptionFurthermore, there is no obvious loss of the adsorption capacity for the functionalized TiO even after5 adsorption-desorption cycles, which indicated the good reusability of the modified TiO samples for

Keywords： amino group     carboxylic group     titanium dioxide     ARG     adsorption    

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Immobilization of NZVI in polydopamine surface-modified biochar for adsorption and degradation of tetracycline

Xiangyu Wang, Weitao Lian, Xin Sun, Jun Ma, Ping Ning

Frontiers of Environmental Science & Engineering 2018, Volume 12, Issue 4, doi: 10.1007/s11783-018-1066-3

Abstract:

Novel method for polydopamine (PDA) modified biochar (BC) with immobilized NZVI.

PDA/NZVI@BC exhibits significantly enhanced activity for tetracycline (TC) removal.

TC removal efficiency was increased by 55.9% compared with that of pristine NZVI.

The mechanism of tetracycline removal by PDA/NZVI@BC was proposed.

Keywords： Biochar     Polydopamine     NZVI     Modification     Tetracycline    

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A density functional theory study of the adsorption of Hg and HgCl2 on a CaO(001) surface

GUO Xin, ZHENG Chuguang, LU Nanxia

Frontiers in Energy 2007, Volume 1, Issue 1,   Pages 101-104 doi: 10.1007/s11708-007-0011-0

Abstract: The adsorption of mercury and mercury chloride on a CaO(001) surface was investigated by the densityFor the mercury molecular axis normal to the surface, the mercury can only coordinate to the O anionWhen the mercury chloride molecular axis is vertical to the surface, the Cl atom coordinates to the CaWhen the mercury chloride molecular axis is parallel to the surface, the Hg atom coordinates to the O

Keywords： mercury chloride     mercury molecular     surface     cluster     electrostatic    

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of malachite green from aqueous solution by sorption on hydrilla verticillata biomass using response surface

R. RAJESHKANNAN, N. RAJAMOHAN, M. RAJASIMMAN

Frontiers of Chemical Science and Engineering 2009, Volume 3, Issue 2,   Pages 146-154 doi: 10.1007/s11705-009-0007-x

Abstract: The central composite face-centered experimental design (CFCD) in response surface methodology (RSM)was used for designing the experiments as well as for full response surface estimation.

Keywords： response surface methodology     hydrilla verticillata     malachite green     adsorption     central composite design    

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Adsorption of toluene, ethylbenzene and xylene isomers on multi-walled carbon nanotubes oxidized by different

Fei YU, Jie MA, Yanqing WU

Frontiers of Environmental Science & Engineering 2012, Volume 6, Issue 3,   Pages 320-329 doi: 10.1007/s11783-011-0340-4

Abstract: untreated MWCNTs and modified MWCNTs were employed as adsorbents to study their characterizations and adsorptionThe physicochemical properties of MWCNTs were greatly affected after oxidation, which influences TEX adsorptionThe 3% NaOCl-oxidized MWCNTs shows the greatest enhancement in TEX adsorption, followed by the 30% NaOClMore interestingly, the 15% NaOCl-oxidized MWCNTs has lower adsorption capacities than untreated MWCNTsThe adsorption mechanism of TEX on treated MWCNTs is attributed to the combined action of hydrophobic

Keywords： adsorption     toluene     ethylbenzene and xylene isomers (TEX)     multi-walled carbon nanotube     surface oxidation    

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Preparation of a novel anion exchange group modified hyper-crosslinked resin for the effective adsorption

Qing ZHOU, Mengqiao WANG, Aimin LI, Chendong SHUANG, Mancheng ZHANG, Xiaohan LIU, Liuyan WU

Frontiers of Environmental Science & Engineering 2013, Volume 7, Issue 3,   Pages 412-419 doi: 10.1007/s11783-013-0483-6

Abstract: The obtained resin had both a high specific surface area (793.34 m ·g ) and a large exchange capacityfor the adsorption of HA.The adsorption isotherms of TC and HA were well-fitted with the Freundlich model, which indicated theexistence of heterogeneous adsorption through cation-π bonding and π–π interactions.The optimal solution condition for the adsorption of TC was at a pH of 5–6, whereas the adsorption of

Keywords： high surface area     adsorption     anion exchange     micropollutant     dissolved organic matters    

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New insights into mercury removal mechanism on CeO

Ling Li, Yu He, Xia Lu

Frontiers of Environmental Science & Engineering 2018, Volume 12, Issue 2, doi: 10.1007/s11783-018-1007-1

Abstract: First-principles calculations were performed to investigate the mechanism of Hg adsorption and oxidationSurface oxygen activated by the reduction of Ce to Ce was vital to Hg adsorption and oxidation processesHg was fully oxidized by the surface lattice oxygen on CeO (111), without using any other oxidizingIn contrast, O–H and H–O–H groups formed during HCl adsorption consumed the active surface oxygen andThe consumed surface oxygen was replenished by adding O into the flue gas.

Keywords： Elemental mercury removal     Surface adsorption     Ceria     First-principles calculations    

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Occurrence of bisphenol A in surface and drinking waters and its physicochemical removal technologies

Liping LIANG,Jing ZHANG,Pian FENG,Cong LI,Yuying HUANG,Bingzhi DONG,Lina LI,Xiaohong GUAN

Frontiers of Environmental Science & Engineering 2015, Volume 9, Issue 1,   Pages 16-38 doi: 10.1007/s11783-014-0697-2

Abstract: BPA has been detected in many surface waters and drinking water with the maximum concentrations up totechnology options in eliminating BPA can be divided into four categories: oxidation, advanced oxidation, adsorptionWithout formation of harmful by-products, physical separation methods such as activated carbon adsorptionremoval efficiency when the membrane became saturated may limit the application of activated carbon adsorptionHybrid processes, e.g. combining adsorption and biologic process or combining membrane and oxidation

Keywords： Bisphenol A (BPA)     occurrence     conventional oxidation     advanced oxidation     adsorption     membrane filtration    

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Optimization of methyl orange removal from aqueous solution by response surface methodology using spent

Liangzhi LI,Xiaolin LI,Ci YAN,Weiqiang GUO,Tianyi YANG,Jiaolong FU,Jiaoyan TANG,Cuiying HU

Frontiers of Environmental Science & Engineering 2014, Volume 8, Issue 4,   Pages 496-502 doi: 10.1007/s11783-013-0578-0

Abstract: First, the effects of various parameters such as temperature, adsorption time, dose of spent tea leavesThen, the response surface methodology (RSM), based on Box–Behnken design, was employed to obtain theoptimum adsorption conditions.

Keywords： spent tea leaves     adsorption     response surface methodology     methyl orange (MO)    

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Construction and Application of Mineral Flotation Adsorption Equilibrium Model: Accurately Analyze Ions/ Reagents Adsorption Behavior on Mineral Surface

Gao Ya, Fu Xinzhuang, Han Haisheng, Wang Li, Yue Tong, Sun Wei

Strategic Study of CAE 2023, Volume 25, Issue 6,   Pages 248-258 doi: 10.15302/J-SSCAE-2023.07.020

Abstract: It is the first time to realize quantitative affinity analysis between mineral surface sites and There is a lack of scientific explanation for the traditional flotation theory on the surface-activeBased on these constants, mineral surface electricity and ions/reagents adsorption behavior cansurface at different conditions can reflect its floatability trend to a certain extent, which helpsIt is also of great significance in the study of mineral surface reagent adsorption mechanisms,

Keywords： mineral processing     flotation mechanism     mineral flotation adsorption equilibrium model     mineral floatability    

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Fabrication, characterization and evaluation of mesoporous activated carbons from agricultural waste: Jerusalem artichoke stalk as an example

Lei YU,Chen TU,Yongming LUO

Frontiers of Environmental Science & Engineering 2015, Volume 9, Issue 2,   Pages 206-215 doi: 10.1007/s11783-014-0631-7

Abstract: The as-prepared JAS-MACs were characterized by thermogravimetric, nitrogen gas adsorption isotherm andmesoporosity, mesopore volume and carbon yield were investigated, and further optimized by response surfaceThe Brunauer-Emmett-Teller surface area, mesoporosity and mesopore volume of the JAS-MAC prepared underCompared with commercial activated carbons, this carbon exhibited a comparable monolayer adsorption capacity

Keywords： mesoporous activated carbon     response surface methodology     adsorption isotherm     agricultural wastes    

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Contributions of adsorption, bioreduction and desorption to uranium immobilization by extracellular polymeric

Frontiers of Environmental Science & Engineering 2023, Volume 17, Issue 9, doi: 10.1007/s11783-023-1707-z

Abstract:

● EPS immobilizes U(VI) via adsorption, bioreduction and desorption

Keywords： Adsorption     Bioreduction     Desorption     Kinetics     Isotherm     Uranium    

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Polypropylene microplastics alter the cadmium adsorption capacity on different soil solid fractions

Frontiers of Environmental Science & Engineering 2022, Volume 16, Issue 1,   Pages 3-3 doi: 10.1007/s11783-021-1437-z

Abstract: In this study, batch experiments were performed to investigate the adsorption characteristics of Cd in

Keywords： Polypropylene microplastics     Cadmium     Adsorption     POM     OMC     Mineral    

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Title Author Date Type Operation

Adsorption property of direct fast black onto acid-thermal modified sepiolite and optimization of adsorptionconditions using Box-Behnken response surface methodology

Chengyuan SU, Weiguang LI, Yong WANG

Journal Article

Parametric study on the mixed solvent synthesis of ZIF-8 nano- and micro-particles for CO adsorption:A response surface study

Alireza Hadi, Javad Karimi-Sabet, Abolfazl Dastbaz

Journal Article

Insight into the effect of surface carboxyl and amino groups on the adsorption of titanium dioxide for

Wenlong Zhang, Xuyang Zhao, Lin Zhang, Jinwei Zhu, Shanshan Li, Ping Hu, Jiangtao Feng, Wei Yan

Journal Article

Immobilization of NZVI in polydopamine surface-modified biochar for adsorption and degradation of tetracycline

Xiangyu Wang, Weitao Lian, Xin Sun, Jun Ma, Ping Ning

Journal Article

A density functional theory study of the adsorption of Hg and HgCl2 on a CaO(001) surface

GUO Xin, ZHENG Chuguang, LU Nanxia

Journal Article

of malachite green from aqueous solution by sorption on hydrilla verticillata biomass using response surface

R. RAJESHKANNAN, N. RAJAMOHAN, M. RAJASIMMAN

Journal Article

Adsorption of toluene, ethylbenzene and xylene isomers on multi-walled carbon nanotubes oxidized by different

Fei YU, Jie MA, Yanqing WU

Journal Article

Preparation of a novel anion exchange group modified hyper-crosslinked resin for the effective adsorption

Qing ZHOU, Mengqiao WANG, Aimin LI, Chendong SHUANG, Mancheng ZHANG, Xiaohan LIU, Liuyan WU

Journal Article

New insights into mercury removal mechanism on CeO

Ling Li, Yu He, Xia Lu

Journal Article

Occurrence of bisphenol A in surface and drinking waters and its physicochemical removal technologies

Liping LIANG,Jing ZHANG,Pian FENG,Cong LI,Yuying HUANG,Bingzhi DONG,Lina LI,Xiaohong GUAN

Journal Article

Optimization of methyl orange removal from aqueous solution by response surface methodology using spent

Liangzhi LI,Xiaolin LI,Ci YAN,Weiqiang GUO,Tianyi YANG,Jiaolong FU,Jiaoyan TANG,Cuiying HU

Journal Article

Construction and Application of Mineral Flotation Adsorption Equilibrium Model: Accurately Analyze Ions/ Reagents Adsorption Behavior on Mineral Surface

Gao Ya, Fu Xinzhuang, Han Haisheng, Wang Li, Yue Tong, Sun Wei

Journal Article

Fabrication, characterization and evaluation of mesoporous activated carbons from agricultural waste: Jerusalem artichoke stalk as an example

Lei YU,Chen TU,Yongming LUO

Journal Article

Contributions of adsorption, bioreduction and desorption to uranium immobilization by extracellular polymeric

Journal Article

Polypropylene microplastics alter the cadmium adsorption capacity on different soil solid fractions

Journal Article