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concrete 48

compressive strength 16

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fly ash 6

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steel fiber 5

artificial neural network 4

fiber-reinforced polymer 4

finite element method 4

mechanical properties 4

prestressed concrete 4

sensitivity analysis 4

shrinkage 4

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Modeling of bentonite/sepiolite plastic concrete compressive strength using artificial neural network

Ali Reza GHANIZADEH, Hakime ABBASLOU, Amir Tavana AMLASHI, Pourya ALIDOUST

Frontiers of Structural and Civil Engineering 2019, Volume 13, Issue 1,   Pages 215-239 doi: 10.1007/s11709-018-0489-z

Abstract: Plastic concrete is an engineering material, which is commonly used for construction of cut-off wallsartificial neural network (ANN) and support vector machine (SVM) to predict the compressive strength of bentonite/sepiolite plastic concretes.For this purpose, two unique sets of 72 data for compressive strength of bentonite and sepiolite plasticFinally, the influence of different variables on the plastic concrete compressive strength values was

Keywords： bentonite/sepiolite plastic concrete     compressive strength     artificial neural network     support vector machine    

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Effects of natural zeolite and sulfate ions on the mechanical properties and microstructure of plasticconcrete

Frontiers of Structural and Civil Engineering 2022, Volume 16, Issue 1,   Pages 86-98 doi: 10.1007/s11709-021-0793-x

Abstract: strategic materials used in earth-fill embankment dams and in modifying and preventing groundwater flow is plasticconcrete (PlC).PlC is comprised of aggregates, water, cement, and bentonite.

Keywords： plastic concrete     sulfate resistance     natural zeolite     triaxial compression test     SEM     permeability    

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Predetermination of potential plastic hinges on reinforced concrete frames using GFRP reinforcement

Dominik KUERES; Dritan TOPUZI; Maria Anna POLAK

Frontiers of Structural and Civil Engineering 2022, Volume 16, Issue 5,   Pages 624-637 doi: 10.1007/s11709-022-0832-2

Abstract: past, glass fiber-reinforced polymer (GFRP)-reinforcement has been successfully applied in reinforced concreteBased on this idea, this paper presents a novel concept for the predetermination of potential plasticresults underscore the high efficiency of hybrid steel-GFRP RC sections for predetermining potential plasticimproved by means of GFRP as both the column base shear force during the seismic activity as well as the plastic

Keywords： glass fiber-reinforced polymer     GFRP     hybrid section     plastic hinge     seismic design     reinforced concrete    

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Influence of recycled polyethylene terephthalate fibres on plastic shrinkage and mechanical propertiesof concrete

Necat ÖZAŞIK; Özgür EREN

Frontiers of Structural and Civil Engineering 2022, Volume 16, Issue 6,   Pages 792-802 doi: 10.1007/s11709-022-0849-6

Abstract: To deal with this concern, recycled polyethylene terephthalate bottles were incorporated in concrete(RPFRC) in comparison with control concrete without fibres. polyethylene terephthalate fibres with threetwo lengths (20 and 30 mm) were added at various proportions (0.5%, 1.0%, 1.5% and 2.0%) by volume of concretedetermine the effect of fibres initially on compressive, flexural and splitting tensile strengths of concretePlastic shrinkage resistance and impact resistance tests were also performed according to related standards

Keywords： recycled PET     fibre-reinforced concrete     mechanical properties     plastic shrinkage     impact energy    

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Facile fabrication of dolomite-doped biochar/bentonite for effective removal of phosphate from complex

Frontiers of Environmental Science & Engineering 2023, Volume 17, Issue 6, doi: 10.1007/s11783-023-1671-7

Abstract:

● Dolomite-doped biochar/bentonite was synthesized for phosphate removal

Keywords： Biochar-bentonite composite     Dolomite doping     Phosphate adsorption     Polymeric matrix membrane     Adsorption-filtration    

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Removal of copper ions from aqueous solution by adsorption using LABORATORIES-modified bentonite (organo-bentonite

Sandy, Velycia MARAMIS, Alfin KURNIAWAN, Aning AYUCITRA, Jaka SUNARSO, Suryadi ISMADJI

Frontiers of Chemical Science and Engineering 2012, Volume 6, Issue 1,   Pages 58-66 doi: 10.1007/s11705-011-1160-6

Abstract: of copper ions from an aqueous solution using linear alkylbenzene sulfonate (LABORATORIES) modified bentonite(organo-bentonite) are reported.Modification of bentonite was performed via microwave heating with a concentration of LABORATORIES surfactantequivalent to 1.5 times that of the cation exchange capacity (CEC) of the raw bentonite.The Sips model had the best fit for the adsorption of copper ions onto organo-bentonite.

Keywords： heavy metal     copper     adsorption     organo-bentonite     temperature dependent    

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Effects of microfine aggregate in manufactured sand on bleeding and plastic shrinkage cracking of concrete

Branavan ARULMOLY; Chaminda KONTHESINGHA; Anura NANAYAKKARA

Frontiers of Structural and Civil Engineering 2022, Volume 16, Issue 11,   Pages 1453-1473 doi: 10.1007/s11709-022-0877-2

Abstract: industries have started to utilize manufactured sand (MS) as an effective alternative for river sand in concretespecifically 0%, 3%, 6%, 9%, and 12% (by weight) as the partial replacements of MS on bleeding and plasticshrinkage cracking of concrete.In addition to the varying MFA levels, some concrete mixes also included fly ash (FA) and superplasticizerThe bleeding test data were taken as on-site measurements, while the cracks from the plastic shrinkage

Keywords： manufactured sand     fresh concrete     microfines     admixtures     shrinkage     cracking    

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Fe-Mn-sepiolite as an effective heterogeneous Fenton-like catalyst for the decolorization of reactive

Chengyuan SU,Weiguang LI,Xingzhe LIU,Xiaofei HUANG,Xiaodan YU

Frontiers of Environmental Science & Engineering 2016, Volume 10, Issue 1,   Pages 37-45 doi: 10.1007/s11783-014-0729-y

Abstract: A study of the decolorization of reactive brilliant blue in an aqueous solution using Fe-Mn-sepioliteMoreover, the Fe-Mn-sepiolite catalyst had good stability for the degradation of reactive brilliant blue

Keywords： Fe-Mn-sepiolite catalyst     heterogeneous Fenton-like     reactive brilliant blue     homogeneous precipitation    

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Novel approach to control adsorbent aggregation: iron fixed bentonite-fly ash for Lead (Pb) and Cadmium

Teza Mwamulima, Xiaolin Zhang, Yongmei Wang, Shaoxian Song, Changsheng Peng

Frontiers of Environmental Science & Engineering 2018, Volume 12, Issue 2, doi: 10.1007/s11783-017-0979-6

Abstract: to control zero valent iron aggregation and separation problems by fixing zero valent iron (ZVI) on bentonite-flyFor this purpose, porous low cost bentonite-fly ash (BFA) pellets with size of 2.00 cm in length and0.35 cm in diameter were prepared and fixed with ZVI to manufacture zero valent iron bentonite-fly ash

Keywords： Zero valent iron     Bentonite     Fly ash     Heavy metals removal     Synthesis    

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Removal of decabromodiphenyl ether (BDE-209) by sepiolite-supported nanoscale zerovalent iron

Rongbing FU,Na MU,Xiaopin GUO,Zhen XU,Dongsu BI

Frontiers of Environmental Science & Engineering 2015, Volume 9, Issue 5,   Pages 867-878 doi: 10.1007/s11783-015-0800-3

Abstract: Nanoscale zerovalent iron (nZVI) synthesized using sepiolite as a supporter was used to investigate theBDE-209 was rapidly removed by the prepared sepiolite-supported nZVI with a reaction rate that was 5The removal efficiency of BDE-209 increased with increasing dosage of sepiolite-supported nZVI particlesDebromination pathways of BDE-209 with sepiolite-supported nZVI were proposed based on the identifiedAdsorption on sepiolite-supported nZVI particles also played a role in the removal of BDE-209.

Keywords： sepiolite-supported nanoscale zerovalent iron     decabromodiphenyl ether     debromination     adsorption     mechanism    

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Excellent performance of Cu-Mn/Ti-sepiolite catalysts for low-temperature CO oxidation

Yong Song,Lisha Liu,Zhidan Fu,Qing Ye,Shuiyuan Cheng,Tianfang Kang,Hongxing Dai

Frontiers of Environmental Science & Engineering 2017, Volume 11, Issue 2, doi: 10.1007/s11783-017-0908-8

Abstract: Sepiolite is clay mineral with a 2:1 layered structure.The Ti-modified sepiolite (Ti-Sep)-supported Mn-Cu mixed oxide ( Mn5Cu/Ti-Sep) catalysts were synthesized

Keywords： Ti-modified sepiolite     Supported Mn-Cu mixed oxide     Low-temperature reducibility     Strong metal-support interaction    

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Effects of sepiolite on stabilization remediation of heavy metal-contaminated soil and its ecological

Yuebing SUN,Dan ZHAO,Yingming XU,Lin WANG,Xuefeng LIANG,Yue SHEN

Frontiers of Environmental Science & Engineering 2016, Volume 10, Issue 1,   Pages 85-92 doi: 10.1007/s11783-014-0689-2

Abstract: accumulation in spinach ( ) were considered in assessing stabilization remediation effectiveness using sepioliteResults showed that soil pH values increased with rising sepiolite concentration.Sequential extraction results indicated that the addition of sepiolite converted significant amountsTreatments of sepiolite were observed to reduce Cd and Pb translocation from the soil to the roots andactinomycete counts, as well as in catalase activities, indicated that soil metabolic recovery occurred after sepiolite

Keywords： stabilization remediation     heavy metals     sepiolite     soil quality     spinach (Spinacia oleracea)    

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Adsorption property of direct fast black onto acid-thermal modified sepiolite and optimization of adsorption

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.and optimization of the adsorption conditions for direct fast black onto the acid-thermal modified sepioliteThe raw sepiolite was converted to acid-thermal modified sepiolite, and changes in the fourier transformThe zeolitic water disappeared and the purity of sepiolite was improved by acid-thermal modification.decolorization rate of direct fast black adsorbed increased from 68.2% to 98.9% on acid-thermal modified sepiolite

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

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Experimental, analytical and numerical studies on concrete encased trapezoidally web profiled cold formed

Divahar RAVI, Aravind Raj PONSUBBIAH, Sangeetha Sreekumar PRABHA, Joanna Philip SARATHA

Frontiers of Structural and Civil Engineering 2020, Volume 14, Issue 4,   Pages 930-946 doi: 10.1007/s11709-020-0652-1

Abstract: Concrete encased with trapezoidally corrugated web profiled cold-formed steel beams are used worldwidehigher load carrying capacity as well as significant increase in the bending stiffness by encasing concreteTo find the effect of concrete encasement in the web, 12 experiments were conducted by two differentFrom the static bending tests the concrete encased trapezoidally corrugated web beam showed improvedencased with cold-formed steel beams by exhibiting its super elasto-plastic property.

Keywords： concrete encased beam     trapezoidally corrugated web     loading capacity     super elasto-plastic    

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Moving policy and regulation forward for single-use plastic alternatives

Frontiers of Environmental Science & Engineering 2021, Volume 15, Issue 3, doi: 10.1007/s11783-021-1423-5

Abstract: The innovation of sustainable and environmentally friendly single-use plastic alternative materials andThe development of single-use plastic alternative products can be promoted fundamentally only by improving

Keywords： Single-use plastic alternatives     Policy     Regulation     Sustainable development    

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Title Author Date Type Operation

Modeling of bentonite/sepiolite plastic concrete compressive strength using artificial neural network

Ali Reza GHANIZADEH, Hakime ABBASLOU, Amir Tavana AMLASHI, Pourya ALIDOUST

Journal Article

Effects of natural zeolite and sulfate ions on the mechanical properties and microstructure of plasticconcrete

Journal Article

Predetermination of potential plastic hinges on reinforced concrete frames using GFRP reinforcement

Dominik KUERES; Dritan TOPUZI; Maria Anna POLAK

Journal Article

Influence of recycled polyethylene terephthalate fibres on plastic shrinkage and mechanical propertiesof concrete

Necat ÖZAŞIK; Özgür EREN

Journal Article

Facile fabrication of dolomite-doped biochar/bentonite for effective removal of phosphate from complex

Journal Article

Removal of copper ions from aqueous solution by adsorption using LABORATORIES-modified bentonite (organo-bentonite

Sandy, Velycia MARAMIS, Alfin KURNIAWAN, Aning AYUCITRA, Jaka SUNARSO, Suryadi ISMADJI

Journal Article

Effects of microfine aggregate in manufactured sand on bleeding and plastic shrinkage cracking of concrete

Branavan ARULMOLY; Chaminda KONTHESINGHA; Anura NANAYAKKARA

Journal Article

Fe-Mn-sepiolite as an effective heterogeneous Fenton-like catalyst for the decolorization of reactive

Chengyuan SU,Weiguang LI,Xingzhe LIU,Xiaofei HUANG,Xiaodan YU

Journal Article

Novel approach to control adsorbent aggregation: iron fixed bentonite-fly ash for Lead (Pb) and Cadmium

Teza Mwamulima, Xiaolin Zhang, Yongmei Wang, Shaoxian Song, Changsheng Peng

Journal Article

Removal of decabromodiphenyl ether (BDE-209) by sepiolite-supported nanoscale zerovalent iron

Rongbing FU,Na MU,Xiaopin GUO,Zhen XU,Dongsu BI

Journal Article

Excellent performance of Cu-Mn/Ti-sepiolite catalysts for low-temperature CO oxidation

Yong Song,Lisha Liu,Zhidan Fu,Qing Ye,Shuiyuan Cheng,Tianfang Kang,Hongxing Dai

Journal Article

Effects of sepiolite on stabilization remediation of heavy metal-contaminated soil and its ecological

Yuebing SUN,Dan ZHAO,Yingming XU,Lin WANG,Xuefeng LIANG,Yue SHEN

Journal Article

Adsorption property of direct fast black onto acid-thermal modified sepiolite and optimization of adsorption

Chengyuan SU, Weiguang LI, Yong WANG

Journal Article

Experimental, analytical and numerical studies on concrete encased trapezoidally web profiled cold formed

Divahar RAVI, Aravind Raj PONSUBBIAH, Sangeetha Sreekumar PRABHA, Joanna Philip SARATHA

Journal Article

Moving policy and regulation forward for single-use plastic alternatives

Journal Article