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Effect of fineness of ash on pozzolanic properties and acid resistance of sugarcane bagasse ash replaced

Shan E ALI; Rizwan AZAM; Muhammad Rizwan RIAZ; Mohamed ZAWAM

Frontiers of Structural and Civil Engineering 2022, Volume 16, Issue 10,   Pages 1287-1300 doi: 10.1007/s11709-022-0872-7

Abstract: distributions at a replacement rate of 20% by weight were used to study the chemical and physical pozzolanic propertiesused to replace 20% by weight of cement and create mortar specimens that were subjected to sulfuric acidAdditionally, X-ray fluorescence and X-ray diffraction analysis showed that the SCBA had favorable chemical properties

Keywords： durability     cement replacement     sugarcane bagasse ash     fineness of ash     pozzolanic properties     mortaracid resistance    

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Preparation and swelling properties of a starch-g-poly(acrylic acid)/organo-mordenite hydrogel composite

Yan Zhang,Pingqiang Gao,Lin Zhao,Yizhong Chen

Frontiers of Chemical Science and Engineering 2016, Volume 10, Issue 1,   Pages 147-161 doi: 10.1007/s11705-015-1546-y

Abstract: A novel hydrogel composite was prepared via inverse suspension polymerization using starch, acrylic acidspectroscopy, scanning electron microscopy, and energy dispersive spectroscopy confirmed that the acrylic acid

Keywords： hydrogel composite     environmental-responsiveness     organo-mordenite     starch     acrylic acid    

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Fluorescent properties and

Hong GAO,Jie SONG,Shibin SHANG,Zhanqian SONG

Frontiers of Agricultural Science and Engineering 2017, Volume 4, Issue 1,   Pages 106-115 doi: 10.15302/J-FASE-2017133

Abstract: A series of dehydroabietic acid-based diarylamines have been synthesized in order to investigate theirfluorescent properties, photostability, cell toxicity and fluorescence imaging.The geometries as well as their molecular properties were optimized at the B3LYP/6-31G* level using Gaussiangeometry, HOMO and LUMO energies, and energy gaps are important to predict absorption and fluorescent properties

Keywords： dehydroabietic acid-based diarylamine     DFT study     fluorescent probe     in vitro imaging    

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Prediction of selected biodiesel fuel properties using artificial neural network

Solomon O. GIWA,Sunday O. ADEKOMAYA,Kayode O. ADAMA,Moruf O. MUKAILA

Frontiers in Energy 2015, Volume 9, Issue 4,   Pages 433-445 doi: 10.1007/s11708-015-0383-5

Abstract: It has fuel properties similar to diesel which are generally determined experimentally.The experimental determination of various properties of biodiesel is costly, time consuming and a tediousproblems, artificial neural network (ANN) has been considered as a vital tool for estimating the fuel propertiesof biodiesel, especially from its fatty acid (FA) composition.Hence, the present study demonstrates the ability of ANN model to predict fuel properties of biodiesel

Keywords： biodiesel     fuel properties     artificial neural network     fatty acid     prediction    

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The influence of the NCO/OH ratio and the 1,6-hexanediol/dimethylol propionic acid molar ratio on theproperties of waterborne polyurethane dispersions based on 1,5-pentamethylene diisocyanate

Jiao Feng, Qiuhao Lu, Weimin Tan, Kequan Chen, Pingkai Ouyang

Frontiers of Chemical Science and Engineering 2019, Volume 13, Issue 1,   Pages 80-89 doi: 10.1007/s11705-018-1763-2

Abstract: diisocyanate poly(polyether) with different NCO/OH ratios and 1,6-hexanediol (HDO)/dimethylol propionic acidused to investigate the structures, thermal stability, phase separation, crystallinity, mechanical properties

Keywords： 1     5-pentamethylene diisocyanate     polyurethane     water based    

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Tailoring the microstructure and properties of PES/SPSf loose nanofiltration membranes using SPES as

Frontiers of Chemical Science and Engineering 2023, Volume 17, Issue 10,   Pages 1555-1567 doi: 10.1007/s11705-023-2338-4

Abstract: were prepared with addition of sulfonated polyethersulfone (SPES) as a hydrophilic polymer and adipic acidmolecular dynamic simulation modeling confirmed that hydrogen bonds between PES, SPSf, SPES, and adipic acid

Keywords： adipic acid     loose nanofiltration membrane     dye/salt selective separation     steric hindrance     charge effect    

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EXTRACTION AND EVALUATION OF EDIBLE OIL FROM SCHIZOCHYTRIUM SP. USING AN AQUEOUS ENZYMATIC METHOD

Frontiers of Agricultural Science and Engineering 2021, Volume 8, Issue 4,   Pages 623-634 doi: 10.15302/J-FASE -2021400

Abstract: edible oil due to its short growth cycle and rapid lipid accumulation, especially of docosahexaenoic acidThere was a significant difference (P<0.05) in polyunsaturated fatty acid composition betweenmicroalgal oil obtained by AEE and by Soxhlet extraction, with the former having superior physiochemical properties

Keywords： antioxidant activity / aqueous enzymatic extraction / edible microalgal oil / fatty acid composition/ physicochemical properties    

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Effect of typical boron compounds on the thermal degradation and combustion properties of Phyllostachys

Yang Shoulu,Wu Yiqiang,Qing Yan and Yao Chunhua

Strategic Study of CAE 2014, Volume 16, Issue 4,   Pages 51-55

Abstract: ;">The combustion and thermal degradation of moso bamboo (Phyllostachys Pubescens) treated by boric acidApplications of boric acid and borax have significant influence on protecting bamboo substrate from thermal

Keywords： boric acid     borax     Phyllostachys Pubescens     thermal degradation     combustion properties    

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Potential hybrid feedstock for biodiesel production in the tropics

Solomon GIWA,Oludaisi ADEKOMAYA,Collins NWAOKOCHA

Frontiers in Energy 2016, Volume 10, Issue 3,   Pages 329-336 doi: 10.1007/s11708-016-0408-8

Abstract: The primary aim is to improve fuel properties which are strongly influenced by the fatty acid compositionFuel properties of hybrid oil methyl ester (the HOME) were determined in accordance with standard testConclusively, the binary blend of oils can be a viable option to improve the fuel properties of biodiesel

Keywords： groundnut oil     palm kernel oil     methyl ester     fuel properties     tropics     fatty acid composition    

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Sulfonic acid-functionalized mesoporous silica catalyst with different morphology for biodiesel production

Frontiers of Chemical Science and Engineering 2022, Volume 16, Issue 8,   Pages 1198-1210 doi: 10.1007/s11705-021-2133-z

Abstract: Sulfonic acid functionalized mesoporous silica based solid acid catalysts with different morphology wereThe sulfonic acid functionalized mesoporous silica catalysts of spherical shape and the cube shape werecatalytic biodiesel production reaction over the catalysts were studied by esterification of free fatty acid, oleic acid with methanol.The effect of various reaction parameters such as catalyst concentration, acid/alcohol molar ratio, catalyst

Keywords： solid acid catalyst     mesoporous silica     sulfonic acid     biodiesel     esterification     oleic acid    

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Amino acid promoted hydrogen battery system using Mn-pincer complex for reversible CO hydrogenation toformic acid

Frontiers in Energy 2022, Volume 16, Issue 5,   Pages 697-699 doi: 10.1007/s11708-022-0843-7

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Enzyme@bismuth-ellagic acid: a versatile platform for enzyme immobilization with enhanced acid-base stability

Frontiers of Chemical Science and Engineering 2023, Volume 17, Issue 6,   Pages 784-794 doi: 10.1007/s11705-022-2278-4

Abstract: biocatalysts; however, it is limited by the conditions of metal–organic framework synthesis and its acid-baseHerein, a biocatalytic platform with improved acid-base stability was constructed via a one-pot methodusing bismuth-ellagic acid as the carrier.Bismuth-ellagic acid is a green phenol-based metal–organic framework whose organic precursor is extractedacid was enhanced, which remained stable over a wide pH range (2–12) and achieved multiple recycling

Keywords： bismuth-ellagic acid     in situ encapsulation     enzyme@MOF biocomposites    

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Discovery of novel ursolic acid derivatives as effective antimicrobial agents through a ROS-mediated

Frontiers of Chemical Science and Engineering 2023, Volume 17, Issue 12,   Pages 2101-2113 doi: 10.1007/s11705-023-2361-5

Abstract: In this study, we prepared three series of ursolic acid derivatives and assessed their antibacterialredox system of phytopathogenic bacteria, further demonstrating the unprecedented potential of ursolic acid

Keywords： ursolic acid     antibacterial activities     reactive oxygen species     apoptosis    

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Synergistic scale inhibition of polyaspartic acid composite with magnetic field

LIU Zhenfa, WANG Yanji, GAO Yuhua, ZHANG Lihui

Frontiers of Chemical Science and Engineering 2007, Volume 1, Issue 3,   Pages 261-265 doi: 10.1007/s11705-007-0047-z

Abstract: Polyaspartic acid (PASP) composite, a scale inhibitor, was prepared from PASP, itaconic acid–acrylicacid–acrylic ester (IA-AA-AE) terpolymer and 2-phosphonobutane- 1,2,4-tricarboxylic acid (PBTCA).

Keywords： synergism     magnetic     PBTCA     dynamic     acid–acrylic acid–acrylic    

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Abiotic association of phthalic acid esters with humic acid of a sludge landfill

Xiaoli CHAI, Yongxia HAO, Xin ZHAO, Guixiang LIU, Ying ZHU, Rong JI, Jun WU, Huanhuan TONG, Youcai ZHAO

Frontiers of Environmental Science & Engineering 2012, Volume 6, Issue 6,   Pages 778-783 doi: 10.1007/s11783-012-0434-7

Abstract: The abiotic association between phthalic acid esters (PAEs) and humic substances (HS) in sludge landfillthe abiotic association of two abundant PAEs (diethyl phthalate and di- -butyl phthalate) with humic acidThe results indicated that the association strength of PAEs with HA depended on both the properties of

Keywords： abiotic association     phthalic acid esters (PAEs)     humic acid     sludge     landfill    

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Title Author Date Type Operation

Effect of fineness of ash on pozzolanic properties and acid resistance of sugarcane bagasse ash replaced

Shan E ALI; Rizwan AZAM; Muhammad Rizwan RIAZ; Mohamed ZAWAM

Journal Article

Preparation and swelling properties of a starch-g-poly(acrylic acid)/organo-mordenite hydrogel composite

Yan Zhang,Pingqiang Gao,Lin Zhao,Yizhong Chen

Journal Article

Fluorescent properties and

Hong GAO,Jie SONG,Shibin SHANG,Zhanqian SONG

Journal Article

Prediction of selected biodiesel fuel properties using artificial neural network

Solomon O. GIWA,Sunday O. ADEKOMAYA,Kayode O. ADAMA,Moruf O. MUKAILA

Journal Article

The influence of the NCO/OH ratio and the 1,6-hexanediol/dimethylol propionic acid molar ratio on theproperties of waterborne polyurethane dispersions based on 1,5-pentamethylene diisocyanate

Jiao Feng, Qiuhao Lu, Weimin Tan, Kequan Chen, Pingkai Ouyang

Journal Article

Tailoring the microstructure and properties of PES/SPSf loose nanofiltration membranes using SPES as

Journal Article

EXTRACTION AND EVALUATION OF EDIBLE OIL FROM SCHIZOCHYTRIUM SP. USING AN AQUEOUS ENZYMATIC METHOD

Journal Article

Effect of typical boron compounds on the thermal degradation and combustion properties of Phyllostachys

Yang Shoulu,Wu Yiqiang,Qing Yan and Yao Chunhua

Journal Article

Potential hybrid feedstock for biodiesel production in the tropics

Solomon GIWA,Oludaisi ADEKOMAYA,Collins NWAOKOCHA

Journal Article

Sulfonic acid-functionalized mesoporous silica catalyst with different morphology for biodiesel production

Journal Article

Amino acid promoted hydrogen battery system using Mn-pincer complex for reversible CO hydrogenation toformic acid

Journal Article

Enzyme@bismuth-ellagic acid: a versatile platform for enzyme immobilization with enhanced acid-base stability

Journal Article

Discovery of novel ursolic acid derivatives as effective antimicrobial agents through a ROS-mediated

Journal Article

Synergistic scale inhibition of polyaspartic acid composite with magnetic field

LIU Zhenfa, WANG Yanji, GAO Yuhua, ZHANG Lihui

Journal Article

Abiotic association of phthalic acid esters with humic acid of a sludge landfill

Xiaoli CHAI, Yongxia HAO, Xin ZHAO, Guixiang LIU, Ying ZHU, Rong JI, Jun WU, Huanhuan TONG, Youcai ZHAO

Journal Article