Alomari, R., Esaifan, M., Hourani, M.K., Al Amayreh, H.,Amayreh, M. and Khoury, H. , " Synthesis of Electroconducting Hydroxy-Sodalite/Graphite Composite: Preparation and Characterization " , "Advances in Materials Physics and Chemistry",Vol.9,No., Scientific Research Publishing, China, 03/15/2019
:الملخص
Electroconductive hydroxy-sodalite/graphite composites were synthesized by
alkali-activation of kaolinite in the presence of sodium hydroxide as the alkali
activator and graphite as a conductive filler. Thermal, morphological and microstructural
properties in addition to direct current (D.C.) con
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Shaqour F., Ismiek M., Esaifan M, " Alkali-activation of natural clay using Ca(OH)2/Na2CO3 alkaline mixture " , "Clay Minerals",Vol.4,No., GeoScienceWorld, UK, 12/19/2017
:الملخص
An experimental investigation was conducted on the alkali activation of a kaolinitic clay using an alkaline mixture composed of hydrated lime (Ca(OH)2) and sodium carbonate (Na2CO3) solution. The Ca(OH)2/Na2CO3 alkaline mixture was developed to overcome the high cost and chemical aggression associat
Esaifan M., Hourani M.,Khoury H.,Rahier H.,Wastiels J, " Synthesis of hydroxysodalite zeolite by alkali-activation of basalt powder rich in calc-plagioclase. " , "Advanced Powder Technology",Vol.28,No., Elsevier, Japan, 11/16/2016
:الملخص
Hydroxysodalite (H-SOD) microcrystalline particles were synthesized from basalt powder rich in calcicplagioclase
(anorthite) by alkali activation at 80 C/24 h. Sodium hydroxide (NaOH) solution was used as
alkaline activator. The reactivity of the natural solid precursor basalt was studied using d
Esaifan M., Rahier H.*, Barhoum A., Khoury H., Hourani M., Wastiels J.,, " Development of Inorganic Polymer by Alkali-activation of Untreated KaoliniticClay:Reaction Stoichiometry, Strength and Dimensional Stability " , "Construction and Building Materials",Vol.91,No., Elsevier, Holand, 04/22/2015
:الملخص
An environmental friendly building material was developed by alkali-activation of untreated kaolinitic
clay using sodium hydroxide. The reaction was studied using differential scanning calorimetry. The
chemical structure of the produced inorganic polymer was deduced from infrared spectroscopy, X-r
Hamaideh A., Komnitsas K., Esaifan M., Al-Kafawein J., Rahier H., Alshaaer M., " Advantages of Applying a Steam Curing Cycle for the Production of Kaolinite-based Geopolymers " , "The Arabian Journal for Science and Engineering",Vol.9,No., Springer, KSA, 02/28/2014
:الملخص
In this study, a new approach, which involves the
application of a steam curing cycle for the production of
kaolinite-based geopolymers, is investigated. This approach
aimed to accelerate geopolymeric reactions and eliminate the
content of residual alkalis within the geopolymer mass and
the for
Esaifan M., Hourani M.,, " Indirect Voltammetric Method for Determination of Nitrogen Dioxide in the Ambient Atmosphere " , "Jordan Journal of Chemistry",Vol.4,No., Yarmouk University, Jordan, 05/16/2009
Muayad Esaifan, Laurence N. Warr, Georg Grathoff, Tammo Meyer, Maria-Theresia Schafmeister, Angela Kruth and Holger Testrich , " Synthesis of Hydroxy-Sodalite/Cancrinite Zeolites from Calcite-Bearing Kaolin for the Removal of Heavy Metal Ions in Aqueous Media " , "Minerals",Vol.9,No., MDPI, Basel, Switzerland, 08/13/2019
:الملخص
A hydroxy-sodalite/cancrinite zeolite composite was synthesized from low-grade calcite-bearing kaolin by hydrothermal alkali-activation method at 160 °C for 6 h. The effect of calcite addition on the formation of the hydroxy-sodalite/cancrinite composite was investigated using artificial mixtures. T
Ehab AlShamaileh, Muayad Esaifan, Qusay Abu-Afifeh, " Formation of metal oxide-based hydroxysodalite by alkali-activation of kaolinite " , "Chemija",Vol.31 ,No., Journals of the Lithuanian Academy of Sciences, Lithuanian, 07/19/2020
:الملخص
The formation of metal oxide-based hydroxysodalite by alkali-activation of
kaolinite is studied using X-ray diffraction (XRD) study and differential scanning calorimetry (DSC) analysis. Different metal oxides (CoO, MgO, FeO and
SiO
2) were used to form the metal oxide-based hydroxysodalite. The t
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Rahier, H. , Esaifan, M. , Aldabsheh, I. , Slatyi, F. , Khoury, H. and Wastiels, J., " Production of Geopolymers from Untreated Kaolinite " , "Developments in Strategic Materials and Computational Design II: Ceramic Engineering and Science ",Vol.32,No., WILEY, USA, 09/12/2011
:الملخص
Three Jordanian raw materials, namely Jordanian Hiswa kaolinite, Jordanian volcanic tuff and Jordanian smectite rich clay, are investigated on their potential for use as an alkali activated cement. A dissolution study of these materials already indicates that the tuff sample reacts slower than the t
Khoury, H. , Dabsheh, I. A., Slaty, F. , Salha, Y. A., Rahier, H. , Esaifan, M. and Wastiels, J., " The Effect of Addition of Pozzolanic Tuff on Geopolymers " , "In Developments in Strategic Materials and Computational Design II",Vol.32,No., WILEY, USA, 09/12/2011
:الملخص
A new geopolymerization process was developed by activating local raw kaolinite with quartz and tuff fillers and alkaline sodium hydroxide solution. The new geopolymers were cured at 80 C for 24 hr. The effect of addition of pozzolanic tuff on the physical and chemical properties of the geopolymers
Hani Khoury Yousif Abu Salhah Islam Al Dabsheh Faten Slaty Mazen Alshaaer Hubert Rahier Muayad Esaifan Jan Wastiels, " Geopolymer Products from Jordan for Sustainability of the Environment " , "In Advances in Materials Science for Environmental and Nuclear Technology II",Vol.227,No., WILEY, USA, 06/27/2011
Hubert Rahier, Faten Slatyi, Islam Aldabsheh, Mazen Alshaaer, Hani Khoury, Muayed Esaifan, Jan Wastiels, " Use of Local Raw Materials for Construction Purposes " , " Advances in Science and Technology",Vol.69,No., Scientific.net, Czech Republic, 10/30/2010
:الملخص
A geopolymer produced from Jordanian kaolinite is described in this work. The aim is to produce low environmental impact materials from local raw materials. In this paper the emphasis is on the general characteristics of the material and on its durability. With the used kaolinite, specimens with com
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