Preparation and properties of geopolymer containing phosphoric acid-activated fly ash and mechanically-milled kaolinite: Experiments and density function theory

J Li, W Zhang, L Lang, C Dong, K Huang - Journal of Cleaner Production, 2024 - Elsevier
The environmental pollution resulted from the stacking of solid wastes, and the 250 kg CO 2
emission caused by calcined a ton of kaolinite have become an urgent problem to be …

Stabilization/solidification of wastes containing oxyanionic metals: reactions of alkali-activated aluminosilicate binders with chromium, arsenic, and antimony in …

B El-Eswed, JN Dawoud, WF Mahmoud… - Water, Air, & Soil …, 2022 - Springer
During the last decade, alkali-activated aluminosilicates (fly ash, metakaolin, or blast furnace
slag) or geopolymers have been investigated for their ability to immobilize wastes containing …

Ethanol monomer revisited: Thermal isomerisation between anti and gauche conformers in Ar and N2 matrix

SK Agrawal, D Pal, A Chakraborty, S Chakraborty - Chemical Physics, 2020 - Elsevier
The anti-gauche conformational distribution of ethanol has been investigated using the OH
and symmetric CCO stretching infrared spectra in argon and nitrogen matrix. The dipole …

The role of surface hydroperoxyl copper (I) in degradation of Congo red pollutant using copper oxide composites

B El-Eswed, JN Dawoud, Y Albawarshi… - International Journal of …, 2024 - Springer
The use of CuO for degradation of organic pollutants suffers from a number of shortcomings,
viz., low surface area, high H2O2 demand which causes high Cu (II) leaching, and the need …

Electrostatic, sequential bond energies and structures of Li+·(N2)n complexes: computational study

JN Dawoud, MI Alomari - Structural Chemistry, 2019 - Springer
The MP2 and CCSD calculations of the geometries and binding energies of the Li+·(N 2) n
(n= 1–4) complexes are obtained. The potential energy surface showed that these …

A density functional theory study of the Cu+·(CO)n (n = 1–3) complexes

II Fasfous, JN Dawoud, AK Sallabi… - Journal of Coordination …, 2015 - Taylor & Francis
Density functional theory calculations, with an effective core potential for the copper ion, and
large polarized basis set functions have been used to construct the potential energy surface …

A Density Functional Theory Study of the Cu+ · O2 and Cu+ · N2 Adducts

JN Dawoud, II Fasfous… - … für Naturforschung B, 2012 - degruyter.com
The geometries and harmonic vibration frequencies of the Cu+· O2 and Cu+· N2 are
determined by various density functional theory (DFT) methods employing different basis …

Structure and potential energy surface of Na+/0·(O2) n (n= 1–3) complexes

JN Dawoud, II Fasfous, TK Harahsheh - Computational and Theoretical …, 2014 - Elsevier
The bonding and structures of sodium oxides complexes, Na+/0·(O 2) n, were studied at
various levels of density functional theory (DFT). The neutral sodium complexes have …

Computational study of n-butyronitrile in gas and condensed phases: conformational relative stability and thermal properties

MI Alomari - Journal of Chemical Sciences, 2018 - Springer
Geometrical structures and relative stability of gauche and trans butyronitrile conformers
have been investigated by utilizing ab initio and DFT calculations. The results showed that …

Conformational Relative Stability and Thermal Properties of Succinonitrile in Gas and Condensed Phases: Using CCSD and DFT Calculations

MI Alomari - ChemistrySelect, 2020 - Wiley Online Library
The geometry and relative stability of succinonitrile in the gas phase have been studied
using DFT and ab initio calculations. The trans 1 (A) and gauche 1 (B) conformers found in …