Browsing by Author "Aljaber, Amina S."
Now showing items 1-11 of 11
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Activation and stabilization of gallium arsenide anode in an aqueous photoelectrochemical cell
Alqaradawi, Siham Y.; Aljaber, Amina S.; Khader, Mahmoud M. ( Elsevier B.V. , 2003 , Article)The formation of a porous layer on the surface of gallium arsenide anode, n-GaAs, increases photogenerated currents significantly. This layer was formed as a result of an anodic polarization of illuminated n-GaAs in acidified ... -
Computational exploration of the effect of molecular medium on the tautomerization of azo prodrug of 5-aminosalicylic acid
Aljaber, Amina S.; Dawoud, Bani-Yaseen, Abdulilah ( Elsevier Inc. , 2019 , Article)The characterization of potential tautomerization of pharmaceutical materials has significant importance. Sulfasalazine (SSZ) is a prodrug that bears 5-aminosalicylic acid and pyridylamino-sulfonyl-phenyl moieties bridged ... -
Improved electrochemical performance of SiO2-coated Li-rich layered oxides-Li1.2Ni0.13Mn0.54Co0.13O2
James Abraham, Jeffin; Nisar, Umair; Monawwar, Haya; Abdul Quddus, Aisha; Shakoor, R. A.; Saleh, Mohamed I.; Kahraman, Ramazan; Al-Qaradawi, Siham; Aljaber, Amina S.... more authors ... less authors ( Springer , 2020 , Article)Lithium-rich layered oxides (LLOs) such as Li1.2Ni0.13Mn0.54Co0.13O2 are suitable cathode materials for future lithium-ion batteries (LIBs). Despite some salient advantages, like low cost, ease of fabrication, high capacity, ... -
Low-Temperature CO Oxidation Over CuO-TiO2 Nanocatalysts
Al-Qaradawi, Siham; Zedan, Abdallah F.; Rady, Hossam S.; Soliman, Khaled; Aljaber, Amina S.; Allam, Nageh K.... more authors ... less authors ( Hamad bin Khalifa University Press (HBKU Press) , 2016 , Conference Paper)Among the diverse catalytic processes, the heterogeneous catalytic CO oxidation is an important reaction for removal of small amounts of poisoning CO in fuel cell applications and environmental remediation. Therefore, there ... -
Microwave-Assisted Solvothermal Synthesis of Mo-Doped TiO2 with Exceptional Textural Properties and Superior Adsorption Kinetics
Ahmad, Yahia H.; Abu Hatab, Aymen S.; Mohamed, Assem T.; Al-Kuwari, Mohammed S.; Aljaber, Amina S.; Al-Qaradawi, Siham Y.... more authors ... less authors ( MDPI , 2022 , Article)Assigned to their outstanding physicochemical properties, TiO2-based materials have been studied in various applications. Herein, TiO2 doped with different Mo contents (Mo-TiO2) was synthesized via a microwave-assisted ... -
Natural clay-supported palladium catalysts for methane oxidation reaction: Effect of alloying
Ahmad, Yahia H.; Mohamed, Assem T.; Mahmoud, Khaled A.; Aljaber, Amina S.; Al-Qaradawi, Siham Y. ( Royal Society of Chemistry , 2019 , Article)The catalytic combustion of methane (CCM) has been extensively studied owing to the wide use of methane in motor vehicles and power generation turbines. However, the absence of polarizability and the high C-H bond strength ... -
Self-assembled zirconia nanotube arrays: Fabrication mechanism, energy consideration and optical activity
Amer, Ahmad W.; Mohamed, Seifallah M.; Hafez, Ahmed M.; Alqaradawi, Siham Y.; Aljaber, Amina S.; Allam, Nageh K.... more authors ... less authors ( Royal Society of Chemistry , 2014 , Article)We present a comprehensive roadmap for the precise control of the dimensions and optical properties of anodically fabricated zirconia nanotubes. The effects of anodization time, applied voltage, solvent composition, as ... -
Silver Nanoparticles-Decorated Titanium Oxynitride Nanotube Arrays for Enhanced Solar Fuel Generation
Soliman, Khaled A.; Zedan, Abdallah F.; Khalifa, Ahmed; El-Sayed, Hany A.; Aljaber, Amina S.; AlQaradawi, Siham Y.; Allam, Nageh K.... more authors ... less authors ( Nature Publishing Group , 2017 , Article)We demonstrate, for the first time, the synthesis of highly ordered titanium oxynitride nanotube arrays sensitized with Ag nanoparticles (Ag/TiON) as an attractive class of materials for visible-light-driven water splitting. ... -
Spectroscopic investigation of the donor-acceptor interaction between o-phenylenediamine and tetracyanoethylene in dichloromethane
Aljaber, Amina S.; Nour, El-Metwally ( Elsevier B. V. , 2007 , Article)The interaction between the electron donor o-phenylenediamine (o-phendn) and the π-acceptor tetracyanoethylene (TCNE) has been investigated spectrophotometrically in dichloromethane at 25 °C. The results indicate that the ... -
Tailored fabrication of iridium nanoparticle-sensitized titanium oxynitride nanotubes for solar-driven water splitting: Experimental insights on the photocatalytic-activity-defects relationship
Eid, Kamel; Soliman, A. Khaled; Abdulmalik, Dana; Mitoraj, Dariusz; Sleim, Mostafa H.; Liedke, Maciej O.; El-Sayed, Hany A.; Aljaber, Amina S.; Al-Qaradawi, Y. Ilham; Mendoza Reyes, Oliver; Abdullah, Aboubakr M.... more authors ... less authors ( Royal Society of Chemistry , 2020 , Article)Understanding the photocatalytic-activity-defects relationship of titanium oxynitride nanotubes (TiON-NTs) is important for tailoring their photocatalytic performance. Herein, we fabricated highly ordered and vertically ... -
TiO2 nanotubes with ultrathin walls for enhanced water splitting
Mohamed, Ahmad M.; Aljaber, Amina S.; AlQaradawi, Siham Y.; Allam, Nageh K. ( Royal Society of Chemistry , 2015 , Article)We demonstrate, for the first time, the synthesis of titania nanotubes with ultrathin (3–5 nm) wall thickness. As revealed by the incident photon-to-current collection efficiency (IPCE) and electrochemical impedance ...