Browsing by Author "Radwan, Ahmed Bahgat"
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An efficient green ionic liquid for the corrosion inhibition of reinforcement steel in neutral and alkaline highly saline simulated concrete pore solutions
Sliem, Mostafa H.; Radwan, Ahmed Bahgat; Mohamed, Farida S.; Alnuaimi, Nasser A.; Abdullah, Aboubakr M. ( Nature Research , 2020 , Article)The effect of the green ionic liquid compound, Quaternium-32 (Q-32), on the corrosion inhibition performance of reinforcement steel, in a simulated concrete pore solution, was investigated at different temperatures and pH ... -
Evaluation of the Pitting Corrosion of Modified Martensitic Stainless Steel in CO2 Environment Using Point Defect Model
Radwan, Ahmed Bahgat; Moussa, Abdraman M.; Al-Qahtani, Noora H.; Case, Raymundo; Castaneda, Homero; Abdullah, Aboubakr M.; El-Haddad, Muhsen A.M.; Bhadra, Jolly; Al-Thani, Noora Jabor... more authors ... less authors ( MDPI , 2022 , Article)Pitting corrosion is a significant concern for the broader application of stainless steel in modern industries in which metal and metal alloy are detached preferentially from susceptible parts on the surface, resulting in ... -
Heterogeneous Catalysts for Conversion of Biodiesel-Waste Glycerol into High-Added-Value Chemicals
Tabassum, Nabila; Pothu, Ramyakrishna; Pattnaik, Aishanee; Boddula, Rajender; Balla, Putrakumar; Gundeboyina, Raveendra; Challa, Prathap; Rajesh, Rajendiran; Perugopu, Vijayanand; Mameda, Naresh; Radwan, Ahmed Bahgat; Abdullah, Aboubakr M.; Al-Qahtani, Noora... more authors ... less authors ( MDPI , 2022 , Article)The valuable products produced from glycerol transformation have become a research route that attracted considerable benefits owing to their huge volumes in recent decades (as a result of biodiesel production as a byproduct) ... -
High Dispersion of Platinum Nanoparticles over Functionalized Zirconia for Effective Transformation of Levulinic Acid to Alkyl Levulinate Biofuel Additives in the Vapor Phase
Pothu, Ramyakrishna; Mameda, Naresh; Mitta, Harisekhar; Boddula, Rajender; Gundeboyina, Raveendra; Perugopu, Vijayanand; Radwan, Ahmed Bahgat; Abdullah, Aboubakr M.; Al-Qahtani, Noora... more authors ... less authors ( MDPI , 2022 , Article)In recent years, functionalized metal oxides have been gaining popularity for biomass conversion to fuels and chemicals due to the global energy crisis. This study reports a novel catalyst based on noble metal immobilization ... -
Progressive Review of Functional Nanomaterials-Based Polymer Nanocomposites for Efficient EMI Shielding
Kallambadi Sadashivappa, Prashanth; Venkatachalam, Revathi; Pothu, Ramyakrishna; Boddula, Rajender; Banerjee, Prasun; Naik, Ramachandra; Radwan, Ahmed Bahgat; Al-Qahtani, Noora... more authors ... less authors ( MDPI , 2023 , Article Review)Nanomaterials have assumed an imperative part in the advancement of human evolution and are more intertwined in our thinking and application. Contrary to the conventional micron-filled composites, the unique nanofillers ... -
A review of bipolar plates materials and graphene coating degradation mechanism in proton exchange membrane fuel cell
Okonkwo, Paul C.; Emori, Wilfred; Uzoma, Paul C.; Mansir, Ibrahim B.; Radwan, Ahmed Bahgat; Ige, Oladeji O.; Abdullah, Aboubakr M.... more authors ... less authors ( John Wiley and Sons Ltd , 2022 , Article Review)Proton exchange membrane fuel cells (PEMFCs) have the perception to strongly reduce global emissions through an environmentally friendly perspective. Graphene has drawn global attention and has positioned itself as a ... -
Surface modification of Ti3C2Tx using terminal groups and heteroatoms with excellent electrochemical performance in supercapacitors
Swapnalin, Jhilmil; Koneru, Bhargavi; Pothu, Ramyakrishna; Banerjee, Prasun; Boddula, Rajender; Radwan, Ahmed Bahgat; Al-Qahtani, Noora... more authors ... less authors (2023 , Article)Surface modification of Ti3C2Tx greatly enhances its charge storage mechanism as an electrode material. Herein, we demonstrate the role of surface terminals and heteroatoms in the electrochemical behavior of Ti3C2Tx ... -
Vapour-Phase Selective Hydrogenation of γ-Valerolactone to 2-Methyltetrahydrofuran Biofuel over Silica-Supported Copper Catalysts
Pothu, Ramyakrishna; Challa, Prathap; Rajesh, Rajendiran; Boddula, Rajender; Balaga, Ravi; Balla, Putrakumar; Perugopu, Vijayanand; Radwan, Ahmed Bahgat; Abdullah, Aboubakr M.; Al-Qahtani, Noora... more authors ... less authors ( MDPI , 2022 , Article)2-Methyltetrahydrofuran (MTHF) is a desirable biomass-based platform chemical with excellent potential as an ideal biofuel, green solvent, and raw material for synthesizing downstream chemicals. In this work, a series of ...