Browsing by Author "Al Qahtani, Noora"
Now showing items 1-6 of 6
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Effect of the temperature on the passivity of the modified martensitic stainless steels
Radwan, A. Bahgat; Moussa, A. M.; Al-Qahtani, Noora H.; Case, Raymundo; Castaneda, Homero; Abdullah, Aboubakr M.; El-Haddad, Muhsen A.M.; Bhadra, Jolly; Al-Thani, Noora; Ding, Yuan... more authors ... less authors ( Taylor and Francis Group , 2022 , Article)The limits and nature of the passive behavior exhibited by modified martensitic stainless steels (MMSS) is studied in brine solutions at different temperatures using electrochemical methods and the point defect model (PDM), ... -
Evaluation of the Influence of Eggshell (ES) Concentration on the Degradation Behavior of Mg–2.5Zn Biodegradable Alloy in Simulated Body Fluid
Radwan, A. Bahgat; Okonkwo, Paul C.; Murugan, Srinivasan; Parande, Gururaj; Taryba, Maryna; Montemor, M. Fatima; Al-Mansoori, Layla; Elrayess, Mohamed A.; Al-Qahtani, Noora; Gupta, Manoj; Youssef, Khaled M.; Case, Raymundo; Shakoor, R. A.; Abdullah, Aboubakr M.... more authors ... less authors ( American Chemical Society (ACS) , 2023 , Article)Currently, permanent vascular stents are fabricated using titanium and stainless steel implants that are nondegradable and offer high stability, but they have certain disadvantages. For example, the prolonged exposition ... -
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 ... -
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 ... -
Impact of Prolonged Exposure to Sour Service on the Mechanical Properties and Corrosion Mechanism of NACE Carbon Steel Material Used in Wet Sour Gas Multiphase Pipeline
Yadav, Manoj; Sliem, Mostafa H.; Abdullah, Aboubakr M.; Youssef, Khaled M.; Al-Qahtani, Noora H. ( MDPI , 2022 , Article)The oil and gas industry is involved with severe corrosive/sour environmental conditions due to H2S, CO2, and moisture content. The National Association of Corrosion Engineers (NACE) has developed standards to enable users ... -
Preparation and Preliminary Dielectric Characterization of Structured C-Thiol-Ene Polymer Nanocomposites Assembled Using the Thiol-Ene Click Reaction.
Ahmed, Hanaa M; Windham, Amber D; Al-Ejji, Maryam M; Al-Qahtani, Noora H; Hassan, Mohammad K; Mauritz, Kenneth A; Buchanan, Randy K; Buchanan, J Paige... more authors ... less authors ( Multidisciplinary Digital Publishing Institute (MDPI) , 2015 , Article)Fullerene-containing materials have the ability to store and release electrical energy. Therefore, fullerenes may ultimately find use in high-voltage equipment devices or as super capacitors for high electric energy storage ...