Browsing Central Laboratories Unit Research by Author "Al-Meer, Saeed"
Now showing items 1-20 of 23
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Ammonium phosphate as promised hydrogen storage material
Barakat, Nasser A.M.; Ahmed, Enas; Abdelkareem, Mohammad Ali; Farrag, T. E.; Al-Meer, Saeed; Al-Deyab, Salem; Elsaid, Khaled; Nassar, M. M.... more authors ... less authors ( Elsevier , 2015 , Article)Hydrogen Energy Publications, LLC. Published by Elsevier Ltd. All rights reserved. Most of the reported hydrogen storage materials are either expensive or based on synthetically complicated compounds. Ammonium phosphates ... -
Applicable anode based on Co3O4–SrCO3 heterostructure nanorods-incorporated CNFs with low-onset potential for DUFCs
Ghouri, Zafar Khan; Elsaid, Khaled; Al-Meer, Saeed; Barakat, Nasser A.M. ( Springer , 2017 , Article)Besides the high-current density, lower onset potential of urea electrooxidation is key parameter which influences the direct urea fuel cell performance. In the present article, low-onset potential has been reported for ... -
Capacitance of MnO2 Micro-Flowers Decorated CNFs in Alkaline Electrolyte and Its Bi-Functional Electrocatalytic Activity toward Hydrazine Oxidation
Ji, Seong-Min; Ghouri, Zafar Khan; Elsaid, Khaled; Ko, Yo Han; Al-Meer, Saeed; Ahmad, M.I.; Son, Dong Ick; Kim, Hak Yong... more authors ... less authors ( ESG , 2017 , Article)Well-dispersed MnO2 micro-flowers were grown directly on carbon nanofibers via a simple hydrothermal technique without any template. Structure and morphology were characterized by X-ray diffraction (XRD) and field-emission ... -
CoNi Nanoparticles/CNT Composite as Effective Anode for Direct Urea Fuel Cells
Barakat, Nasser; Alajami1, Mohannad; Ghouri, Zafar Khan; Al-Meer, Saeed ( ESG. , 2018 , Article)CoNi nanoparticles/CNTs composite is introduced as workable anode in the direct urea fuel cells. The proposed anode was prepared by calcination under argon atmosphere of a dried cobalt acetate/nickel acetate/CNTs/ethanol ... -
Critical Behavior of La0.8Ca0.2Mn1−xCoxO3 Perovskite (0.1 ≤ x ≤ 0.3)
Turki, Dorra; Ghouri, Zafar Khan; Al-Meer, Saeed; Elsaid, Khaled; Ahmad, M.I.; Easa, Ahmed; Remenyi, Gyorgy; Mahmood, Sami; Hlil, El Kebir; Ellouze, Mohamed; Elhalouani, Foued... more authors ... less authors ( MDPI , 2017 , Article)The critical properties of La0.8Ca0.2Mn1−xCoxO3 (x = 0, 0.1, 0.2 and 0.3) compounds were investigated by analysis of the magnetic measurements in the vicinity of their critical temperature. Arrott plots revealed that the ... -
Database Facilitated Screening with NMR Spectroscopy Analysis for Drug Detection
Su, H.L.; Su, Haw Lih; Lee, Jeff Cheng Lung; Ibrahim, Mohammad Ibrahim Ahmad; Alsafran, Mohammed Hussain S.A.; Al-Meer, Saeed... more authors ... less authors ( IEEE , 2019 , Conference Paper)© 2019 IEEE. Drug detection plays the key role in the enforcement of drug regulations. Various detection methods for them are thus developed. However, in most investigations, the most time-consuming and tedious part is not ... -
Effective and stable FeNi@ N-doped graphene counter electrode for enhanced performance dye sensitized solar cells
Barakat, Nasser A.M.; Shaheer Akhtar, M.; Mohamed, Ibrahim M.A.; Dakka, Yara Abu; Hamdan, Rawan; El-Deen, Ahmed G.; Elsaid, Khalid; Obaid, M.; Al-Meer, Saeed... more authors ... less authors ( Elsevier , 2017 , Article)N-doped FeNi@graphene is introduced as effective and stable non-precious counter electrode for the dye sensitized solar cells. After preparation of graphene oxide using the chemical route, the obtained product has been ... -
Engineering of magnetically separable ZnFe2O4@ TiO2 nanofibers for dye-sensitized solar cells and removal of pollutant from water
Al-Meer, Saeed; Ghouri, Zafar Khan; Elsaid, Khaled; Easa, Ahmed; Al-Qahtani, Muneera Th.; Shaheer Akhtar, M.... more authors ... less authors ( Elsevier , 2017 , Article)Abstract In this study, magnetic Zinc Ferrite (ZnFe2O4)@TiO2 nanofibers were prepared by low cost and nontoxic route; hydrothermal technique followed by electrospinning process. The prepared magnetic ZnFe2O4@TiO2 nanofibers ... -
Engineering of nickel based catalyst for direct urea fuel cell-energy from municipal liquid waste (Mlw)
Khan Ghouri, Zafar; Al-Meer, Saeed; Barakat, Nasser A.M. ( Nova Science Publishers, Inc. , 2019 , Book chapter)Alternatives to conventional fuels are required to meet the global energy demand, urea is a relatively non-toxic crystalline substance that is perhaps best known for its presence in municipal liquid waste (MLW) and ... -
Evaluation of pesticide residues of organochlorine in vegetables and fruits in Qatar: statistical analysis
Al-Shamary, Noora M.; Al-Ghouti, Mohammad A.; Al-Shaikh, Ismail; Al-Meer, Saeed H.; Ahmed, Talaat A. ( Springer Verlag , 2016 , Article)The study aimed to examine the residues of organochlorines pesticides (OCPs) in vegetables and fruits in Qatar. A total of 127 samples was studied. Ninety percent of the imported samples recorded residues above the maximum ... -
Influence of bimetallic nanoparticles composition and synthesis temperature on the electrocatalytic activity of NiMn-incorporated carbon nanofibers toward urea oxidation
Alajami, Mohannad; Yassin, Mohamed A; Ghouri, Zafar Khan; Al-Meer, Saeed; Barakat, Nasser ( Elsevier , 2018 , Article)High efficiency, cost effectivity and the availability of hydrogen are the advantages of electrolysis as a strategy for urea-containing wastewater treatment. Composition, morphology, and synthesis-temperature distinctly ... -
Influence of nitrogen doping on the electrocatalytic activity of Ni-incorporated carbon nanofibers toward urea oxidation
Barakat, Nasser A.M.; Yassin, Mohamed A.; Yasin, Ahmed S.; Al-Meer, Saeed ( Elsevier Ltd , 2017 , Article)Overall, boosting the formation of the active NiOOH layer distinctly improves the electro catalytic activity of nickel-based materials. Moreover, due to the adsorption capacity, the carbonaceous supports improve the ... -
Isolation, screening and activity of hydrocarbon-degrading bacteria from harsh soils
AlDisi, Zulfa; Jaoua, Samir; Al-Thani, Dhabia; AlMeer, Saeed; Zouari, Nabil ( Avestia Publishing , 2016 , Conference Paper)The study of microbial communities in relation to their ecology, interaction, and genetics must be covered in Qatar with special soil, weather and water. Microorganisms of an environment never having been exposed to such ... -
Leaching of Some Essential and Non-Essential Heavy Metals from Modern Glazed Ceramic Crockeries Imported into Qatar from China, India and Spain
MI, Ahmed; Ghouri, Zafar Khan; Abdelfatah, Shereen; Easa, Ahmed; Al-Meer, Saeed ( OMICS International , 2018 , Article)In this study, the leaching potential of ceramic crockeries available in Qatar market has been evaluated using inductively coupled plasma mass spectrometry (ICP-MS). Ceramic crockeries decorated with glaze matter containing ... -
One-Pot Tandem Ring-Opening and Ring-Closing Metathesis Polymerization of Disubstituted Cyclopentenes Featuring a Terminal Alkyne Functionality
Podiyanachari, Santhosh Kumar; Moncho, Salvador; Brothers, Edward N.; Al-Meer, Saeed; Al-Hashimi, Mohammed; Bazzi, Hassan S.... more authors ... less authors ( American Chemical Society , 2020 , Article)Tandem metathesis polymerization of terminal alkynes with a small functional ring-size cycloalkene remains a challenge. A series of 1-propargyl-1′-carboxylate ester monomers M1-M4 derived from 3-cyclopentene initiated by ... -
Patulin and patulin producing Penicillium spp. occurrence in apples and apple-based products including baby food
Hammami, Walid; Al Thani, Roda; Fiori, Stefano; Al-Meer, Saeed; Atia, Fathy Atia; Rabah, Duha; Migheli, Quirico; Jaoua, Samir... more authors ... less authors ( The Journal of Infection in Developing Countries , 2017 , Article)Introduction: Patulin has raised the international attention because of its health risk. In fact, it has mutagenic, neurotoxic, immunotoxic, genotoxic and gastrointestinal effects in animals. In the present work, patulin ... -
Preparation and characterization of wollastonite/titanium oxide nanofiber bioceramic composite as a future implant material
Aly, Ibrahim H.M.; Abed Alrahim Mohammed, L.; Al-Meer, Saeed; Elsaid, Khalid; Barakat, Nasser A.M. ( Elsevier , 2016 , Article)In this study, novel composites consisting of electrospun titanium dioxide (TiO2) nanofibers incorporated into high-purity wollastonite glass ceramics were prepared as materials for use in hard tissue engineering applications. ... -
Removal of toxic pollutants from produced water by phytoremediation: Applications and mechanistic study
Atia, Fathy A.M.; Al-Ghouti, Mohammad A.; Al-Naimi, Fatima; Abu-Dieyeh, Mohammed; Ahmed, Talaat; Al-Meer, Saeed H.... more authors ... less authors ( Humana Press Inc , 2019 , Article)Elsevier Ltd In this study, a greenhouse experiment of complete randomized design with three replications was conducted to investigate the potential of Medicago sativa, Zea mays, Helianthus annus, Sorghum bicolor, Phragmites ... -
Surfactant/organic solvent free single-step engineering of hybrid graphene-Pt/TiO2 nanostructure: Efficient photocatalytic system for the treatment of wastewater coming from textile industries
Ghouri, Zafar Khan; Elsaid, Khaled; Abdala, Ahmed; Al-Meer, Saeed; Barakat, NasserA. M. ( Nature Publishing Group , 2018 , Article)In this study, hybrid graphene-Pt/TiO2 nanostructure were synthesized by single-step, inexpensive and surfactant/organic solvent free route; hydrothermal technique. The physicochemical properties of hybrid graphene-Pt/TiO2 ... -
Synthesis and Physicochemical Studies of Perovskite Manganite La0.8Ca0.2Nn1−xCoxO3 (0 ≤ x ≤ 0.3)
Turki, D.; Ghouri, Zafar Khan; Al-Meer, Saeed; Elsaid, Khaled; Ahmad, M.I.; Easa, Ahmed; Ellouze, M.; Hlil, E.K.... more authors ... less authors ( The Korean Magnetics Society , 2017 , Article)The physicochemical properties of La0.8Ca0.2Mn1−xCoxO3 nanopowders as a function of Co content (x) have been investigated. La0.8Ca0.2Mn1−xCoxO3 nanopowders were synthesized by sol-gel method and morphologically and ...