Browsing by Author "Al-Enizi, Abdullah M."
Now showing items 1-18 of 18
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Constructing three-dimensional mesoporous bouquet-posy-like TiO2 superstructures with radially oriented mesochannels and single-crystal walls
Liu, Yong; Lan, Kun; Li, Shushuang; Liu, Yongmei; Kong, Biao; Wang, Geng; Zhang, Pengfei; Wang, Ruicong; He, Haili; Ling, Yun; Al-Enizi, Abdullah M.; Elzatahry, Ahmed A.; Cao, Yong; Chen, Gang; Zhao, Dongyuan... more authors ... less authors ( American Chemical Society , 2017 , Article)Constructing three-dimensional (3-D) hierarchical mesostructures with unique morphology, pore orientation, single-crystal nature, and functionality remains a great challenge in materials science. Here, we report a confined ... -
Epitaxial Growth of Lattice-Mismatched Core-Shell TiO2@MoS2 for Enhanced Lithium-Ion Storage
Dai, Rui; Zhang, Anqi; Pan, Zhichang; Al-Enizi, Abdullah M.; Elzatahry, Ahmed A.; Hu, Linfeng; Zheng, Gengfeng... more authors ... less authors ( Wiley-VCH Verlag , 2016 , Article)Core-shell structured nanohybrids are currently of significant interest due to their synergetic properties and enhanced performances. However, the restriction of lattice mismatch remains a severe obstacle for heterogrowth ... -
Evaluation of the Cytotoxic Behavior of Fungal Extracellular Synthesized Ag Nanoparticles Using Confocal Laser Scanning Microscope
Salaheldin, Taher A.; Husseiny, Sherif M.; Al-Enizi, Abdullah M.; Elzatahry, Ahmed; Cowley, Alan H. ( MDPI AG , 2016 , Article)Silver nanoparticles have been synthesized by subjecting a reaction medium to a Fusarium oxysporum biomass at 28 °C for 96 h. The biosynthesized Ag nanoparticles were characterized on the basis of their anticipated peak ... -
Facile Assembly of Aligned Magnetic Nanoparticle Chains in Polymer Nanocomposite Films by Magnetic Flow Coating
Yuan, Hongyi; Zvonkina, Irina J.; Al-Enizi, Abdullah M.; Elzatahry, Ahmed A.; Pyun, Jeffrey; Karim, Alamgir... more authors ... less authors ( American Chemical Society , 2017 , Article)Magnetic nanoparticle chains are found in biosystems, such as in the brain of migratory birds. Inspired by natural assemblies, in a novel approach, the facile assembly of magnetically aligned polymer grafted cobalt ... -
Facile Synthesis of Crystalline Nanoporous GaN Templated by Nitrogen Enriched Mesoporous Carbon Nitride for Friedel-Crafts Reaction
Talapaneni, Siddulu Naidu; Park, DaeHwan; Choy, Jin?Ho; Ramadass, Kavitha; Elzatahry, Ahmed; Al-Balawi, Ahmed S.; Al-Enizi, Abdullah M.; Mori, Toshiyuki; Vinu, Ajayan... more authors ... less authors ( Wiley-Blackwell , 2016 , Article)Highly crystalline nanoporous GaN (NP-GaN) materials have been synthesized for the first time by the transformation of novel diamino tetrazine based mesoporous carbon nitride (MCN-4) having very high nitrogen content (N/C ... -
Freestanding eggshell membrane-based electrodes for high-performance supercapacitors and oxygen evolution reaction
Geng, Jing; Wu, Hao; Al-Enizi, Abdullah M.; Elzatahry, Ahmed A.; Zheng, Gengfeng ( Royal Society of Chemistry , 2015 , Article)A type of freestanding, light-weight eggshell membrane-based electrode is demonstrated for supercapacitors and for oxygen evolution reaction (OER) catalysis. As a widely available daily waste, eggshell membranes have unique ... -
From Water Oxidation to Reduction: Homologous Ni–Co Based Nanowires as Complementary Water Splitting Electrocatalysts
Peng, Zheng; Jia, Dingsi; Al-Enizi, Abdullah M.; Elzatahry, Ahmed A.; Zheng, Gengfeng ( WILEY-VCH Verlag GmbH & Co. KGaA , 2015 , Article)A homologous Ni–Co based nanowire system, consisting of both nickel cobalt oxide and nickel cobalt sulfide nanowires, is developed for efficient, complementary water splitting. The spinel-type nickel cobalt oxide (NiCo2O4) ... -
Influence of graphene oxide on mechanical, morphological, barrier, and electrical properties of polymer membranes
Ammar, Ali; Al-Enizi, Abdullah M.; AlMaadeed, Mariam Al Ali; Karim, Alamgir ( Elsevier , 2016 , Article Review)This paper expresses a short review of research on the effects of graphene oxide (GO) as a nanocomposite element on polymer morphology and resulting property modifications including mechanical, barrier, and electrical ... -
Mesoporous TiO2 Mesocrystals: Remarkable Defects-Induced Crystallite-Interface Reactivity and Their in Situ Conversion to Single Crystals
Liu, Yong; Luo, Yongfeng; Elzatahry, Ahmed A.; Luo, Wei; Che, Renchao; Fan, Jianwei; Lan, Kun; Al-Enizi, Abdullah M.; Sun, Zhenkun; Li, Bin; Liu, Zhengwang; Shen, Dengke; Ling, Yun; Wang, Chun; Wang, Jingxiu; Gao, Wenjun; Yao, Chi; Yuan, Kaiping; Peng, Huisheng; Tang, Yun; Deng, Yonghui; Zheng, Gengfeng; Zhou, Gang; Zhao, Dongyuan... more authors ... less authors ( American Chemical Society , 2015 , Article)Oriented self-assembly between inorganic nanocrystals and surfactants is emerging as a route for obtaining new mesocrystalline semiconductors. However, the actual synthesis of mesoporous semiconductor mesocrystals with ... -
Myriophyllum -like hierarchical TiN@Ni3N nanowire arrays for bifunctional water splitting catalysts
Zhang, Qiting; Wang, Yuhang; Wang, Yongcheng; Al-Enizi, Abdullah M.; Elzatahry, Ahmed A.; Zheng, Gengfeng... more authors ... less authors ( Royal Society of Chemistry , 2016 , Article)Inspired by Myriophyllum, a natural plant, we report an efficient electrochemical water splitting device based on hierarchical TiN@Ni3N nanowire arrays. The bifunctional TiN@Ni3N nanowire arrays serve as both hydrogen ... -
New insight into the synthesis of large-pore ordered mesoporous materials
Wei, Jing; Sun, Zhenkun; Luo, Wei; Li, Yuhui; Elzatahry, Ahmed A.; Al-Enizi, Abdullah M.; Deng, Yonghui; Zhao, Dongyuan... more authors ... less authors ( American Chemical Society , 2017 , Article)Ordered mesoporous materials (OMMs) have received increasing interest due to their uniform pore size, high surface area, various compositions and wide applications in energy conversion and storage, biomedicine and environmental ... -
Nickel oxide carbon nanofiber composite for electrochemical oxidation of methanol
Al-Enizi, Abdullah M.; El-Zatahry, Ahmed A.; Abdullah, Aboubakr Moustafa; Al-Deyab, Salem S. ( Electrochemical Society Inc. , 2014 , Conference Paper)Electrospun fibers of a mixture of polyvinylpyrrolidone (PVP), polyaniline (PANI) and graphene were stabilized for 2 h at 200 °C and then carbonized at 800 °C for 5 h. Composites were prepared by depositing Ni(OH)2 on the ... -
Photoelectrochemical Conversion from Graphitic C3N4 Quantum Dot Decorated Semiconductor Nanowires
An, Tiance; Tang, Jing; Zhang, Yueyu; Quan, Yingzhou; Gong, Xingao; Al-Enizi, Abdullah M.; Elzatahry, Ahmed A.; Zhang, Lijuan; Zheng, Gengfeng... more authors ... less authors ( American Chemical Society , 2016 , Article)Despite the recent progress of developing graphitic carbon nitride (g-C3N4) as a metal-free photocatalyst, the synthesis of nanostructured g-C3N4 has still remained a complicated and time-consuming approach from its bulk ... -
Radially oriented mesoporous TiO2 microspheres with single-crystal–like anatase walls for high-efficiency optoelectronic devices
Liu, Yong; Che, Renchao; Chen, Gang; Fan, Jianwei; Sun, Zhenkun; Wu, Zhangxiong; Wang, Minghong; Li, Bin; Wei, Jing; Wei, Yong; Wang, Geng; Guan, Guozhen; Elzatahry, Ahmed A.; Bagabas, Abdulaziz A.; Al-Enizi, Abdullah M.; Deng, Yonghui; Peng, Huisheng; Zhao, Dongyuan... more authors ... less authors ( American Association for the Advancement of Science , 2015 , Article)Highly crystalline mesoporous materials with oriented configurations are in demand for high-performance energy conversion devices. We report a simple evaporation-driven oriented assembly method to synthesize three-dimensional ... -
Soft-shear induced phase-separated nanoparticle string-structures in polymer thin films
Zhang, Ren; Lee, Bongjoon; Bockstaller, Michael R.; Al-Enizi, Abdullah M.; Elzatahry, Ahmed; Berry, Brian C.; Karim, Alamgir... more authors ... less authors ( Royal Society of Chemistry , 2016 , Article)Application of shear stress has been shown to unidirectionally orient the microstructures of block copolymers and polymer blends. In the present work, we study the phase separation of a novel nanoparticle (NP)-polymer blend ... -
Synthesis and electrochemical properties of nickel oxide/carbon nanofiber composites
Al-Enizi, Abdullah M.; Elzatahry, Ahmed A.; Abdullah, Aboubakr M.; Almaadeed, Mariam A.; Wang, Jinxiu; Zhao, Dongyuan; Al-Deyab, Salem... more authors ... less authors ( Elsevier Ltd , 2014 , Article)The electrospinning of polyacrylonitrile (PAN) with a polyaniline and graphene sol–gel mixture produced uniform, smooth fibers with an average diameter of 0.3 μm. These electrospun fibers were stabilized for 2 h at 200 °C ... -
Synthesis of mesoporous carbons with controlled morphology and pore diameters from SBA-15 prepared through the microwave-assisted process and their CO2 adsorption capacity
Lakhi, Kripal S.; Cha, Wang S.; Choy, Jin-Ho; Al-Ejji, Maryam; Abdullah, Aboubakr M.; Al-Enizi, Abdullah M.; Vinu, Ajayan... more authors ... less authors ( Elsevier B.V. , 2016 , Article)Mesoporous carbon materials (CMK-3-T-MW) with high surface area, different pore diameters and rod shaped morphology were synthesized via nanocasting technique using the SBA-15 templates prepared by ultra-fast microwave-assisted ... -
Vertical orientation of solvent cast nanofilled PS-b-PEO block copolymer thin films at high nanoparticle loading
Huq, Abul F.; Kulkarni, Manish; Modi, Arvind; Smilgies, Detlef-M.; Al-Enizi, Abdullah M.; Elzatahry, Ahmed; Raghavan, Dharmaraj; Karim, Alamgir... more authors ... less authors ( Elsevier Ltd , 2016 , Article)We demonstrate selective dispersion of photosensitive electron acceptor phenyl-C61-butyric acid methyl ester (PCBM) in cylinder forming polystyrene-b-poly (ethylene oxide) (PS-b-PEO) block copolymer (BCP). Neat PS-b-PEO ...