Search Results - "Mohamed, Abd Elrahman"

Therapeutic and diagnostic potential of nanomaterials for enhanced biomedical applications by Abd Elkodous, M., El-Sayyad, Gharieb S., Abdelrahman, Ibrahim Y., El-Bastawisy, Hanan S., Mohamed, Abd Elrahman, Mosallam, Farag M., Nasser, Hebatallah A., Gobara, Mohamed, Baraka, Ahmad, Elsayed, Mohamed A., El-Batal, Ahmed I.

“…[Display omitted] •Definition, types, synthetic routes of nanoparticles and their applications.•Recent trends in nanomaterial-based bioimaging: early detection…”
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Correlation between microstructural characteristics from micro-CT of foamed concrete and mechanical behaviors evaluated by experiments and simulations by Kim, Ji-Su, Chung, Sang-Yeop, Han, Tong-Seok, Stephan, Dietmar, Elrahman, Mohamed Abd

“…Microstructural characteristics and properties of foamed concrete, a cellular lightweight cement paste with entrained air voids, are investigated. The complex…”
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Influence of Nanosilica on Mechanical Properties, Sorptivity, and Microstructure of Lightweight Concrete by Abd Elrahman, Mohamed, Chung, Sang-Yeop, Sikora, Pawel, Rucinska, Teresa, Stephan, Dietmar

“…This study presents the results of an experimental investigation of the effects of nanosilica (NS) on the strength development, transport properties, thermal…”
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Properties of ultra-high performance geopolymer concrete incorporating recycled waste glass by Tahwia, Ahmed M., Heniegal, Ashraf M., Abdellatief, Mohamed, Tayeh, Bassam A., Elrahman, Mohamed Abd

“…One of the advantages of geopolymer technology is the ability to recycle a variety of wastes. In this paper, waste glass was incorporated into ultra-high…”
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Combined effect of fine fly ash and packing density on the properties of high performance concrete: An experimental approach by Abd Elrahman, Mohamed, Hillemeier, Bernd

“…•HPC with superior properties has been optimized using 312kg/m3 binder.•Fine FA is more effective than normal FA on improving concrete properties.•Total…”
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Enhancing sustainability of ultra-high performance concrete utilizing high-volume waste glass powder by Tahwia, Ahmed M., Essam, Ahmed, Tayeh, Bassam A., Elrahman, Mohamed Abd

“…This paper investigates the effect of recycled waste glass powder (RWGP) and particle packing optimization on the performance of UHPC. RWGP was obtained by…”
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The Influence of Nanomaterials on the Thermal Resistance of Cement-Based Composites-A Review by Sikora, Pawel, Abd Elrahman, Mohamed, Stephan, Dietmar

“…Exposure to elevated temperatures has detrimental effects on the properties of cementitious composites, leading to irreversible changes, up to total failure…”
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Evaluation of the Effects of Crushed and Expanded Waste Glass Aggregates on the Material Properties of Lightweight Concrete Using Image-Based Approaches by Chung, Sang-Yeop, Abd Elrahman, Mohamed, Sikora, Pawel, Rucinska, Teresa, Horszczaruk, Elzbieta, Stephan, Dietmar

“…Recently, the recycling of waste glass has become a worldwide issue in the reduction of waste and energy consumption. Waste glass can be utilized in…”
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Influence of high temperature exposure on compressive strength and microstructure of ultra-high performance geopolymer concrete with waste glass and ceramic by Tahwia, Ahmed M., Ellatief, Mohamed Abd, Bassioni, Ghada, Heniegal, Ashraf M., Elrahman, Mohamed Abd

“…This research evaluates the effect of high temperatures up to 800 °C on the compressive strength and microstructure of the developed ultra-high performance…”
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Influence of Nanoparticles from Waste Materials on Mechanical Properties, Durability and Microstructure of UHPC by Mostafa, Sahar A., Faried, Ahmed S., Farghali, Ahmed A., EL-Deeb, Mohamed M., Tawfik, Taher A., Majer, Stanisław, Abd Elrahman, Mohamed

“…This investigation presents the influence of various types of nanoparticles on the performance of ultra high performance concrete (UHPC). Three nanoparticles…”
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Pore Characteristics and Their Effects on the Material Properties of Foamed Concrete Evaluated Using Micro-CT Images and Numerical Approaches by Chung, Sang-Yeop, Lehmann, Christian, Abd Elrahman, Mohamed, Stephan, Dietmar

“…Foamed concrete contains numerous pores inside the material, and these pores are a significant factor determining the material characteristics. In particular,…”
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The effects of seawater on the hydration, microstructure and strength development of Portland cement pastes incorporating colloidal silica by Sikora, Pawel, Cendrowski, Krzysztof, Abd Elrahman, Mohamed, Chung, Sang-Yeop, Mijowska, Ewa, Stephan, Dietmar

“…This contribution investigates the effects of seawater and colloidal silica (NS) in the amounts of 1, 3 and 5 wt%, respectively, on the hydration, strength…”
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Characterization and optimization of fresh and hardened properties of ultra-high performance geopolymer concrete by Abdellatief, Mohamed, Mortagi, Mohamed, Elrahman, Mohamed Abd, Tahwia, Ahmed M., Alluqmani, Ayed E., Alanazi, Hani

“…Due to the deterioration and environmental issues of cement-based ultra-high-performance concrete (UHPC), there is an increasing interest in utilizing…”
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Preparation and Characterization of Ultra-Lightweight Foamed Concrete Incorporating Lightweight Aggregates by Abd Elrahman, Mohamed, El Madawy, Mohamed, Chung, Sang-Yeop, Sikora, Pawel, Stephan, Dietmar

“…Increasing interest is nowadays being paid to improving the thermal insulation of buildings in order to save energy and reduce ecological problems. Foamed…”
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Development and performance of sustainable structural lightweight concrete containing waste clay bricks by Hussein, Yasser M., Elrahman, Mohamed Abd, Elsakhawy, Yara, Tayeh, Bassam A., Tahwia, Ahmed M.

“…Utilization of waste crushed bricks (WCB), which are obtained from brick factories and demolition waste as coarse and fine aggregate for preparing concrete, is…”
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Post-dengue acute disseminated encephalomyelitis: A case report and meta-analysis by Kamel, Mohamed Gomaa, Nam, Nguyen Tran, Han, Nguyen Huu Bao, El-Shabouny, Abd-Elaziz, Makram, Abd-ElRahman Mohamed, Abd-Elhay, Fatma Abd-Elshahed, Dang, Tran Ngoc, Hieu, Nguyen Le Trung, Huong, Vu Thi Que, Tung, Trinh Huu, Hirayama, Kenji, Huy, Nguyen Tien

“…Dengue is one of the most common infectious diseases. The aim of this study was to systematically review acute disseminated encephalomyelitis (ADEM) and to…”
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An Innovative Method for Sustainable Utilization of Blast-Furnace Slag in the Cleaner Production of One-Part Hybrid Cement Mortar by Fayed, Esraa K, El-Hosiny, Fouad I, El-Kattan, Ibrahim M, Al-Kroom, Hussein, Abd Elrahman, Mohamed, Abdel-Gawwad, Hamdy A

“…Hybrid cement (HC) can be defined as alkali activated-blended-Portland cement (PC). It is prepared by the addition of an alkaline solution to high-volume…”
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The production and properties of cold-bonded aggregate and its applications in concrete: A review by Tajra, Feras, Elrahman, Mohamed Abd, Stephan, Dietmar

“…•Production process of CBA using different by-products and waste materials.•Influential factors on the manufacturing productivity and properties of…”
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The Effects of Temperature Curing on the Strength Development, Transport Properties, and Freeze-Thaw Resistance of Blast Furnace Slag Cement Mortars Modified with Nanosilica by Federowicz, Karol, Figueiredo, Vitoria Alves, Al-Kroom, Hussein, Abdel-Gawwad, Hamdy A, Abd Elrahman, Mohamed, Sikora, Pawel

“…This investigation studies the effects of hot water and hot air curing on the strength development, transport properties, and freeze-thaw resistance of mortars…”
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The Effect of Finely-Grinded Crushed Brick Powder on Physical and Microstructural Characteristics of Lightweight Concrete by Hussein Al-kroom, May M. Atyia, Mohamed G. Mahdy, Mohamed Abd Elrahman

“…The utilization of waste crushed clay brick (CB) in concrete reduces its harmful impacts on the environment as it can be found in many places around the world…”
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