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Hazem M. Eldeeb, Ali Ibrahim, Magdy H. Mowafy, Martina Zelenáková, Hany F. Abd-Elhamid, Katarzyna Pietrucha-Urbanik and Mahmoud T. Ghonim
Dams are built for different purposes, but failure of a dam could result in extreme disasters such as floods. The Grand Ethiopian Renaissance Dam (GERD) was mainly built for power generation, but concerns about its safety, location and site conditions ha...
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Franz Wagner, Leonie Mester, Sven Klinkel and Hans-Gerd Maas
This study focuses on the development of novel evaluation methods for the analysis of thin carbon reinforced concrete (CRC) structures. CRC allows for the exploration of slender components and innovative construction techniques due to its high tensile st...
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Nils Reeh, Gerd Manthei and Peter J. Klar
To depict the pump power characteristics of radial centrifugal pumps, a physical model was developed. The model relies on established empirical equations. To parameterize the model for specific pumps, physically interpretable tuning factors were integrat...
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Frank Liebold, Franz Wagner, Josiane Giese, Szymon Grzesiak, Christoph de Sousa, Birgit Beckmann, Matthias Pahn, Steffen Marx, Manfred Curbach and Hans-Gerd Maas
Carbon-reinforced concrete (CRC) is increasingly utilized in construction, due to its unique properties, such as corrosion resistance, high-tensile strength, and durability. Understanding its behavior under different loads is crucial to ensuring its safe...
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Ana Laura Olguín-Hernández, Ma. de Lourdes Arévalo-Galarza, Jorge Cadena-Iñiguez, David Jaén-Contreras and Cecilia B. Peña-Valdivia
The lulo plant (Solanum quitoense Lamarck) is native to South America. In Mexico, this species shows potential for the conversion of agroecosystems. It is used as food and pharmaceutical sources for metabolites. However, there are few papers related to h...
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Omar Khalil, Hany El-Sharkawy, Maha Youssef and Gerd Baumann
We propose a new method of adaptive piecewise approximation based on Sinc points for ordinary differential equations. The adaptive method is a piecewise collocation method which utilizes Poly-Sinc interpolation to reach a preset level of accuracy for the...
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Tran Viet Hoan, Karl-Gerd Richter, Nicolas Börsig, Jonas Bauer, Nguyen Thi Ha and Stefan Norra
The Ca Mau peninsula (CMP) is a key economic region in southern Vietnam. In recent decades, the high demand for water has increased the exploitation of groundwater, thus lowering the groundwater level and leading to risks of degradation, depletion, and l...
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Felix Conitz, Aude Zingraff-Hamed, Gerd Lupp and Stephan Pauleit
Mountain areas are highly exposed to flood risks. The latter are increasing in the context of climate change, urbanization, and land use changes. Non-structural approaches such as nature-based solutions can provide opportunities to reduce the risks of su...
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Dimitrios Dermentzoglou, Myrta Castellino, Paolo De Girolamo, Maziar Partovi, Gerd-Jan Schreppers and Alessandro Antonini
Several failures of recurved concrete crownwalls have been observed in recent years. This work aims to get a better insight within the processes underlying the loading phase of these structures due to non-breaking wave impulsive loading conditions and to...
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Gabriela Ghiga, Nicoleta Gimiga, Daniel Vasile Timofte, Oana Maria Rosu, Vladimir Poroch, Gheorghe G. Balan and Smaranda Diaconescu
Gastroesophageal reflux disease (GERD) is a common digestive condition, representing one of the most frequent reasons for medical examination, especially in pediatric gastroenterology departments. GERD could be associated with biochemical alterations rep...
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