Pages
- 1
- 2
- document
-
Mohammed, Musaab A. A. (author), Mohamed, Ahmed (author), Szabó, Norbert P. (author), Alarifi, Saad S. (author), Abdelrady, Ahmed (author), Alao, Joseph Omeiza (author)The recent research aims to investigate the petrophysical and hydrogeological parameters of the Nubian aquifer system (NAS) in Northern Khartoum State, Sudan, using integrated geophysical methods, including surface electrical resistivity and geophysical well-logging. The Nubian aquifer is a transboundary regional aquifer that covers vast areas...journal article 2024
- document
-
Abdelrady, Ahmed (author), Tang, Yuchen (author), Bogaard, T.A. (author), Foppen, J.W.A. (author)Sand filtration systems (SF) are a well-established approach in ensuring the availability of clean water. Understanding the transport properties of colloidal particles within SF systems is of paramount importance for optimizing their performance. This study investigated the potential utilization of silica-encapsulated DNA particles, equipped...journal article 2024
- document
-
Mohammed, Musaab A. A. (author), Kaya, Fuat (author), Mohamed, Ahmed (author), Alarifi, Saad S. (author), Abdelrady, Ahmed (author), Keshavarzi, Ali (author), Szabó, Norbert P. (author), Szűcs, Péter (author)Agriculture is considered one of the primary elements for socioeconomic stability in most parts of Sudan. Consequently, the irrigation water should be properly managed to achieve sustainable crop yield and soil fertility. This research aims to predict the irrigation indices of sodium adsorption ratio (SAR), sodium percentage (Na%), permeability...journal article 2023
- document
-
Ndam Njikam, Mohamed Moustapha (author), Yem, Mbida (author), Ribodetti, Alessandra (author), Mohamed, Ahmed (author), Soumah, Aboubacar (author), Junior, Moaboulou Prosper (author), Alarifi, Saad S. (author), Abdelrady, Ahmed (author)The present work used the electrical resistivity approach to conduct a three-dimensional modeling and initial volume estimation of the limestone layer in the Mintom region located in southern Cameroon. In order to achieve the objectives of the study, a total of 21 electrical soundings spaced 250 m were first collected in the field using the...journal article 2023
- document
-
Mohamed, Ahmed (author), Alarifi, Saad S. (author), Abdelrady, Ahmed (author)This study combined gravity data from the Earth Gravitational Model (EGM2008) with other data to better understand the spatial variations of the sedimentary cover and the structural trends that affect groundwater flow in the Nubian Sandstone Aquifer System. Our findings were verified and evidenced by geological, geochronological, geochemical...journal article 2023
- document
-
Abdelrady, Mohamed (author), Moneim, Mohamed A. (author), Alarifi, Saad S. (author), Abdelrady, Ahmed (author), Othman, Abdullah (author), Mohammed, Musaab A.A. (author), Mohamed, Ahmed (author)The numerous hydrothermal alteration zones and subsurface structures affecting the mineralized deposits of the Dungash region were identified using aeromagnetic data. The Center of Exploration Targeting (CET) approach and several filters, such as reduction-to-pole, Tilt derivative, First Vertical Derivative, Horizontal gradient map, Downward...journal article 2023
- document
-
Ahmed, M. M. (author), Kassim, Amaged (author), Ragab, Ayman (author), EL-Razaz, Zeinab (author), Al-Enizi, Abdullah M. (author), Yousef, Ayman (author), Abdelrady, Ahmed (author), El-Naggar, K. A.M. (author)The present investigation involved the production of roof tile samples through the replacement of kaolin clay with varying proportions of Ferrosilicon slag (FS) (0%, 10%, 15%, 20%, and 25% by weight) at different firing temperatures (900 °C, 1000 °C, and 1100 °C). The present study investigated the impact of incorporating FS slag waste on...journal article 2023
- document
-
Kianfar, B. (author), Hassanizadeh, S. Majid (author), Abdelrady, Ahmed (author), Bogaard, T.A. (author), Foppen, J.W.A. (author)In the terrestrial environment, interactions between natural organic matter (NOM) and colloids can lead to the formation of an environmental corona around colloids, influencing their transport behaviour and, ultimately, their ecotoxicity. We used a synthetically designed colloid tagged with DNA (DNAcol) as a surrogate for natural colloids and...journal article 2023
- document
-
Mohamed, Ahmed (author), Abdelrady, Ahmed (author), Alarifi, Saad S. (author), Othman, Abdullah (author)Because of climate change and human activity, North and Central Africa are experiencing a significant water shortage. Recent advancements in earth observation technologies have made widespread groundwater monitoring possible. To examine spatial and temporal mass fluctuations caused by groundwater variations in Chad, gravity solutions from the...journal article 2023
- document
-
Tang, Yuchen (author), van Rhijn, Fay (author), Abdelrady, Ahmed (author), Foppen, J.W.A. (author), Bogaard, T.A. (author)Recently, superparamagnetic silica encapsulated DNA microparticles (SiDNAFe) were designed and in various experiments used as a hydrological tracer. We investigated the effect of bed characteristics on the transport behaviour and especially the mass loss of SiDNAFe in open channel injection experiments. Hereto, a series of laboratory...journal article 2023
- document
-
Mohamed, Ahmed (author), Othman, Abdullah (author), Galal, Wael F. (author), Abdelrady, Ahmed (author)In order to cope with the rise in human-caused demands, Saudi Arabia is exploring new groundwater sources. The groundwater potential of Wadi Ranyah was studied using a multi-dataset-integrated approach that included time-variable gravity data from the Gravity Recovery and Climate Experiment (GRACE), vertical electrical sounding (VES), and...journal article 2023
- document
-
Mohamed, Ahmed (author), Faye, Cheikh (author), Othman, Abdullah (author), Abdelrady, Ahmed (author)The Gravity Recovery and Climate Experiment (GRACE) satellite data retrieval experiment has been instrumental in characterizing the global fluctuations in terrestrial water storage (ΔTWS) over the past 20 years. Given the limited availability of hydrological data, GRACE measurements are frequently combined with other climatic models,...journal article 2022
- document
-
Othman, Abdullah (author), Abdelrady, Ahmed (author), Mohamed, Ahmed (author)Iraq is facing a water shortage due to water scarcity and anthropogenic activities. The recent advance in technologies in geophysical methods has made groundwater monitoring possible. Time-variable gravity data and outputs of the climatic model, as well as rainfall data, are integrated to investigate the spatio-temporal mass variations caused by...journal article 2022
- document
-
Mohamed, Ahmed (author), Al Deep, Mohamed (author), Othman, Abdullah (author), Taha, Ayman I. (author), Alshehri, Fahad (author), Abdelrady, Ahmed (author)Saudi Arabia is seeking fresh groundwater resources to face the increase in anthropogenic activities. The groundwater storage variations and occurrence were investigated and the surface and subsurface structures influencing the groundwater resources in the research area were defined using a combined study of Gravity Recovery and Climate...journal article 2022
- document
-
Mohamed, Ahmed (author), Asmoay, Ahmed (author), Alshehri, Fahad (author), Abdelrady, Ahmed (author), Othman, Abdullah (author)Thirty groundwater samples were taken from Assiut’s northern outskirts. The physicochemical properties of these samples were investigated. For the evaluation of water–rock interaction, the saturation index (SI), chloro-alkaline indices (CAI1 and CAI2), Gibbs ratios for cations and anions (GC and GA), principal component analysis (PCA), and...journal article 2022
- document
-
Mohamed, Ahmed (author), Al Deep, Mohamed (author), Abdelrahman, Kamal (author), Abdelrady, Ahmed (author)This study used land gravity and airborne magnetic data to investigate the depth to the magmatic chamber and map the heat flow distribution beneath the active volcanoes of Hawaii Island using the Curie point depth (CPD) and gravity modeling. Obtaining some of the ground-based geophysical measurements was problematic due to accessibility...journal article 2022
- document
-
Mohamed, Ahmed (author), Abdelrahman, Kamal (author), Abdelrady, Ahmed (author)In the Middle East, water shortage is becoming more and more serious due to the development of agriculture and industry and the increase in population. Saudi Arabia is one of the most water-consuming countries in the Middle East, and urgent measures are needed. Therefore, we integrated data from Gravity Recovery and Climate Experiment (GRACE)...journal article 2022
- document
-
Mohamed, Ahmed (author), Ahmed, Ezzat (author), Alshehri, Fahad (author), Abdelrady, Ahmed (author)The Nubian Sandstone Aquifer System (NSAS) is made up of three major sub-basins: Kufra, Dakhla, and the N. Sudan Platform. It is one of the world’s largest groundwater systems. The aquifer’s hydrologic setting, connectivity of its sub-basins, and groundwater flow across these sub-basins are currently unclear. To address these issues, we used...journal article 2022
- document
-
Mohamed, Ahmed (author), Abdelrady, Mohamed (author), Alshehri, Fahad (author), Mohammed, Mohammed Atef (author), Abdelrady, Ahmed (author)Every day, mining corporations grow and develop over Egypt’s Eastern Desert in search of gold, silver, and other metals. Mineral resources in Egypt are a powerful tool for increasing national income. In this study, we are interested in mineral exploration, such as gold and porphyry deposits, using aeromagnetic data, applying various processing...journal article 2022
- document
-
Abdelrady, Ahmed (author), Abdelhafez, Mohamed Hssan Hassan (author), Ragab, Ayman (author)Building insulation based on nanomaterials is considered one of the most effective means of reducing energy consumption in the hot desert climate. The application of an energy-efficient insulation system can significantly decrease the energy consumed via a building’s air-conditioning system during the summer. Hence, building insulation has...journal article 2021
Pages
- 1
- 2