Search Results - "Atef, Mohamed"

Feature selection based on ACO and knowledge graph for Arabic text classification by Atef Mosa, Mohamed

“…Nowadays, multi-class learning processes have attracted a vast amount of attention due to their complexities and progressive development in various fields…”
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Evaluation of the most promising techniques overcoming the algal problems takes place during the purification of drinking water by Mahmoud, Eman A., Gad Mohamed, Atef Mohamed, Farrag, Abd El Hay Ali, Aboeldahb, Shaimaa A. M.

“…This work aims to study the technical problems of algal blooms that hinder the purification process of surface water used for drinking purposes and not its…”
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A Differential PD/TIA Interface for Enhanced SNR and Baseline Wander Reduction in High-Speed CMOS Optical Receivers by Abdelrahman, Diaaeldin, Atef, Mohamed

“…In this paper, a photodiode (PD)/transimpedance (TIA) interface is presented. The cathode terminal of the PD is AC-coupled to one of the inputs of a…”
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A Low-Power High-Sensitivity Photocurrent Sensory Circuit with Capacitive Feedback Transimpedance for Photoplethysmography Sensing by Mohan, Neethu, Awwad, Falah, Albastaki, Nabil, Atef, Mohamed

“…This study presents an integrated analog front-end (AFE) tailored for photoplethysmography (PPG) sensing. The AFE module introduces a novel transimpedance…”
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Accurate Characterization for Continuous-time Linear Equalization in CMOS Optical Receivers by Abdelrahman, Diaaeldin, Atef, Mohamed

“…Recently published CMOS optical receivers consist of a limited-bandwidth first-stage transimpedance amplifier (TIA) followed by an equalizer. Limiting the…”
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Low-Power High-Sensitivity Photoplethysmography Sensor for Wearable Health Monitoring System by Lin, Binghui, Ma, Zhouchen, Atef, Mohamed, Ying, Liang, Wang, Guoxing

“…This article presents a Photoplethysmography (PPG) sensory system for continuous health monitoring. The PPG chip is fabricated using <inline-formula> <tex-math…”
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Adsorption of heavy metals and hardness ions from groundwater onto modified zeolite: Batch and column studies by Mubarak, Mahmoud F., Mohamed, Atef Mohamed Gad, Keshawy, Mohammed, elMoghny, Thanaa Abd, Shehata, Nabila

“…In most developing countries, groundwater pollution is an imminent danger as a result of increased anthropogenic activities, in addition to potential…”
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A Review on Peak Load Shaving in Microgrid—Potential Benefits, Challenges, and Future Trend by Rana, Md Masud, Atef, Mohamed, Sarkar, Md Rasel, Uddin, Moslem, Shafiullah, GM

“…This study aims to review the potential benefits of peak load shaving in a microgrid system. The relevance of peak shaving for a microgrid system is presented…”
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An Integrated High-Gain Wide-Dynamic Range Photoplethysmography Sensor for Cardiac Health Monitoring by Mohan, Neethu, Abdelrahman, Diaaeldin, Ali, Noor Faris, Atef, Mohamed

“…This paper presents a low-power, high-gain, and wide-dynamic range (DR) photoplethysmography (PPG) sensory system with a novel direct current (DC) compensation…”
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Novel elimination method of iron and manganese ions from drinkable groundwater in Assiut, Egypt, by using sodalite-bearing modified illite by Mohamed, Atef Mohamed Gad, Mohamed, Mahmoud Mohamed Ahmed, Farrag, Abd El Hay Ali, Ali, Al-Shimaa Roshdy Mohamed

“…The world’s interest now is focusing on the applying of the principles of sustainable development in managing natural resources, especially in managing…”
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Single-Stage Isolated DC/AC Converter With Continuous Dynamic Model and Controller Design by Tawfik, Mohamed Atef, Ehab, Muhammad, Ahmed, Ashraf, Park, Joung-Hu

“…In this article, we propose an analysis and controller design of a bidirectional bridgeless single-stage dc/ac converter with high-frequency link and low part…”
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Evaluation of antioxidant activity, total phenols and phenolic compounds in thyme (Thymus vulgaris L.), sage (Salvia officinalis L.), and marjoram (Origanum majorana L.) extracts by Roby, Mohamed Hussein Hamdy, Sarhan, Mohamed Atef, Selim, Khaled Abdel-Hamed, Khalel, Khalel Ibrahim

“…► The safety of synthetic antioxidants as food additives has received increasing attention. ► There is need components to act as antioxidants and to make food…”
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Newly synthesized chitosan nanoparticles loaded with caffeine/moringa leaf extracts Halt Her2, BRCA1, and BRCA2 expressions by Mohammed, Hanaa, Karhib, Mustafa M., Al-Fahad, Karrar Sabah Jaafar, Atef, Atef Mohamed, Eskandrani, Areej, Darwish, Amira Abd-elfattah, Sary, Ahmed Abdallah, Elwakil, Bassma H., Bakr, Basant A., Eldrieny, Ahmed M.

“…Breast cancer is among the highest morbidity and mortality rates in women around the world. In the present investigation we aimed to synthesis novel nanosystem…”
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A Distributed Stubs Technique to Mitigate Flicker Noise Upconversion in a mm-Wave Rotary Traveling-Wave Oscillator by Shehata, Mohamed Atef, Keaveney, Michael, Staszewski, Robert Bogdan

“…A rotary traveling-wave oscillator (RTWO) has an ability to generate multiple phases at millimeter-wave (mmW) frequencies while achieving low phase noise (PN)…”
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Comparative Study between Matrix Rotation Technique versus Wide Local Excision of Carcinoma of the Breast Located in the Upper / Upper Outer Quadrant by Khalaf Abotaleb, Mohamed Ahmed Mohamed, El Din Osman, Ahmed Gamal, El Tayeb Al Azazi, Mohamed Atef Mohamed, Galal, Ahmed Mahmoud

“…Abstract Background The breast is a cornerstone image of femininity, and the heart of womanhood, as nourisher and comforter. These roles evoke the idea of the…”
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Guest Editorial: Special Issue on Selected Articles From IEEE BioCAS 2023 by Hung, Chung-Chih, Atef, Mohamed, Chen, Vanessa

“…The 12 articles in this special issue were presented at the 2023 IEEE Biomedical Circuits and Systems Conference (BioCAS) in Toronto, Canada, from October…”
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Arthroscopically Assisted Technique in the Treatment of Ankle Fractures with Posterior Malleolus Fragment in Adults by Elhabet, Mohamed Atef Mohamed, Abo-Elnasr, Khaled Mohamed, Henawy, Ayman Tawfik, Metwally, Ahmed Mahroos, Toreih, Ahmed Aly

“…Abstract Introduction: Ankle fractures constitute a challenging condition due to its high impact on the long term. Thus, advancements in management have been…”
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Compact UWB MIMO Antenna for 5G Millimeter-Wave Applications by Abbas, Mohamed Atef, Allam, Abdelmegid, Gaafar, Abdelhamid, Elhennawy, Hadia M, Sree, Mohamed Fathy Abo

“…This paper presents a printed multiple-input multiple-output (MIMO) antenna with the advantages of compact size, good MIMO diversity performance and simple…”
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Immediate implant placement with platelet rich fibrin as space filling material versus deproteinized bovine bone in maxillary premolars: A randomized clinical trial by Elbrashy, Ahmed, Osman, Ahmed H., Shawky, Mohamed, Askar, Niveen, Atef, Mohamed

“…Background Several biomaterials have been suggested to augment the jumping gap during immediate implant placement. Purpose The aim of this study was to compare…”
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Synthetization and characterization of SnCaAl.sub.2O.sub.3 nanocomposite and using as a superior adsorbent for Pb, Zn, and Cd ions in polluted water by Sayqal, Ali, Snousy, Moustafa Gamal, Mubarak, Mahmoud F, Ragab, Ahmed H, Mohamed, Atef Mohamed Gad, El Shahawy, Abeer

“…The presence of heavy metals in drinking water or wastewater poses a serious threat to the ecosystem. Hence, the present study focused on synthesizing…”
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