Search Results - "Hassan, L."

The QC Relaxation: A Theoretical and Computational Study on Optimal Power Flow by Coffrin, Carleton, Hijazi, Hassan L., Van Hentenryck, Pascal

“…Convex relaxations of the power flow equations and, in particular, the semi-definite programming (SDP) and second-order cone (SOC) relaxations, have attracted…”
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Strengthening the SDP Relaxation of AC Power Flows With Convex Envelopes, Bound Tightening, and Valid Inequalities by Coffrin, Carleton, Hijazi, Hassan L., Van Hentenryck, Pascal

“…This work revisits the semidefine programming (SDP) relaxation of the ac power flow equations in light of recent results illustrating the benefits of bounds…”
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On the dynamic Coulomb's frictional contact problem for thermo‐piezoelectric materials by Alaoui, Mohammed, Essoufi, EL‐Hassan, Ouaanabi, Abdelhafid, Bouallala, Mustapha

“…In this work, we study, from a variational point of view, a dynamic contact problem between a thermo‐piezoelectric body and a thermally conductive foundation…”
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COVID-19 infection, hospitalisation and mortality rates in people with severe mental illness: findings from two UK cohort studies by Hassan, L., Firth, J.

“…Introduction Recent systematic reviews have highlighted that people with Severe Mental Illness (SMI) have higher risks of infection, hospitalisation and death…”
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A time-fractional of a viscoelastic frictionless contact problem with normal compliance by Bouallala, Mustapha, Essoufi, E. L.-Hassan, Nguyen, Van Thien, Pang, Wei

“…In this paper, we propose a new model of dynamic frictionless contact problem between a viscoelastic body and a rigid foundation. The constitutive relation is…”
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Mn-Fe nanoparticles on a reduced graphene oxide catalyst for enhanced olefin production from syngas in a slurry reactor by Nasser, Al-Hassan, Guo, Lisheng, ELnaggar, Hamada, Wang, Yang, Guo, Xiaoyu, AbdelMoneim, Ahmed, Tsubaki, Noritatsu

“…Fe nanoparticles (NPs) supported on reduced graphene oxide (rGO) nano-sheets were promoted with Mn and used for the production of light olefins in…”
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Dense Small Satellite Networks for Modern Terrestrial Communication Systems: Benefits, Infrastructure, and Technologies by Hassan, Naveed U.L., Huang, Chongwen, Yuen, Chau, Ahmad, Ayaz, Zhang, Yan

“…Dense small satellite networks (DSSN) in low earth orbits (LEO) can benefit several mobile terrestrial communication systems (MTCS). However, the potential…”
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High gain DC/DC converter with continuous input current for renewable energy applications by Mansour, Arafa S., Amer, AL-Hassan H., El-Kholy, Elwy E., Zaky, Mohamed S.

“…In this paper, a new design of a non-isolated high-voltage gain DC/DC converter that operates at a reasonable duty cycle, by merging the dual boost converter…”
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Deciphering the interactions of scopoletin and scopolin from Catunaregam nilotica roots against Naja nigricollis phospholipase A2 enzyme by Salihu, M., Hassan, L.G., Faruq, U.Z., Yusuf, A.J.

“…Catuneragam nilotica has been used in ethnomedicine to treat snakebite, inflammation, and diarrhea among others. The aim of this research is to isolate, and…”
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Resin-based dental pulp capping restoration enclosing silica and portlandite nanoparticles from natural resources by Elbatanony, Mai M., Safwat, Engie M., El-Sherif, Sammar, Hassan, Mohammad L.

“…Natural-based materials represent green choices for biomedical applications. In this study, resin pulp capping restoration enclosing strengthening silica and…”
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Analysis and Numerical Approach of a Coupled Thermo-Electro-Mechanical System for Nonlinear Hencky-Type Materials with Nonlocal Coulomb's Friction by Benkhira, EL-Hassan, Fakhar, Rachid, Mandyly, Youssef

“…The effects of an included temperature field in the contact process between a piezoelectric body and a rigid foundation with thermal and electrical…”
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Electrical conductivity and dielectric properties of nanofibrillated cellulose thin films from bagasse by Abdel‐karim, Amal M., Salama, A. H., Hassan, Mohammad L.

“…Nanocelluloses are potential candidates for applications in flexible electronic due to their unique physical and mechanical properties. However, electrical…”
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Mechanical, barrier, and biodegradability properties of bagasse cellulose whiskers reinforced natural rubber nanocomposites by Bras, Julien, Hassan, Mohammad L., Bruzesse, Cecile, Hassan, Enas A., El-Wakil, Nahla A., Dufresne, Alain

“…▶ The current research work is on utilization of bagasse, an important agricultural residue in some countries in the world, in isolation of cellulose whiskers…”
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Effect of transglutaminase induced crosslinking on the properties of starch/gelatin films by AL-Hassan, A.A., Norziah, M.H.

“…•Transglutaminase enzyme has an effect on physicochemical and functional properties of the films.•Fish gelatin significantly reduced water vapor permeability…”
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Safety and efficacy of single dose versus multiple doses of AmBisome for treatment of visceral leishmaniasis in eastern Africa: a randomised trial by Khalil, Eltahir A G, Weldegebreal, Teklu, Younis, Brima M, Omollo, Raymond, Musa, Ahmed M, Hailu, Workagegnehu, Abuzaid, Abuzaid A, Dorlo, Thomas P C, Hurissa, Zewdu, Yifru, Sisay, Haleke, William, Smith, Peter G, Ellis, Sally, Balasegaram, Manica, EL-Hassan, Ahmed M, Schoone, Gerard J, Wasunna, Monique, Kimutai, Robert, Edwards, Tansy, Hailu, Asrat

“…Anti-leishmanial drug regimens that include a single dose AmBisome could be suitable for eastern African patients with symptomatic visceral leishmaniasis (VL)…”
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Occurrence of rare earth elements in water, sediment, and freshwater fish of diverse trophic levels and feeding ecology: Insights from the Po river (northwest Italy) by Pastorino, Paolo, Squadrone, Stefania, Berti, Giovanna, Esposito, Giuseppe, Bondavalli, Fabio, Renzi, Monia, Pizzul, Elisabetta, Kazmi, Syed Shabi UL Hassan, Barceló, Damià, Abete, Maria Cesarina, Prearo, Marino

“…To date, the occurrence of rare earth elements (REEs) in freshwater ecosystems has garnered limited attention in the scientific literature. Furthermore, a…”
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Benchmarking Large-Scale ACOPF Solutions and Optimality Bounds by Gopinath, Smitha, Hijazi, Hassan L.

“…We present the results of a comprehensive bench-marking effort aimed at evaluating and comparing state-of-the-art open-source tools for solving the…”
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Novel green flexible rice straw nanofibers/zinc oxide nanoparticles films with electrical properties by El-Wahab, Rasha M. Abd, Fadel, Shaimaa M., Abdel-karim, Amal M., Eloui, Sherif M., Hassan, Mohammad L.

“…In the current work, rice straw nanofibers (RSNF) with the width of elementary fibrils (~ 4–5 nm) were isolated from rice straw. The isolated nanofibers were…”
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In-Vitro cytotoxicity, antibacterial, and UV protection properties of the biosynthesized Zinc oxide nanoparticles for medical textile applications by Fouda, Amr, EL-Din Hassan, Saad, Salem, Salem S., Shaheen, Tharwat I.

“…Nowadays, medical textiles have become the most essential and developing part in human healthcare sector. This work was undertaken with a view to harness the…”
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Diversity in Acinetobacter baumannii isolates from paediatric cancer patients in Egypt by Al-Hassan, L., El Mehallawy, H., Amyes, S.G.B.

“…Acinetobacter baumannii is an important nosocomial pathogen, commonly causing infections in immunocompromised patients. It is increasingly reported as a…”
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