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الجلسة الأولى: دراسات نقدية وتجديدية في الأسواق المالية
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مركز ابن خلدون للعلوم الإنسانية والاجتماعية - جامعة قطر
, 2020 , Video)
أصل الفيديو الجلسة الأولى التي أقامها مركز ابن خلدون ضمن مؤتمره الدولي الاقتصاد الإسلامي وسؤال التنمية بتاريخ 8-9 فبراير 2020، وجاءت الجلسة تحت عنوان : دراسات نقدية وتجديدية في الأسواق المالية .
تتناول الأوراق محور الأسواق ...
Thermal behavior and post-heating fracture characteristics of polypropylene microfiber-reinforced geopolymer binders
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Elsevier
, 2022 , Article)
This paper investigated the post-heating behavior of fly ash-based geopolymer binders reinforced with polypropylene (PP) microfibers. Geopolymer binders with different fiber contents including 0%, 0.05%, 0.1%, and 0.2% by ...
Ambient and Heat-Cured Geopolymer Composites: Mix Design Optimization and Life Cycle Assessment
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Multidisciplinary Digital Publishing Institute (MDPI)
, 2022 , Article)
The feasibility of producing sustainable cement-free composites and its environmental impact were investigated in this research. Experimental parametric evaluation was carried out in this regard to explore the optimum mix ...
Security concerns on machine learning solutions for 6G networks in mmWave beam prediction
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Elsevier B.V.
, 2022 , Article)
6G – sixth generation – is the latest cellular technology currently under development for wireless communication systems. In recent years, machine learning (ML) algorithms have been applied widely in various fields, such ...
Mechanical and Electromagnetic Properties of Self-Compacted Geopolymer Concretes With Nano Silica and Steel Fiber Additives
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Institute of Electrical and Electronics Engineers Inc. (IEEE)
, 2022 , Article)
Mechanical and electromagnetic properties (over 2-16 GHz) of self-compacted geopolymer concrete (SCGC) samples with different amounts of nanosilica (NS) and steel-fiber (SF) have been examined. From the mechanical tests, ...
Sustainable alkali-activated binders with municipal solid waste incineration ashes as sand or fly ash replacement
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Springer Nature
, 2022 , Article)
The present study investigates the feasibility of using two types of municipality solid wastes incineration ashes, namely, fly ash and bottom ash in the production of sustainable alkali-activated binder. The ashes are ...
أثر القرآن الكريم في شعر الفراهي
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كلية الآداب واللغات بجامعة محمد بوضياف بالمسيلة ،الجزائر
, 2020 , Article)
يدرس البحث أثر القرآن الكريم في شعر الإمام عبد الحميد الفراهي، فيبيِّن صور الاقتباس من القرآن الكريم في شعره إن على مستوى اللفظ المفرد أو التركيب أو الجملة أو المعاني، كما يدرس أثره في موضوعات شعره ومضامينه وأساليبه، وقد ...
Cybersecurity of multi-cloud healthcare systems: A hierarchical deep learning approach
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Elsevier Ltd
, 2022 , Article)
With the increase in sophistication and connectedness of the healthcare networks, their attack surfaces and vulnerabilities increase significantly. Malicious agents threaten patients’ health and life by stealing or altering ...
The role of polypropylene microfibers in thermal properties and post-heating behavior of cementitious composites
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Multidisciplinary Digital Publishing Institute (MDPI)
, 2020 , Article)
This paper experimentally studied the effect of polypropylene (PP) microfibers on thermal and post-heating mechanical behaviors of cementitious composites. Cement mortars with small dosage of polypropylene fibers were ...
Hybrid effect of carbon nanotubes and polypropylene microfibers on fire resistance, thermal characteristics and microstructure of cementitious composites
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Elsevier
, 2020 , Article)
The current study experimentally investigates the hybrid effect of carbon nanotubes (CNTs) and polypropylene (PP) microfibers on fire resistance and thermal characteristics of cementitious composites. Cement mortar with ...