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Now showing items 10971-10980 of 11046
Industrial waste utilization of carbon dust in sustainable cementitious composites production
(
Multidisciplinary Digital Publishing Institute (MDPI)
, 2020 , Article)
This paper experimentally investigates the effect of utilization of carbon dust generated as an industrial waste from aluminum factories in cementitious composites production. Carbon dust is collected, characterized, and ...
تأثیر تنظیم الاحداث الریاضیة الكبرى في دول الخلیج على التماسك الاسري الاجتماعي (دراسة حالة دولة قطر)
(
Gulf Studies center - College of Arts & Sciences - Qatar University
, 2023 , Conference Paper)
تعد الفعالیات الریاضیة الكبرى في دول الخلیج فرصة لتعزیز التماسك الاجتماعي والتنمیة المستدامة، فاستضافة كأس العالم
في قطر عام كمثال 2022 قد استقطبت ملایین المشجعین والزوار من مختلف أنحاء العالم، وساھمت في تحسین صورة
دول ...
AGEomics Biomarkers and Machine Learning—Realizing the Potential of Protein Glycation in Clinical Diagnostics
(
Multidisciplinary Digital Publishing Institute (MDPI)
, 2022 , Article)
Protein damage by glycation, oxidation and nitration is a continuous process in the physiological system caused by reactive metabolites associated with dicarbonyl stress, oxidative stress and nitrative stress, respectively. ...
Hybrid fuzzy sliding mode for stick-slip suppression in drill string systems
(
Korean Society of Mechanical Engineers
, 2022 , Article)
Stick-slip vibration is one of the main factors that contribute greatly to reducing the service life of drill string equipment and decreasing the efficiency of the overall drilling system. Thus, it would be very desirable ...
Parents’ knowledge of emergency management of avulsed permanent teeth in children and adolescents in the State of Qatar: a questionnaire cross-sectional study
(
Springer Nature
, 2023 , Article)
Purpose: To elucidate the level of parental knowledge in Qatar regarding the management of avulsed teeth. Methods: A self-administered questionnaire was completed by 400 parents attending their children’s routine dental ...
Effect of Waste Tire Rubber on Properties of Asphalt Cement and Asphalt Concrete Mixtures: State of the Art
(
Springer Nature
, 2023 , Article)
This research paper aims at providing a comprehensive analysis of the effect of the addition of waste tire rubber to asphalt mix and its properties. Having reviewed several published research papers, it is concluded that ...
Zinc Toxicity and Tolerance in Plants
(
Wiley
, 2023 , Book chapter)
Zinc (Zn) is vital for optimum growth not only for plants but also for humans. In plants, Zn supplement either from natural resources/soil or exogenous application is essential for better flowering and fruiting. The ...
Review of innovative approaches of thermo-mechanical refrigeration systems using low grade heat
(
Hindawi
, 2020 , Article)
Cooling and refrigeration systems consume around 17% of the world-wide electricity. Enhancing the performance of these systems, using renewable energy resources and waste heat recovered from industrial processes, will lead ...
Synergetic effects of dodecylamine-functionalized graphene oxide nanoparticles on antifouling and antibacterial properties of polysulfone ultrafiltration membranes
(
Elsevier
, 2021 , Article)
The potential use of dodecylamine-functionalized graphene oxide (rGO-DDA) nanoparticles as an antifoulant and antibacterial nanofiller was investigated. GO and rGO-DDA were analyzed using Raman spectroscopy, FTIR, SEM, ...
أثر النمط القيادي في تمكين العاملين في المنظمات الحكومية في دولة قطر : ديوان المحاسبة نموذجا
(2023 , Master Thesis)
هدفت هذه الدراسة التعرف على أثر النمط القيادي في تمكين العاملين في ديوان المحاسبة، والتعرف على الأنماط القيادية السائدة لدى المسؤولين، والتعرف على مستوى التمكين السائد في بيئة العمل، والتعرف على أهم التحديات التي تواجه ...