Browsing by Author "Al-Maadeed, Mariam"
Now showing items 1-18 of 18
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2D Ti3C2Tx (MXene)-reinforced polyvinyl alcohol (PVA) nanofibers with enhanced mechanical and electrical properties
Sobolčiak, Patrik; Ali, Adnan; Hassan, Mohammad K.; Helal, Mohamed I.; Tanvir, Aisha; Popelka, Anton; Al-Maadeed, Mariam A.; Krupa, Igor; Mahmoud, Khaled A.... more authors ... less authors ( Public Library of Science , 2017 , Article)Novel 2D Ti3C2Tx (MXene)-reinforced polyvinyl alcohol (PVA) nanofibers have been successfully fabricated by an electrospinning technique. The high aspect ratio, hydrophilic surfaces, and metallic conductivity of delaminated ... -
A new experimental device and inverse method to characterize thermal properties of composite phase change materials
Didier, Gossard; Mustapha, Karkri; AlMaadeed, Mariam A.; Krupa, Igor ( Elsevier BV , 2015 , Article)A new experimental device has been developed in order to characterize the phase change material (PCM) thermal properties (thermal conductivity k, sensible and latent heat thermal energy storage, cp and Lf) in the solid ... -
Advanced Thermal Energy Systems Based On Paraffin Waxes Applicable In Building Industry
Sobolciak, Patrik; Karkri, Mustapha; Krupa, Igor; Al Maadeed, Mariam ( Hamad bin Khalifa University Press (HBKU Press) , 2014 , Conference Paper)Thermal energy storage systems are crucial for reducing dependency on fossil fuels and minimizing CO2 emissions. The building sector is a major sector responsible for producing high levels of CO2 in most countries (including ... -
Corrosion protection of electrospun PVDF-ZnO superhydrophobic coating
Radwan, A. Bahgat; Mohamed, Adel M.A.; Abdullah, Aboubakr M.; Al-Maadeed, Mariam A. ( Elsevier B.V. , 2016 , Article)A one-step electrospinning technique was used to prepare a protective superhydrophobic PVDF–ZnO nanocomposite coating for aluminum against corrosion. The wettability and morphology of the prepared coating surfaces was ... -
Date palm wood flour/glass fibre reinforced hybrid composites of recycled polypropylene: Mechanical and thermal properties
AlMaadeed, Mariam A.; Kahraman, Ramazan; Khanam, P. Noorunnisa; Madi, Nabil ( Elsevier, Ltd , 2012 , Article)Recycled polypropylene (RPP) based hybrid composites of date palm wood flour/glass fibre were prepared by different weight ratios of the two reinforcements. Mixing process was carried out in an extruder and samples were ... -
Effect of two types of graphene nanoplatelets on the physico-mechanical properties of linear low-density polyethylene composites
Noorunnisa Khanam, P.; AlMaadeed, Mariam A.; Ouederni, M.; Mayoral, Beatriz; Hamilton, Andrew; Sun, Dan... more authors ... less authors ( Taylor and Francis Ltd. , 2016 , Article)The influence of two types of graphene nanoplatelets (GNPs) on the physico-mechanical properties of linear low-density polyethylene (LLDPE) was investigated. The addition of these two types of GNPs - designated as grades ... -
Heat transfer performance of paraffin wax based phase change materials applicable in building industry
Sobolciak, Patrik; Abdelrazeqa, Haneen; Ozerkan, Nesibe Gozde; Ouederni, Mabrouk; Nogellova, Zuzana; AlMaadeed, Mariam A.; Karkri, Mustaph; Krupa, Igor... more authors ... less authors ( Elsevier Ltd , 2016 , Article)Thermal characterization of phase change materials (PCMs) compose of linear low-density polyethylene (LLDPE), paraffin wax (W) with a melting point of 25 °C, and expanded graphite (EG), that are highly effective in thermal ... -
Impact of Innovative Learning Environment Based on Research Activities on Secondary School Student's Attitude Towards Research and Their Self-Efficacy.
Al-Ghanim, Kaltham A; Al-Maadeed, Mariam A; Al-Thani, Noora Jabor ( European Scientific Institute, ESI. , 2014 , Article)Advanced and free learning environment coupled with the creative learning activities is assumed to be a motivational variable. In the present study, we applied an innovative learning strategy involving students in order to ... -
Improved mechanical properties of recycled linear low-density polyethylene composites filled with date palm wood powder
AlMaadeed, Mariam A.; Nógellová, Zuzana; Janigová, Ivica; Krupa, Igor ( Elsevier, Ltd , 2014 , Article)Recycled linear low-density polyethylene (RLLDPE) was blended with date palm wood powder to prepare composites in which the concentration of the filler ranged from 10 to 70wt.%. The cross-linking of composites was performed ... -
Improvement of thermal conductivity of paraffin by adding expanded graphite
Karkri, Mustapha; Lachheb, Mohamed; Gossard, Didier; Ben Nasrallah, Sassi; AlMaadeed, Mariam A ( SAGE Publications Ltd , 2016 , Article)This paper investigated the use of graphite with different configuration designs to improve the thermal energy storage of phase change material systems. Two types of graphite have been combined with paraffin in order to ... -
Mechanical and thermal characterisation of multifunctional composites incorporating phase change materials
Yoo, Sanghyun; Kandare, Everson; Mahendrarajah, Ghowsalya; Al-Maadeed, Mariam A; Khatibi, Akbar Afaghi ( SAGE Publications Ltd , 2017 , Article)The paper reports an experimental investigation on the mechanical and thermal properties of multifunctional composite laminates integrated with microencapsulated phase change materials. The different microstructures were ... -
Mechanical and thermal properties of date palm leaf fiber reinforced recycled poly (ethylene terephthalate) composites
Dehghani, Alireza; Madadi Ardekani, Sara; Al-Maadeed, Mariam A.; Hassan, Azman; Wahit, Mat Uzir ( Elsevier, Ltd , 2013 , Article)Development of a recycled poly (ethylene terephthalate) (PETr) reinforced with surface treated date palm leaf fiber (DPLF) composites with enhanced mechanical properties have been studied. Surface modified date palm leaf ... -
Nicotinamide-based supergelator self-assembling via asymmetric hydrogen bonding NH OC and H Br pattern for reusable, moldable and self-healable nontoxic fuel gels
Kasak, Peter; Hrobarik, Peter; Osicka, Josef; Solarikova, Dominika; Horvath, Branislav; Tkac, Jan; Sadasivuni, Kishor K.; AlMaadeed, Mariam A.; Miklase, Roman... more authors ... less authors ( Academic Press Inc. , 2021 , Article)Hypothesis Development of highly efficient low-molecular weight gelators (LMWGs) for safe energy storage materials is of great demand. Energy storage materials as fuel gels are often achieved by construction of hybrid ... -
Physico-mechanical, dielectric, and piezoelectric properties of PVDF electrospun mats containing silver nanoparticles.
Issa, Ahmed A.; Al-Maadeed, Mariam A.; Luyt, Adriaan S.; Ponnamma, Deepalekshmi; Hassan, Mohammad K. ( C , 2017 , Article)Poly(vinylidene fluoride) (PVDF) is a piezoelectric material with outstanding physical and mechanical properties. The piezoelectric properties depend on the β-phase content of this polymer, while the physical and mechanical ... -
SERVICE-BASED FRAMEWORK OF RESEARCH PROJECTS IN HIGHER EDUCATION INSTITUTIONS
Al-Maadeed, Mariam; Hussain, Shahbaz; Al-Salem, Mohammed; Bouras, Abdelaziz ( Editora Mundos Sociais , 2021 , Article)This work presents and disseminates the services and infrastructure required to manage the quantity and quality of research projects in higher education institutions (HEIs). To achieve this objective, smart management of ... -
Storage and Release of Thermal Energy of Phase Change Materials Based on Linear Low Density of Polyethylene, Parafin Wax and Expanded Graphite
Sobolciak, Patrik; Karkri, Mustapha; Krupa, Igor; Al Maadeed, Mariam ( John Wiley & Sons, Inc. , 2015 , Book chapter) -
Thermal characterization of phase change materials based on linear low-density polyethylene, paraffin wax and expanded graphite
Sobolciak, Patrik; Karkri, Mustapha; Al-Maadeed, Mariam A.; Krupa, Igor ( Elsevier Ltd , 2016 , Article)Thermal characterization of Phase Change Materials (PCMs) based on linear low-density polyethylene (LLDPE), paraffin wax (W) and expanded graphite (EG) is reported in this paper. Investigated PCMs showed high potential for ... -
Thermophysical properties of multifunctional glass fibre reinforced polymer composites incorporating phase change materials
Yoo, Sanghyun; Kandare, Everson; Shanks, Robert; Al-Maadeed, Mariam A.; Khatibia, Akbar Afaghi ( Elsevier B.V. , 2016 , Article)In this study novel multifunctional composites consisting of glass fibre/epoxy/microencapsulated phase change materials (micro-PCMs) were prepared and their thermophysical properties have been investigated. Test results ...