Center for Advanced Materials Research: Recent submissions
Now showing items 581-600 of 1375
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Influence of accelerated weathering on the physical and structural properties of poly(Lactic-acid)/ poly(3-hydroxybutyrate-co-3-hydroxyvalerate) (pla/phbv) blends
( BME-PT and GTE , 2021 , Article)The paper aims to study the poly(lactic acid) (PLA) and poly(3-hydroxybutyrate-co-3-hydroxyvalerate) (PHBV) blend properties after their degradation under 2000 h of accelerated weathering conditions following the ASTM D4329 ... -
Effect of plasma treatment on accelerated pla degradation
( BME-PT and GTE , 2021 , Article)Poly(lactic acid) (PLA) has been found to be important in various applications, such as in the medical, pharma-ceutical, and packaging industries. However, the long-term associated degradation process of PLA is a limiting ... -
Effect of poly(ε-caprolactone) and titanium (IV) dioxide content on the UV and hydrolytic degradation of poly(lactic acid)/poly(ε-caprolactone) blends
( John Wiley and Sons Inc , 2021 , Article)The effect of accelerated weathering degradation on the properties of poly(lactic acid) (PLA)/poly(ε-caprolactone) (PCL) blends and PLA/PCL/titanium (IV) dioxide (TiO2) nanocomposites are presented in this paper. The results ... -
The study of optical and photodielectric properties of polymethyl methacrylate and tris-(8-hydroxy-quinoline) aluminum (Alq3) composites
( John Wiley and Sons Inc , 2021 , Article)Polymer composite films of tris-(8-hydroxy-quinoline) aluminum (Alq3) and polymethyl methacrylate (PMMA) at two different concentrations were investigated. Dielectric properties of the samples were measured in broad frequency ... -
Ionic diffusion in iPP: DC electrical conductivity
( Elsevier B.V. , 2020 , Article)This study provides a new insight into the relationships between absorption and adsorption processes that occur during the treatment of iPP in aqueous solutions of metal-chloride salts, as well as the impact of these ... -
Editorial corner - a personal view increasing service lifetime of commodity polymers in parallel with development of usable biodegradable polymers
( BME-PT and GTE , 2021 , Article)[No abstract available] -
Advanced Thermal Energy Systems Based On Paraffin Waxes Applicable In Building Industry
( 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 ... -
Photocatalytic Degradation Of Phenolic Compounds
( Hamad bin Khalifa University Press (HBKU Press) , 2014 , Conference Paper)A great challenge for this century lies in cleaning-up the wastewater generated during industrial, domestic and agricultural activities before being released, into the aquatic environment, or reused for another purpose ... -
Mechanical Energy Harvesting Behaviour Of Soft Polymeric Materials
( Hamad bin Khalifa University Press (HBKU Press) , 2014 , Conference Paper)This study is concentrated on the preparation of the soft polymeric materials with flexoelectric effect. The flexoelectricity can be defined as reversible process of the electrical energy harvesting upon dynamical mechanical ... -
Kinetic Study Of The Crystallization Of Lldpe And Wax In Lldpe/wax Phase-change Blends Used For Thermal Energy Storage
( Hamad bin Khalifa University Press (HBKU Press) , 2014 , Conference Paper)Phase-change materials are used to store and release energy through phase changes, be it melting and solidification processes or solid state phase transitions. Among a large number of phase-change materials are paraffin ... -
Promising And Anomalous Structural And Electrochemical Properties Of Polyanionic Phosphates In Sodium Ion Batteries
( Hamad bin Khalifa University Press (HBKU Press) , 2014 , Conference Paper)This work presents a recent progress on the polyanionic phosphate family that functions as cathode materials in sodium ion batteries (SIBs). Firstly, this study will cover vanadium-containing frameworks that show very ... -
Enhancement Of Water-oil Separation By Electroclescence
( Hamad bin Khalifa University Press (HBKU Press) , 2014 , Conference Paper)Dispersed water droplets in organic liquids are commonly encountered in the oil, chemical and biochemical industries. A typical example is the separation of dispersed water drops in crude oil, in order to prevent catalyst ... -
Qatalum's 1st Cut Spl; Treatment And Applications
( Hamad bin Khalifa University Press (HBKU Press) , 2014 , Conference Paper)Spent Pot Lining (SPL) is produced in thousands of tons annually as a waste from the aluminum industry. SPL is classified into two types, 1st and 2nd Cut SPL. The 1st cut, which is the material under investigation in this ... -
Synthesizing New Anodes From Qatalum's 1st Cut Spl
( Hamad bin Khalifa University Press (HBKU Press) , 2014 , Conference Paper)Aluminum industry produces hundreds of tons of spent pot lining (SPL) waste every year. SPL is classified into two types: 1st cut and 2nd cut. The 1st cut SPL which is the material under study in this work is mainly composed ... -
Antibacterial Modification Of Polyethylene By Multistage Process Utilizing Low-temperature Plasma
( Hamad bin Khalifa University Press (HBKU Press) , 2014 , Conference Paper)Limiting factor of PE application in healthcare is high susceptibility of polyethylene towards bacterial growth. For this reason, antibacterial treatment of PE foils using appropriate antibacterial agents was used in this ... -
Polyisobutylene (PIB)-NHC Supported Catalysts for Cross-Coupling Reactions: A Green and Sustainable Protocol
( Hamad bin Khalifa University Press (HBKU Press) , 2016 , Conference Paper)N-Heterocyclic Carbenes (NHCs): Over the last two decades N-Heterocyclic carbenes (NHCs) have immensely attracted chemists in nearly all fields of chemistry. N-Heterocyclic carbenes are commonly encountered in coordination ... -
Application of artificial intelligence in electrical power systems
( Institute of Electrical and Electronics Engineers Inc. , 2020 , Conference Paper)In this paper, the application of heuristic and optimization algorithms based on artificial intelligence (AI) is investigated on electrical power systems. Three distinct areas have been categorized validating the application ... -
A New High Gain Modified Boost Converter for Renewable Energy Application with Closed Loop Control
( IEEE Computer Society , 2020 , Conference Paper)The proposed work presents a new Modified Boost Converter (MBC) for renewable energy applications. The proposed MBC is intended for high voltage applications and operates in the closed-loop control to maintain the desired ... -
Bio self-healing concrete using MICP by an indigenous Bacillus cereus strain isolated from Qatari soil
( Elsevier , 2022 , Article)In this study, the self-healing process in concrete through microbial-induced calcium carbonate precipitation (MICP) performed by an adapted indigenous strain of Bacillus cereus isolated from soils in Qatar was investigated. ... -
A New Class of Electrocatalyst Materials for Direct Methanol Fuel Cell Applications
( Hamad bin Khalifa University Press (HBKU Press) , 2016 , Conference Paper)Direct methanol fuel cell (DMFC) has been attracting lots of attention as a power source for transportation, stationary and portable electronic devices due to the high energy density of methanol and ease of handling compared ...
