Research Units: Recent submissions
Now showing items 21-40 of 4624
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Evaluation of Loss Functions for Segmentation of Corneal Nerves
( Institute of Electrical and Electronics Engineers Inc. , 2021 , Conference Paper)Corneal confocal microscopy (CCM) has been advocated as a non-invasive technique for objective diagnosis of very early neuropathy in patients by scanning the corneal subbasal nerve plexus. The obtained images provide a ... -
Association between food insecurity and quality of life among older adults (60+) in six low and middle-income countries
( Elsevier , 2023 , Article)Food insecurity is a key social determinant of health and nutrition. However, very few studies have examined the association of food insecurity and quality of life outcomes among older adults in low and middle-income ... -
Characterizing Multimorbidity Prevalence and Adverse Outcomes in Ethnically and Culturally Diverse Sub-Populations in India: Gaps, Opportunities, and Future Directions
( MDPI , 2024 , Article Review)India is a large middle-income country and has surpassed China in overall population, comprising 20% of the global population (over 1.43 billion people). India is experiencing a major demographic shift in its aging population. ... -
School Leadership 4.0: Are We Ready?
( Springer Nature , 2024 , Book chapter)This study explores the relevance of Leadership 4.0 in the context of Education 4.0 for school leaders. By investigating school leaders’ knowledge and perceptions of Education 4.0, the study provides insights into their ... -
Correction: Pd/Ni-metal–organic framework-derived porous carbon nanosheets for efficient CO oxidation over a wide pH range
( Royal Society of Chemistry , 2022 , Article)The authors regret that one of the funders of this work was omitted in the Acknowledgements section of the original publication. The correct acknowledgements are as follows: This work was supported by the Qatar University ... -
Interfacial Electronic Interactions within the Pd-CeO2/Carbon Onions Define the Efficient Electrocatalytic Ethanol Oxidation Reaction in Alkaline Electrolytes
( American Chemical Society (ACS) , 2024 , Article)Porous Pd-based electrocatalysts are promising materials for alkaline direct ethanol fuel cells (ADEFCs) and ethanol sensors in the development of renewable energy and point-of-contact ethanol sensor test kits for drunk ... -
Porous transition metal-based nanostructures as efficient cathodes for aluminium-air batteries
( Elsevier , 2023 , Article)Aluminum-air batteries (AABs) are green and efficient energy systems due to their earth-abundant, safety, low price, excellent theoretical capacity (2.98 Ah/g) and energy density (8.1 Wh/g), which are significant merits ... -
Ternary PdNiO nanocrystals-ornamented porous CeO2/onion-like carbon for electrooxidation of carbon monoxide: unveiling the effect of supports and electrolytes
( Royal Society of Chemistry , 2023 , Article)Porous ternary Pd-based catalysts are highly promising for various electrocatalytic applications, due to their low Pd mass, high surface area, accessible active sites, and tunable electronic structure; however, their ... -
Graphene-based catalysts for carbon monoxide oxidation: Experimental and theoretical insights
( Elsevier , 2023 , Article)Graphene-based catalysts are important in various applications ranging from hydrogen production to fuel cells and gas conversion reactions, due to their high surface area, low density, great mechanical properties, and rich ... -
Unveiling the effect of shapes and electrolytes on the electrocatalytic ethanol oxidation activity of self-standing Pd nanostructures
( Elsevier , 2023 , Article)Morphologically controlled Pd-based nanocrystals are the most efficient strategies for improving the electrocatalytic ethanol oxidation reaction (EOR) performance; however, their morphological-EOR activity relationship and ... -
Synergistically interactive MnFeM (M = Cu, Ti, and Co) sites doped porous g-C3N4 fiber-like nanostructures for an enhanced green hydrogen production
( Royal Society of Chemistry , 2023 , Article)The use of a synergetic effect is an effective approach for promoting the green hydrogen evolution reaction (HER). However, ternary metal doped porous g-C3N4 fiber-like nanostructures have not been reported so far. Herein, ... -
Self-Standing Pd-Based Nanostructures for Electrocatalytic CO Oxidation: Do Nanocatalyst Shape and Electrolyte pH Matter?
( Multidisciplinary Digital Publishing Institute (MDPI) , 2023 , Article)Tailoring the shape of Pd nanocrystals is one of the main ways to enhance catalytic activity; however, the effect of shapes and electrolyte pH on carbon monoxide oxidation (COOxid) is not highlighted enough. This article ... -
Pd nanocrystals encapsulated in MOF-derived Ni/N-doped hollow carbon nanosheets for efficient thermal CO oxidation: unveiling the effect of porosity
( Royal Society of Chemistry , 2023 , Article)Rational synthesis of Ni-metal-organic-framework (MOF)-derived hollow N-doped carbon (Ni-MOF-HNC) nanostructures has garnered great attention in various catalytic reactions due to their outstanding catalytic and physicochemical ... -
Electrocatalytic CO oxidation on porous ternary PdNiO-CeO2/carbon black nanocatalysts: Effect of supports and electrolytes
( Elsevier , 2023 , Article)The catalytic activity and durability of porous ternary Pd-based electrocatalysts are augmented by alloying with other metals and using supports, however, the effect of supports and electrolytes at varied pH on the ... -
Self-standing foam-like Pd-based alloys nanostructures for efficient electrocatalytic ethanol oxidation
( Elsevier , 2023 , Article)In this work, self-standing binary porous PdM (M = Ni, Fe and Co) foam-like nanostructures are rationally designed by a rapid and one-step aqueous-solution method, including ice co-reduction of metal precursors using sodium ... -
Unveiling the electrochemical CO oxidation activity on support-free porous PdM (M = Fe, Co, Ni) foam-like nanocrystals over a wide pH range
( Elsevier , 2023 , Article)Binary PdM-based nanocrystals are efficient electrocatalysts for a wide range of renewable and green fuel cell applications; however, their poisoning by CO is a great barrier for commercialization, so it is pivotal to solve ... -
Interfacial Engineering of Porous Pd/M (M = Au, Cu, Mn) Sponge-like Nanocrystals with a Clean Surface for Enhanced Alkaline Electrochemical Oxidation of Ethanol
( American Chemical Society (ACS) , 2023 , Article)The interfacial engineering of Pd-based alloys (i.e., PdM with distinct morphologies, compositions, and strain defects) is an efficient way for enhanced catalytic activity; however, it remains a grand challenge to fabricate ... -
Controlling the Synthesis Protocols of Palladium-Based Nanostructures for Enhanced Electrocatalytic Oxidation of Carbon Monoxide: A Mini-Review
( Wiley-Blackwell , 2023 , Article)Pd-based nanostructures are endowed with impressive catalytic features for alcohol-based fuel cells, however, their poisoning by carbon monoxide (CO) is a great barrier to large-scale utilization of such fuel cells as ... -
Metal-organic framework-derived hierarchical porous N/Co-doped carbon-supported sponge-like Pd-SnO2 nanostructures for low-temperature CO oxidation
( Royal Society of Chemistry , 2024 , Article)Metal-organic framework-derived porous N/Co-doped carbon (MOF-PNC) nanostructures-supported metal nanoparticles (NPs) are of great importance in multidisciplinary catalytic reactions; however, their catalytic performance ... -
Evacuation under flooded conditions: Experimental investigation of the influence of water depth on walking behaviors
( Elsevier , 2021 , Article)Flooding can be considered as the most frequent type of natural disaster, and it is an unavoidable phenomenon in many parts of the world. Ensuring the safety of people during such natural disasters is extremely important. ...