Mehran Khan
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View article: Waste-to-resource design of eco-friendly ultra-high-performance concrete using reprocessed glass powder: Life cycle sustainability assessment and durability prediction
Waste-to-resource design of eco-friendly ultra-high-performance concrete using reprocessed glass powder: Life cycle sustainability assessment and durability prediction Open
The growing demand for sustainable ultra-high-performance concrete (S-UHPC) requires eco-efficient mix designs that reduce cement consumption and environmental impacts. In this study, a novel S-UHPC was developed using reprocessed waste gl…
View article: The Role of Artificial Intelligence in Bathing Water Quality Assessment: Trends, Challenges, and Opportunities
The Role of Artificial Intelligence in Bathing Water Quality Assessment: Trends, Challenges, and Opportunities Open
Bathing water quality (BWQ) monitoring and prediction are essential to safeguard public health by informing bathers about the risk of exposure to faecal indicator bacteria (FIBs). Traditional monitoring approaches, such as manual sampling …
View article: Towards Greener 3D Printing: A Performance Evaluation of Silica Fume-Modified Low-Carbon Concrete
Towards Greener 3D Printing: A Performance Evaluation of Silica Fume-Modified Low-Carbon Concrete Open
This study investigates the durability challenges of 3D-printed concrete (3DPC) and examines the effect of silica fume (SF) on its performance, focusing on mechanical properties and selected durability tests as key indicators of mix suitab…
View article: Towards Sustainable Mortar: Optimising Sika-Fibre Dosage in Ground Granulated Blast Furnace Slag (GGBS) and Silica Fume Blends for 3D Concrete Printing
Towards Sustainable Mortar: Optimising Sika-Fibre Dosage in Ground Granulated Blast Furnace Slag (GGBS) and Silica Fume Blends for 3D Concrete Printing Open
Three-dimensional concrete printing (3DCP) is rapidly emerging as a transformative construction technology, enabling formwork-free fabrication, geometric flexibility, and reduced labour. However, the lack of conventional reinforcement and …
View article: Advancing 3D Printable Concrete with Nanoclays: Rheological and Mechanical Insights for Construction Applications
Advancing 3D Printable Concrete with Nanoclays: Rheological and Mechanical Insights for Construction Applications Open
Three-dimensional concrete printing (3DCP) is an emerging technology that improves design flexibility and material efficiency in construction. However, widespread adoption of 3DCP requires overcoming key material challenges. These include …
View article: Emerging Insights into the Durability of 3D-Printed Concrete: Recent Advances in Mix Design Parameters and Testing
Emerging Insights into the Durability of 3D-Printed Concrete: Recent Advances in Mix Design Parameters and Testing Open
Although 3D-printed concrete (3DPC) offers advantages such as faster construction, reduced labour costs, and minimized material waste, concerns remain about its long-term durability. This review examines these challenges by assessing how t…
View article: A Comprehensive Review of Rheological Dynamics and Process Parameters in 3D Concrete Printing
A Comprehensive Review of Rheological Dynamics and Process Parameters in 3D Concrete Printing Open
Three-dimensional concrete printing (3DCP) represents a paradigm shift in construction technology, enabling the automated, formwork-free fabrication of intricate geometries. Despite its rapid growth, successful implementation remains depen…
View article: Recent Advancements in Polypropylene Fibre-Reinforced 3D-Printed Concrete: Insights into Mix Ratios, Testing Procedures, and Material Behaviour
Recent Advancements in Polypropylene Fibre-Reinforced 3D-Printed Concrete: Insights into Mix Ratios, Testing Procedures, and Material Behaviour Open
This review presents a comprehensive analysis of polypropylene (PP) fibre incorporation in three-dimensional printed concrete (3DPC), focusing on the material behaviour in both fresh and hardened states. PP fibres play a critical role in i…
View article: Code-Switching and Code-Mixing in Pakistani English: A Sociolinguistic Analysis
Code-Switching and Code-Mixing in Pakistani English: A Sociolinguistic Analysis Open
This work investigates one of the most intriguing and frequently used sociolinguistic phenomena—code-switching and code-mixing in Pakistani English—focusing on its patterns, triggers, and consequences in a multilingual setting. This resear…
View article: A narrative review on lipid-polymer hybrid nanoparticles for geriatric oncology: advancing drug delivery in the aging population
A narrative review on lipid-polymer hybrid nanoparticles for geriatric oncology: advancing drug delivery in the aging population Open
Aging is accompanied by a multitude of physiological changes that significantly impact drug pharmacokinetics and dynamics, posing unique challenges in cancer treatment. Developments in nanotechnology have been crucial to fight against canc…
View article: The Influence of Technology on Contemporary English Vocabulary: Neologisms and Digital Discourse
The Influence of Technology on Contemporary English Vocabulary: Neologisms and Digital Discourse Open
This qualitative research explores the impact of technology on contemporary English vocabulary, focusing on neologisms and digital discourse. The study was conducted through semi-structured interviews with 12 English-speaking teachers from…
View article: The Role of Different Clay Types in Achieving Low-Carbon 3D Printed Concretes
The Role of Different Clay Types in Achieving Low-Carbon 3D Printed Concretes Open
Concrete 3D printing, an innovative construction technology, offers reduced material waste, increased construction speed, and the ability to create complex and customized shapes that are challenging to achieve with traditional methods. Thi…
View article: Recent developments on low carbon 3D printing concrete: Revolutionizing construction through innovative technology
Recent developments on low carbon 3D printing concrete: Revolutionizing construction through innovative technology Open
3D Printing Concrete (3DPC) represents an innovative advancement in construction, enabling the creation of intricate and custom structures while simultaneously reducing material waste and expediting construction schedules. This comprehensi…
View article: Evaluating Sustainable Colored Mortars Reinforced with Fly Ash: A Comprehensive Study on Physical and Mechanical Properties under High-Temperature Exposure
Evaluating Sustainable Colored Mortars Reinforced with Fly Ash: A Comprehensive Study on Physical and Mechanical Properties under High-Temperature Exposure Open
This research primarily delves into a comprehensive investigation concerning the synergistic effects of fly ash (FA) with yellow pigment (YP) and red pigment (RP) in the workability, physical characteristics, and mechanical properties of c…
View article: A holistic review on the contribution of civil engineers for driving sustainable concrete construction in the built environment
A holistic review on the contribution of civil engineers for driving sustainable concrete construction in the built environment Open
Comprehending civil engineer's crucial role in promoting sustainable construction practices is becoming increasingly essential as the globe faces severe environmental and economic concerns. This study discusses civil engineer's pivotal rol…
View article: Editorial: Sustainable fiber reinforced cementitious composites for construction and building materials
Editorial: Sustainable fiber reinforced cementitious composites for construction and building materials Open
EDITORIAL article Front. Mater., 07 July 2023Sec. Structural Materials Volume 10 - 2023 | https://doi.org/10.3389/fmats.2023.1237960
View article: Fire Performance of Fiber-reinforced Ultra-High-Performance Concrete: A state-of-the-art review
Fire Performance of Fiber-reinforced Ultra-High-Performance Concrete: A state-of-the-art review Open
Explosive spalling is a major problem for structures made of ultra-high-performance concrete (UHPC) after being exposed to fire, which hinders their practical applications. To overcome this obstacle, fibers have become an essential constit…
View article: Utilization of sodium carbonate activator in strain-hardening ultra-high-performance geopolymer concrete (SH-UHPGC)
Utilization of sodium carbonate activator in strain-hardening ultra-high-performance geopolymer concrete (SH-UHPGC) Open
In this study, strain-hardening ultra-high-performance geopolymer concrete (SH-UHPGC) was produced using Na 2 CO 3 , Na 2 SiO 3 and their hybridization (1:1 in mole ratio) as alkaline activators. An ultra-high compressive strength was achi…
View article: Influence determination of damage to mechanical structure based on modal analysis and modal assurance criterion
Influence determination of damage to mechanical structure based on modal analysis and modal assurance criterion Open
Mechanical damages in structures changes its geometry in various ways. However, if damage size comparing to structure size is small, thus observation of this damage could be hard or even impossible in some cases. For this reason, changes i…
View article: Effectiveness of hybrid steel-basalt fiber reinforced concrete under compression
Effectiveness of hybrid steel-basalt fiber reinforced concrete under compression Open
The compressive behavior of plain concrete (PC) is more vulnerable to failure under applied load compared to fiber reinforced concrete. Nowadays, multi scale hybrid fibers are used in place of single fibers in concrete in order to get supe…
View article: Basalt Fibers in Modified Whisker Reinforced Cementitious Composites
Basalt Fibers in Modified Whisker Reinforced Cementitious Composites Open
The calcium carbonate whisker (CW) and basalt fiber are gaining popularity due to its enhanced mechanical properties in composites. Also, the short and long fibers provide bridging role and resistance against cracking from micro- to macro-…
View article: Development of β-cyclodextrin/polyvinypyrrolidone-co-poly (2-acrylamide-2-methylpropane sulphonic acid) hybrid nanogels as nano-drug delivery carriers to enhance the solubility of Rosuvastatin: An in vitro and in vivo evaluation
Development of β-cyclodextrin/polyvinypyrrolidone-co-poly (2-acrylamide-2-methylpropane sulphonic acid) hybrid nanogels as nano-drug delivery carriers to enhance the solubility of Rosuvastatin: An in vitro and in vivo evaluation Open
The present study is aimed at enhancing the solubility of rosuvastatin (RST) by designing betacyclodextrin/polyvinypyrrolidone-co-poly (2-acrylamide-2-methylpropane sulphonic acid) crosslinked hydrophilic nanogels in the presence of crossl…
View article: Uniaxial Tensile Behavior, Flexural Properties, Empirical Calculation and Microstructure of Multi-Scale Fiber Reinforced Cement-Based Material at Elevated Temperature
Uniaxial Tensile Behavior, Flexural Properties, Empirical Calculation and Microstructure of Multi-Scale Fiber Reinforced Cement-Based Material at Elevated Temperature Open
Fire is one of the most unfavorable conditions that cement-based composites can face during their service lives. The uniaxial tensile and flexural tensile properties of the steel-polyvinyl alcohol fiber-calcium carbonate whisker (CW) multi…
View article: Effect of Short Fiber Reinforcements on Fracture Performance of Cement-Based Materials: A Systematic Review Approach
Effect of Short Fiber Reinforcements on Fracture Performance of Cement-Based Materials: A Systematic Review Approach Open
Fracture characteristics were used to effectively evaluate the performance of fiber-reinforced cementitious composites. The fracture parameters provided the basis for crack stability analysis, service performance, safety evaluation, and pr…
View article: Effect of Coconut Fiber Length and Content on Properties of High Strength Concrete
Effect of Coconut Fiber Length and Content on Properties of High Strength Concrete Open
Recently, the addition of natural fibers to high strength concrete (HSC) has been of great interest in the field of construction materials. Compared to artificial fibers, natural fibers are cheap and locally available. Among all natural fi…