Search Results - "Amer Algaifi, Hassan"

Crack-healing in cementitious material to improve the durability of structures: Review by Amer Ali Algaifi, Hassan, Abu Bakar, Suhaimi, Mohd Sam, Abdul Rahman, Zainal Abidin, Ahmad Razin

“…One of the most commonly used materials in the field of construction is concrete. Nevertheless, there are strong inclinations for concrete to form cracks,…”
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Insight into the role of microbial calcium carbonate and the factors involved in self-healing concrete by Amer Algaifi, Hassan, Abu Bakar, Suhaimi, Rahman Mohd. Sam, Abdul, Ismail, Mohammad, Razin Zainal Abidin, Ahmad, Shahir, Shafinaz, Ali Hamood Altowayti, Wahid

“…•The bacterial growth was inhibited inside the concrete pore due to its high pH value of 13.•The ureolysis was also decreased by up to 75% at pH value of…”
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Assessment of acid resistance of natural pozzolan-based alkali-activated concrete: Experimental and optimization modelling by Ibrahim, Mohammed, Salami, Babatunde Abiodun, Amer Algaifi, Hassan, Kalimur Rahman, Muhammed, Nasir, Muhammad, Ewebajo, Adeoluwa Oladapo

“…•Acid resistance of NP/nSiO2-based AAC exposed to 5% H2SO4 was evaluated.•Visual examination, weight loss, reduction in strength and micro analytical changes…”
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Synthesis of rubberized Alkali-activated Concrete: Experimental and numerical evaluation by Yahya Mohammed Al-Fasih, Mohammed, Fahim Huseien, Ghasan, Syahrizal bin Ibrahim, Izni, Rahman Mohd Sam, Abdul, Amer Algaifi, Hassan, Alyousef, Rayed

“…•Rubberized alkali-activated concretes were designed.•Concrete containing 30% of WRTCs as natural aggreagtes replacement achieved adequate strength…”
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Optimisation of GBFS, Fly Ash, and Nano-Silica Contents in Alkali-Activated Mortars by Algaifi, Hassan Amer, Mustafa Mohamed, Abdeliazim, Alsuhaibani, Eyad, Shahidan, Shahiron, Alrshoudi, Fahed, Huseien, Ghasan Fahim, Bakar, Suhaimi Abu

“…Although free-cement-based alkali-activated paste, mortar, and concrete have been recognised as sustainable and environmental-friendly materials, a…”
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Strength and Acid Resistance of Ceramic-Based Self-Compacting Alkali-Activated Concrete: Optimizing and Predicting Assessment by Algaifi, Hassan Amer, Khan, Mohammad Iqbal, Shahidan, Shahiron, Fares, Galal, Abbas, Yassir M., Huseien, Ghasan Fahim, Salami, Babatunde Abiodun, Alabduljabbar, Hisham

“…The development of self-compacting alkali-activated concrete (SCAAC) has become a hot topic in the scientific community; however, most of the existing…”
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Mathematical prediction of the compressive strength of bacterial concrete using gene expression programming by Hassan Amer Algaifi, Ali S. Alqarni, Rayed Alyousef, Suhaimi Abu Bakar, M.H. Wan Ibrahim, Shahiron Shahidan, Mohammed Ibrahim, Babatunde Abiodun Salami

“…The impact of microbial calcium carbonate on concrete strength has been extensively evaluated in the literature. However, there is no predicted equation for…”
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Systematic Experimental Assessment of POFA Concrete Incorporating Waste Tire Rubber Aggregate by Mhaya, Akram M, Baharom, S, Baghban, Mohammad Hajmohammadian, Nehdi, Moncef L, Faridmehr, Iman, Huseien, Ghasan Fahim, Algaifi, Hassan Amer, Ismail, Mohammad

“…Several researchers devoted considerable efforts to partially replace natural aggregates in concrete with recycled materials such as recycled tire rubber…”
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Systematic Evaluation of Permeability of Concrete Incorporating Coconut Shell as Replacement of Fine Aggregate by Mhaya, Akram M, Algaifi, Hassan Amer, Shahidan, Shahiron, Zuki, Sharifah Salwa Mohd, Azmi, Mohamad Azim Mohammad, Ibrahim, Mohd Haziman Wan, Huseien, Ghasan Fahim

“…The concern about coconut shell disposal and natural fine aggregate depletion has prompted researchers to utilize coconut shell as aggregate in recent years…”
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The effect of nanosilica incorporation on the mechanical properties of concrete exposed to elevated temperature: a review by Nasser, Ibrahim Mohammed, Ibrahim, Mohd Haziman Wan, Zuki, Sharifah Salwa Mohd, Algaifi, Hassan Amer, Alshalif, Abdullah Faisal

“…Exposing concrete to high temperatures leads to harmful effects in its mechanical and microstructural properties, and ultimately to total failure. In this…”
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Bio-inspired self-healing of concrete cracks using new B. pseudomycoides species by Algaifi, Hassan Amer, Bakar, Suhaimi Abu, Alyousef, Rayed, Mohd Sam, Abdul Rahman, Ibrahim, M.H. Wan, Shahidan, Shahiron, Ibrahim, Mohammed, Salami, Babatunde Abiodun

“…Bio-inspired self-healing of concrete cracks has been widely exploited to improve concrete properties and thus increase concrete life span using different…”
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Development of rubberised cementitious material incorporating graphene nanoplatelets and silica fume by Algaifi, Hassan Amer, Syamsir, Agusril, Baharom, Shahrizan, Alyami, Mana, Al-Fakih, Abdo Mohammed, Anggraini, Vivi

“…Rubberised cementitious material has gained significant attention within the civil engineering community. However, the gap and voids between rubber particles…”
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Optimizing durability and performance in high-volume fly ash-based alkali-activated mortar with palm oil fuel ash and slag: A response surface methodology approach by Algaifi, Hassan Amer, Fahim Huseien, Ghasan, Syamsir, Agusril, Qaid, Adeb, Baharom, Shahrizan, Mhaya, Akram M.

“…While extensive research has been conducted on the production of binary or ternary binders incorporated into alkali-activated mortars (AAMs), significant…”
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Assessment of acoustic and mechanical properties in modified rubberized concrete by Algaifi, Hassan Amer, Syamsir, Agusril, Baharom, Shahrizan, Alrshoudi, Fahed, Qaid, Adeb, Al-Fakih, Abdo Mohammed, Mhaya, Akram M., Salah, Husam A.

“…Utilizing waste crumb rubber and substituting cement in concrete with industrial waste materials, such as ground granulated blast furnace slag (GBFS),…”
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Development of Ultra-High-Performance Silica Fume-Based Mortar Incorporating Graphene Nanoplatelets for 3-Dimensional Concrete Printing Application by Salah, Husam A., Mutalib, Azrul A., Kaish, A. B. M. A., Syamsir, Agusril, Algaifi, Hassan Amer

“…Although the use of 3D printing in civil engineering has grown in popularity, one of the primary challenges associated with it is the absence of steel bars…”
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The adsorptive removal of As (III) using biomass of arsenic resistant Bacillus thuringiensis strain WS3: Characteristics and modelling studies by Altowayti, Wahid Ali Hamood, Algaifi, Hassan Amer, Bakar, Suhaimi Abu, Shahir, Shafinaz

“…Globally, the contamination of water with arsenic is a serious health issue. Recently, several researches have endorsed the efficiency of biomass to remove As…”
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Development of a sustainable concrete incorporated with effective microorganism and fly Ash: Characteristics and modeling studies by Huseien, Ghasan Fahim, Sam, Abdul Rahman Mohd, Algaifi, Hassan Amer, Alyousef, Rayed

“…•A strategy was developed to produce sustainable concrete from sustainable fly ash wastes and EM.•The feasibility of fly ash incorporating EM as alternative to…”
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Engineering Properties of Waste Sawdust-Based Lightweight Alkali-Activated Concrete: Experimental Assessment and Numerical Prediction by Alabduljabbar, Hisham, Huseien, Ghasan Fahim, Sam, Abdul Rahman Mohd, Alyouef, Rayed, Algaifi, Hassan Amer, Alaskar, Abdulaziz

“…Alkali activated concretes have emerged as a prospective alternative to conventional concrete wherein diverse waste materials have been converted as valuable…”
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A review on the durability performance of alkali-activated binders subjected to chloride-bearing environment by Salami, Babatunde Abiodun, Ibrahim, Mohammed, Algaifi, Hassan Amer, Alimi, Wasiu, Ewebajo, Adeoluwa Oladapo

“…•Chloride diffusion and transport mechanism of various AABs using different standards were presented,•Influence of various alkali activated mix parameters on…”
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A sustainable enhancement of bio-cement using immobilised Bacillus sphaericus: Optimization, microstructural properties, and techno-economic analysis for a cleaner production of bio-cementitious mortars by Mokhtar, Norfaniza, Megat Johari, Megat Azmi, Tajarudin, Husnul Azan, Al-Gheethi, Adel Ali, Algaifi, Hassan Amer

“…The present study developed a cleaner production bio-cementitious mortars (BCM) using immobilised Bacillus sphaericus activity. In order to achieve a…”
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