Optimal Silica Sand Particle Sizing Enhances Compressive Strength of Recycled Brick Geopolymers
Incorporating 125-micrometer silica sand into recycled fired clay brick geopolymers achieved peak compressive strengths of up to 64.89 megapascals by ...
Tag: interfacial transition zone
Smaller Coarse Aggregates and Superplasticizer Boost Concrete Strength While Increasing Shrinkage
Experimental testing demonstrates that combining a chemical superplasticizer with smaller coarse aggregates significantly enhances compressive and flexural strength but alters ...
Jaw Crushers Cut Comminution Energy and Carbon Emissions in Concrete Recycling
An experimental comparison reveals that jaw crushing requires less comminution energy and generates fewer carbon emissions than impact crushing during ...
Treated Coconut Shell Concrete Slabs Withstand Heavy Loads in Structural Testing
Experimental testing demonstrates that light-duty precast manhole cover slabs cast with treated coconut shell coarse aggregate and blast furnace slag ...
Saline Lagoon Exposure Degrades Lower-Grade Concrete Flexural Strength Over Three Years
A three-year forensic evaluation revealed that Grade 30 reinforced concrete exposed to saline lagoon water suffered severe flexural strength degradation, ...
Simulations Reveal How Damage Shifts Across Mixed Aggregate Concrete Under Compression
A study combining physical compression experiments with discrete element modeling demonstrates how internal mechanical damage redistributes among mortar, interfaces, and ...
CT scans and simulations reveal how freeze–thaw cycles crack concrete from the inside
Researchers combined rapid freeze–thaw testing, CT scanning and finite element simulation to track mesoscale damage in concrete, finding pore surface ...
Alkali-Treated Fly Ash Aggregate Lightens and Strengthens Concrete
Laboratory tests found that sodium-hydroxide conditioning improved fly ash aggregate strength, concrete compressive capacity, interfacial bonding, and water resistance, while ...
Recycled sand gets a chemical makeover by soaking up sodium silicate before mixing
Researchers replaced the pre-wetting water of recycled fine aggregate with sodium silicate solution, turning the porous sand into a chemical ...
Invasive Water Hyacinth Fibres Could Reinforce Fully Recycled Concrete
Researchers in Thailand have shown that fibres from invasive water hyacinth plants can significantly boost the tensile strength and toughness ...
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Mothers who receive childcare support from maternal grandparents show more parental warmth, finds NTU Singapore study
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University of Seville Breaks 120-Year-Old Mystery, Revises a Key Einstein Concept
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Bee body mass, pathogens and local climate influence heat tolerance
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Researchers record first-ever images and data of a shark experiencing a boat strike
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Groundbreaking Clinical Trial Reveals Lubiprostone Enhances Kidney Function
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