Slow-Release Alkalinity Turns Slag Cement Into a Stronger, Greener Binder
New research shows that the rate at which clinker-based activators release alkalinity, rather than the total amount supplied, controls crystal ...
Tag: sustainable construction materials
Waste Glass and Slag Could Replace Up to 80 Percent of Cement in Concrete
A new study shows concrete made with up to 80 percent waste glass powder and blast-furnace slag can match conventional ...
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 ...
Pre-Soaked Ceramic Particles Turn Low-Carbon Cement Into Lightweight, Chloride-Proof Concrete
Scientists combined pre-wetted shale ceramsite with limestone calcined clay cement to create a lightweight mortar that is stronger per kilogram ...
Desert Sand Meets Its Match: Concrete Blend Survives 200 Freeze-Thaw Cycles
A new study shows that blending 40 percent Tengger Desert sand into alkali-activated slag-fly ash concrete maximizes strength and delivers ...
Baked or Beaten? Australia’s Waste Clays Reveal a Hidden Trade-Off in Green Cement
A performance-normalized life cycle assessment of five Australian waste clays shows calcined clays cut cement's carbon footprint by up to ...
Waste Red Mud and Ore Tailings Turn Carbon-Fiber Geopolymers Into Electromagnetic Shields
Researchers replaced fly ash in carbon-fiber-reinforced geopolymer with red mud and ore tailings, achieving up to 33.5 decibels of X-band ...
Shredded Tires Meet Cement-Free Concrete: Particle Size Decides Everything
A systematic study of rubberized alkali-activated concrete shows that fine crumb rubber particles under one millimeter preserve strength while boosting ...
Eggshell Waste Strengthens Sand but Weakens Clay, Study Finds
A Bangladeshi study shows powdered eggshell waste can raise the friction angle of sand from 29 to 38 degrees at ...
Concrete’s Weakest Zone Becomes Its Strongest in Ultra-Low-Cement Mixes
A new study shows that concrete made with up to 80 percent less cement develops a denser, stronger interfacial transition ...
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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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