Oven Curing Beats Steam for Fly Ash Geopolymer Mortar Strength, Study Finds
A laboratory study found oven-cured fly ash geopolymer mortar reached higher early strength than both steam-cured geopolymer and ordinary Portland ...
Tag: fly ash
Coal Mine Waste Replaces All Natural Sand in Alkali-Activated Concrete
A one-part alkali-activated concrete in which coal mine overburden fully replaces natural sand reached 48.99 MPa at 28 days while ...
Slag-fly ash geopolymer outperforms cement in stabilizing Guangzhou soft clay
A one-part slag-fly ash geopolymer binder stabilized Guangzhou soft clay with higher strength and better durability than cement in laboratory ...
Slag-Rich Geopolymer Concrete Optimized for Strength Without Heat Curing
An 18-mixture response surface study identified optimized ambient-cured fly ash-slag geopolymer concrete mixes with 28-day compressive strength reaching 65.4 megapascals ...
Green Soil Stabilization Review Maps Low-Carbon Alternatives to Cement
A systematic review of 187 studies finds geopolymer binders cut carbon emissions by 60 to 80 percent compared with cement, ...
AI Model Predicts Strength of Coal Mine Backfill Materials with High Accuracy
A PSO-optimized XGBoost model predicted the compressive strength, elastic energy index and impact energy index of gangue-cemented backfill materials with ...
Ball-Milled One-Part Geopolymer Cuts Shrinkage While Boosting Workability and Strength
Ball milling fly ash and slag with solid alkali activator produced a one-part geopolymer with 240 mm fluidity, 47.5 MPa ...
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 ...
Carbonation curing helps plain concrete but may shorten blended-cement life
A hybrid experiment-and-model study found that accelerated carbonation curing modestly improved ordinary Portland cement durability but shortened modeled cover-cracking times ...
Crushed-sand mortar enables high-fluidity concrete with lower carbon footprint
A laboratory study developed a mortar-rheology method for making high-fluidity concrete with crushed limestone sand, achieving flows above 600 mm ...
-
Mothers who receive childcare support from maternal grandparents show more parental warmth, finds NTU Singapore study
-
University of Seville Breaks 120-Year-Old Mystery, Revises a Key Einstein Concept
-
Bee body mass, pathogens and local climate influence heat tolerance
-
Researchers record first-ever images and data of a shark experiencing a boat strike
-
Groundbreaking Clinical Trial Reveals Lubiprostone Enhances Kidney Function
Embark on a thrilling journey of discovery with Scienmag.com—your ultimate source for cutting-edge breakthroughs. Immerse yourself in a world where curiosity knows no limits and tomorrow’s possibilities become today’s reality!