..., attributed to the low reconstitution pressure and early cement hydration ‘locking in’ a random particle fabric. Microstructural analyses, including SEM, mercury intrusion porosimetry ( MIP ) and X-ray diffraction ( XRD ), support these macroscopic observations. SEM images confirm ettringite formation...

... the stabilisation of soft soil using palm-oil-fuel-ash (POFA)-based geopolymers. A geopolymer was created by combining POFA with an alkaline activator solution composed of sodium hydroxide (NaOH) and sodium silicate (Na₂SiO₃). The mechanical and microstructural behaviours of two clayey soil...

... is properly cited. biomineralisation circular economy ground improvement microstructure soil stabilisation sustainable development The bio-cementation process occurs at ambient temperature, is low energy and has a minimal carbon dioxide (CO_{2) footprint (‘carbon footprint’) compared}...