[HTML][HTML] A comprehensive review of CSH empirical and computational models, their applications, and practical aspects
The CSH gel is an elusive material. Its variable composition and disordered nature
complicate a complete characterization of its atomic structure, and the elaboration of models …
complicate a complete characterization of its atomic structure, and the elaboration of models …
Belite cements and their activation
Belite cements, BCs, containing mainly belite, alite and calcium aluminates, are currently
used as low heat cements. These binders produce high amounts of C–S–H gel and have …
used as low heat cements. These binders produce high amounts of C–S–H gel and have …
Toward the formation mechanism of synthetic calcium silicate hydrate (CSH)-pH and kinetic considerations
The formation of CSH in cementitious materials is critical to their gain in strength. As one of
the key parameters, pH is reported to affect the nucleation and growth of CSH; however, the …
the key parameters, pH is reported to affect the nucleation and growth of CSH; however, the …
[HTML][HTML] CSH seeding activation of Portland and Belite Cements: An enlightening in situ synchrotron powder diffraction study
CSH seeding in Portland cements is well known from basic scientific works and field
applications. Moreover, this activation approach could be beneficial for low-CO 2 cements …
applications. Moreover, this activation approach could be beneficial for low-CO 2 cements …
[HTML][HTML] Local structure and Ca/Si ratio in CSH gels from hydration of blends of tricalcium silicate and silica fume
At the microscale, CSH gels from alite, or neat Portland cements, has a Ca/Si ratio close to
1.80. At the nanoscale, CSH is described by a defective tobermorite structure which allows a …
1.80. At the nanoscale, CSH is described by a defective tobermorite structure which allows a …
Advances in characterizing and understanding the microstructure of cementitious materials
Progress in microstructural characterization methods is summarized. Special attention is
given to advanced probes, such as X-ray imaging and spectroscopy, 1 H NMR relaxometry …
given to advanced probes, such as X-ray imaging and spectroscopy, 1 H NMR relaxometry …
Mechanism underlying effect of expansive agent and shrinkage reducing admixture on mechanical properties and fiber-matrix bonding of fiber-reinforced mortar
Expansive agent (EA) and shrinkage reducing admixture (SRA) are utilized to reduce
shrinkage and risk of cracking in concrete. EA compensates shrinkage by initial expansion …
shrinkage and risk of cracking in concrete. EA compensates shrinkage by initial expansion …
Influence of curing temperature on belite cement hydration: A comparative study with Portland cement
Belite cements (BCs) could be a more sustainable binder than Portland cements (PCs) but
adequate knowledge of the hydration features has still to be built. In particular, the mild …
adequate knowledge of the hydration features has still to be built. In particular, the mild …
Molecular insight into the fluidity of cement pastes: Nano-boundary lubrication of cementitious materials
The workability mechanism of fresh concrete at the molecular level remains essentially
unexplored. To understand the molecular origin for cement fluidity, molecular dynamics and …
unexplored. To understand the molecular origin for cement fluidity, molecular dynamics and …
Hydration and interactions between pure and doped C3S and C3A in the presence of different calcium sulfates
This research studied the hydration of C 3 SC 3 A-calcium sulfate systems made of
combinations of two C 3 S (pure triclinic and Al-doped monoclinic), two C 3 A (pure cubic C …
combinations of two C 3 S (pure triclinic and Al-doped monoclinic), two C 3 A (pure cubic C …