OOIR: Observatory of International Research

Papers

(The H4-Index of Cement and Concrete Research is 71. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2021-06-01 to 2025-06-01.)

Article	Citations
Forming zeolites and calcium silicate hydrates in Fe-rich, slag-based, porous inorganic polymers	425
Editorial Board	382
Effect of NaOH content on the fluidizing effect of PCEs with different structures in NaOH-activated slag	225
Encapsulation of iodine-loaded adsorbents in blended Portland cement and geopolymer wasteforms	160
Environmental impact of extrusion-based additive manufacturing: generic model, power measurements and influence of printing resolution	159
The nanomechanical properties of non-crosslinked calcium aluminosilicate hydrate: The influences of tetrahedral Al and curing age	159
Influence of water-soluble leachates from natural fibers on the hydration and microstructure of cement paste studied by nuclear magnetic resonance	157
Exploring machine learning to predict the pore solution composition of hardened cementitious systems	156
Resilient crystalline admixture in ultra-high performance self-healing concrete under cyclic freeze-thaw with de-icing salts	151
A continuous hydration model for cement paste with realistic CT image-based particles and simulation of microstructural evolution	150
Phase evolution, micromechanical properties, and morphology of calcium (alumino)silicate hydrates C-(A-)S-H under carbonation	149
Assessment of the reactivity and hydration of Portland cement clinker phases from atomistic simulation: A critical review	147
Probing the exact form and doping preference of magnesium in ordinary Portland cement clinker phases: A study from experiments and DFT simulations	144
Effect of different ions on dissolution rates of silica and feldspars at high pH	141
Surface area development of Portland cement paste during hydration: Direct comparison with 1H NMR relaxometry and water vapor/nitrogen sorption	133
Shrinkage mitigation of metakaolin-based geopolymer activated by sodium silicate solution	132
A multi-species reactive transport model based on ion-solid phase interaction for saturated cement-based materials	131
Microstructural developments of limestone calcined clay cement (LC3) pastes after long-term (3 years) hydration	129
Physical and mineralogical properties of calcined common clays as SCM and their impact on flow resistance and demand for superplasticizer	129
Carbonation of blast furnace slag concrete at different CO2 concentrations: Carbonation rate, phase assemblage, microstructure and thermodynamic modelling	124
On the moisture migration of concrete subject to high temperature with different heating rates	123
Evaluating the effects of porosity on the mechanical properties of extrusion-based 3D printed concrete	120
Mechanisms of internal curing water release from retentive and non-retentive superabsorbent polymers in cement paste	118
Effect of high-volume substituted nanosilica on the hydration and mechanical properties of Ultra-High-Performance Concrete (UHPC)	114
Effect of temperature gradients on the microstructural characteristics and mechanical properties of concrete	112

Fracture properties and microstructure formation of hardened alkali-activated slag/fly ash pastes	111
Numerical approach to pipe flow of fresh concrete based on MPS method	111
The impact of mechanochemical activation on the physicochemical properties and pozzolanic reactivity of kaolinite, muscovite and montmorillonite	110
Do superplasticizers work the way we think? New insights from their effect on the percolation threshold of limestone pastes	109
Editorial Board	105
Editorial Board	105
Factors influencing the hydration kinetics of ye'elimite; effect of free lime	105
Towards performance-based specifications for fly ash and natural pozzolans – Insights from a Monte-Carlo based thermodynamic modeling framework	104
Quantification of nano-crystalline C-S-H in hydrated tricalcium silicate, Portland cement and fly ash cement using PONKCS method	101
Cement hydration kinetics followed by electron spin resonance	98
Characterisation and hydration kinetics of β-C2S synthesised with K2SO4 as dopant	97
Distribution and dynamics of water in the blended pastes unraveled by thermoporometry and dielectric properties	97
An insight on the effect of sodium and silicon on microstructure and crystallography of high alumina cements	97
Nanostructural evolution of Al(OH)3 gel formed by the cubic and orthorhombic ye'elimite clinkers of calcium sulfoaluminate cements in an ultra-wide hydration temperature range	92
Moisture sorption behaviour, microstructural changes and macroscopic deformation of hardened cement pastes during the first three drying–resaturation cycles	92
Chemical degradation of magnesium potassium phosphate cement pastes during leaching by demineralized water: Experimental investigation and modeling	90
On the origins of anisotropy of extrusion-based 3D printed concrete: The roles of filament skin and agglomeration	90
Introducing Particle Shape Metric (PSM): A fundamental parameter that encapsulates role of aggregate shape in enhancing packing and performance	89
Insights on the mechanical properties and failure mechanisms of calcium silicate hydrates based on deep-learning potential molecular dynamics	89
Effect of alkali hydroxide on calcium silicate hydrate (C-S-H)	87
Development of more accurate methods for determining carbonation depth in cement-based materials	87
Bio-inspired self-prestressing concrete (SPC) involving basalt fibers and expansive agent	86
New findings on the contribution of Mg-Al-NO3 layered double hydroxides to the hydration and chloride binding capacity of cement pastes	85
High early pozzolanic reactivity of alumina-silica gel: A study of the hydration of composite cements with carbonated recycled concrete paste	84
Low clinker systems - Towards a rational use of SCMs for optimal performance	84
On the significance of interfacial chemistry on the strength of fly ash-cement composites	83
New insights in the adsorption behavior of triethanolamine on OPC by experimental and theoretical study	83
The effect of equilibration time on Al uptake in C-S-H	83
A damage constitutive model for concrete under uniaxial compression capturing strain localization	81
Aluminate 2K systems in digital concrete: Process, design, chemistry, and outlook	81
Strain-rate sensitivity of cement composites: Insights from field's metal nano-inclusions	80
Pumping of concrete: Understanding a common placement method with lots of challenges	80
Time-dependent water vapor desorption isotherm model of hardened cement paste	79
Early structural build-up, setting behavior, reaction kinetics and microstructure of sodium silicate-activated slag mixtures with different retarder chemicals	78
Impact of KOH on the interfacial precipitation rates of C-S-H during the early hydration of C3S	78
Evidence of formation of an amorphous magnesium silicate (AMS) phase during alkali activation of (Na-Mg) aluminosilicate glasses	77
Enhanced alite dissolution by CAH10 addition	76
Corrigendum to “Solubility and speciation of iron in cementitious systems”	76
Theoretical model for the coupling effect of moisture transport on chloride penetration in concrete	75
Hydration kinetics and microstructure evolution of NaCl-mixed tricalcium silicate pastes	75
CCR digital concrete 2022 SI: Editorial	74
New insight into self-antifoaming effect of entrained CO2 bubbles in fresh cement paste	74
Properties and hydration characteristics of an iron-rich sulfoaluminate cementitious material under cold temperatures	73
Dissolution-precipitation reactions of silicate mineral fibers at alkaline pH	73
A time-dependent chloride diffusion model for predicting initial corrosion time of reinforced concrete with slag addition	73
Dissolution and early hydration of tetracalcium aluminoferrite (C4AF) in water and in aqueous sulfate solutions	71
Strategies for control and mitigation of efflorescence in metakaolin-based geopolymers	71