Cement and Concrete Research

Article	Citations
Editorial Board	452
Unravelling the role of iron oxidation states in alkali-activated slags: A multinuclear solid-state NMR study on polymerization and structural evolution	233
Encapsulation of iodine-loaded adsorbents in blended Portland cement and geopolymer wasteforms	228
In-situ observations of tricalcium silicate formation in modified electric arc furnace slag under different temperature regimes	226
Retardation mechanisms and microstructure evolution of triclinic tricalcium silicate induced by three different organic phosphonic acids	225
Effect of NaOH content on the fluidizing effect of PCEs with different structures in NaOH-activated slag	212
Resilient crystalline admixture in ultra-high performance self-healing concrete under cyclic freeze-thaw with de-icing salts	199
Influence of water-soluble leachates from natural fibers on the hydration and microstructure of cement paste studied by nuclear magnetic resonance	185
Assessment of thermal cracking and damage in concrete by ultrasonic velocity and Vp/Vs ratio	184
The nanomechanical properties of non-crosslinked calcium aluminosilicate hydrate: The influences of tetrahedral Al and curing age	167
A continuous hydration model for cement paste with realistic CT image-based particles and simulation of microstructural evolution	154
Exploring machine learning to predict the pore solution composition of hardened cementitious systems	152
Environmental impact of extrusion-based additive manufacturing: generic model, power measurements and influence of printing resolution	150
A multi-species reactive transport model based on ion-solid phase interaction for saturated cement-based materials	136
Do superplasticizers work the way we think? New insights from their effect on the percolation threshold of limestone pastes	136
Carbonation of blast furnace slag concrete at different CO2 concentrations: Carbonation rate, phase assemblage, microstructure and thermodynamic modelling	135
Surface area development of Portland cement paste during hydration: Direct comparison with 1H NMR relaxometry and water vapor/nitrogen sorption	134
Shrinkage mitigation of metakaolin-based geopolymer activated by sodium silicate solution	132
Effect of high-volume substituted nanosilica on the hydration and mechanical properties of Ultra-High-Performance Concrete (UHPC)	128
Effect of temperature gradients on the microstructural characteristics and mechanical properties of concrete	127
The impact of mechanochemical activation on the physicochemical properties and pozzolanic reactivity of kaolinite, muscovite and montmorillonite	122
Hydration and strength of cement paste containing metastable vaterite derived from recycled concrete fines and CO2	121
Editorial Board	119
Factors influencing the hydration kinetics of ye'elimite; effect of free lime	119
Bio-inspired self-prestressing concrete (SPC) involving basalt fibers and expansive agent	116

Chemical degradation of magnesium potassium phosphate cement pastes during leaching by demineralized water: Experimental investigation and modeling	115
A damage constitutive model for concrete under uniaxial compression capturing strain localization	115
Zn2+ as a dopant to stabilize hydrated magnesium carbonates	111
New findings on the contribution of Mg-Al-NO3 layered double hydroxides to the hydration and chloride binding capacity of cement pastes	110
Insights on the mechanical properties and failure mechanisms of calcium silicate hydrates based on deep-learning potential molecular dynamics	110
New insights on the immobilization of radioactive acidic liquid waste and cesium in amorphous aluminophosphate waste form	108
Distribution and dynamics of water in the blended pastes unraveled by thermoporometry and dielectric properties	107
Quantification of nano-crystalline C-S-H in hydrated tricalcium silicate, Portland cement and fly ash cement using PONKCS method	107
Introducing Particle Shape Metric (PSM): A fundamental parameter that encapsulates role of aggregate shape in enhancing packing and performance	107
A photometric stereo and Vision Transformer-based framework for automated air void analysis in hardened concrete	105
Cement hydration kinetics followed by electron spin resonance	104
Quantifying the impact of montmorillonite on water demand and polycarboxylate superplasticizer efficiency in cement pastes	100
Role of calcium compounds in BOFS on phase evolution and microstructural changes upon high-gravity carbonation	100
New insights in the adsorption behavior of triethanolamine on OPC by experimental and theoretical study	99
Evaluation of atmospheric CO₂ sequestration by 50-year-old concrete structures based on 14C and 13C measurements	99
High early pozzolanic reactivity of alumina-silica gel: A study of the hydration of composite cements with carbonated recycled concrete paste	98
Shrinkage and carbonation of alkali-activated calcined clay-ground granulated blast furnace slag (GGBFS) concrete	98
Simultaneous formation and decomposition of calcium silicate hydrate under carbonation in water	98
Development of more accurate methods for determining carbonation depth in cement-based materials	93
Moisture sorption behaviour, microstructural changes and macroscopic deformation of hardened cement pastes during the first three drying–resaturation cycles	93
Towards performance-based specifications for fly ash and natural pozzolans – Insights from a Monte-Carlo based thermodynamic modeling framework	92
Aluminate 2K systems in digital concrete: Process, design, chemistry, and outlook	92
On the origins of anisotropy of extrusion-based 3D printed concrete: The roles of filament skin and agglomeration	91
Characterisation and hydration kinetics of β-C2S synthesised with K2SO4 as dopant	90
Low clinker systems - Towards a rational use of SCMs for optimal performance	89
Editorial Board	88
Corrigendum to “Solubility and speciation of iron in cementitious systems”	88
Clinoptilolite zeolite as a substrate for alkali-boosting cement hydration	87
New insight into self-antifoaming effect of entrained CO2 bubbles in fresh cement paste	87
Incorporating elastic and creep deformations in modelling the three-dimensional autogenous shrinkage of cement paste	86
Deciphering the initial hydration reaction of tricalcium aluminate based on Ab initio-accurate machine learning force field	86
CCR digital concrete 2022 SI: Editorial	85
An experimental review of the reaction paths followed by alkali-activated slag pastes	85
Enhanced alite dissolution by CAH10 addition	85
Early structural build-up, setting behavior, reaction kinetics and microstructure of sodium silicate-activated slag mixtures with different retarder chemicals	83
New insight into the combined effect of aluminum sulfate and triethanolamine on cement hydration	83
Heating cement to slow down its hydration: The unexpected role of PCE interpolymer bridge formation	83
Theoretical model for the coupling effect of moisture transport on chloride penetration in concrete	83
Accelerated carbonation of recycled concrete aggregate in semi-wet environments: A promising technique for CO2 utilization	82
Hydration kinetics and microstructure evolution of NaCl-mixed tricalcium silicate pastes	82
Mechanism underlying effect of expansive agent and shrinkage reducing admixture on mechanical properties and fiber-matrix bonding of fiber-reinforced mortar	81
Morphology-structural change of C-A-S-H gel in blended cements	81
Properties and hydration characteristics of an iron-rich sulfoaluminate cementitious material under cold temperatures	79
Strain-rate sensitivity of cement composites: Insights from field's metal nano-inclusions	79
Dissolution-precipitation reactions of silicate mineral fibers at alkaline pH	79
Dissolution and early hydration of tetracalcium aluminoferrite (C4AF) in water and in aqueous sulfate solutions	78
Editorial Board	77
Moisture content as controlling mechanism behind corrosion rate of steel in carbonated low-clinker binders	76
Editorial Board	76
Editorial Special Issue: Keynote Papers of International Conference on the Chemistry of Cement, 2023, Bangkok	74

Carbonation of fresco mural paintings with a dolomitic mortar	74
Modelling of the evolving contributions of gas transport, cracks and chemical kinetics during atmospheric carbonation of hydrated C3S and C-S-H pastes	73
Dedolomitization of dolostone filler: Modifying the course of Mg with SCM	73
The intrinsic role of network modifiers (Ca versus Mg) in the reaction kinetics and microstructure of sodium silicate-activated CaO-MgO-Al2O3-SiO2 glasses	73
The meta-kaolinite content of the calcined clay source impacts the mechanical and durability performance of blended Portland concrete	72
Interpretation of the early stiffening process in alkali-activated slag pastes	72
Tensile properties and self-healing mechanism of pre-cracked UHPC under different curing environments	71
Quantitative dependence of dynamic drying shrinkage of white cement pastes on pore-scale water removal kinetics	71
Enhancement of the wet carbonation of artificial recycled concrete aggregates in seawater	71
Collaborative enhancement in “strength-toughness-elastic modulus” of calcium-silicate-hydrate (C-S-H) based organic-inorganic composites: Chemical bonding and cracking path optimization	70
3D crystalline phase and pore structure evolution upon CO2 exposure in sodium sulfate-activated cement pastes	70
Cationic-ratio-regulated surface chloride adsorption of layered double hydroxides	70
Alkali metal distribution in composite cement pastes and its relation to accelerated ASR tests	69
The interaction mechanism of polycarboxylate and β-naphthalene sulfonate superplasticizers: Synergistic adsorption rather than competitive adsorption	69
Predicting the rheology of limestone calcined clay cements (LC3): Linking composition and hydration kinetics to yield stress through Machine Learning	69
Modifications to reaction mechanisms, phase assemblages and mechanical properties of alkali-activated slags induced by gypsum addition	69
Thermally activated viscoelasticity of cement paste: Minute-long creep tests and micromechanical link to molecular properties	68
Quantitative relationship between microstructure of steel-concrete interface and chloride-induced corrosion rate of steel in unsaturated cementitious materials	68
Mechanism understanding of alkali-silica reaction in alkali-activated materials system	68
Impact of calcination time on metakaolin morphology and enhancement of pozzolanic reactivity: Insights from in situ TEM	67
Direct observation of C3S particle dissolution using fast nano X-ray computed tomography	67
An experimental and numerical study of alkali-activated fly ash paste – from dissolution kinetics to microstructure formation	66
Citrate sorption on cement hydrates	66
Accelerated carbonation and structural transformation of blast furnace slag by mechanochemical alkali-activation	65
Full process of calcium silicate hydrate decalcification: Molecular structure, dynamics, and mechanical properties	65
Prediction and evaluation of thermal conductivity in nanomaterial-reinforced cementitious composites	64
Editorial Board	64
Discussion: Towards performance-based specifications for fly ash and natural pozzolans-insights from a Monte-Carlo based thermodynamic modeling framework	64
A novel method for precise determination of maximum particle loading fraction in highly concentrated suspensions	64
Influence of different CA2/CA-ratios on hydration degree, AH3 content and flexural strength investigated for a binder formulation of calcium aluminate cement with calcite	64
2D stationary computational printing of cement-based pastes	63
The viscoelastic behavior of synthetic alkali-silica gels at ambient temperature	63
Investigations on the effect of alkalis on C-S-H growth rates and their impact on early C3S hydration rates	62
Defective homes in Donegal, Ireland: Effect of exposure conditions and concrete quality on pyrrhotite oxidation and internal sulfate attack	62
In-line activation of geopolymer slurry for concrete 3D printing	61
A silane admixture to achieve slump retention in ultra-high calcined clay blended cement	60
Experimental and numerical study on carbonation of blast-furnace slag concrete considering the microstructural evolution	60
Insight into the direct carbonation process of Ca2SiO4 based on ReaxFF MD simulation and experiments	60
Anomalous time-constant on mortar/electrolyte interface and its influence on LPR and EIS measurement of rebar corrosion	60
X-ray near-field ptychographic nanoimaging of cement pastes	59
Alkali-activated calcined clay blended cement: Effect of NaOH activator on performance of HPEG PCEs and on early strength	59
Low-carbon MgO/hydromagnesite binders – effect of moisture state on the evolution of mechanical properties	59
Slow penetration for characterizing concrete for digital fabrication	58
Atomic structure of nanocrystalline and amorphous ASR products	58
The dynamic dissolution mechanism of copper ions on the surface of hydrated calcium silicate (C-S-H): A molecular simulation study based on MetaDynamics	56
Simulation of radiation damage via alpha decay in BFS:PC grouts using 4He2+ ion acceleration	56
Editorial Board	56
Modelling the poromechanical behaviour of class G cement paste: A multiphysics approach from early age to hardened state	55
A discussion of the paper “Low-field 1<	55
Molecular modeling of chemical admixtures; opportunities and challenges	55
The dissolution of fly ashes in undersaturated alkaline solutions	54
Philosophy of rational mixture proportioning of alkali-activated materials validated by the hydration kinetics of alkali-activated slag and its microstructure	54
Adsorption mechanism of PCE superplasticizers in alkali activated materials containing silica fume	54
3-Dimensional insight into zonation within slag rims of aged blended cement	53
The influence of low calcium sulfate contents on early calcium aluminate cement–calcite hydration kinetics and pore solution chemistry	53
Reaction kinetics during early hydration of calcined phyllosilicates in model cement systems	53
Intrinsic chloride ion transport behavior in porous space of pure C-S-H	53
Hydration kinetics and strength retrogression mechanism of silica-cement systems in the temperature range of 110 °C–200 °C	52
Nonlinear creep of concrete: Stress-activated stick–slip transition of viscous interfaces and microcracking-induced damage	52
Thermodynamic modeling of alkali-activated fly ash paste	52
Effects of Triethanolamine-Gallate on the workability, hydration and microstructure of steel slag supplementary cementitious materials	52
Characterization of the transitional zone between fully carbonated and non‑carbonated areas in slag-rich cement paste after long-term natural exposure	52
Aqueous carbonation-induced self-healing of UHPFRC: Role of sulfur/magnesium-rich expansive agents in crack closure and mechanical restoration	52
Hydration of cement pastes with calcium carbonate polymorphs	51
Quantitative characterization of interfacial enhancement in microfiber-reinforced recycled cementitious composites after carbonation using nanoindentation combined with 4D CT	51
Role of the alkalis of supplementary cementing materials in controlling pore solution chemistry and alkali-silica reaction	51
Effect of disodium EDTA on hydration and mechanical properties of calcium sulphoaluminate-belite cement	51
Development of CO2-induced SCMs for calcium sulfoaluminate cement: Towards enhancing hydration, compressive strength and later stage-ettringite stability	51
Ab-initio modeling of chloride binding at hydrocalumite/sodium chloride solution interfaces	51
Technology readiness: A global snapshot of 3D concrete printing and the frontiers for development	50
Al uptake in calcium silicate hydrate and the effect of alkali hydroxide	50
An experimental and numerical study on the cracking of alkali-activated slag pastes induced by water immersion	50
In-situ CO2-reactive limestone calcined marine clay cement (LMC3) system fully derived from recycled solid waste	49
Replacing cement through data analytics and process control	49
Sulfate adjustment and early reactivity in cements containing kaolinitic calcined clays: investigation and assessment via a sulfate-limited model system	49
Development of a risk assessment framework for pyrrhotite induced deterioration of concrete foundations in CT and MA	49
Editorial Board	49
Characterisation of iron-rich cementitious materials	49
Numerical analysis of concrete permeability measurements in laboratory and in field	49
Four-way CFD-DEM coupling to simulate concrete pipe flow: Mechanism of formation of lubrication layer	49

Thermodynamic equilibria-based modelling of reactive chloride transport in blended cementitious materials	48
Responsive superplasticizers for active rheology control of cementitious materials	48
Alkali activated steel slag – oil composites: Towards resource efficiency and CO2 neutrality	48
Factors influencing the micro-mechanical properties of MgO-SiO2 pastes	48
Structural fibre-reinforced cement-based composite designed for particle bed 3D printing systems. Case study Parque de Castilla Footbridge in Madrid	48
Generalized models of slump and spread in combination for higher precision in yield stress determination	47
How does carbonation of alkali-activated slag and Portland cement systems impact steel corrosion differently?	47
Effect of diethanolisopropanolamine and ethyldiisopropylamine on hydration and strength development of Portland cement	47
Cementitious phase quantification using deep learning	47
Analysis of the trend of pH changes of concrete pore solution during the hydration by various analytical methods	47
Retardation effect of the pozzolanic reaction of low-calcium supplementary cementitious materials on clinker hydration at later age: Effects of pore solution, foreign ions, and pH	47
A critical review and perspectives on atomistic models of non-crystalline cementitious materials	46
A novel integration strategy for the foaming and hydrophobization of geopolymer foams	46
Effect of Ca(OH)2 on the immobilization of simulated radioactive borate waste in metakaolin-based geopolymer waste forms	46
Optimizing Mg/PO4 molar ratio for ultra-high-performance steel fiber-reinforced magnesium potassium phosphate cement-based composite	46
Long-term performance of structural concretes in China southeast coastal environments exposed to atmosphere and chlorides	46
Water-based graphene nanofluid additives: Advancements in sustainable, low-carbon, and high-performance nanocarbon-modified cementitious materials	46
Effects of Al in C–A–S–H gel on the chloride binding capacity of blended cement paste	46
Comparative study on phosphogypsum-based cemented paste backfill prepared with ordinary Portland cement and calcium aluminate cement: Correlations among macroscopic properties, thermodynamic behavior	46
A fractal model for characterizing multi-scaling particle diffusion behaviors in alkali-activated materials system	46
Microstructure and microanalysis of portland cement pastes with high w/c ratios	46
Quantitative analysis of the evolution of ASR products and crack networks in the context of the concrete mesostructure	45
Editorial Board	45
Insight into the role of β-cyclodextrin on the hydration of white Portland cement	45
Study on the internal crack network of the ASR-affected concrete by the tomography-based numerical model	45
Editorial Board	45
Formulating printable concrete mixtures based on paste rheology and aggregate content: Application to alkali-activated binders	45
Editorial Board	45
Specifics of plastic shrinkage in 3D-printed concrete elements	44
The first experimental evidence for improved nanomechanical properties of calcium silicate hydrate by polycarboxylate ether and graphene oxide	44
Small oscillatory rheology and cementitious particle interactions	44
Immobilization mechanism of radioactive borate waste in phosphate-based geopolymer waste forms	44
Ca/Si-dependent size of silica nanoparticles derived from C-S-H at high water to solid ratio	44
Electrochemical activation of oxidation of sulfide-bearing aggregates in concrete specimens	44
Understanding early hydration in belite calcium sulfoaluminate cements: Impacts of minor elements and citric acid	44
Rheology of alkali-activated slag pastes: New insight from microstructural investigations by cryo-SEM	43
Assessing the fresh properties of printable cement-based materials: High potential tests for quality control	43
Discussion of the paper “Effect of the chemical composition of synthetic alkali-silica gels on their structure, swelling behavior and water uptake” by Miriam E. Krüger, Harald Hilbig, Ludwig Stelzner	43
Dissolution kinetics of densified and undensified silica fume in a KOH solution at pH 13 and 23 °C	43
Effects of seawater on the formation and mechanical properties of Friedel's salt associated with tricalcium aluminate	43
In-situ laboratory X-ray diffraction applied to assess cement hydration	43
Additive construction in practice – Realities of acceptance criteria	43
Impact of polymer binders on the aggregation modes of two-pieces CSH composites	43
Unveiling the key factors for clinker reactivity and cement performance: A physic-chemical and performance investigation of 40 industrial clinkers	42
Biopolymer-assisted stable halloysite nanotubes dispersion in alkaline environment and their application in cementitious composite	42
Overall assessment of CFRP-wrapped concrete affected by alkali-silica reaction	42
Incorporation of boron into metakaolin-based geopolymers for radionuclide immobilisation and neutron capture potential	42
In-situ XRD study of the effects of amino acids on the carbonation kinetics of cementitious calcium silicates	42
Optimization of hydration kinetics, phase development and mechanical properties of CAC in mix with calcite by addition of sodium hydroxide and citric acid	41
Editorial Board	41
Investigation of the AFm-Cl system: Fe-to-Al solid solution, thermal behavior and carbonation	41
Measuring mineralized carbon in carbonate minerals and cementitious materials by an acid digestion-titration method	41
On the calculation of chloride diffusion coefficient from the multispecies transference numbers in the standard migration test	41
Analysis of time-resolved water distribution and paramagnetic contents migration during alkali-activation process of Metakaolin using PD-MRI	41
Nanostructure evolution of (A/F)H3 phase with different alkali concentrations based on calcium sulfoaluminate cement	41
Electron energy loss spectroscopy of nanoscale local structures in calcium silicate hydrate	41
Automated experimentation for evaluating cement dispersant performance	41
Effect of Al/Si ratio on the reactivity of waste- and two-step carbonation-derived alumina-silica gel	41
The use of TEA·H3PO4 and TEA·C18H30O3S as eco-friendly corrosion inhibitors in cementitious materials: An experimental and theoretical study	41
The role of water-treated municipal solid waste incineration (MSWI) bottom ash in microstructure formation and strength development of blended cement pastes	40
Rate effect on the pull-out load of individual fibers in concrete: A probabilistic modeling approach	40
Comparison of the electrochemical decarbonation of different-grade limestones used in cement manufacturing	40
Understanding the impact of main seawater ions and leaching on the chloride transport in alkali-activated slag and Portland cement	40
Surface chemistry and radionuclide anion immobilisation potential of phosphoric acid-activated metakaolin-based geopolymers	40
Advancing construction in existing contexts: Prospects and barriers of 3d printing with mobile robots for building maintenance and repair	40
Modeling the dependence of capillary sorptivity on initial water content for cement-based materials in view of water sensitivity	40
Gypsum formation mechanisms and their contribution to crystallisation pressure in sulfate resistant hardened cement pastes during early external sulfate attack at low sulfate concentrations	39
1H NMR relaxation analysis of cement-based materials: The spin-lock T	39
Critical review of the properties of MgO - magnesium carbonate cements	39
Characterisation of steel corrosion and matrix damage in reinforced mortar combining analytical, electrical and image-based techniques	39
Anomalous matrix and interlayer pore structure of 3D-printed fiber-reinforced cementitious composites	39
Elucidating the effects and mechanisms of OTES@silica nano capsules on water resistance and compressive strength of cement paste	38
Editorial Board	38
Combined LA-ICP-MS and SEM-EDX analyses for spatially resolved major, minor and trace element detection in cement clinker phases	38
Editorial Board	38
Microstructural characteristics and CO2 uptake of calcium sulfoaluminate cement by carbonation curing at different water-to-cement ratios	38
Polymorph and minor phase quantification in Portland clinker by X-ray powder diffraction analysis: Addressing challenges and foreign ion effects	38
Multi-scale investigation on composition-structure of C-(A)-S-H with different Al/Si ratios under attack of decalcification action	38
Exploring natural siderite (FeCO3) as a novel supplementary cementitious material	37
Modification of magnesium hydroxide for improved performance in CO2 sequestration	37
Thermodynamic properties of ternesite (Ca5(SiO4)2SO4) from 0 K up to clinkering temperatures	37
Regulation of mineral formation of iron-rich calcium sulfoaluminate clinker by controlling SO3 and Fe2O3 contents	37
Early-age performance of self-compacting concrete under stepwise increasing compression	37
Atomic-scale identification of defects in alite	37
Friedel's salt: Temperature dependence of thermoelastic properties	37
A non-equilibrium micromechanics-based thermo-hydro-mechanical model for freezing/thawing in saturated cementitious materials: From elasticity to elastic-plasticity	37
Nanosilica-based post-treatment of hardened cement-based materials: The underlying physics	37
Confined yield stress lubrication flows for cement paste backfill in underground stopes	37
Alginate- and sulfonate-based superabsorbent polymers for application in cementitious materials: Effects of kinetics on internal curing and other properties	36
C-S-H seeding activation of Portland and Belite cements: An enlightening in situ synchrotron powder diffraction study	36
Pyroaurite-like phases (Mg-Fe3+ LDH) synthesis and solubility	36
Macro and microstructural evolution of low-calcium fly ash-based geopolymer mortar exposed to sulphuric acid corrosion	36
Semi-dry natural carbonation at different relative humidities: Degree of carbonation and reaction kinetics of calcium hydrates in cement paste	35
Antimicrobial performance and biodeterioration mechanisms of alkali-activated slag	35
Influence of curing temperature on the hydration and strength development of Class G Portland cement	35