Publications

Journal Papers

2022

Viscoelastoplastic classification of cementitious suspensions: transient and non-linear flow analysis in rotational and oscillatory shear flows

M. Thiedeitz, T. Kränkel, C. Gehlen

Rheologica Acta 61

Assessing the fresh properties of printable cement-based materials: High potential tests for quality control

N. Roussel, R. Buswell, N. Ducoulombier, I. Ivanova, J. T. Kolawole, D. Lowke, V. Mechtcherine, R. Mesnil, A. Perrot, U. Pott, L. Reiter, D. Stephan, T. Wangler, R. Wolfs, W. Zuo

Cement and Concrete Research 158

Evaluation of the unconfined uniaxial compression test to study the evolution of apparent printable mortar properties during the early age transition regime

U. Pott, C. Wolf, Y. Petryna, D. Stephan

Cement and Concrete Research 161

Influence of water to cement ratio on the compatibility of polycarboxylate superplasticizer with Portland cement

Z. Lu, J. Lu, Z. Liu, Z. Sun, D. Stephan

Construction and Building Materials 341

Impact of metakaolin content and fineness on the behavior of calcined clay blended cements admixed with HPEG PCE superplasticizer

R. Li, L. Lei, J. Plank

Cement and Concrete Composites 133

Benchmark Simulations of Dense Suspensions Flow Using Computational Fluid Dynamics

M. Haustein, M. Eslami Pirharati, S. Fataei, D. Ivanov, D. Jara Heredia, N. Kijanski, D. Lowke, V. Mechtcherine, D. Rostan, T. Schäfer, C. Schilde, H. Steeb, R. Schwarze

Frontiers in Materials 144

Optical investigation of dense suspensions with non-Newtonian matrix under pulsating pumping

M. Kluwe, M. Haustein, R. Schwarze

Journal of Non-Newtonian Fluid Mechanics 303

Comparison between methods for indirect assessment of buildability in fresh 3D printed mortar and concrete

I. Ivanova, E. Ivaniuk, S. Bisetti, V. N. Nerella, V. Mechtcherine

Cement and Concrete Research 156

Enhanced Metakaolin Reactivity in Blended Cement with Additional Calcium Hydroxide

K. Weise, N. Ukrainczyk, A. Duncan, E. Koenders

Materials 15 (1)

2021

Effect of different sulphate carriers on Portland cement hydration in the presence of triethanolamine

T. Hirsch, Z. Lu, D. Stephan

Construction and Building Materials 294

Impact of triethanolamine on the sulfate balance of Portland cements with mixed sulfate carriers

T. Hirsch, Z. Lu, D. Stephan

Journal of the American Ceramic Society 104 (9)

Early performances of cement paste in the presence of triethanolamine: Rheology, setting and microstructural development

Z. Lu, X. Peng, T. Dorn, T. Hirsch, D. Stephan

Journal of Applied Polymer Science 138 (31)

Penetration test as a fast method to determine yield stress and structural build-up for 3D printing of cementitious materials

U. Pott, D. Stephan

Cement and Concrete Composites 121

Strukturanalyse viskoelastischer zementärer Suspensionen mittels Oszillationsrheometrie

M. Prakesch, M. Thiedeitz

Wissenschaftlicher Kurzbericht 60

Interaction of individual meta clays with polycarboxylate (PCE) superplasticizers in cement investigated via dispersion, zeta potential and sorption measurements

M. Schmid, J. Plank

Applied Clay Science 207

Characterization data of reference industrial polycarboxylate superplasticizer VP 2020/15.2 used for Priority Program DFG SPP 2005 “Opus Fluidum Futurum – Rheology of reactive, multiscale, multiphase construction materials”

L. Zhang, R. Li, L. Lei, J. Plank

Data in Brief 39

A first-order physical model for the prediction of shear-induced particle migration and lubricating layer formation during concrete pumping

S. Fataei, E. Secrieru, V. Mechtcherine, N. Roussel

Cement and Concrete Research 147

A Mass Balance Approach for Thermogravimetric Analysis in Pozzolanic Reactivity R3 Test and Effect of Drying Methods

K. Weise, N. Ukrainczyk, E. Koenders

Materials 14 (19)

Rheo-IR: A combined setup for correlating chemical changes via FTIR spectroscopy and rheological properties in a strain-controlled rheometer

N. W. Radebe, C. Fengler, C. O. Klein, R. Figuli, M. Wilhelm

Journal of Rheology 65

Charge regulated solid-liquid interfaces interacting on the nanoscale: Benchmarking of a generalized speciation code (SINFONIA)

T. Gil-Díaz, D. Jara-Heredia, F. Heberling, J. Lützenkirchen, J. Link, T. Sowoidnich, H.-M. Ludwig, M. Haist, T. Schäfer

Advances in Colloid and Interface Science 294

2020

Interlaboratory study on rheological properties of cement pastes and reference substances – Comparability of measurements performed with different rheometers and measurement geometries

M. Haist, J. Link, D. Nicia, S. Leinitz, C. Baumert, T. von Bronk, D. Cotardo, M. Eslami Pirharati, S. Fataei, C. Gehlen, I. Hauschildt, I. Ivanova, S. Jesinghausen, C. Klein, H.-W. Krauss, L. Lohaus, D. Lowke, O. Mazanec, S. Pawelczyk, U. Pott, N.W. Radebe, J. J. Riedmiller, H.-J. Schmid, W. Schmidt, E. Secrieru, D. Stephan, M. Thiedeitz, M. Wilhelm, V. Mechtcherine

Materials and Structures 53

Characterization data of reference cement CEM III/A 42.5N used for priority program DFG SPP 2005 “Opus Fluidum Futurum – Rheology of reactive, multiscale, multiphase construction materials”

Z. Lu, M. Haist, D. Ivanov, C. Jakob, D. Jansen, P.A. Kißling, S. Leinitz, J. Link, V. Mechtcherine, J. Neubauer, J. Plank, W. Schmidt, C. Schilde, C. Schröfl, T. Sowoidnich, D. Stephan

Data in Brief 30

Characterization data of reference industrial polycarboxylate superplasticizers used within Priority Program DFG SPP 2005 “Opus Fluidum Futurum – Rheology of reactive, multiscale, multiphase construction materials”

L. Lei, C. Chomyn, M. Schmid, J. Plank

Data in Brief 31

Transparent model concrete with tunable rheology for investigating flow and particle-migration during transport in pipes

G. K. Auernhammer, S. Fataei, M. Haustein, H. P. Patel, R. Schwarze, E. Secrieru, V. Mechtcherine

Materials & Design 193

Early hydration and microstructure formation of Portland cement paste studied by oscillation rheology, isothermal calorimetry, 1H NMR relaxometry, conductance and SAXS

A. Bogner, J. Link, M. Baum, M. Mahlbacher, T. Gil-Diaz, J. Lützenkirchen, T. Sowoidnich, F. Heberling, T. Schäfer, H. M. Ludwig, F. Dehn, H.S. Müller, M. Haist

Cement and Concrete Research 130

Possibilities and challenges of constant shear rate test for evaluation of structural build-up rate of cementitious materials

I. Ivanova, V. Mechtcherine

Cement and Concrete Research 130

Extrusion-based additive manufacturing with cement-based materials – Production steps, processes, and their underlying physics: A review

V. Mechtcherine, F. P. Bos, A. Perrot, W. R. Leal da Silva, V.N. Nerella, S. Fataei, R. J. M. Wolfs, M. Sonebi, N. Roussel

Cement and Concrete Research 132

A process classification framework for defining and describing Digital Fabrication with Concrete

R. Buswell, W. R. Leal de Silva, F. P. Bos, R. Schipper, D. Lowke, N. Hack, H. Kloft, V. Mechtcherine, T. Wangler, N. Roussel

Cement and Concrete Research 134

Effect of non-ionic auxiliary dispersants on the rheological properties of mortars and concretes of low water-to-cement ratio

M. Ilg, J. Plank

Construction and Building Materials 259

Dispersing performance of different kinds of polycarboxylate (PCE) superplasticizers in cement blended with a calcined clay

M. Schmid, J. Plank

Construction and Building Materials 258

Special Issue "Rheology of Reactive, Multiscale, Multiphase Construction Materials" in Materials

The Influences of Cement Hydration and Temperature on the Thixotropy of Cement Paste

J. Link, T. Sowoidnich, C. Pfitzner, T. Gil-diaz, F. Heberling, J. Lützenkirchen, T. Schäfer, H. Ludwig, M. Haist

Materials 13 (8)

L-Box Form Filling of Thixotropic Cementitious Paste and Mortar

M. Thiedeitz, N. Habib, T. Kränkel, C. Gehlen

Materials 13 (7)

The Influence of Bleeding of Cement Suspensions on Their Rheological Properties

T. von Bronk, M. Haist, L. Lohaus

Materials 13 (7)

Effects of Volume Fraction and Surface Area of Aggregates on the Static Yield Stress and Structural Build-Up of Fresh Concrete

I. Ivanova, V. Mechtcherine

Materials 13 (7)

Minimization of the Influence of Shear-Induced Particle Migration in Determining the Rheological Characteristics of Self-Compacting Mortars and Concretes

C. Baumert, H. Garrecht

Materials 13 (7)

Interaction of Different Charged Polymers with Potassium Ions and Their Effect on the Yield Stress of Highly Concentrated Glass Bead Suspensions

Z. Lu, S. Becker, S. Leinitz, W. Schmidt, R. von Klitzing, D. Stephan

Materials 13 (7)

Experimental Insights into Concrete Flow-Regimes Subject to Shear-Induced Particle Migration (SIPM) during Pumping

S. Fataei, E. Secrieru, V. Mechtcherine

Materials 13 (5)

Modeling SAOS Yield Stress of Cement Suspensions: Microstructure-Based Computational Approach

N. Ukrainczyk, M. Thiedeitz, T. Kränkel, E. Koenders, C. Gehlen

Materials 13 (12)

Effect of Different Shear Rates on Particle Microstructure of Cementitious Materials in a Wide Gap Vane-in-cup Rheometer

M. Eslami Pirharati, H.-W. Krauss, C. Schilde, D. Lowke

Materials 13 (9)

Investigation of the Incompatibilities of Cement and Superplasticizers and Their Influence on the Rheological Behavior

U. Pott, C. Jakob, D. Jansen, J. Neubauer, D. Stephan

Materials 13 (4)

An SPH Approach for Non-Spherical Particles Immersed in Newtonian Fluids

N. Kijanski, D. Krach, H. Steeb

Materials 13 (10)

Effect of Pre-Shear on Agglomeration and Rheological Parameters of Cement Paste

M. Thiedeitz, I. Dressler, T. Kränkel, C. Gehlen, D. Lowke

Materials 13 (9)

Experimental Investigation of the Pumping of a Model-Concrete through Pipes

M. Haustein, M. Kluwe, R. Schwarze

Materials 13 (5)

Absolute Rheological Measurements of Model Suspensions: Influence and Correction of Wall Slip Prevention Measures

S. Pawelczyk, M. Kniepkamp, S. Jesinghausen, H.-J. Schmid

Materials 13 (2)

2019

Characterization data of reference cement CEM I 42.5 R used for priority program DFG SPP 2005 “Opus Fluidum Futurum – Rheology of reactive, multiscale, multiphase construction materials”

Z. Lu, M. Haist, D. Ivanov, C. Jakob, D. Jansen, S. Leinitz, J. Link, V. Mechtcherine, J. Neubauer, J. Plank, W. Schmidt, C. Schilde, C. Schröfl, T. Sowoidnich, D. Stephan

Data in Brief 27

Inline quantification of extrudability of cementitious materials for digital construction

V.N. Nerella, M. Näther, A. Iqbal, M. Butler, V. Mechtcherine

Cement and Concrete Composites 95

Relating ettringite formation and rheological changes during the initial cement hydration: A comparative study applying XRD analysis, rheological measurements and modeling

C. Jakob, D. Jansen, N. Ukrainczyk, E. Koenders, U. Pott, D. Stephan, J. Neubauer

Materials 12 (18)

Non-adsorbing small molecules as auxiliary dispersants for polycarboxylate superplasticizers

M. Ilg, J. Plank

Colloids and Surfaces A: Physicochemical and Engineering Aspects 587

Effects of cations on the yield stress of a highly concentrated suspension of glass beads with the addition of polycarboxylate superplasticizer

Z. Lu, S. Liu, D. Stephan

Colloids and Surfaces A: Physicochemical and Engineering Aspects 575

Assessment and prediction of concrete flow and pumping pressure in pipeline

E. Secrieru, W. Mohamed, S. Fataei, V. Mechtcherine

Cement and Concrete Composites 107

Conference Proceedings

2022

Effect of the PCE side chain length and grafting density on the plastic viscosity of cement paste

D. Nicia, D. Lowke

in: D. Coffetti, L. Coppola, T. Holland (Eds.), Superplasticizers and Other Chemical Admixtures in Concrete, pp. 25-34

2019

Thixotropic Structural Build-Up of Cement Pastes at Low Shear Rates

M. Thiedeitz; T. Kränkel, C. Gehlen

in: A. Mandić Ivanković, M. Kušter Marić, A. Strauss, T. Kišiček (Eds.), International Conference on Sustainable Materials, Systems and Structures (SMSS 2019), pp. 272-279

Influence of Different Accelerators on the Rheology and Early Hydration of Cement Paste

S. Leinitz, Z. Lu, S. Becker, D. Stephan, R. von Klitzing, W. Schmidt

in: V. Mechtcherine, K. H. Khayat, E. Secrieru (Eds.), Rheology and Processing of Construction Materials, pp. 106-115

Effect of the Side Chain Density and Length of Polycarboxylate Ether Superplasticizers on the Thixotropic Structural Build-Up of Cement Paste

D. Nicia, D. Lowke

in: V. Mechtcherine, K. H. Khayat, E. Secrieru (Eds.), Rheology and Processing of Construction Materials, pp. 125-133

Interaction of Superplasticizers with Cement from the Point of View of Colloid Chemistry

J. Plank, M. Ilg

in: V. Mechtcherine, K. H. Khayat, E. Secrieru (Eds.), Rheology and Processing of Construction Materials, pp. 134-141

About the Influence of Shear-Induced Particle Migration and Sedimentation on the Measurement Results of Concrete Rheometers

C. Baumert, H. Garrecht

in: V. Mechtcherine, K. H. Khayat, E. Secrieru (Eds.), Rheology and Processing of Construction Materials, pp. 168-173

Evaluation of Structural Build-Up Rate of Cementitious Materials by Means of Constant Shear Rate Test: Parameter Study

I. Ivanova, V. Mechtcherine

in: V. Mechtcherine, K. H. Khayat, E. Secrieru (Eds.), Rheology and Processing of Construction Materials, pp. 209-218

Comparing Phase Development and Rheological Properties of OPC Paste Within the First Hour of Hydration

C. Jakob, D. Jansen, U. Pott, J. Neubauer

in: V. Mechtcherine, K. H. Khayat, E. Secrieru (Eds.), Rheology and Processing of Construction Materials, pp. 219–227

Investigation of the Early Cement Hydration with a New Penetration Test, Rheometry and In-Situ XRD

U. Pott, C. Ehm, C. Jakob, D. Stephan

in: V. Mechtcherine, K. H. Khayat, E. Secrieru (Eds.), Rheology and Processing of Construction Materials, pp. 246–255

Use of Combined Rheo-NMR to Investigate the Relationship Between the Molecular and Mechanical Properties of Early Cement Paste Hydration

N. W. Radebe, K.-F. Ratzsch, C. O. Klein, M. Wilhelm

in: V. Mechtcherine, K. H. Khayat, E. Secrieru (Eds.), Rheology and Processing of Construction Materials, pp. 256–265

Thixotropy-Dependent Form Filling Ability of Cement Paste

M. Thiedeitz, T. Kränkel, C. Gehlen

in: V. Mechtcherine, K. H. Khayat, E. Secrieru (Eds.), Rheology and Processing of Construction Materials, pp. 273–280

Influence of Aggregate Volume Fraction on Concrete Pumping Behaviour

S. Fataei, E. Secrieru, V. Mechtcherine

in: V. Mechtcherine, K. H. Khayat, E. Secrieru (Eds.), Rheology and Processing of Construction Materials, pp. 303–310

Particle Interactions in Silica Systems in Presence of Superplasticizer

S. Becker, Z. Lu, S. Leinitz, W. Schmidt, D. Stephan, R. von Klitzing

in: V. Mechtcherine, K. H. Khayat, E. Secrieru (Eds.), Rheology and Processing of Construction Materials, pp. 571–579

Numerical Simulation of the Flow Behavior of Newtonian Fluids in a Wide Gap Rheometer by CFD

M. Eslami Pirharati, D. Ivanov, H.-W. Krauss, C. Schilde, D. Lowke

in: V. Mechtcherine, K. H. Khayat, E. Secrieru (Eds.), Rheology and Processing of Construction Materials, pp. 588–595

Segregation of Granular Material During the Transport in Pipes

M. A. Haustein, R. Schwarze

in: V. Mechtcherine, K. H. Khayat, E. Secrieru (Eds.), Rheology and Processing of Construction Materials, pp. 596–601

Synthesis and Analysis of Spherical Cementitious Model Particles

D. Ivanov, S. Becker, Z. Lu, M. Eslami Pirharati, A. Kwade, H.-W. Krauss, D. Stephan, R. von Klitzing, C. Schilde

in: V. Mechtcherine, K. H. Khayat, E. Secrieru (Eds.), Rheology and Processing of Construction Materials, pp. 602–609

Comparison of Water-Isopropanol Replacement and Lyophilisation for Hydration Stop of Cementitious Suspensions

P. A. Kißling, D. Cotardo, T. von Bronk, L. Lohaus, N. C. Bigall

in: V. Mechtcherine, K. H. Khayat, E. Secrieru (Eds.), Rheology and Processing of Construction Materials, pp. 610–618

Rheological Properties of Silica Beads in the Presence of Different Polymers and Electrolyte

Z. Lu, S. Becker, S. Leinitz, R. von Klitzing, W. Schmidt, D. Stephan

in: V. Mechtcherine, K. H. Khayat, E. Secrieru (Eds.), Rheology and Processing of Construction Materials, pp. 619–627

Hydrating Cement Particle Interaction Model for Yield Stress Analysis

N. Ukrainczyk, A. Caggiano, D. S. Schicchi, A. Gilka-Bötzow, E. Koenders

in: V. Mechtcherine, K. H. Khayat, E. Secrieru (Eds.), Rheology and Processing of Construction Materials, pp. 636–643

Effect of Different Molecular Weights and Chemical Composition of Superplasticizers on the Structural Build-up of Cement Paste Using Dynamic Oscillatory Rheology

N. Radebe, C. Klein, L. Lei, M. Wilhelm

in: W. Boshoff, R. Combrinck, V. Mechtcherine, M. Wyrzykowski (Eds.), 3rd International Conference on the Application of Superabsorbent Polymers (SAP) and Other New Admixtures Towards Smart Concrete. SAP 2019, pp. 192-199

Simulation of generalized Newtonian fluids with the Smoothed Particle Hydrodynamics method

M. Simeunović, H. Steeb

in: Special Issue: 90th Annual Meeting of the International Association of Applied Mathematics and Mechanics (GAMM)

Presentations

2022

Computational modelling and characterization of non-Newtonian visco-plastic cementitious building materials

M. Thiedeitz

ECCOMAS Congress | Oslo, Norway

Effect of different shear rates on particle microstructure of cementitious materials in a wide gap Vane-in-cup rheometer

M. Eslami Pirharati

The 31st international Conference on Rheology of Building Materials | Regensburg, Germany

2021

Benchmarking of a general speciation code for charge regulated solid-liquid interfaces interacting on the nanoscale

T. Gil-Díaz, D. Jara-Heredia, F. Heberling, J. Lützenkirchen, J. Link, T. Sowoidnich, H.-M. Ludwig, M. Haist, T. Schäfer

The 31^st Goldschmidt | Online

Anion transport mechanisms: applications to radionuclide migration and cementitious systems

T. Gil-Díaz, F. Heberling, J. Lützenkirchen, T. Schäfer

Radionuclide Transport and Retention (TransRet2020) | Karlsruhe, Germany

2020

Effect of the mixing procedure on rheological properties and flocculation of cementitious suspensions

M. Thiedeitz

The 5^th HiPerMat | Kassel, Germany

Investigations of hydration processes and shear influence on thixotropy of fresh cement suspensions

J. Link

The 18^th International Congress on Rheology ICR 2020 | Online

Rheometric method for the quantification of micro sedimentation phenomena at cement suspensions

T. von Bronk

29. Konferenz “Rheologische Messungen an mineralischen Baustoffen” | Regensburg, Germany

Opus Fluidum Futurum – Bericht aus dem DFG SPP 2005

V. Mechtcherine

BetonTage: Concrete Solutions | Ulm, Germany

2019

Size Segregation of Particles during a Pumping Process

M. A. Haustein, R. Schwarze

Particles 2019 | Barcelona, Spain

Effect of the mixing time on the rheological parameters of cement pastes

M. Thiedeitz, T. Kränkel, C. Gehlen

28. Konferenz “Rheologische Messungen an mineralischen Baustoffen” | Regensburg, Germany

Determination of rheological properties on highly polydisperse reactive pastes – A challenge

M. Haist, J. Link, M. Thiedeitz

28. Konferenz “Rheologische Messungen an mineralischen Baustoffen” | Regensburg, Germany

Scherinduzierte Partikelmigration: Relevanz bei rheologischen Messungen an Mörteln und Betonen

C. Baumert

28. Konferenz “Rheologische Messungen an mineralischen Baustoffen” | Regensburg, Germany

Internal dynamics in concrete and model systems of concrete: 3D particle tracking, flow and concentration profiles

G. K. Auernhammer