Time-resolved yield stress measurement of evolving materials using a creeping sphere

Verfasser / Beitragende:
[Alireza Kashani, John Provis, Ben van Deventer, Greg Qiao, Jannie van Deventer]
Ort, Verlag, Jahr:
2015
Enthalten in:
Rheologica Acta, 54/5(2015-05-01), 365-376
Format:
Artikel (online)
ID: 605466696
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024 7 0 |a 10.1007/s00397-015-0839-x  |2 doi 
035 |a (NATIONALLICENCE)springer-10.1007/s00397-015-0839-x 
245 0 0 |a Time-resolved yield stress measurement of evolving materials using a creeping sphere  |h [Elektronische Daten]  |c [Alireza Kashani, John Provis, Ben van Deventer, Greg Qiao, Jannie van Deventer] 
520 3 |a Physicochemical phenomena influenced by aging or reaction can result in rheological changes across several orders of magnitude, but the classical rheometry methods available for analysis of concentrated suspensions can face challenges in correctly measuring the yield stress of aging/reacting (evolving) materials and need some precautions to enable precise measurement of the evolution of the yield stress with time. Here, a creeping sphere method has been applied to measure time-resolved yield stress; the force required to pull a solid sphere at very low velocity is used to calculate yield stress using previous analytical solutions for local flow of a creeping sphere in yield stress materials. The measured yield stress values agree well with the data recorded using vane-in-cup geometry for time-independent measurements using Carbopol gel. The creeping sphere is less affected by shear history because of the constantly changing shear region and therefore measures yield stress changes in evolving materials such as cement for a long time period in a single run, without altering ongoing structural network bond formation. 
540 |a Springer-Verlag Berlin Heidelberg, 2015 
690 7 |a Rheology  |2 nationallicence 
690 7 |a Yield stress  |2 nationallicence 
690 7 |a Creeping sphere  |2 nationallicence 
690 7 |a Non-Newtonian fluids  |2 nationallicence 
690 7 |a Concentrated suspensions  |2 nationallicence 
690 7 |a Cement  |2 nationallicence 
700 1 |a Kashani  |D Alireza  |u Department of Chemical and Biomolecular Engineering, University of Melbourne, 3010, Parkville, VIC, Australia  |4 aut 
700 1 |a Provis  |D John  |u Department of Materials Science and Engineering, University of Sheffield, S1 3JD, Sheffield, UK  |4 aut 
700 1 |a van Deventer  |D Ben  |u Zeobond Pty. Ltd., P.O. Box 23450, 8012, Docklands, VIC, Australia  |4 aut 
700 1 |a Qiao  |D Greg  |u Department of Chemical and Biomolecular Engineering, University of Melbourne, 3010, Parkville, VIC, Australia  |4 aut 
700 1 |a van Deventer  |D Jannie  |u Department of Chemical and Biomolecular Engineering, University of Melbourne, 3010, Parkville, VIC, Australia  |4 aut 
773 0 |t Rheologica Acta  |d Springer Berlin Heidelberg  |g 54/5(2015-05-01), 365-376  |x 0035-4511  |q 54:5<365  |1 2015  |2 54  |o 397 
856 4 0 |u https://doi.org/10.1007/s00397-015-0839-x  |q text/html  |z Onlinezugriff via DOI 
898 |a BK010053  |b XK010053  |c XK010000 
900 7 |a Metadata rights reserved  |b Springer special CC-BY-NC licence  |2 nationallicence 
908 |D 1  |a research-article  |2 jats 
949 |B NATIONALLICENCE  |F NATIONALLICENCE  |b NL-springer 
950 |B NATIONALLICENCE  |P 856  |E 40  |u https://doi.org/10.1007/s00397-015-0839-x  |q text/html  |z Onlinezugriff via DOI 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Kashani  |D Alireza  |u Department of Chemical and Biomolecular Engineering, University of Melbourne, 3010, Parkville, VIC, Australia  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Provis  |D John  |u Department of Materials Science and Engineering, University of Sheffield, S1 3JD, Sheffield, UK  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a van Deventer  |D Ben  |u Zeobond Pty. Ltd., P.O. Box 23450, 8012, Docklands, VIC, Australia  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Qiao  |D Greg  |u Department of Chemical and Biomolecular Engineering, University of Melbourne, 3010, Parkville, VIC, Australia  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a van Deventer  |D Jannie  |u Department of Chemical and Biomolecular Engineering, University of Melbourne, 3010, Parkville, VIC, Australia  |4 aut 
950 |B NATIONALLICENCE  |P 773  |E 0-  |t Rheologica Acta  |d Springer Berlin Heidelberg  |g 54/5(2015-05-01), 365-376  |x 0035-4511  |q 54:5<365  |1 2015  |2 54  |o 397