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Knut O. Kjellsen

Observed names: K. Kjellsen, K. O Kjellsen, K. O. Kjellsen, K.O Kjellsen, K.O. Kjellsen, Kjellsen, Knut O., Knut O. Kjellsen, Knut Ose Kjellsen, Knut O Kjellsen, Knut Ose Kjellsen
OpenAlex ID: A5015879289
Hydration mechanisms of ternary Portland cements containing limestone powder and fly ash
2010 · K. De Weerdt, M. Ben Haha, et al. · Cement and Concrete Research · 1,481
Synergy between fly ash and limestone powder in ternary cements
2010 · K. De Weerdt, K.O. Kjellsen, et al. · Cement and Concrete Composites · 461
Development of microstructures in plain cement pastes hydrated at different temperatures
1991 · Knut O. Kjellsen, Rachel J. Detwiler, et al. · Cement and Concrete Research · 302
Reaction kinetics of portland cement mortars hydrated at different temperatures
1992 · Knut O. Kjellsen, Rachel J. Detwiler · Cement and Concrete Research · 242
Pore structure of plain cement pastes hydrated at different temperatures
1990 · Knut O. Kjellsen, Rachel J. Detwiler, et al. · Cement and Concrete Research · 182
Chloride-binding capacity of hydrotalcite in cement pastes containing dolomite and metakaolin
2018 · Alisa Machner, Maciej Zajac, et al. · Cement and Concrete Research · 180
Preparation of flat-polished specimens for SEM-backscattered electron imaging and X-ray microanalysis—importance of epoxy impregnation
2003 · K.O Kjellsen, A Monsøy, et al. · Cement and Concrete Research · 176
Backscattered electron imaging of cement pastes hydrated at different temperatures
1990 · Knut O. Kjellsen, Rachel J. Detwiler, et al. · Cement and Concrete Research · 145
Limitations of the hydrotalcite formation in Portland composite cement pastes containing dolomite and metakaolin
2018 · Alisa Machner, Maciej Zajac, et al. · Cement and Concrete Research · 139
Heat curing and post-heat curing regimes of high-performance concrete: Influence on microstructure and C-S-H composition
1996 · Knut O. Kjellsen · Cement and Concrete Research · 110
Stability of the hydrate phase assemblage in Portland composite cements containing dolomite and metakaolin after leaching, carbonation, and chloride exposure
2018 · Alisa Machner, Maciej Zajac, et al. · Cement and Concrete Composites · 92
The effect of temperature on the hydration of composite cements containing limestone powder and fly ash
2012 · K. De Weerdt, M. Ben Haha, et al. · Materials and Structures · 90
Resistance to chloride intrusion of concrete cured at different temperatures
1991 · Rachel J. Detwiler, Knut O. Kjellsen, et al. · ACI Materials Journal · 86
Fly ash–limestone ternary cements: effect of component fineness
2011 · Klaartje De Weerdt, Erik Sellevold, et al. · Advances in Cement Research · 85
Revisiting the microstructure of hydrated tricalcium silicate––a comparison to Portland cement
2004 · Knut O. Kjellsen, Harald Justnes · Cement and Concrete Composites · 84
Portland metakaolin cement containing dolomite or limestone – Similarities and differences in phase assemblage and compressive strength
2017 · Alisa Machner, Maciej Zajac, et al. · Construction and Building Materials · 80
Microstructure and microchemistry of the paste—aggregate interfacial transition zone of high-performance concrete
1998 · K. O. Kjellsen, O. H. Wallevik, et al. · Advances in Cement Research · 68
Observations of Microcracking in Cement Paste upon Drying and Rewetting by Environmental Scanning Electron Microscopy
1996 · Knut O. Kjellsen, Hamlin M. Jennings · Advanced Cement Based Materials · 61
Microstructure of tricalcium silicate and Portland cement systems at middle periods of hydration-development of Hadley grains
2006 · K.O. Kjellsen, B. Lagerblad · Cement and Concrete Research · 54
Pore structure of cement silica fume systems Presence of hollow-shell pores
1999 · Knut O Kjellsen, Elisabeth Helsing Atlassi · Cement and Concrete Research · 44
Fly ash -limestone ternary composite cements: synergetic effect at 28 days
2010 · Klaartje De Weerdt, Harald Justnes, et al. · Nordic Concrete Research/Nordic concrete research · 41
Resolution of fine fibrous C-S-H in backscatter SEM examination
2005 · S. Diamond, K.O. Kjellsen · Cement and Concrete Composites · 40
Alkali metal distribution in composite cement pastes and its relation to accelerated ASR tests
2023 · Petter Hemstad, Pamela Zuschlag, et al. · Cement and Concrete Research · 38
Nuclear magnetic resonance characterization of high- and ultrahigh-performance concrete
2001 · Charlotte Porteneuve, Hélène Zanni, et al. · Cement and Concrete Research · 38
Backscattered electron image analysis of cement paste specimens: Specimen preparation and analytical methods
1991 · Knut O. Kjellsen, Rachel J. Detwiler, et al. · Cement and Concrete Research · 37
Works count: 49
Citation count: 4,579
H-index: 28
I10-index: 34
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