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Kyungtaek Koh
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The mechanical properties of fly ash-based geopolymer concrete with alkaline activators
GS Ryu, YB Lee, KT Koh, YS Chung
Construction and building materials 47, 409-418, 2013
9462013
Tensile behavior of ultra high performance hybrid fiber reinforced concrete
SH Park, DJ Kim, GS Ryu, KT Koh
Cement and Concrete Composites 34 (2), 172-184, 2012
7772012
Comparative flexural behavior of hybrid ultra high performance fiber reinforced concrete with different macro fibers
DJ Kim, SH Park, GS Ryu, KT Koh
Construction and Building Materials 25 (11), 4144-4155, 2011
4582011
Size effect on flexural behavior of ultra-high-performance hybrid fiber-reinforced concrete
DL Nguyen, DJ Kim, GS Ryu, KT Koh
Composites Part B: Engineering 45 (1), 1104-1116, 2013
2362013
Hybrid effects of steel fiber and microfiber on the tensile behavior of ultra-high performance concrete
ST Kang, JI Choi, KT Koh, KS Lee, BY Lee
Composite Structures 145, 37-42, 2016
2212016
Size and geometry dependent tensile behavior of ultra-high-performance fiber-reinforced concrete
DL Nguyen, GS Ryu, KT Koh, DJ Kim
Composites Part B: Engineering 58, 279-292, 2014
1792014
Influence of the ingredients on the compressive strength of UHPC as a fundamental study to optimize the mixing proportion
JJ Park, ST Kang, KT Koh, SW Kim
Proceedings of the second international symposium on ultra high performance …, 2008
1582008
Uncovering the role of micro silica in hydration of ultra-high performance concrete (UHPC)
NK Lee, KT Koh, MO Kim, GS Ryu
Cement and Concrete Research 104, 68-79, 2018
1352018
Microstructural investigation of calcium aluminate cement-based ultra-high performance concrete (UHPC) exposed to high temperatures
NK Lee, KT Koh, SH Park, GS Ryu
Cement and Concrete Research 102, 109-118, 2017
1222017
Effect of shrinkage reducing agent on pullout resistance of high-strength steel fibers embedded in ultra-high-performance concrete
SH Park, GS Ryu, KT Koh, DJ Kim
Cement and Concrete Composites 49, 59-69, 2014
902014
Estimation of rheological properties of UHPC using mini slump test
MS Choi, JS Lee, KS Ryu, KT Koh, SH Kwon
Construction and Building Materials 106, 632-639, 2016
882016
Influence of binder composition on the gel structure in alkali activated fly ash/slag pastes exposed to elevated temperatures
NK Lee, KT Koh, GH An, GS Ryu
Ceramics International 43 (2), 2471-2480, 2017
872017
Shrinkage properties of ultra-high performance concrete (UHPC)
K Koh, G Ryu, S Kang, J Park, S Kim
Advanced Science Letters 4 (3), 948-952, 2011
772011
Improved Reactivity of Fly Ash‐Slag Geopolymer by the Addition of Silica Fume
NK Lee, GH An, KT Koh, GS Ryu
Advances in Materials Science and Engineering 2016 (1), 2192053, 2016
582016
Analysis of the optimum usage of slag for the compressive strength of concrete
HS Lee, XY Wang, LN Zhang, KT Koh
Materials 8 (3), 1213-1229, 2015
512015
Physicochemical changes caused by reactive MgO in alkali-activated fly ash/slag blends under accelerated carbonation
NK Lee, KT Koh, MO Kim, GH An, GS Ryu
Ceramics International 43 (15), 12490-12496, 2017
392017
An experimental investigation on minimum compressive strength of early age concrete to prevent frost damage for nuclear power plant structures in cold climates
KT Koh, CJ Park, GS Ryu, JJ Park, DG Kim, JH Lee
Nuclear Engineering and Technology 45 (3), 393-400, 2013
362013
Mechanical Behavior of UHPC(Ultra High Performance Concrete) According to Hybrid Use of Steel Fibers
GS Ryu, ST Kang, JJ Park, KT Koh, SW Kim
Advanced Materials Research 287, 453-457, 2011
322011
Mitigating shrinkage cracking in posttensioning grout using shrinkage-reducing admixture
DY Yoo, GS Ryu, T Yuan, KT Koh
Cement and Concrete Composites 81, 97-108, 2017
282017
Real-time strength development monitoring for concrete structures using wired and wireless electro-mechanical impedance techniques
JW Kim, C Lee, S Park, KT Koh
KSCE Journal of Civil Engineering 17, 1432-1436, 2013
282013
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