REFEREED PAPERS  

S. Oh, J. Kim, C. Song, S. Choi. Effects of fineness and substitution rate of GGBFS on material characteristics of GGBFS-blended cement mortars: hydration, non-evaporable water, pore structure, mechanical properties, self-desiccation, and autogenous shrinkage. Journal of Building Engineering 92(1)(2024):109741

G. Hong, J. Kim, C. Song, JH. Yeon, S. Choi. Effect of internal curing by superabsorbent polymers on the densification and microstructural development of cementitious materials exposed to different environmental conditions. Construction and Building Materials 411(2024):134778

S. Oh, S. Choi. Evaluating Use of Hydraulic Modified Sulfur Powder in Concrete Pavements: Laboratory Testing and Field Application. Buildings 14(7)(2024):2231

G. Hong, J. Park, SC. Lee, S.W. Cha, J. Ryu, S. Choi. Experimental and Theoretical Analysis of Flexural Properties of Mortar Beam Reinforced with Coated Carbon-Fiber Textile. Buildings 13(9)(2023):2157

S. Oh, S. Choi. Effects of superabsorbent polymers (SAP) on the rheological behavior of cement mortars: A rheological study on performance requirements for 3D printable cementitious materials. Construction and Building Materials 392(2023):131856

S. Oh, G. Hong, S. Choi. Determining the effect of superabsorbent polymers, macrofibers, and resting time on the rheological properties of cement mortar using analysis of variance (ANOVA): A 3D printing perspective. Journal of Building Engineering 75(2023):106967

 J. Kim,  S. Choi. Fractal-based microstructure reconstruction to predict the permeability of cement pastes. Construction and Building Materials 366(2023):130157

J. Kim, G. Hong, S. Oh, S. Choi. Application of various fractal models in characterizing the morphology of pore structures of hydrating cement pastes. Journal of Materials Research and Technology 20(2022):3818-3835.

G. Hong, S. Oh, J. Kim, WJ. Chin, YJ. Kim, S. Choi, C. Song. Surface-fractal-dimension characteristics of cementitious composites with multi-walled carbon nanotubes dispersed by silica fume. Construction and Building Materials 329(2022):127182

G. Hong, S. Choi, DY. Yoo, T. Oh, Y. Song, JH. Yeon. Moisture dependence of electrical resistivity in under-percolated cement-based composites with multi-walled carbon nanotubes. Journal of Materials Research and Technology 16(2022):47-58.

G. Hong, J. Kim, S. Oh, C. Song, S. Choi. Effects of crack widths and water pressures on crack sealing behavior of cementitious materials incorporating spherical superabsorbent polymers. Construction and Building Materials 300(2021):124219

G. Hong, BU. Na, S. Choi. Rebar corrosion of a continuously reinforced concrete pavement being used for more than 30 years on the Jungbu Expressway, Korea. Construction and Building Materials 277(2021):122313

G. Hong, J. Kim, JH. Yeon, M. Won, S. Choi. Comparison of stress fields near longitudinal construction joints of tied and doweled sections in portland cement concrete pavements. Sustainability 13(20)(2021):11217

G. Hong, S. Oh, S. Choi, WJ. Chin, YJ. Kim, C. Song. Correlation between the compressive strength and ultrasonic pulse velocity of cement mortars blended with silica fume: An analysis of microstructure and hydration kinetics. Materials 14(10)(2021):2476

S. Oh, G. Hong, S. Choi. Literature review on rheological properties and required performances of 3D printable cementitious materials. Journal of the Korean Recycled Construction Resources Institute 9(1)(2021):41-49 (In Korean).

J. Kim, S. Choi. A fractal-based approach for reconstructing pore structures of GGBFS-blended cement pastes. Construction and Building Materials 265(2020):120350

C. Song, G. Hong, S. Choi. Effect of dispersibility of carbon nanotubes by silica fume on material properties of cement mortars: Hydration, pore structure, mechanical properties, self-desication, and ... Construction and Building Materials 265(2020):120318

C. Song, G. Hong, S. Choi. Modeling autogenous shrinkage of hydrating cement paste by estimating the meniscus radius. Construction and Building Materials 257(2020):119521

G. Hong, S. Choi. Effect of cyclic wetting-drying on self-healing of cementitious materials containing superabsorbent polymers. Journal of the Korean Recycled Construction Resources Institute 8(1)(2020):88-96 (In Korean).

G. Hong, C. Song, S. Choi. Autogenous healing of early-age cracks in cementitious materials by superabsorbent polymers. Materials 13(3)(2020):690

G. Hong, C. Song, J. Park, S. Choi. Hysteretic behavior of rapid self-sealing of cracks in cementitious materials incorporating superabsorbent polymers. Construction and Building Materials 195(2019):187-197.

Y. Shim, G. Hong, S. Choi. Autogenous healing of early-age cementitious materials incorporating superabsorbent polymers exposed to wet/dry cycles. Materials 11 (12)(2018):2476

G. Hong, S. Choi. Modeling rapid self-sealing of cracks in cementitious materials using superabsorbent polymers. Construction and Building Materials 164(2018):570-578.

J. Kim, Y.C. Choi, S. Choi. Fractal characteristics of pore structures in GGBFS-based cement pastes. Applied Surface Science 428(2018):304-314.

S. Choi. Internal relative humidity and drying shrinkage of hardening concrete containing lightweight and normal-weight coarse aggregates: a comparative experimental study and modeling. Construction and Building Materials 148(2017):288-296.

G. Hong, S. Choi. Rapid self-sealing of cracks in cementitious materials incorporating superabsorbent polymers. Construction and Building Materials 143(2017):366-375.

C. Song, S. Choi. Moisture-dependent piezoresistive responses of CNT-embedded cementitious composites. Composite Structures 170(2017):103-110.

S.H. Jung, Y.C. Choi, S. Choi. Use of ternary blended concrete to mitigate thermal cracking in massive concrete structures—a field feasibility and monitoring case study. Construction and Building Materials 137(2017):208-215.

Y.C. Choi, J. Kim, S. Choi. Mercury intrusion porosimetry characterization of micropore structures of high-strength cement pastes incorporating high volume ground granulated blast-furnace slag. Construction and Building Materials 137(2017):96-103.

Y.C. Choi, B. Park, G-S Pang, K-M Lee, S. Choi. Modeling of chloride diffusivity in concrete considering effect of aggregates. Construction and Building Materials 136(2017):81-87.

J. Kim, Y.C. Choi, S. Choi, A basic analysis on the fractal characteristics of cement paste incorporating ground granulated blast furnace slag. KCI Journal of the Korea Concrete Institute 29(1)(2017):101-107 (In Korean).

C. Song, Y.C. Choi, S. Choi. Effect of internal curing by superabsorbent polymers – Internal relative humidity and autogenous shrinkage of alkali-activated slag mortars. Construction and Building Materials 123(2016):4250-4262.

S. Choi, B-U. Na, M.C. Won. Mesoscale analysis of continuously reinforced concrete pavement behavior subjected to environmental loading. Construction and Building Materials 112(2016):447-456.

Y.C. Choi, S. Choi, C. Song, J.S. Lee. Moisture-buffering characteristics of building materials. Ceramics-Silikáty 60(2)(2016):136-140.

S. Choi. Experimental characterization of age-dependency of shrinkage coefficient of hardening concrete. KSCE Journal of Civil Engineering 20(5)(2016):1870-1877.

S. Choi, S. Ha, M.C. Won. Mechanism of transverse crack development in continuously reinforced concrete pavement at early ages. Transportation Research Record: Journal of the Transportation Research Board 2524(2015):42-58.

Y.C. Choi, S. Choi. Alkali-silica reactivity of cementitious materials using ferro-nickel slag fine aggregates produced in different cooling conditions. Construction and Building Materials 99(2015):279-287.

T.P. Nguyen, Q.V. Le, K.S. Choi, J.H. Oh, Y.G. Kim, S.M. Lee, S.T. Chang, Y-H. Cho, S. Choi, T-Y. Kim, S.Y. Kim. MoS2 nanosheets exfoliated by sonication and their application in organic photovoltaic cells. Science of Advanced Materials 7(2015):700-705.

Y. Jung, H. Lee, M-J. Lee, S. Choi, Y-H. Cho. Concept of film thickness applied to a new approach for polymer concrete mix design for airport pavement repair. Transportation Research Record: Journal of the Transportation Research Board 2440(2014):103-109.

S.G. Bae, S. Choi, S.Y. Jang, S.W. Cha. Effect of transverse cracks on stress distributions of continuously reinforced concrete tracks subjected to train loads. Journal of the Korean Society for Railway 17(5)(2014):355-364 (In Korean).

Y.C. Choi, J.H. Kim, S. Choi. Mechanical performance of fly-ash-based green geopolymer composites subjected to elevated temperatures. Asian Journal of Chemistry 26(17)(2014):5517-5521.

S.G. Bae, S. Choi, S.Y. Jang, S.W. Cha. Effect of crack pattern of continuously reinforced concrete track induced by temperature change and shrinkage of concrete. Journal of the Korean Society for Railway 17(4)(2014):270-280 (In Korean).

S.W. Cha, C. Song, Y-H. Cho, S. Choi. Piezoresistive properties of CNT reinforced cementitious composites. Materials Research Innovation 18(S2)(2014):716-721.

S.W. Ryu, P. Choi, S. Choi, M.C. Won. Improvement of full-depth repair practices for distresses in continuously reinforced concrete pavement. Transportation Research Record: Journal of the Transportation Research Board 2368(2013):102-113.

C-D. Lee, K-B. Kim, S. Choi. Application of UHPC to pedestrian cable-stayed bridges. Journal of Engineering Science and Technology 8(3)(2013):297-306.

S.W. Ryu, H.I. Won, S. Choi, M.C. Won. Continuously reinforced bonded concrete overlay of distressed jointed plain concrete pavements. Construction and Building Materials 40(2013):1110-1117.

J.H. Yeon, S. Choi, M.C. Won. Evaluation of zero-stress temperature prediction model for Portland cement concrete pavements. Construction and Building Materials 40(2013):492-500.

J.H. Yeon, S. Choi, S. Ha, M.C. Won. Effect of creep and built-in curling on stress development of Portland cement concrete pavement under environmental loadings. ASCE Journal of Transportation Engineering 139(2)(2013):147-155.

J.H. Yeon, S. Choi, M.C. Won. In situ measurement of coefficient of thermal expansion in hardening concrete and its effect on thermal stress development. Construction and Building Materials 38(2013):306-315.

S.W. Ryu, H. Jaiswal, S. Choi, S. Senadheera, P. Jayawickrame, M.C. Won. Rational use of terminal anchorages in portland cement concrete pavement. Transportation Research Record: Journal of the Transportation Research Board 2305(2012):62-73.

S. Choi, J.H. Yeon, M.C. Won. Improvements of curing operations for Portland cement concrete pavement. Construction and Building Materials 35(2012):597-604.

S. Choi, S. Ha, M.C. Won. Horizontal cracking of continuously reinforced concrete pavement under environmental loadings. Construction and Building Materials 25(2011):4250-4262.

S. Choi, S.W. Cha, B.H. Oh, I.H. Kim. Thermo-hygro-mechanical behavior of early-age concrete deck in composite bridge under environmental loadings: Part 1-temperature and relative humidity. Materials and Structures 44(7)(2011):1325-1346.

S. Choi, S.W. Cha, B.H. Oh. Thermo-hygro-mechanical behavior of early-age concrete deck in composite bridge under environmental loadings: Part 2-strain and stress. Materials and Structures 44(7)(2011):1347-1367.

S. Choi, M.C. Won. Time-dependent behavior of posttensioned concrete pavements under environmental loading. Transportation Research Record: Journal of the Transportation Research Board 2154(2010):44-56.

S. Ha, S. Choi, M.C. Won. Behavior of tied multiple-lane portland cement concrete pavement under environmental loading and effects of dowel bar use. Transportation Research Record: Journal of the Transportation Research Board 2154(2010):57-77.

S. Choi, M.C. Won. Thermal strain and drying shrinkage of concrete structure in the field. ACI Materials Journal 107(5)(2010):498-507.

S. Choi, S.W. Cha, B.H. Oh. Identification of viscoelastic behavior for early-age concrete based on measured strain and stress histories. Materials and Structures 43(8) (2010):1161-1175.

S. Choi, S.W. Cha, H. Park. Instantaneous and short-term deformation of early-age concrete under quasi-instantaneous loading. Magazine of Concrete Research 62(3) (2010):221-227.

S. Choi, M.C. Won. Design of tie bars in portland cement concrete pavement considering non-linear temperature variations. Transportation Research Record: Journal of the Transportation Research Board 2095(2009):24-33.

J.H. Yeon, S. Choi, M.C. Won. Effect of relative humidity on the coefficient of thermal expansion of hardened cement paste and concrete. Transportation Research Record: Journal of the Transportation Research Board 2113(2009):83-91.

J-H. Nam, D-H. Kim, S. Choi, M.C. Won. Variation of crack width over time in continuously reinforced concrete pavement. Transportation Research Record: Journal of the Transportation Research Board 2037(2007):3-11.

D-H. Kim, S. Choi, M.C. Won. Prediction of concrete temperature and its effects on continously reinforcement concrete pavement behavior at early ages. KSRE Journal of Korea Society of Road Engineers 8(2)(2006):55-62 (In Korean).

B.H. Oh, S. Choi, H. Park. Instantaneous compliance and creep compliance functions of ealy-age concrete under quasi-instantaneous loading. KCI Journal of the Korea Concrete Institute 17(1)(2005):11-18 (In Korean).

B.H. Oh, S. Choi, S.W. Cha. Identification of relaxation function in early-age concrete using differential-type viscoelastic constitutive law. KSCE Journal of the Korean Society of Civil Engineers 25(1A)(2005):39-47 (In Korean).

B.H. Oh, S. Choi, S.W. Cha, J.H. Lee. Strain and stress distributions of early-age restrained concrete decks in composite bridges. KSCE Journal of the Korean Society of Civil Engineers 24(3A)(2004):613-622 (In Korean).

B.H. Oh, S. Choi, S.W. Cha, P.G. Lee. Nonlinear transient thermal and hygral analysis of early-age concrete decks in composite bridges. KSCE Journal of the Korean Society of Civil Engineers 24(3A)(2004):603-612 (In Korean).

B.H. Oh, J.H. Shin, S. Choi, S.W. Cha. Identification of compliance function for early-age concrete based on measured strain and thermal stress histories. KCI Journal of the Korea Concrete.