Effect of W/C ratio on durability and porosity in cement mortar with constant cement amount

YY Kim, KM Lee, JW Bang… - Advances in Materials …, 2014 - Wiley Online Library
Water is often added to concrete placing for easy workability and finishability in construction
site. The additional mixing water can help easy mixing and workability but causes increased …

Service life prediction of concrete wharves with early-aged crack: Probabilistic approach for chloride diffusion

SJ Kwon, UJ Na, SS Park, SH Jung - Structural Safety, 2009 - Elsevier
Early-aged cracks due to hydration heat and drying shrinkage occur unavoidably in
reinforced concrete (RC) structures. These cracks may be the main routes through which …

Predicting carbonation in early-aged cracked concrete

HW Song, SJ Kwon, KJ Byun, CK Park - Cement and Concrete Research, 2006 - Elsevier
Carbonation in cracked concrete is considered as one of major deteriorations accelerating
steel corrosion in reinforced concrete structures. For durable concrete structures, it is …

Analysis technique for chloride penetration in cracked concrete using equivalent diffusion and permeation

SS Park, SJ Kwon, SH Jung - Construction and Building Materials, 2012 - Elsevier
Chloride-induced corrosion in reinforcing steel is one of the major durability problems in
reinforced concrete (RC) structures. Fick's 2nd law can be simply applied to submerged RC …

Statistical analysis of the carbonation coefficient in open air concrete structures

I Monteiro, FA Branco, J de Brito, R Neves - Construction and Building …, 2012 - Elsevier
In recent years, the number of reinforced concrete structures with anomalies associated with
reinforcement corrosion problems has significantly increased. One of the causes is concrete …

Evaluation of chloride penetration in high performance concrete using neural network algorithm and micro pore structure

HW Song, SJ Kwon - Cement and Concrete Research, 2009 - Elsevier
Chloride attack is one of the major causes of deterioration of reinforced concrete structures.
In order to evaluate the chloride behavior in concrete, a reasonable prediction for the …

Modeling of water permeability in early aged concrete with cracks based on micro pore structure

SS Park, SJ Kwon, SH Jung, SW Lee - Construction and building materials, 2012 - Elsevier
The pores and pore connectivity in concrete cause rapid water permeation. This is an
important characteristic of porous material. Cracks in early aged concrete can be easily …

Effects of cold joint and loading conditions on chloride diffusion in concrete containing GGBFS

SW Yoo, SJ Kwon - Construction and Building Materials, 2016 - Elsevier
RC (Reinforced Concrete) structures undergo deterioration and the initiated corrosion in the
steel is considered as one of the most critical problems. For efficient construction of …

Analysis technique for autogenous shrinkage in high performance concrete with mineral and chemical admixtures

SW Yoo, SJ Kwon, SH Jung - Construction and Building Materials, 2012 - Elsevier
This paper presents an analysis technique for AGS (autogenous shrinkage) in high
performance concrete (HPC) with mineral and chemical admixtures. In this paper …

Temperature effect on strength and chloride migration in nuclear power plant concrete

KH Yang, SJ Kwon, JW Hwang, YS Yoon - Construction and Building …, 2023 - Elsevier
In this study, strength and chloride migration tests were conducted considering nuclear
power plant concrete exposed to high temperature and chloride ingress. Two temperature …