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  1. No Access

    Article

    Determinants of Electricity Consumption of Energy-Vulnerable Group Using Ensemble Gradient-Boosting Algorithm

    The increasing energy burden on vulnerable households is critical in modern cities, it is crucial to understand how cities can characterize energy vulnerability and its relationship with the environment. This ...

    Hyunsoo Kim, Youngwoo Kwon, Yeol Choi in KSCE Journal of Civil Engineering (2022)

  2. No Access

    Article

    Comparative Analysis of Spatial Impact of Living Social Overhead Capital on Housing Price by Residential type

    We examined 15,446 single-family detached houses and 2,494 apartment houses in Saha-gu, Busan Metropolitan City, to see whether the accessibility to social overhead capital (living SOC), influences housing pri...

    Yeol Choi, IlYoung Jeung, Je** Park in KSCE Journal of Civil Engineering (2021)

  3. Article

    Erratum to: The Correlates between Walkable Environments and Housing Price using Multi-level Model

    This erratum is published to notify a correction in the missing dates of the article. See the corrected version below

    Yeol Choi, Min Jung Seo, Seung Hwoon Oh in KSCE Journal of Civil Engineering (2021)

  4. No Access

    Article

    Pedestrian-Vehicle Collision Vulnerability in Senior Citizens’ Walking Environment: An Area-Level Investigation of Seoul, South Korea

    The safety of senior pedestrians is a major challenge in cities, particularly in a rapidly aging society. This study takes place in Seoul, South Korea, where pedestrian safety in highly urban environments pose...

    Hyun Soo Kim, Seung Hwoon Oh, Yeol Choi in KSCE Journal of Civil Engineering (2020)

  5. No Access

    Article

    The Correlates between Walkable Environments and Housing Price using Multi-level Model

    We examine 554 state basic districts and 1,832 householders in Busan metropolitan city to see whether the physical and walkable characteristics of housing influence apartment prices. We use two-level hierarchi...

    Yeol Choi, Min Jung Seo, Seung Hwoon Oh in KSCE Journal of Civil Engineering (2019)

  6. No Access

    Article

    Walkability analysis of Busan’s urban residential zones

    This study assesses residential walking environments and the overall walkability of three types of communities in Busan, South Korea, and proposes a walkability index for better residential zone walking condit...

    Yeol Choi, Min Jung Seo, Seung Hwoon Oh in KSCE Journal of Civil Engineering (2016)

  7. No Access

    Article

    Urban resettlement in residential redevelopment projects: considering desire to resettle and willingness to pay

    In this study, we estimate the association of original residents’ resettlement preferences with demographic and socioeconomic characteristics of households matched with local development initiatives accounting...

    Yeol Choi, Hyun Kim, Kyle M. Woosnam in Journal of Housing and the Built Environme… (2016)

  8. No Access

    Article

    Planning for the suitable? Land use suitability and social and ecological factors for locating a new hazardous facility

    A land suitability analysis, one of the oldest forms of decision-making support systems in the field of planning is still referred as an effective decision-hel** aid that will enhance the complicate planning...

    Hwan Yong Kim, Yeol Choi, Hyun Kim, Seung Hwoon Oh in KSCE Journal of Civil Engineering (2016)

  9. No Access

    Article

    An experimental study on inelastic behavior for exposed-type steel column bases under three-dimensional loadings

    Considerable damage occurred to steel structures during the Kobe earthquake in Japan. Numerous exposed-type column bases failed in several consistent patterns caused by brittle base plate fracture, excessive a...

    Jae-Hyouk Choi, Yeol Choi in Journal of Mechanical Science and Technology (2013)

  10. Article

    Open Access

    Influence of Curing-Form Material on the Chloride Penetration of Off-Shore Concrete

    This paper presents an experimental study on the pore and penetration of chloride in seashore concrete depending on types of curing forms. Three types of concretes (Plain concrete, MSF concrete and FA concrete...

    Sangjun Park, Yeol Choi in International Journal of Concrete Structures and Materials (2012)

  11. No Access

    Article

    Application of instrumented indentation technique for enhanced fitness-for-service assessment of pipeline crack

    While most in-field non-destructive technologies for structural integrity diagnosis focus on precise crack detection, a novel instrumented indentation technique for non-destructively determining tensile proper...

    Jae-Il Jang, Yeol Choi, Jung-Suk Lee, Yun-Hee Lee in International Journal of Fracture (2005)

  12. No Access

    Article

    Analysis of sharp-tip-indentation load–depth curve for contact area determination taking into account pile-up and sink-in effects

    Hardness and elastic modulus of micromaterials can be evaluated by analyzing instrumented sharp-tip-indentation load–depth curves. The present study quantified the effects of tip-blunting and pile-up or sink-i...

    Yeol Choi, Ho-Seung Lee, Dongil Kwon in Journal of Materials Research (2004)

  13. No Access

    Article

    Determining Stress-strain Curves for Thin Films by Experimental/Computational Nanoindentation

    The nanoindentation technique has great promise in evaluating mechanical properties such as nanohardness and elastic modulus at micrometer or nanometer scales, since sample preparation and testing procedures a...

    Baik-Woo Lee, Yeol Choi, Yun-Hee Lee, Ju-Young Kim in MRS Online Proceedings Library (2003)

  14. No Access

    Article

    Indentation Curve Analysis for Pile-up, Sink-in and Tip-Blunting Effects in Sharp Indentations

    Hardness and elastic modulus can be derived from instrumented sharp indentation curves by considering the effects of materials pile-up and sink-in and tip blunting. In particular, this study quantifies pile-up...

    Yeol Choi, Baik-Woo Lee, Ho-Seung Lee, Dongil Kwon in MRS Online Proceedings Library (2003)

  15. No Access

    Article

    Nondestructive observation on tensile property change of hydrogen-exposed Cr-Mo-V steel HAZ using an instrumented indentation technique

    Jae-il Jang, Yeol Choi, Yun-Hee Lee, Dongil Kwon in Journal of Materials Science Letters (2003)