Refereed International Journals (Google Scholar, Scopus, Publons, ResearchGate)

  1. Yoon, J., Kim, H., Sim, S.H. and Pyo, S.*, “Framework for characterizing the time-dependent volumetric properties of aerated cementitious material,” Submitted.
  2. Sung, D., Pyo, S.* and Chang, S., “Effects of vertical stiffness of rail fastening system on the behavior of railway bridge deck,” Submitted.
  3. Tafesse, M., Lee, H.K., Alemu, A.S., Kim, H.K.* and Pyo, S., “On the expansive cracking of a cement matrix containing atomized basic oxygen furnace slag with a metallic iron,” Construction and Building Materials, Vol. 264, 119806, December 2020.
  4. Bae, Y. and Pyo, S.*, “Effect of steel fiber content on structural and electrical properties of ultra high performance concrete (UHPC) sleepers,” Engineering Structures, Vol. 222, 111131, November 2020.
  5. Ju, S., Yoon, J., Sung, D.* and Pyo, S.*, “Mechanical properties of coal ash particle-reinforced recycled plastic-based composites for sustainable railway sleepers,” Polymers, Vol. 12(10), 2287, October 2020.
  6. Choi, S. and Pyo, S.*, “Fresh and hardened properties of Portland cement-slag concrete activated using the by-product of the liquid crystal display manufacturing process,” Materials, Vol. 13(19), 4354, September 2020.
  7. Yoon, J., Kim, H., Sim, S.H. and Pyo, S.*, “Characterization of porous cementitious materials using microscopic image processing and X-ray CT analysis,” Materials, Vol. 13(14), 3105, July 2020.
  8. Hwang, R., Lee, I.W. Pyo, S.* and Kim, D.J.*, “Influence of the aggregate surface conditions on the strength of quick-converting track concrete,” Crystals, Vol. 10(6), 543, June 2020.
  9. Bae, Y. and Pyo, S.*, “Ultra high performance concrete (UHPC) sleeper: structural design and performance,” Engineering Structures, Vol. 210, 110374, May 2020.
  10. Yoon, J., Kim, H., Koh, T.* and Pyo, S.*, “Microstructural characteristics of sound absorbable porous cement-based materials by incorporating natural fibers and aluminum powder,” Construction and Building Materials, Vol. 243, 118167, May 2020.
  11. Seo, Y., Lee, D.* and Pyo, S.*, “High-power fiber laser cutting for 50-mm-thick cement-based materials,”  Materials, Vol. 13(5), 1113, March 2020.
  12. Lee, I.W., Hwang, R., Kim, D.J. and Pyo, S.*, “Interfacial fracture toughness between aggregates and injected quick-hardening mortar,” Cement and Concrete Composites, Vol. 106, 103485, February 2020.
  13. Seo, Y., Lee, D.* and Pyo, S.*, “Microstructural characteristics of cement-based materials fabricated using multi-mode fiber laser,” Materials, Vol. 13(3), 546, January 2020.
  14. Pyo, S., Koh, T., Tafesse, M., Kim, H.K.*, “Chloride-induced corrosion of steel fiber near the surface of ultra-high performance concrete and its effect on flexural behavior with various thickness,” Construction and Building Materials, Vol. 224, pp. 206-213, November 2019.
  15. Yoon J.Y. and Pyo, S.*, “A review of mitigation measures for reducing railway rolling noise from an infrastructure point of view,” International Journal of Railway, Vol. 12(1), pp. 1-9, March 2019.
  16. Lee, I.W., Park, J., Kim, D.J. and Pyo, S.*, “Effects of abraded fine particle content on strength of quick-hardening concrete,” Cement and Concrete Composites, Vol. 96, pp. 225-237, February 2019.
  17. Koh, T.*, Hwang, S., Pyo, S., Moon, D., Yoo, H., and Lee, D., “Application of low-carbon ecofriendly microwave heat curing technology to concrete structures using general and multicomponent blended binder,” Journal of Materials in Civil Engineering, Vol. 31(2), 04018385, February 2019.
  18. Kim, H., Hong, J. and Pyo, S.*, “Acoustic characteristics of sound absorbable high performance concrete,” Applied Acoustics, Vol. 138, pp. 171-178, September 2018.
  19. Lee, D., Seo, Y. and Pyo, S.*, “Effect of laser speed on cutting characteristics of cement-based materials,” Materials, Vol. 11(7), 1055, June 2018.
  20. Pyo, S., Tafesse, M., Kim, B.J. and Kim, H.K.*, “Effects of quartz-based mine tailings on characteristics and leaching behavior of ultra-high performance concrete,” Construction and Building Materials, Vol. 166, pp. 110-117, March 2018.
  21. Pyo, S., Abate, S. Y. and Kim, H.K.*, “Abrasion resistance of ultra high performance concrete incorporating coarser aggregate,” Construction and Building Materials, Vol. 165, pp. 11-16, March 2018.
  22. Lee, D. and Pyo, S.*, “Experimental investigation of multi-mode fiber laser cutting of cement mortar,” Materials, Vol. 11(2), 278, February 2018.
  23. Koh, T.*, Moon, S.W., Jung, H., Jeong, Y. and Pyo, S., “A feasibility study on the application of basic oxygen furnace (BOF) steel slag for railway ballast material,” Sustainability, Vol. 10, 284, February 2018.
  24. Lee, C., Park, S.*, Bolander J.E. and Pyo, S.*, “Monitoring the hardening process of ultra high performance concrete using decomposed modes of guided waves,” Construction and Building Materials, Vol. 163, pp. 267-276, February 2018.
  25. Pyo, S., Tafesse, M., Kim, H. and Kim, H.K.*, “Effect of chloride content on mechanical properties of ultra high performance concrete,” Cement and Concrete Composites, Vol. 84, pp. 175-187, November 2017.
  26. Pyo, S., Kim, H.K. and Lee, B.Y.*, “Effects of coarser fine aggregate on tensile properties of ultra high performance concrete,” Cement and Concrete Composites, Vol. 84, pp. 28-35, November 2017.
  27. Ngo, T.T., Park, J.K., Pyo, S. and Kim, D.J.*, “Shear resistance of ultra-high-performance fiber-reinforced concrete,” Construction and Building Materials, Vol. 151, pp. 246-257, October 2017.
  28. Lee, I.W. and Pyo, S.*, “Experimental investigation on the application of quick-hardening mortar for converting railway ballasted track to concrete track on operating line,” Construction and Building Materials, Vol. 133, pp. 154-162, February 2017.
  29. Pyo, S. and Kim H.K.*, “Fresh and hardened properties of ultra-high performance concrete incorporating coal bottom ash and slag powder,” Construction and Building Materials, Vol. 131, pp. 459-466, January 2017.
  30. Kim, H., Koh, T. and Pyo, S.*, “Enhancing flowability and sustainability of ultra high performance concrete incorporating high replacement levels of industrial slags,” Construction and Building Materials, Vol. 123, pp. 153-160, October 2016.
  31. Pyo, S.*, El-Tawil, S. and Naaman, A.E., “Direct tensile behavior of ultra high performance fiber reinforced concrete (UHP-FRC) at high strain rates,” Cement and Concrete Research, Vol. 88, pp. 144-156, October 2016.
  32. Pyo, S.*, Alkaysi, M. and El-Tawil, S., “Crack propagation speed in ultra high performance concrete (UHPC),” Construction and Building Materials, Vol. 114, pp. 109-118, July 2016.
  33. Lee, I.W., Pyo, S.* and Jung, Y.H., “Development of quick-hardening infilling materials for composite railroad tracks to strengthen existing ballasted track,” Composites Part B: Engineering, Vol. 92, pp. 37-45, May 2016.
  34. Tran NT, Pyo, S. and Kim D.J.*, “Corrosion resistance of strain-hardening steel-fiber-reinforced cementitious composites,” Cement and Concrete Composites, Vol. 63, pp. 17-29, October 2015.
  35. Pyo, S.* and El-Tawil, S., “Capturing the strain hardening and softening responses of cementitious composites subjected to impact loading,” Construction and Building Materials, Vol. 81, pp. 276-283, 15 April 2015.
  36. Pyo, S., Wille, K., El-Tawil, S.* and Naaman, A.E., “Strain rate dependent properties of ultra high performance fiber reinforced concrete (UHP-FRC) under tension,” Cement and Concrete Composites, Vol. 56, pp. 15-24, February 2015.
  37. Yang, B.J., Ha, S.K., Pyo, S.H. and Lee, H.K.*, “Mechanical characteristics and strengthening effectiveness of random-chopped FRP composites containing air voids,” Composites Part B: Engineering, Vol. 62, pp. 159–166, June 2014.
  38. Pyo, S. and El-Tawil, S.*, “Crack velocity-dependent dynamic tensile behavior of concrete,” International Journal of Impact Engineering, Vol. 55, pp. 63-70, May 2013.
  39. Kim, B.R., Pyo, S.H., Lemaire, G. and Lee, H.K.*, “Multiscale approach to predict the effective elastic behavior of nanoparticle-reinforced polymer composites,” Interaction and Multiscale Mechanics, Vol. 4, Issue 3, pp. 173-185, September 2011.
  40. Pyo, S., Loh, K.J., Hou, T.-C., Jarva, E. and Lynch, J.P.*, “A wireless impedance analyzer for automated tomographic mapping of a nanoengineered sensing skin,” Smart Structures and Systems, Vol. 8, Issue 1, pp. 139-155, July 2011.
  41. Pyo, S.H. and Lee, H.K.*, An elastoplastic damage model for metal matrix composites considering progressive imperfect interface under transverse loading,” International Journal of Plasticity, Vol. 26, Issue 1, pp. 25-41, January 2010.
  42. Lee, H.K.* and Pyo, S.H., “A 3D-damagemodel for fiber-reinforced brittle composites with microcracks and imperfec tinterfaces,” Journal of Engineering Mechanics-ASCE, Vol. 135, Issue 10, pp. 1108-1118, October 2009.
  43. Pyo, S.H. and Lee, H.K.*, “Micromechanics-based elastic-damage analysis of laminated composite structures,” International Journal of Solids and Structures, Vol. 46, Issue 17, pp. 3138-3149, 15 August 2009.
  44. Pyo, S.H. and Lee, H.K.*, “Micromechanical analysis of aligned and randomly oriented whisker-/ short fiber-reinforced composites,” CMES: Computer Modeling in Engineering & Sciences, Vol. 40, No. 3, pp. 271-305, 2009.
  45. Lee, H.K.*, Pyo, S.H. and Kim, B.R., “On joint strength, peel stress and failure modes in adhesively bonded double-strap and supported single-lap GFRP joints,” Composite Structures, Vol. 87, Issue 1, pp. 44-54, January 2009.
  46. Lee, H.K.* and Pyo, S.H., “An elastoplastic multi-level damage model for ductile matrix composites considering evolutionary weakened interface,” International Journal of Solids and Structures, Vol. 45, Issue 6, pp. 1614-1631, 15 March 2008.
  47. Lee, H.K.* and Pyo, S.H., “Multi-level modeling of effective elastic behavior and progressive weakened interface in particulate composites,” Composites Science and Technology, Vol. 68, Issue 2, pp. 387-397, February 2008.
  48. Lee, H.K.* and Pyo, S.H., “Micromechanics-based elastic damage modeling of particulate composites with weakened interfaces,” International Journal of Solids and Structures, Vol. 44, Issue 25-26, pp. 8390-8406, 15 December 2007.

*corresponding author

Refereed Domestic Journals

  1. Koh, T., Hwang, S., Kim, H. and Pyo, S.*, “Review of standards on railway noise and suggestions on directions for the development of sound absorbable high strength concrete,” Journal of the Korean Society for Railway, Vol. 21, No. 1, pp. 55-65, February 2018 (in Korean).
  2. Oh, J.T., Hwang S. and Pyo, S.*, “Investigating railway market trends based on the characteristics of international railway business orders,” Journal of the Korean Society for Railway, Vol. 19, No. 6, pp. 785-791, December 2016 (in Korean).
  3. Kim, H., Pyo, S.* and Kim, H.K., “Reduction of superplasticizer dosage in eco-friendly ultra-high performance concrete by adopting industrial by-products,” Journal of the Korean Institute of Resources Recycling, Vol. 25, No. 3, pp. 20-28, June 2016 (in Korean).
  4. Lee, H.K.*, Pyo, S.H. and Kim, H.K., “A micromechanics-based elastic constitutive model for particle-reinforced composites containing weakened interfaces and microcracks,” Journal of the Computational Structural Engineering Institute of Korea, Vol. 21, No. 1, pp. 51-57, February 2008 (in Korean).

Conference Presentations

  1. Kim, H., Koh, T. and Pyo, S. “Achieving high flowability of eco-friendly ultra high performance concrete in practical ways,” Proceedings of The 10th Asian-Australasian Conference on Composites Materials (ACCM10), Busan, Korea, M5-4, October 16-19, 2016.
  2. Pyo, S., Tafesse, M. and Kim, H.K. “The applications of mine tailings to develop low cost UHPC,” Proceedings of First International Interactive Symposium on UHPC, Des Moines, IA, USA, no. 92, 6 pages, July 18-20, 2016.
  3. Pyo, S., Alkaysi, M. and El-Tawil, S. “Investigation of crack speed in ultra-high performance concrete (UHPC) under high speed loading rates,” Proceedings of First International Interactive Symposium on UHPC, Des Moines, IA, USA, no. 89, 6 pages, July 18-20, 2016.
  4. Pyo, S., Kim, H.K. and Kim, H. “Characteristics of an eco-friendly UHPC incorporating coal bottom ash,” Proceedings of HiPerMat 2016 4th International Symposium on Ultra-High Performance Concrete and High Performance Construction Materials, Kassel University Press, Kassel, Germany, no. 118, 6 pages, March 9-11, 2016.
  5. Pyo, S. and Cheong, S.H. “Tensile behavior and durability of high performance fiber reinforced concrete,” High Performance Fiber Reinforced Cement Composites (HPFRCC7), Stuttgart, Germany, pp. 301-308, June 1-3, 2015.
  6. Pyo, S., El-Tawil, S. and Naaman, A.E. “Characterization of tensile response of fiber reinforced UHPC under high strain rates using a new impact testing system,” American Concrete Institute (ACI) Fall Convention 2014, Washington, DC, USA, October 26-30, 2014.
  7. Pyo, S., El-Tawil, S. and Naaman, A.E. “Characteristics of Ultra High Performance Concrete (UHPC) under tension at high strain rates,” Proceedings of the Korea Concrete Institute conference-Fall, Muchangpo, Korea, pp. 521-522, October 15-17, 2014. (in Korean)
  8. Pyo, S., El-Tawil, S. and Naaman, A.E. “Parametric study of a new impact testing system for ultrahigh performance concrete in tension,” Engineering Mechanics Institute Conference 2013, no. 104, Evanston, USA, August 4-7, 2013.
  9. Pyo, S., and El-Tawil, S. “Dynamic fracture mechanics based DIF models for concrete under tensile loading,” Engineering Mechanics Institute Conference 2013, no. 105, Evanston, USA, August 4-7, 2013.
  10. Pyo, S., Naaman, A.E. and El-Tawil, S. “Response of Fiber Reinforced UHPC under elevated strain rates,” American Concrete Institute (ACI) Spring Convention 2013, Minneapolis, USA, April 14-18, 2013.
  11. Jarva, E., Pyo, S. and Lynch, J.P., “Development of a multi-channel wireless impedance analyzer for multifunctional material-based sensing,” 5th World Conference on Structural Control and Monitoring, no. 47, Tokyo, Japan, July 12-14, 2010.
  12. Pyo, S. and Lee, H.K., “Multi-scale prediction of mechanical properties of nanoparticle reinforced polymeric composites,” The First International Conference on Advances in Interaction & Multiscale Mechanics (AIMM'10), Jeju, Korea, pp. 124-129, May 31- June 2, 2010.
  13. Tawie, R., Lee, H.K. and Pyo, S.H., “Numerical investigation on strengthening performance of shear deficient RC beams bonded with CFRP laminates,” FRPRCS-9 (9th International Symposium on Fiber Reinforced Polymer Reinforcement for Concrete Structures), p. 199, (frprcs9Final00096.pdf in CD-ROM), Sydney, Australia, July 13-15, 2009.
  14. Pyo, S.H., Lemaire G. and Lee, H.K., “Multi-scale modeling for nanoparticle reinforced polymer composites,” The 2009 Joint ASCE-ASME-SES Conference on Mechanics and Materials, No. 903, Blacksburg, VA, USA, June 24-27, 2009.
  15. Pyo, S.H. and Lee, H.K., “FE analysis of short fiber-reinforced composite structures considering evolutionary imperfect interfaces,” 15th International Conference on Composite Structures, No. 128, Porto, Portugal, June 15-17, 2009.
  16. Pyo, S.H. and Lee, H.K., “Study on mechanical characteristics of short fiber-reinforced polymer,” Proceedings of Conference on Korean Society of Composite Mechanics, Daejeon, Korea, pp. 254-255 May 1, 2009 (in Korean).
  17. Pyo, S.H. and Lee, H.K., “Effective Elastic Moduli and Damage in Brittle Composites Containing Spheroidal Reinforcements,” Proceedings of ICCES’09, (International Conference on Computational & Experimental Engineering and Sciences), p. 47 (in CD-ROM), Phuket, Thailand, April 8-13, 2009.
  18. Pyo, S. and Lee, H.K., “A Micromechanics-based Elastoplastic and Damage Model for Fiber-reinforced Composites under Uniaxial tension loading,” Proceedings of Conference on Korean Society of Composite Mechanics, Jeju, Korea, pp. 144-147 November 6-7 2008 (in Korean).
  19. Lee, H.K., Pyo, S.H. and Kim, H.K., “A Parametric Study for a Composite Constitutive Model Considering weakened Interfaces and Microcracks,” Proceedings of COSEIK Annual Conference 2008, Seoul, Korea, p. 11, April 17-18 2008 (in Korean).
  20. Pyo, S.H., Lee, H.K. and Lyu, E.H., “Numerical Analysis of Laminated Composite Beam Based on Micromechanical Multi-Level Damage Model,” Proceedings of ICCES’08, (International Conference on Computational & Experimental Engineering and Sciences), pp. 1263-1268 (in CD-ROM), Honolulu, Hawaii, USA, March 16-20 2008.
  21. Lee, Haeng-Ki, and Pyo, Sukhoon, “Study on Micromechanics-based Elastic and Damage Model for fiber-reinforced composites,” Proceedings of 14th Guided Weapon Conference 2007, Daejeon, Korea, pp. 644-647 (in-CD ROM), November 1, 2007 (in Korean).
  22. Lee, H.K., and Pyo, S.H., “Micromechanics-based Elastoplastic Multi-Level Damage Modeling of Ductile Polymeric Composites with Weakened Interface,” Proceedings of the 6th Korea-Japan Joint Symposium on Composite Materials, Pohang, Korea, pp. 115-116, November 1, 2007.
  23. Lee, H.K. and Pyo, S.H., “A Numerical Approach to Multi-Level, Elastic Modeling of Weakened Particle-Reinforced Brittle Composites,” Proceedings of 20th KKCNN Symposium on Civil Engineering, Jeju, Korea, pp. 283-286, October 4-5, 2007.
  24. Lee, H.K., Pyo, S.H. and Kim, B.R., “Investigation on joint strength of adhesively bonded, supported single-lap GFRP joints,” Proceedings of Conference on Korean Society of Composite Mechanics, Seoul, Korea, pp. 45-48, April 28, 2007 (in Korean).
  25. Lee, H.K. and Pyo, S.H., “A Micromechanics-based Elastic Model for Particle-Reinforced Composites Containing Slightly Weakened Interfaces,” Proceedings of COSEIK Annual Conference 2007, Seoul, Korea, pp. 441-444, April 12-13, 2007 (in Korean).
  26. Lee, H.K., Pyo, S.H., Kim, B.R. and Cho, J.R., “Experimental study on mechanical behavior of adhesively bonded GFRP joints,” Proceedings of Conference on Korean Society of Composite Mechanics, Kumi, Korea, pp. 269-272, November 23, 2006 (in Korean).


Others [철도건설기준 영문화]

  1. [영문-국문] 철도건설규칙, 철도의 건설기준에 관한 규정, (Eng,Kor)Construction Rule and Regulation on Korean Railroad
  2. [영문-국문] 철도설계기준 (노반편), (Eng,Kor)Design Standards of Korean Railroad_Vol I CivilWorks
  3. [영문-국문] 철도설계기준 (궤도편, 시스템편), (Eng,Kor)Design_Standards_of_Korean_Railroad_Vol_Ⅱ_Track,_Electrical_system
  4. [영문-국문] 철도설계기준 (건축편, 연계교통시설편), (Eng,Kor)Design_Standards_of_Korean_Railroad_Vol_Ⅲ_Railroad_Building__Intermodal_Facility
  5. [영문-국문] 철도전문용어, Railroad Terminology (English and Korean)