Choi, S.S., Seo, J.H., and Lee, H.K., (2023) "Reviews on autogenous shrinkage and hydration of CSA cement upon different curing temperatures", The 34th KKHTCNN Symposium on Civil Engineering, Pattaya, Thailand, November 23-25.

Cho, A.L., Seo, J.H., and Lee, H.K., (2023) "An overview of carbonation curing of Portland cement-metakaolin-limestone ternary binders", The 34th KKHTCNN Symposium on Civil Engineering, Pattaya, Thailand, November 23-25.

Kim, J.S., Kil, T.G., and Lee, H.K., (2023) "Reviews and preliminary study on characteristics of calcium sulfoaluminate cement composites incorporating CNTs", The 34th KKHTCNN Symposium on Civil Engineering, Pattaya, Thailand, November 23-25.

Kim, N.R., Jang, D.I., and Lee, H.K., (2023) "Applicability of self-sensing capacity to the detection and evaluation of cracks on biomineralization-mediated self-healing cementitious composites", EMI 2023 International Conference, Palermo, Italy, August 27-30.

Ahmad, N., Inzimam, U.H., Seo, J.H., and Lee, H.K., (2023) "Recent studies on mechanical and thermal properties of calcium aluminate cement blends upon exposure to high temperature", The 2023 World Congress on Advances in Structural Engineering and Mechanics (ASEM'23), Seoul, Korea, Aug 16-18.

Tay, S.Y., Jang, D.I., and Lee, H.K., (2023) "An overview on the effects of Si/Al ratios on the properties of alkali-activated cementitious materials in high temperatures", The 2023 World Congress on Advances in Structural Engineering and Mechanics (ASEM'23), Seoul, Korea, Aug 16-18.

Bae, J.H., Seo, J.H., Kil, T.G., Kim, N.R., and Lee, H.K., (2023) "Recent advancements in chemo-mechanical modeling on the cementitious materials exposed to harsh environments: An overview", 13th ACerS, New York, USA, June 14-16.

Seo, J.H., Kim, S.H., Bae, J.H., and Lee, H.K., (2023) "Characterization of calcium sulfoaluminate cements exposed to accelerated weathering carbonation conditions", 2023 ACI Concrete Convention, San Francisco, USA, April 2-6.

Ahmad, N., Seo, J.H., and Lee, H.K., (2022) "Recent studies on hydration of calcium sulfoaluminate cement blended with supplementary cementitious materials", The 33rd KKHTCNN Symposium on Civil Engineering, Singapore, November 17-18.

Tay, S.Y., Jang, D.I., Kim, S.H., and Lee, H.K., (2022) "An overview on the alkali-activated cementitious materials for thermal resistance improvements", The 33rd KKHTCNN Symposium on Civil Engineering, Singapore, November 17-18.

Kil, T.G., Bae, J.H., Yang, B.J., and Lee, H.K. (2022) "Micromechanics-integrated artificial neural networks model for the prediction of stress-strain response of carbon nanotube-reinforced nanocomposites", The composites and advanced materials (CAMX) EXPO, Anaheim, California, October 17-20.

Jin, D.W., Kil, T.G., and Lee, H.K. (2022) "An overview of theoretical approaches to characterize the self-healing behavior of microcapsule-embedded polymeric composites", ACEM22/Structures22, Seoul, Korea, August 16-19.

Bae, J.H., Kil, T.G., Yang, B.J., Tay, S.Y., and Lee, H.K. (2022) "Review on micromechanics-based failure analysis for fiber-reinforced laminates via Puck failure criteria", WCCM-APCOM 2022, Yokohama, Japan, July 31-August 5.

Kil, T.G., Jang, D.I., and Lee, H.K. (2022) "Recent progress in piezoresistive CNT-incorporated polymeric composite sensors: An overview", WCCM-APCOM 2022, Yokohama, Japan, July 31– August 5.

Kim, N.R., Seo, J.H., Kim, S.H., Kim, H.Y., and Lee, H.K. (2022) "A review on microstructural properties of bacteria-incorporated cementitious composites", WCCM-APCOM 2022, Yokohama, Japan, July 31– August 5.

Kim, S.H., Yoon, H.N., Seo, J.H., Bae, J.H., and Lee, H.K. (2022) "Recent advancements on binary or ternary binders for chloride resistance improvements: An overview", 11th International Conference on Bridge Maintenance, Safety and Management (IABMAS 2022), Barcelona, Spain, July 11-15.

Kil, T.G., Bae, J.H., Yang, B.J., and Lee, H.K. (2021) "Review on experimental and theoretical approaches to characterize the elastic behavior of carbon nanotube-reinforced polymeric nanocomposites", 7th International Conference on Mechanics of Composites (MECHOMP7), Porto, Portugal, September 1-3.

Kim, S.H., Seo, J.H., and Lee, H.K. (2021) "Effect of carbonation curing on the thermal evolution of hydrates in cementitious materials: An overview", The 2021 World Congress on Advances in Structural Engineering and Mechanics (ASEM'21), Seoul, Korea, August 24-26.

Kim, H.Y., Yoon, H.N., Son, H.M., Kim, J.S., Jin, D.W., Kim, H.J., Park, Solmoi, Lee, H.K. (2021) "Advanced concrete technology for submerged floating tunnels", IABMAS 2020, Sapporo, Japan, April 11-15.

Lee, H.K. (2020) "Micromechanical modeling of different types of composites in construction", The 3rd International Conference on Computational Engineering and Science for Safety and Environmental Problems (COMPSAFE 2020), Kobe, Japan, December 8-11.

Farooq, S.Z., Kil, T.G. and Lee, H.K. (2020) "Heat-dependent electrical characteristics of CNT-based hybrid cementitous composites: Literature review", IABSE 2020, Seoul, Korea, November 9-10.

Jang, D.I., Yoon, H.N., Nam, I.W., and Lee, H.K. (2019) "Applicability of carbon nanomaterials based piezoresistive strain sensors: overview and a prelimanary study", APCOM 2019, Taipei, Taiwan, December 18-21.

Jin, D.W., Haile, B.F., and Lee, H.K., (2019) "Micromechanics-based modeling on the heating mechanism of self-healing concrete with probabilistic approace", APCOM 2019, Taipei, Taiwan, December 18-21.

Seo, J.H., Amr, I.T., Park, S.M., Bamagain, R., Fadhel, B., Kim, G.M., Hunaidy, A. and Lee. H.K. (2019) "Accelerated carbonation curing of Portland cement blended with natural pozzolana," The 11th International Conference and Exhibition on Chemistry in Industry (ChemIndix 2019), Manama, Kingdom of Bahrain, October 29-31.

Jang, D.I., Yoon, H.N., and Lee, H.K. (2019) "Review on recent advacements of sensing and heating cementitious nanocomposites", The 32nd KKHTCNN Symposium on Civil Engineering, October 24-26, 2019, Daejeon, Korea.

Bae, S.J., Seo, J.H., Kim, S.H., Park, S.M., and Lee, H.K. (2019) "An overview on the binder chemistry of aluminosilicates activated by carbon negative minerals", The 32nd KKHTCNN Symposium on Civil Engineering, October 24-26, 2019, Daejeon, Korea.

Lee, H.K. (2019) "Cement-based adsorbent and bio-concrete: Experiments and simulations”, The 2019 World Congress on Advances in Structural Engineering and Mechanics (ASEM'19), Jeju, Korea, September 17-21.

Hameed, R., Amr, I.T., Fadhel, B., Bamagain, R., Hunaidy, A., Seo, J.H., Park, S.M. and Lee, H.K (2019) "An overview of supplementary cementitious materials addition on carbonation curing of cement based construction materials”, The 2019 World Congress on Advances in Structural Engineering and Mechanics (ASEM'19), Jeju, Korea, September 17-21.

Nam, H., Park, S., Hwang, J.Y., Kwak, H.K., Park, W.S., Sohn, H., Lee, H.K. (2019) "Recent advances in submerged floating tunnel systems", ICOVP 2019 Crete, Greece, September 1-4.

Seo, J.H., Park, S.M., and Lee, H.K. (2019) "Alkali-activated cements: Overview on current robustness of the technology,” Civil Engineering Conference in the Asian Region (CECAR 8), Tokyo, Japan, April 16-19.

Lee, H.K. (2019) "Advances in materials science and engineering for sustainable and multi-functional civil infrastructure”, International Conference of Computational & Experimental Engineering and Sciences (ICCES 2019), Tokyo, Japan, March 25-28.

Ryu, G.U., Khalid, H.R., and Lee, H.K. (2019) "A review on factors affecting the performance of hydrothermal synthesis of hydroxyapatite,” International Conference of Computational & Experimental Engineering and Sciences (ICCES 2019), Tokyo, Japan, March 25-28.

Wang Z., Khalid, H.R., Park S.M. and Lee, H.K. (2019) "Synthesis of Hybrid Adsorbents Supported by Geopolymer: A Preliminary Study”, International Conference of Computational & Experimental Engineering and Sciences (ICCES 2019), Tokyo, Japan, March 25-28.

Yoon, H.N., Park, S.M., Kil, T.G., and Lee, H.K. (2019) “A preliminary study of thermodynamic modelling of calcium sulfoaluminate cement-based material”, RILEM Spring Convention and Sustainable Materials, Systems and Structures (SMSS2019), Rovinj, Croatia, March 18-22.

Kim, H.Y., Son, H.M., and Lee, H.K. (2018) "Effect of ureolytic bacteria incorporation on the mechanical properties of concrete: overview,” The 31st KKHTCNN Symposium on Civil Engineering, Kyoto, Japan, November 22-24.

Kil, T.G., Kim, G.M., and Lee, H.K. (2018) "Electrical and Heating Properties of Carbon nanotube-Incorporated Polymeric Composites: Overview,” The 31st KKHTCNN Symposium on Civil Engineering, Kyoto, Japan, November 22-24.

Kim, S.H., Khalid, H.R., and Lee, H.K. (2018) "Adsorption characteristics on various types of zeolites,” The 31st KKHTCNN Symposium on Civil Engineering, Kyoto, Japan, November 22-24.

Lee, H.K. (2018) "Korean research on submerged floating tunnel," Teknologidagene 2018, Trondheim, Norway, October 30-November 2.

Haile, B.F., Jin, D.W., Yang, B.J., and Lee, H.K. (2018) "Multiscale analysis approach for polymeric and cementitious composites", The 1st KSCM-GACM Joint Workshop, Seoul, Korea, October 24-25.

Yoon, H.N., Park, S.M. and Lee, H.K. (2018) "An Overview on the Applicability of Fiber-Reinforced Alkali-Activated Composite Materials for Submerged Structures," 21th International Conference on Composite Structures (ICCS 21), Bologna, Italy, September 4-7.

Ryu, Geun U, Kim G.M. Khalid R. Hammad, and Lee, H.K. (2018) "Hydrothermal synthesis of hydroxyapatite-hydroxysodalite using blast furnace slag," The 2018 World Congress on Advances in Civil, Environmental, & Materials Research (ACEM18), Incheon, Korea, August 28-31.

M. Salman Haider, H.R. Khalid, and H.K. Lee (2018) “Synthesis of Highly-Stretchable, Sensitive and Durable Piezoresistive MWCNT-Silicone Wires and Wire-based Sensors: A Preliminary Study,” 2018 International Conference on Physics and Mechanics of New Materials and Their Applications (PHENMA2018), Busan, South Korea, Agust 9-11.

Haile, B.F., Jin, D.W., Yang, B.J., Park, S.M. and Lee, H.K. (2018) "Multiscale modelling framework for predicting mechanical properties of concrete," 13th World Congress on Computational Mechanics, New York, USA, July 22-27.

Son, H.M., Kim, H.Y. and Lee, H.K. (2018) “Concrete crack-healing materials using biocalcification by ureolytic bacteria isolated in marine environment:An overview,” 20th Annual TechConnect World Innovation Conference and Expo hosting the Nanotech 2018 Conference, Anaheim, USA, May 13-16.

H.K. Lee (2018) “Advanced construction materials technology for smart submerged floating tunnel systems,” The 4th International Conference on Computational Design in Engineering (CODE2018), Changwon, South Korea, April 1-5.

I. Choudhry, H.R. Khalid, and H.K. Lee (2018) “A review on factors affecting the performance and efficiency of dielectric elastomer generators,” The 4th International Conference on Computational Design in Engineering (CODE2018), Changwon, South Korea, April 1-5.

M. Salman Haider, H.R. Khalid, and H.K. Lee (2018) “Highly stretchable and flexible nanocomposite piezoresistive pressure sensors,” The 4th International Conference on Computational Design in Engineering (CODE2018), Changwon, South Korea, April 1-5.

Wang, Z., Khalid, H.R. and Lee, H.K. (2018)" Utilization of zeolites for CO2 capture: An overview," The 4th International Conference on Computational Design in Engineering (CODE2018), Changwon, South Ko,rea, April 1-5.

Haile B. F., Jin D. W. and Lee H. K., “Micromechanics based study on the effect of aggregate size and fiber geometry on the mechanical properties of UHPC," The 4th International Conference on Computational Design in Engineering (CODE2018), Changwon, South Korea, April 1-5.

Kim, J.S., Park, S.M. and Lee, H.K. (2018) "Thermomechanical Behavior of Alkali-Activated Concrete under High Temperatures : An Overview," The 4th International Conference on Computational Design in Engineering (CODE2018), Changwon, South Korea, April 1-5

Kim, H.Y., Son, H.M., Seo, J.H. and Lee, H.K.(2018) "An overview on the effect of temperature and salinity on microbial induced calcium carbonate precipitation of Sporosarsina pasteurii," The 4th International Conference on Computational Design in Engineering (CODE2018), Changwon, South Korea, April 1-5.

Kim, S.H., Seo, J.H., Park, S.M., Amr, Issam T., Fadhel, Bandar A., Ehnaidi, A.Al, Bamagain, Rami A. and Lee, H.K. (2018) "An overview on the microstructural evolution of Portland cement after carbonation curing and steam curing," The 4th International Conference on Computational Design in Engineering (CODE2018), Changwon, South Korea, April 1-5.

Khalid, H.R. and Lee, H.K. (2018) "Low-carbon solid geopolymer adsorbents incorporating nano-crystalline zeolites," The 4th International Conference on Computational Design in Engineering (CODE2018), Changwon, South Korea, April 1-5.

Seo, J.H., Park, S.M., Amr, Issam T., Fadhel, Bandar A., Ehnaidi, A.Al, Bamagain, Rami A. and Lee, H.K. (2018) "Carbonation curing of cement blended with supplementary cementitious material (SCM): An over view," The 4th International Conference on Computational Design in Engineering (CODE2018), Changwon, South Korea, April 1-5.

B.F. Haile, D.W. Jin, B.J. Yang and H.K. Lee(2018) “A Multi-Level Micromechanical Approach on the Effect of Fiber Type and Orientation on Ultra-High Performance Concrete Properties,” International Conference on Modeling In Mechanics & Materials (CMMM2018), San Francisco, USA, March 23-25.

Jin, D.W., Kim, G.M. and Lee, H.K. (2017) "Influence of Siliceous Materials on the Physicochemical Characteristics of Alkali Activated Slag,” The 30th KKHTCNN Syposium on Civil Engineering, Taiwan, November 2-4.

Seo, J.H., Park, S.M. and Lee, H.K. (2017) "Overview on carbonation curing of cementitious materials: Progess and perspectives,” The 30th KKHTCNN Syposium on Civil Engineering, Taiwan, November 2-4.

Yoon, H,N., Park, S.M. and Lee, H.K. (2017) "Chloride penetration resistance of alkali-activated binder: An overview,” The 30th KKHTCNN Syposium on Civil Engineering, Taiwan, November 2-4.

H.R. Khalid, N. Abbas, I. Choudhry, H.K. Lee, L. Zheng (2017) "Wearable CNT-Ecoflex composites for human body motions sensing,” 2nd International Conference on Advances in Mechanics of Composite Materials and Structures, Daejeon, Korea, October 23-25.

Kim, G.M., Khalid, Hammad R., Kim, H.J., Lee, H.K. (2017) "Effect of modified blast furnace slag on physical properties of alkali activated slag,” The 2017 World Congress on Advances in Nan, Bio, Robotics and Energy (ANBRE17), Ilsan, Korea, August 28- semtember 1.

Kim, G.M., Lee, H.K. (2017) "Overview of functional construction materials incorporating nanomaterials,” The 2017 World Congress on Advances in Nan, Bio, Robotics and Energy (ANBRE17), Ilsan, Korea, August 28- semtember 1.

Khalid, Hammad R., Iqra Choudhry, Lianxi Zheng, Lee, H.K. (2017) "CNT fiber-stitched self-sensing glass FRP composites,” The 2017 World Congress on Advances in Nan, Bio, Robotics and Energy (ANBRE17), Ilsan, Korea, August 28- semtember 1.

Nadir Abbas, Khalid, H.R., Ban, Garam., Kim, Hee Taik, H.K Lee. (2017) "An overview on the progress in nanoscale aerogel incorporated lightweight and thermally insulating cementitious materials,” The 2017 World Congress on Advances in Nan, Bio, Robotics and Energy (ANBRE17), Ilsan, Korea, August 28- semtember 1.

Kim, J.S., Choudhry, I., Lee, H.K. (2017) "Electrical Properties of Urethane Composites with MWNT and Piezoelectric Materials,” Advances in Fuctional Materials (AFM2017), Los Angeles, August 14-17.

Khalid, H.R., Nam, I.W., Choudhry, I., Zheng, L., Lee, H.K. (2017) "Self-sensing glass FRP composites incorporating CNT fibers,” 3rd International Conference on Mechanics of COmposites (MECHCOMP3), Bologna, Italy, July 4-7.

Lee, H.K. (2017) "Functional and eco-friendly, low carbon construction materials,” The 11th Frontier Scientists Workshop, San Francisco, USA, July 23-25.

Nadir Abbas, Yoon, H.N., Lee, H.K. (2017) "Effects of CNT/TiO2 hybrid materials on the electromagnetic wave absorbing properties of cementitious materials,” International Conference of Computational & Experimental Engineering and Sciences (ICCES 2017), Madeira, Portugal, June 26-30.

Kim, G.M., Nam, I.W., Yoon, H.N., Lee, H.K. (2017) "Effect of superplasticizer types on CNT dispersion in cementitious mat,” International Conference of Computational & Experimental Engineering and Sciences (ICCES 2017), Madeira, Portugal, June 26-30.

Ryu, G.U., Yang, B.J., Lee, H.K. (2017) "Micromechanics-based damage and thermal conductivity predictions for nano-composites,” International Conference of Computational & Experimental Engineering and Sciences (ICCES 2017), Madeira, Portugal, June 26-30.

Kim, G.M., Park, S.M., Ryu, G.U., Lee, H.K. (2017) "Electrical characteristics of cement composites incorporating CNT and carbon fibers,” Nanotech 2017 Conference & Expo, Washington, USA, May 14-17.

Khalid, H.R., Lee, N.K. and Lee, H.K. (2017) "High strength self-supporting geopolymer and zeolite sieves for cesium removal,” 9th International Conference on Porous Media & Annual Meeting (INTERPORE 2017), Rotterdam, Netherlands, May 8-11.

Kim, H.J., Jin, D.W., and Lee, H.K. (2017) "A Preliminary Study on Carbonated CFBC/MSWI Bottom Ash Aggregates,” 2017 World of Coal Ash Conference, Kentucky, USA, May 8-11.

Park, S.M., Seo, J.H., Kim, G.M. and Lee, H.K. (2017) "Alkali activated cements and their carbonation behavior: An overview,” The 15th Japan/Korea International Symposium on Resources Recycling and Materials Scaience, Osaka, Japan, April 17-19.

Park, S.M., Ryu, G.U., Ha, S.K., Yang, B.J. and Lee, H.K. (2016) "Hybridization of fiber-reinforced polymer (FRP) composites for strengthening concrete structures: An overview,” The 29th KKHTCNN Symposium on Civil Engineering, Hong Kong, China, December 3-5.

Ryu, G.U., Yang, B.J., Kim, G.M. and Lee, H.K. (2016) "A theoretical prediction of thermal conductivity of cementitious composites reinforced with wavy inclusions,” The 29th KKHTCNN Symposium on Civil Engineering, Hong Kong, China, December 3-5.

Kim, J.S., Son, H.M. and Lee, H.K. (2016) "Overview on self-healing of cementitious materials using bacteria spores,” The 29th KKHTCNN Symposium on Civil Engineering, Hong Kong, China, December 3-5.

Jang, J.G., Park, S.M., Kim, G.M., Lee, H.K. (2016) "Beneficial use of carbon dioxide on cementitious materials and its potential applications,” 10th International Conference and Exhibition on Chemistry in Industry (ChemIndix 2016), Manama, Kingdom of Bahrain, November 20-24.

Son, H.M., Park, S.M., Jang, J.G. and Lee, H.K. (2016) "Feasibility study on nano-silica as hydrate stabilizer in calcium aluminate cement,” 7th International Conference of Asian Concrete Federation (ACF2016), Hanoi, Vietnam, Octover 30-November 2.

Nam, I.W., Lee, H.K. (2016) "Overview on carbon nanomaterials-based piezoresistive sensing materials,” The 10th Asian-Australasian Conference on Composite Materials (ACCM-10), Busan, South Korea, October 17-19.

Kim, G.M. and Lee, H.K. (2016) "Overview of strength aspects of carbon nanotube (CNT)-reinforced cementitious co,” 5th International Workshop on design in Civil and Environmental Engineering (DCEE2016), Rome, Italy, October 6-8.

Khalid, H.R., Lee, N.K., Lee, H.K. (2016) "Zeolite Na-P1 synthesis in geopolymeric gel derived from fly ash and slag,” 4th International Symposium on New Frontier of Advanced Si-based Ceramics and Composites (ISASC2016), Busan, Korea, September 25-28.

Jang, J.G. and Lee, H.K. (2016) "Overview on carbon dioxide uptake of Portland cements using carbonation curing,” Civil Engineering Conference in the Asian Region (CECAR 7), Hawaii, USA, August 30 - September 2.

Kim, J.S., Na, S., and Lee, H.K. (2016) "Effect of temperature on the accuracy of predicting the damage location of high strength cementations composites with nano-SiO2 using EMI method,” 2016 Int’l Conference on Advances in Concrete Construction (ICAC16), Jeju Island, Korea, August 28-30.

Nam, I.W., Kim, J.S. and Lee, H.K. (2016) "overview on piezoelectric materials based energy harvesting devices/systems for civil applications,” International Workshop on Piezoelectric Materials and Applcations in Actuators & Energy Conversion Materials and Devices 2016 (IWPMA & ECMD 2016), Jeju Island, Korea, August 24 - 26.

Ryu, G.U., Yang, B.j., Kim, G.M. and Lee, H.K. (2016) "FE based preliminary thermal analysis to evaluate the curing efficiency of heating elements in mass concrete,” The 12th world congress in computational mechanics, Seoul, South Korea, July 24-29.

Jang, J.G. and Lee, H.K. (2016) "Recycling of coal bottom ash as lightweight aggregate in concrete,” The 14th Korea / Japan International Symposium on Resources Recycling and Materials Science, Incheon, South Korea, July 7-8.

Kim, H.J. and Lee, H.K. (2016) "An overview of heavy metal stabilized coal ash (PM2.5_10 and PM2.5) by carbonation,” The 14th Korea / Japan International Symposium on Resources Recycling and Materials Science, Incheon, South Korea, July 7-8.

Nam, I.W. and Lee, H.K. (2016) "Piezoresistive sensing capability of carbon fiber sprayed FRP composites with CNT/epoxy,” The 12th International Workshop on Advanced Smart Materials and Smart Structures Technology (ANCRiSST2016), Cambridge, UK, Jun 27-29.

Park, S.M., Jang, J.G., Kim, G.M., Lee, H.K. (2016) "Microstructural characteristic of alkali-activated fly ash exposed to CO2-rich environment,” 11th Annual International Concrete Sustainability Conference (2016 ICSC), Washington, USA, May 15-18.

Yang, B.J., Khalid, H.R., Lee, H.K. (2015) "Influences of entrapped air voids on the mechanical and strengthening characteristics of sprayed fiber-reinforced polymeric (SFRP) composites: Micromechanics-based parametric analysis,” 3rd International Conference on Computational Design in Engineering (CODE2015), Tokyo, Japan, December 14-15.

Nam, I.W., Park, S.M., Lee, H.K., Zheng, L. (2015) "A Preliminary study on multifunctional CNT based fiber-reinforced polymeric composites,” The 28th KKHTCNN Symposium on Civil Engineering, Bangkok, Thailand, November 16-18.

Jang, J.G., Park, S.M., Kim, G.M. and Lee, H.K. (2015) "Feasibility study on MgO-incorporated geopolymer as well cement,” The 28th KKHTCNN Symposium on Civil Engineering, Bangkok, Thailand, November 16-18.

Kim, H.J., Jang, J.G. and Lee, H.K. (2015) "Characterization of bottom ash from circulating fluidized bed combustion and its application in CO2 sequestration,” Society of Engineering Science 52nd Annual Technical Meeting, Texas, USA, October 26-28.

Yang, B.J., Cho, K.J., Kim, G.M. and Lee, H.K. (2015) "A numerical study to investigate the effect of carbon nanotube (CNT) entanglement on the electrical behavior of nanocomposites,” The 2015 World Congress on Advances in Structural Engineering and Mechanics (ASEM'15), Incheon, Korea, August 25-29.

Kim, E.M., Yang, B.J. and Lee, H.K. (2015) "Microstructural characteristics of geopolymers affecting damage and fracture mechanisms: an overview,” The Second International Conference on Damage Mechanics (ICDM2), Troyes, France, July 8-11.

Lee, H.K. (2015) "Distinguished fellow lecture: Innovative uses of nanotechnology in civil infrastructures,” International Conference of Computational & Experimental Engineering and Sciences (ICCES 2015), Reno, USA, July 20-24.

Kim, G.M., Jang, J.G., Faizan Naeem and Lee, H.K. (2015) "CO2 uptake capacity of porous concrete with alkali-activated slag/ash,” 7th International Conference on Porous Media & Annual Meeting, Padova, Italy, May 18-21.

Jang, J.G., Kim, G.M., Kim, H.J. and Lee, H.K. (2015) "Carbon dioxide uptake in cementitious materials: A review of the state of the art,” 2nd International Materials, Industrial & Manufacturing Engineering Conference, Bali, Indonesia, February 4-6.

Ahn, Y.B., Jang, J.G. and Lee, H.K. (2014) "A Preliminary study on the effect of high temperature on lightweight concrete with fly ash and bottom ash,” The 27th KKHTCNN Symposium on Civil Engineering, Shanghai, China, November 10-12.

Cho, K.J. and Lee, H.K. (2014) "Overview of damage location prediction using electromechanical impedance technique with different frequency ranges,” The 27th KKHTCNN Symposium on Civil Engineering, Shanghai, China, November 10-12.

Naeem, Faizan, Nam, I.W., and Lee, H.K. (2014) "An overview of flexural strain and damage sensing using electrically conductive fiber-reinforced composites,” The 27th KKHTCNN Symposium on Civil Engineering, Shanghai, China, November 10-12.

Hammad R. Khalid., Ha, S. K., Kim, G. M., Lee, N. K. and Lee, H. K. (2014) "A review on the feasibility of fiber-reinforced geopolymer mortars (FRGM) for rehabilitating concrete structures,” Proceedings of the 6th International Conference of ACF, Seoul, South Korea, September 21-24.

Lee, N.K., Souri, H., and Lee, H.K. (2014) "Neural network application overview in prediction of properties of cement-based mortar and concrete,” The 2013 World Congress on Advances in Civil, Environmental, & Materials Reaserch (ACEM14), Busan, Korea, August 24-28.

Jang, J.G., Kim, H.J., Kim, H.K., and Lee, H.K. (2014) "Resistance of coal bottom ash concrete against chloride penetration and carbonation,” US-Korea Conference on Science, Technology, and Entrepreneurship, San Francisco, California, USA, August 6-9.

Lee, H.K. and Yang, B.J. (2014) "A modeling strategy for predicting the behavior of nanocomposites: molecular dynamics, micromechanics, and finite element approaches,” The 5th International Conference on Computational Method (ICCM 2014), Lee, H.K. and Yang, B.J. (2014) "A Cambridge, England, July 28-30.

Yang. B.J. and Lee, H.K. (2014) "Prediction of viscoelastic behavior of nanoparticle-reinforced polymer composites by multiscale analysis,” 11th World Congress on Computational Mechanics (WCCM 11), Barcelona, Spain, July 20-25.

Lee, H.K. (2014) "Outstanding research awards: Micromechanical damage analysis on complex systems,” 2014 International Conference of Computational & Experimental Engineering and Sciences (ICCES 2014), Changwon, Korea, June 12-17.

Ha, S.K., Na, S., and Lee, H.K. (2014) "In-situ sag resistance test of a sprayed FRP laminate on inclined concrete surfaces,” 2014 International Conference of Computational & Experimental Engineering and Sciences (ICCES 2014), Changwon, Korea, June 12-17.

Na, S., Cho, K.J., and Lee, H.K. (2014) "Review of an impedance based health monitoring technique using a wire for offshore structures,” 2014 International Conference of Computational & Experimental Engineering and Sciences (ICCES 2014), Changwon, Korea, June 12-17.

Souri, H., Nam, I.W., and Lee, H.K. (2014) "An overview of electrical properties of expanded graphite, graphite nanoplatelet, and carbon nanotubes embedded polymer composites,” 2014 International Conference of Computational & Experimental Engineering and Sciences (ICCES 2014), Changwon, Korea, June 12-17.

Yang, B.J. and Lee, H.K. (2014) "A parametric study on the reinforcing effects of nanoparticles in a composite system: an unified approach,” 2014 International Conference of Computational & Experimental Engineering and Sciences (ICCES 2014), Changwon, Korea, June 12-17.

Hammad R. Khalid, Ha, S.K., and Lee, H.K. (2014) "An overview on bond characteristics of FRP-to-steel joints,” 2014 International Conference of Computational & Experimental Engineering and Sciences (ICCES 2014), Changwon, Korea, June 12-17.

Lee, N.K.and Lee, H.K. (2014) "Compressive strength of alkali activated fly ash/slag paste immersed in sulfuric acid solution,” 2014 International Conference of Computational & Experimental Engineering and Sciences (ICCES 2014), Changwon, Korea, June 12-17.

Kim, H.K., Ha, K.A., and Lee, H.K. (2014) "Internal curing of high-strength concrete with surface-treated bottom ash aggregate,” 2014 International Conference of Computational & Experimental Engineering and Sciences (ICCES 2014), Changwon, Korea, June 12-17.

Kim, H.K., Ha, K.A., and Lee, H.K. (2014) "Unsintered lightweight aggregates manufactured from surface-treated coal bottom ash,” 2014 International Conference of Computational & Experimental Engineering and Sciences (ICCES 2014), Changwon, Korea, June 12-17.

Jang, J.G., Ahn, Y.B., Souri, H., and Lee, H.K. (2014) "Utilization of coal bottom ash as aggregate for porous concrete and its environmental impact,” 2nd International Conference on Recycling and Reuse, Istanbul, Turkey, June 4-6.

Cho, K.J., Na, S., Jang, J.G., and Lee, H.K. (2014) "A Preliminary Study on the Prediction of Damaged Areas on Ordinary Concrete and Lightweight Concrete Using Electromechanical Impedance Technique with Different Frequency Ranges,” 2014 Smart Structures and Materials + Nondestructive Evaluation and Health Monitoring conference (SPIE), San Diego, CA, USA, March 9-13.

Park, I.S., Kim, H.K., and Lee, H.K. (2014) "Preliminary study on piezo-resistivity of CNT/cement mortar composites with different mix proportions,” Transportation Research Board 93rd Annual Meeting, Washington D.C., USA, January 12-16.

Ha, K.A., Kim, H.K., and Lee, H.K. (2013) "Overview on Utilization of Lightweight Aggregate as a Carrier for Phase Change Material in Concrete,” The 26th KKHTCNN Symposium on Civil Engineering, Singapore, Nov 18-20. The 26th KKHTCNN Symposium on Civil Engineering, Singapore, Nov 18-20.

Kim, H.J., Lee, N.K., and Lee, H.K. (2013) "Preliminary study on expansion characteristics of alkali-activated mortar incorporating power plant bottom ash,” The 26th KKHTCNN Symposium on Civil Engineering, Singapore, Nov 18-20.

Hammad R. Khalid, Ha, S.K., and Lee, H.K. (2013) "An overview on the use of hybrid FRPs for retrofitting of concrete structures,” The 26th KKHTCNN Symposium on Civil Engineering, Singapore, Nov 18-20.

Na, S. and Lee, H.K. (2013) "Damage location prediction approach for the impedance based health monitoring technique using neural networks,” The 9th JSCM-KSCM Joint Symposium, Kagoshima, Japan, Sep 24-27.

Yang, B.J. and Lee, H.K. (2013) "Influence of adhesive energy on debonding in polymeric composites containing randomly located nanoparticles,” The 2013 World Congress on Advances in Structural Engineering and Mechanics (ASEM'13), Jeju, Korea, September 8-12.

Jang, J.G., Kim, H.K., Ha, K.A., Yang, B.J., and Lee, H.K. (2013) "Flexural strength of precast concrete segments with joint grouts,” International Association for Structural Mechanics in Reactor Technology (SMiRT-22), San Francisco, California, USA, August 18-23.

Kim, H.K., Ha, K.A., and Lee, H.K. (2013) "Overview of Advanced utilization of Coal Bottom Ash as an Internal Curing Material for High-Strength Concrete,” 9th International Workshop on Advanced Smart Materials and Smart Structures Technology (ANCRiSST 2013), Ulsan, Korea, July 18-21.

Park, I.S., Kim, H.K., and Lee, H.K. (2013) "Overview on carbon nanotube/graphene hybridization and application possibilities for civil engineering,” Collaborative Conference on 3D & Materials Research (CC3DMR 2013), Jeju, Korea, June 24-28.

Yang, B.J. and Lee, H.K. (2013) "Effects of interface moduli on mechanical behavior of nanoparticle-reinforced composites: A parametric study,” International Conference on Composite Structures (ICCS17), Porto, Portugal, June 17 – June 20.

Yang, B.J., Hwang, Y.Y., and Lee, H.K. (2013) "Parametric study of particle size effects on the behavior of nanoparticle-reinforced polymeric composites,” International Conference on Fracture and Strength of Solids (FEOFS), Jeju, Korea, June 10 – June 13.

Lee, N.K. and Lee, H.K. (2013) "Evaluation of reactivity of alkali activated fly ash/slag paste,” International Conference on Computational & Experimental Engineering and Sciences (ICCES’13), Seattle, USA, May 24 – May 28.

Ha, S.K. Lee, H. K., and Kang, I.S. (2013) "Cumulative Energy Dissipation Capacities of Deep Beams Strengthened with Three Different Polymer Mortar Systems under Cycling Loading,” Proceeding of the Seventh National Seismic Conference on Bridges & Highways, Oakland, CA, USA, May 21.

Jang, J.G., Park, S.J., Sun, G.M., Kim, J.Y., Moon, M.K., and Lee, H.K. (2013) "Investigation of neutron activation on shielding concretes using prompt gamma activation analysis,” HANARO SYMPOSIUM, Daejeon, South Korea, May 3.

Tawie, R., Na, S., and Lee, H.K. (2013) "A study of reusable electromechanical impedance methods for structural health monitoring of civil structures,” 2013 Smart Structures and Materials + Nondestructive Evaluation and Health Monitoring conference (SPIE), San Diego, CA, March 10-14.

Lee, H.K. and Nam, I.W. (2013) "Conductive cement matrix composites with carbon nanotube (CNT) and nanoparticles,” Composites 2013, Orlando, FL, USA, Jan. 29-31.

Lee, N.K., Jang, J.G., and Lee, H.K. (2012) "Effect of blast furnace slag on drying shrinkage of fly ash-based paste and mortar activated with sodium silicate,” The 5th International Conference of Asian Concrete Federation, Pattaya, Chonburi, Thailand, October 24-26.

Na, S. and Lee, H.K. (2012) "Damage detection of various areas using a single frequency sweep with electromechanical impedance method for concrete structures,” The 25th KKCNN Symposium on Civil Engineering, Busan, Korea, October 22-24.

Nam, I.W. and Lee, H.K. (2012) "An overview of electrically conductive cement-based composites and their applications in construction and electric vehicle fields,” The 25th KKCNN Symposium on Civil Engineering, Busan, Korea, October 22-24.

Kim, H.K., Nam, I.W., and Lee, H.K. (2012) "Microstructure and mechanical/EMI shielding characteristics of CNT/cement composites with various silica fume contents,” UKC 2012 on Science, Technology, and Entrepreneurship, California, USA, August 8-11.

Lee, H.K., Yang, B.J., and Na, S. (2012) "Thermal-mechanical analysis of concrete road structures under traffic load,” The 10th World Congress on Computational Mechanics (WCCM 2012), Sao Paulo, Brazil, July 9-13.

Nam, I.W., Kim, H.K., and Lee, H.K. (2012) "Enhancement of EMI shielding/absorbing capacity of CNT/cement composites by the addition of fly ash,” Nanotech 2012(Tech Connect World 2012), Santa Clara, California, USA, June 18-21.

Ha, S.K., Na, S., and Lee, H.K. (2012) "Bond strength evaluation of the sprayed FRP on concrete subjected to different surface conditions,” The 6th International Conference on FRP Composites in Civil Engineering (CICE 2012), Roma, Italy, June 13-15 .

Na, S., Yang, B.J., and Lee, H.K. (2012) "Structural analysis of the eco-friendly public transportation system based on wireless power transfer road technology,” International Conference on Computational & Experimental Engineering and Sciences (ICCES’12), Crete, Greece, April 30 – May 4.

Na, S. and Lee, H.K. (2012) "Improvement method for impedance based non-destructive evaluation on concrete structures using a piezoceramic material,” 2012 Smart Structures and Materials + Nondestructive Evaluation and Health Monitoring conference (SPIE), San Diego, CA, March 11-15.

Kim, H.K., Park, S.J., and Lee, H.K. (2011) "Preliminary study on healing of cracks in concrete via bacteria with various treatment methods,” The 24th KKCNN Symposium on Civil Engineering (KKCNN'11), Kyoto, Japan, December 14-16.

Park, S.H. and Lee, H.K. (2011) "Development and Application of Vibration Control with Shunt Damping,” The 24th KKCNN Symposium on Civil Engineering (KKCNN'11), Kyoto, Japan, December 14-16.

Jeon, J.H. and Lee, H.K. (2011) "Electrical characteristics of carbon nanotube/cement composite,” The 24th KKCNN Symposium on Civil Engineering (KKCNN'11), Kyoto, Japan, December 14-16.

Na, S. and Lee, H.K. (2011) "Non-destructive damage detection study of concrete structure using electrical-mechanical impedance method,” The 2011 World Congress on Advances in Structural Engineering and Mechanics (ASEM'11), Seoul, Korea, 18-22 Sep., 2011.

Nam, I.W., Lee, H.K., Lee, Sim, J.B., and Choi, S.M. (2011) "SWNT-coated, Conducting Panels with EMI Shielding Properties,” The 8th Korea-Japan Joint Symposium on Composite Materials, Changwon, Korea, November 17, 2011.

Yang, B.J., Kim, B.R. and Lee, H.K. (2011) "A parametric analysis on the viscoelastic behavior on particulate viscous polymeric composites,” The 2011 World Congress on Advances in Structural Engineering and Mechanics (ASEM'11), Seoul, Korea, 18-22 Sep., 2011.

Kim, H.K., Park, S.J, Lee, H.K., and Han, J.I. (2011) "Biological retrofitting for structural concrete using ureolytic bacteria,” The 2011 World Congress on Advances in Structural Engineering and Mechanics (ASEM'11), Seoul, Korea, 18-22 Sep., 2011.

Le, T.A., Tawie, R., Kim, H.K., Park, S.J., and Lee, H. K. (2011) "Strength enhancement in cement mortar with bio-mineralized admixture,” The 2011 World Congress on Advances in Structural Engineering and Mechanics (ASEM'11), Seoul, Korea, 18-22 Sep., 2011.

Ha, S.K., Na, S., and Lee, H.K. (2011) "Pull off strength of the sprayed FRP on sand-water blasted and wire brushed concrete surfaces,” 18th International Conference on Composite Materials (ICCM 18), Jeju, Korea, Aug. 21-26.

Na, S. and Lee, H.K. (2011) "A technique for electro-mechanical impedance method on peak free frequency domain,” 6th International Workshop an Advanced Smart Materials and Smart Structures Technology (ANCRiSST 2011), Dalian, China, Jul. 25-26.

Nam, I.W., Lee, H.K., Sim, J.B., and Choi, S.M. (2011) "Electromagnetic wave shielding effectiveness of SWNT-coated, transparent, conducting panels,” Nanotech 2011(Tech Connect World 2011), Boston, Massachusetts, USA, June 13-16.

Kim, H.K. and Lee, H.K. (2011) "Advanced utilization of power plant bottom ash in concrete,” 2011 International Conference on Computational & Experimental Engineering and Sciences (ICCES'11), Nanjing, China, April 18- 21, p.765.

Na, S., Tawie, R., and Lee, H.K. (2011) "Impedance-based non-destructive evaluation of the FRP adhesive joints in corrosive environment with re-usable technique,” 2011 Smart Structures and Materials + Nondestructive Evaluation and Health Monitoring conference (SPIE), San Diego, CA, March 6-10, 7981-44.

Nam, I.W., Kim, H.K., and Lee, H.K. (2011) "Enhancement of compressive strength of cement matrix materials with carbon nanotube,” Composites 2011(American Composites Manufacturers Association),, Lauderdale, Florida, USA, February 1-4.

Nam, I.W., Kim, H.K., and Lee, H.K. (2010) "Electromagnetic interference shielding effectiveness of Carbon nanotube-added cement matrix materials with silica fume,” The 23rd KKCNN Symposium on Civil Engineering, Taipei, Taiwan, November 13-15, pp. 69-71.

Le, A.T. and Lee, H.K. (2010) "Effect of using microbial carbonate precipitation on the compressive strength of concrete,” The 23rd KKCNN Symposium on Civil Engineering, Taipei, Taiwan, November 13-15, pp. 29-32.

Tawie, R., Lee, H.K., Min, J., and Yun, C.B. (2010) "Nondestructive monitoring of cement-based materials by piezoelectric electromechanical impedance technique,” 3rd International Conference on Multi-Functional Materials and Structures (MFMS 2010), Jeonju, Korea, September 14-18, 2010, Part 3, pp. 197-198.

Lee, H.K., Cheong, S.H., Ha, S.K., and Lee, C.G. (2010) "Calculation of Shear Strength of Shear-Deficient RC Beams Externally Strengthened with CFRP Sheets,” WCCM/APCOM 2010, Sydney, Australia, July 19-23, 2010, pp. 251.

Tran, X.H. and Lee, H.K. (2010) "Numerical Simulations of Effective Elastic Moduli of Composites Considering Crack-Inclusion Interactions,” WCCM/APCOM 2010, Sydney, Australia, July 19-23, 2010, pp. 251.

Kim, B.R. and Lee, H.K. (2010) "Experiments to investigate electromagnetic shielding performance of polyaniline-coated thin films,” Nanotech Conference & Expo 2010, Anaheim, CA, USA, June 21-25, 2010, vol. 1, pp. 901-904.

Lee, H.K. (2010) "Electromagnetic Shielding Characteristics of Carbon Nanotube and Conducting Polymer,” The US-Korea Workshop on Multi-scale Mechanics and Multi-functional Materials for Smart Sensing and Actuation, Jeju, Korea, May 31- June 3, 2010, pp. 20. [Invited Paper]

Kim, B.R. and Lee, H.K. (2010) "Overview of damage phenomenon and microscale analysis for composite materials having imperfect interface and microdefects,” The First International Conference on Advances in Interaction & Multiscale Mechanics (AIMM'10), Jeju, Korea, May 31- June 2, 2010, pp. 139-144.

Pyo, S.H. and Lee, H.K. (2010) "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, May 31- June 2, 2010, pp. 124-129.

Tawie, R., Lee, H.K., Min, J., and Yun, C.B. (2010) "Monitoring Hydration Characteristics of Cement Paste by EMI Method,” Proceedings of the 7th International Conference on Fracture Mechanics of Concrete and Concrete Structures (FraMCoS-7), Jeju, Korea, May 23-28, 2010, pp. 1179-1180.

Nam, I.W., Kim, H.K., and Lee, H.K. (2010) "Investigation of high-strength and electromagnetic wave shielding properties of a mortar incorporating carbon nanotube (CNT),” IV European Conference on Computational Mechanics (ECCM IV), Paris, France, ID 1413 (in CD-ROM), May 16-21.

Kim, B.R. and Lee, H.K. (2010) "Gradually incremental damage analysis of particle-reinforced composites,” IV European Conference on Computational Mechanics (ECCM IV), Paris, France, ID 1366 (in CD-ROM), May 16-21.

Kim, H.K. and Lee, H.K. (2010) "Parametric study of acoustic absorption model of porous concrete considering design factors,” 2010 International Conference on Computational & Experimental Engineering and Sciences (ICCES'10), Las Vegas, USA, 28 March -1 April 2010.

Tawie, R. and Lee, H.K. (2010) "Impedance-based monitoring of bonding between steel rebar and concrete,” 17th International Symposium on: Smart Structures and Materials + Nondestructive Evaluation and Health Monitoring (SPIE), San Diego, CA, March 7-11, 2010.

Ha, S.K., Lee, H.K., and Kang, I.S. (2009) "Effectiveness of Strengthened RC Beams with a hybrid multi layer under cyclic loading", Asia-Pacific Conference on FRP in Structures (APFIS 2009) , F2B5 (in APFIS2009 Program Book Final.pdf), Seoul, Korea, Dec. 9-11.

Tran, H.X. and Lee, H.K. (2009) "Elastic behavior analysis of brittle composites considering interaction of inclusions and penny-shaped cracks”, International Conference on Computational Design in Engineering (CODE2009) , pp. 576-579, Seoul, Korea, Nov. 3-6.

Tawie, R., Tran, H.X., and Lee, H.K. (2009) "An investigation on properties of porous concrete with metakaolin and polypropylene fibers ", The 22nd KKCNN Symposium on Civil Engineering , pp. 233-236, Chi a ngmai, Thailand , Oct. 31 – Nov. 2.

Kim, B.R., Nam, I.W., Lee, H.K., Choi, S.M., and Sim, J.B. (2009) "Electromagnetic wave shielding characteristics of carbon nanotube (CNT) film” , The 22nd KKCNN Symposium on Civil Engineering , pp. 229-232, Chi a ngmai, Thailand , Oct. 31 – Nov. 2.

Tawie, R. and Lee, H.K. (2009) "Self-diagnosis of a macro-fiber composite (MFC) patch under varied temperature and relative humidity for impedence-based SHM ", 7th Japan-Korea Joint Symposium on Composite Materials, Kanazawa , Japan, Sep. 24 -2 6 .

Ha, S.K., Lee, H.K., and Kang, I.S. (2009) "Investigation of the shear strength of RC beams strengthened with a typical polymer mortar and a hybrid polymer mortar using honeycomb steel mesh", 2nd International Workshop on Performance, Protection & Strengthening of Structures under Extreme Loading , pp. 117, Hayama, Japan, Aug . 19-21.

Lee, H.K. and Nam, I.W. (2009), "Application of carbon nanotube (CNT) to cement and concrete materials" , 6th International Symposium on Advancement of Cement and Concrete Industries , pp.149-163, Seoul, Korea, Aug . 19 .

Tawie, R., Lee, H.K., and Park, S.H. (2009), “Using PZT sensors for detecting defects and characterizing quality of concrete,” 5th International Workshop an Advanced Smart Materials and Smart Structures Technologies (ANCRiSST 2009) , p. 13, Boston, MA, USA , Jul . 29-Aug 1 .

Kim, B.R., Kim, H.K., and Lee, H.K. (2009), “On advanced cement-based materials with enhanced electromagnetic shielding/absorbing characteristics,” 17th International Conference on Composite Materials , (http://www.iom3.org/events/iccm-17-17th-international-conference-composite-materials), Edinburgh, UK, Jul. 27–31.

Kim, B.R. and Lee, H.K. (2009), “Micromechanics-based constitutive model for unidirectional composites containing elliptical cylindrical inclusions,” 10th US National Congress on Computational Mechanics (USNCCM-X), Columbus, Ohio, USA, p. 96, (#158104.pdf in CD-ROM), July 16-19.

Kwon, S.H. and Lee, H.K. (2009), “Electromagnetic shielding effectiveness of fiber-reinforced mortar coated with magnetic paint: Numerical approach,” 10th US National Congress on Computational Mechanics (USNCCM-X), Columbus, Ohio, USA, p. 96, (#157953.pdf in CD-ROM), July 16-19.

Tawie, R., Lee, H.K., and Pyo, S.H. (2009), “Numerical investigation on strengthening performance of shear deficient RC beams bonded with CFRP laminates,” Proceedings of the 9th International Symposium on Fiber-Reinforced Polymer Reinforcement for Concrete Structures (FRPRCS-9), Sydney, Australia, p. 199, (frprcs9Final00096.pdf in CD-ROM), July 13-15.

Pyo, S. H., Lemaire, G., and Lee, H.K. (2009), “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 .

Pyo, S.H. and Lee, H.K. (2009), “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.

Ha, S.K. and Lee, H.K. (2009), “A multiple linear regression analysis for the prediction of the effective stress of SFRP coating,” The first international conferences on Computational Technologies in Concrete Structures, Jeju, Korea, May 24-26.

Tran, H.X. and Lee, H.K. (2009), “A crack interacting with two spherical particles in brittle materials,” May 24-26. The first international conferences on Computational Technologies in Concrete Structures, Jeju, Korea, May 24-26.

Tawie, R., Tran, H.X., and Lee, H.K. (2009), “Framework for porous concrete proportioning based on axiomatic design theory,” The first international conferences on Computational Technologies in Concrete Structures, pp. 225, Jeju, Korea, May 24-26.

Hwang, E.A., Lee, H.K., Kwark, J.W., and Lee, J.W.(2009), “Characterization of impact resistance of lightweight aggregate cellular concretes (LACC),” Proceedings of ICCES'09, (International Conference on Computational & Experimental Engineering and Sciences), pp. 132 (in CD-ROM), Phuket, Thailand, April 8-13.

Pyo, S.H. and Lee, H.K. (2009), “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.

Lee, H.K. and Tawie, R. (2009), “Monitoring hardening and strength gain of concrete using EMI sensing technique,” 16th International Symposium on: Smart Structures and Materials & Nondestructive Evaluation and Health Monitoring, Proc. SPIE, Vol. 7292, 729223(2009); DOI: 1117/12.815588, San Diego, CA, March 8-12.

Lee, H.K., Kim, H.K., and Kim, B.R. (2008), “Study on electromagnetic shielding characteristics of concrete,” The 3rd ACF International Conference ACF/VCA-2008, Ho Chi Minh City, Vietnam, pp. 869-874, (in CD-ROM) November 11-13.

Lee, H.K., Hwang, E.A., and Kim, H.K. (2008), “A preliminary investion of high strength, lightweight concrete barriers with steel fibers,” The 3rd ACF International Conference ACF/VCA-2008, Ho Chi Minh City, Vietnam, pp. 231-234, (in CD-ROM) November 11-13.

Lee, H.K. and Kim, B.R. (2008), “Cumulative damage model for particle-reinforced ductile matrix composite,” The 21th KKCNN Symposium on Civil Engineering, Singapore, pp. 125-128, October 27-28.

Lee, H.K. Kim, B.R., and Kim, H.K. (2008), “Electromagnetic shielding/absorbing characteristics of mortar containing steel fibers,” The 21th KKCNN Symposium on Civil Engineering, Singapore, pp. 21-24, October 27-28.

Lee, H.K. and Tawie, R. (2008), “Monitoring the effect of compaction on con concrete strength gain and quality using PZT transducers,” The 21th KKCNN Symposium on Civil Engineering, Singapore, pp. 145-148, October 27-28.

Lee, H.K. and Ha, S.K. (2008), “Failure modes of RC beams strengthened with sprayed epoxy coating,” Sixteenth annual International Conference on Composites/NANO Engineering (ICCE-16 2008) , Kunming, China, pp. 403-404, (in CD-ROM) July 20 –July 26.

Kim, B.R. and Lee, H.K. (2008), “A multi-level damage model for particle reinforced composites considering conditional probability,” The joint organization of the 8th World Congress on Computational Mechanics (WCCM 8) and the 5th European Congress on Computational Methods in Applied Sciences and Engineering (ECCOMAS 2008), Venice, Italy, p.183, (a2227.pdf in CD-ROM), June 30 - July 5.

Lee, H.K. and Tawie, R. (2008), “Health monitoring of FRP-strengthened concrete structures by impedance-based method,” The 4th International Workshop on Advanced Smart Materials and Smart Structures Technology (ANCRiSST 2008), Tokyo, Japan, June 24-25.

Kim, B.R. and Lee, H.K. (2008), “An elastic-damage model for particle-reinforced composites considering cumulative damage,” The 4th International Conference on Advanced in Structural Engineering and Mechanics (ASEM'08), Jeju, Korea, pp. 1216-1222, May 26-28.

Lee, H.K., Cheong, S.H., and Tawie, R. (200 8 ) , “Experimental investigation on strengthening of RC T-beams in shear with angle-ply CFRP sheets,” The 4th International Conference on Advanced in Structural Engineering and Mechanics (ASEM'08), Jeju, Korea, pp. 1269-1274, May 26-28.

Lee, H.K. and Ha, S.K. (200 8 ) , “Influence of key parameters on strengthening performance of sprayed epoxy coating with long fibers,” The 4th International Conference on Advanced in Structural Engineering and Mechanics (ASEM'08), Jeju, Korea, pp. 1275-1281, May 26-28.

Lee, H.K. and Kim, B.R. (2008), “2D micromechanics and effective moduli of circular fiber-reinforced composites” 2008 Society for the Advancement of Material and Process Engineering (SAMPE'08), Long Beach, California, USA, 5 pages (in CD-ROM), May 18-22.

Kim, B.R. and Lee, H.K. (2008), “Prediction of the elastoplastic behavior of circular fiber-reinforced composites considering a finite RVE,” International Conference on Computational & Experimental Engineering and Sciences (ICCES), Honolulu, Hawaii, USA, Vol. 196, No. 1, p. 1, March 17 -22.

Pyo, S.H., Lee, H.K., and Lyu, E.H (2008), “Numerical Analysis of Laminated Composite Beam Based on Micromechanical Multi-Level Damage Model,” International Conference on Computational & Experimental Engineering and Sciences (ICCES), Honolulu, Hawaii, USA, Vol. 196, No. 1, pp.1263-1268, March 17 -22.

Lee, H.K. (2007) , “On SFRP repair method for deteriorated concrete structures,” 1st KAIST-HUCE Symposium on Urban Engineering and sustainable development , Hanoi, Vietnam, pp. 15, December 27 -28.

Lee, H.K., Kim, H.K., and Hwang, E.A. (2007) “Preliminary characterization of electromagnetic shielding concrete,” 1st KAIST-HUCE Symposium on Urban Engineering and sustainable development, Hanoi, Vietnam, pp. 27, December 27-28.

Lee, H.K. and Pyo, S.H. (2007) , “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.

Lee, H.K. and Ha, S.K. (2007) , “An Overview of Sprayed FRP Retrofitting and Strengthening of RC Structures ”, 2007 KSCE-JSCE Concrete Committee Joint Seminar, Daegu, Korea, pp. 43-52, Oct ober 11.

Lee, H.K. and Ha, S.K. (2007) , “Influence of coating thickness and fiber content on the strengthening performance of sprayed fiber-reinforced epoxy coating,” 20th KKCNN Symposium on Civil Engineering, Jeju, Korea, pp. 71-74, October 4-5.

Lee, H.K., Song, S.Y., and Tawie, R. (2007) , “Mechanical properties of fiber-reinforced cellular concrete incorporating fly ash,” 20th KKCNN Symposium on Civil Engineering, Jeju, Korea, pp. 99-102, October 4-5.

Lee, H.K. and Cheong, S.H. (2007) , “Shear strengthening characteristics of CFRP sheets with two different fiber orientation patterns,” 20th KKCNN Symposium on Civil Engineering, Jeju, Korea, pp. 107-110, October 4-5.

Lee, H.K. and Pyo, S.H. (2007), “A numerical approach to multi-level, elastic modeling of weakened particle-reinforced brittle composites,” 20th KKCNN Symposium on Civil Engineering, Jeju, Korea, pp. 283-286, October 4-5.

Lee, H.K., Afzal, M., and Ha, S.K. (2007), “Prediction of structural performance of shear-deficient RC beams,” 9th US Natational Congress on Computational Mechanics, San Francisco, USA, No. 047 (USNCCM9_Booklet.pdf in CD-ROM), July 22-26 2007.

Kim, B.R. and Lee, H.K. (2007), “Prediction of compressive behavior of angle-ply laminated plates containing a centrally located cutout,” 15th International Conference on Composites/Nano Engineering (ICCE-15), Haikou, Hainan Island, China, pp. 448-

Cheong, S.H. and Lee, H.K. (2007), “Investigation of the behavior of RC Beams externally strengthened in shear with [902] CFRP sheets,” 5th International Conference on Composites/Nano Engineering (ICCE-15), Haikou, Hainan Island, China, pp. 163-164 (in CD-ROM), July 15-21.

Lee, H.K. and Ju, J.W. (2007), “On micromechanical formulation to accommodate the second-order perturbation due to interactions of microcracks and inclusions in brittle composites,” Proceedings of ICCES’07, (International Conference on Computational & Experimental Engineering and Sciences), pp.1375-1380(in CD-ROM), Miami, USA, January 1-3, 2007.

Lee, H.K. and Ha, S.K. (2006), “Prediction of Shear and Flexural Performance of Shear-deficient RC Beams Strengthened with Non U-wrap CFRP Strips/Sheets,” 19th KKCNN Symposium on Civil Engineering, Kyoto, Japan, pp. 333-336, December 10-12.

Lee, H.K. and Song, S.Y. (2006), “Influence of Fiber Volume Fraction on the Compressive Strength of a Fiber-reinforced, Lightweight Aggregate, Cellular Concrete,” 2nd ACF International Conference, Bali, Indonesia, CMT-12, 5 pages (in CD-ROM), November 20-21.

Lee, H.K. and Ju, J.W. (2006), “A Three-Dimensional Stress Analysis of a Penny-Shaped Crack Interacting with a Spherical Inclusion,” 7th World Congress on Computational Mechanics, 526 pages (in CD-ROM), Los Angeles, California, USA, p. 526 (in CD-ROM), July 16-22.

Kim, B.R., Heymsfield, E. and Lee, H.K. (2006), “A Unified Approach to Evaluating the Retrofit and Strengthening Performance of Advanced Composite Repair Systems,” 3rd International workshop on Advanced Smart Materials and Smart Structures Technology -The Asia-Pacific Network of Centers for Research in Smart Structure Technology, p. 37, Lake Tahoe, USA, May 29-30.

Lee, H.K., Kim, B.R. and Ha, S.K. (2006), “Numerical Comparison of Effectiveness of Repair Systems between RC Beams Repaired with SFRP Coating and CFRP Strips,” Society for the Advancement of Material and Process Engineering, 11 pages (in CD-ROM), Long Beach, California, USA, April 30 - May 4.

Lee, H.K. and Song, S.Y. (2005), “Characterization of the Mechanical Properties of Fiber-Reinforced, Lightweight Concrete,” The 18th KKCNN Symposium, pp. 799-804, Kaohsiung, Taiwan, December 18-20.

Lee, H.K. and Kim, B.R. (2005), “Numerical Evaluation of the Performance of Bridge Superstructures Retrofitted with Various Repair Systems,” The 18th KKCNN Symposium, pp. 799-804, Kaohsiung, Taiwan, December 18-20.

Lee, H.K., Kim, B.R., Song, S.Y. and Ha, S.K. (2005), “Parametric Study on Fiber Debonding in Fiber-reinforced Polymeric Composites,” International Symposium on Bond Behavior of FRP in Structures, pp. 157-161, Hong Kong, China, December 7-9.

Lee, H.K. and Shin, D.K. (2005), “A Computational Approach to Modeling Crack Nucleation and Overall Behavior of Brittle Fibrous Composites,” The 2005 US-Korea Conference on Science, Technology, and Entrepreneurship, p. 102 (10 pages in CD-ROM ), Irvine, CA, August 11-13.

Lee, H.K. and Kim, B.R. (2005), “Retrofitting of Pre-Cracked Reinforced Concrete Beams Using Sprayed FRP,” 3rd International Conference on Composites in Construction, Lyon, France, pp. 249-254, July 11-13.

Lee, H.K., Avila, G., and Montanez, C. (2004), “Prediction of the Performance of Reinforced Concrete Beams and Superstructures Retrofitted with SFRP,” 3rd International Conference on Composites in Construction, Seoul, Korea, pp. 2094-2101, September 2-4.

Lee, H.K. and Liang, Z. (2004), “Damage and Constitutive Modeling of Laminated Composites Containing Angled Fibers,” 3rd International Conference on Composites in Construction, Seoul, Korea, pp. 2171-2177, September 2-4.

Lee, H.K. and Shin, D.K. (2004), “Computational Crack Nucleation Damage Model for Quasi-Brittle Fibrous Composites,” 3rd International Conference on Composites in Construction, Seoul, Korea, pp. 2102-2114, September 2-4.

Lee, H.K. and Liang, Z. (2004), “Modeling of the Behavior of Fiber-Reinforced Cellular Concrete,” CONSEC'04 International Conference, Seoul, Korea, pp. 1564-1571, June 27-30.

Lee, H.K., Suaris, W., Zollo, R.F. and Hausmann, L.R. (2003), “Structural Repair and Strengthening of Deteriorated Reinforced Concrete Structures Using SFRP,” 10th International Conference on Composites Engineering, New Orleans, LA, pp. 385-386, July 20-26.

Lee, H.K. and Seaman, W.C. (2003), “Comparison of Effectiveness of Repair Systems between RC Beams Repaired with SFRP and Fiber-Reinforced Mortar,” 10th International Conference on Composites Engineering, New Orleans, LA, pp. 383-384, July 20-26.

Lee, H.K. and Avila, G. (2003), “A Computational Approach for Prediction of the Performance Enhancement of Damaged Concrete Beams Repaired with SFRP,” 2003 ASME Mechanics and Materials Conference, AZ, p. 154, June 17-20.

Lee, H.K. and Simunovic, S. (2002), “Modeling of Random Fiber Composites for Energy Absorption,” 34th International SAMPE Technical Conference, Baltimore MA, pp. 1001-1010, November 4-7.

Lee, H.K. and Simunovic, S. (2001), “Constitutive Modeling of Chopped Fiber-Reinforced Composites for Automotive Applications,” 33rd International SAMPE Technical Conference: Advancing Affordable Materials Technology, Seattle WA, pp. 1449-1457, November 5-8.

Lee, H.K. and Simunovic, S. (2001), “A Fracture Mechanics Based Damage Model for Composites with Microcracks,” 2001 Mechanics and Materials Conference, San Diego CA, p. 239, June 27-29.

Lee, H.K., Simunovic, S. and Ju, J.W. (2000), “Modeling of Impact Damage Evolution in Discontinuously Reinforced Carbon Fiber Composites,” International Conference on Computational Engineering & Science, Los Angeles CA, pp. 1772-1777, August 21-25.

Lee, H.K. and Simunovic, S. (2000), “Constitutive Modeling and Impact Simulation of Random Carbon Fiber Polymer Matrix Composites for Automotive Applications,” 2000 Future Car Congress, Arlington VA, p. 93, April 2-6.

Lee, H.K. and Simunovic, S. (1999), “Constitutive Modeling for Impact Simulation of Random Fiber Composites,” International Mechanical Engineering Congress & Expositions, The Winter Meeting of ASME, AMD-Vol.17/NDE-Vol.17, Nashville TN, pp. 55-56, November 14-19.

Lee, H.K. and Simunovic, S. (1999), “Damage Behavior of Aligned and Random Fiber Reinforced Composites for Automotive Applications,” SAMPE-ACCE-DOE Advanced Composites Conference, Detroit MI, pp. 196-205, September 27-28.

Ju, J.W., Lee, H.K., and Simunovic, S. (1999), “Micromechanical Damage and Constitutive Modeling for Impact Simulation of Random Fiber Composite Structures,” 5th U.S. National Congress on Computational Mechanics, Boulder CO, p. 119, August 4-6.

Lee, H.K. and Simunovic, S. (1999), “A Micromechanical Constitutive Model of Evolutionary Damage in Random Fiber Composites,” 6th International Conference on Composites Engineering, Orlando FL, pp. 451-452, Jun 27- July 3.

Lee, H.K. and Ju, J.W. (1998), “A Micromechanical Damage Model of Partially Debonded Ductile Matrix Composites,” Proceedings of 8th Tech. Conf. for Korean Scientists & Engineers Assoc. in America, Los Angeles CA, pp. 50-62, March 14.