Updated 2020. 2. 28.

Donguk CHOI
Prof. / Dr.
Hankyong National University,
Faculty of Design and Architecture,
327 Chungang-ro, Anseong-si, Gyeonggi-do, South Korea (17579)
e-mail: choidu@hknu.ac.kr / choidonguk123@gmail.com
homepage: www.choidu.com

Professional career

- Professor of Hankyong National University, 1996. 9. ~
- Editor-in-Chief, Journal of Asian Concrete Federation, 2015. 1. ~ 2018. 12.
- Convener, ISO/TC 71/SC 8/WG 4, 2014. 1. ~ 2019. 1.
- VP, Korea Concrete Institute (KCI), 2011. 1. ~ 2012. 12.
- VP, Asian Concrete Federation (ACF), 2011. 1. ~ 2012. 12.

Education

- Ph.D., The University of Texas at Austin, U.S., 1996
- M.S. Eng., The University of Texas at Austin, U.S., 1992
- M.Arch. University of Illinois at Urbana-Champaign, U.S., 1984
- B.S. Eng., Seoul National University, Korea, 1979

Research interest

Structural and materials engineering in the area of mechanical anchorages including headed reinforcement, use of fiber-reinforced polymer (FRP) materials in concrete, recycled aggregate and recycled aggregate concrete, application of phase change materials (PCM) to concrete, light-weight concrete, and general sustainability topics.

Academic society

- Member, Korea Concrete Institute, TC 104 (Development and Splices), TC 112 (FRP Structures), TC 403 (Repair and Strengthening), TC 502 (Sustainability)
- Member, ACI, TC 103 (Sustainability), TC 408 (Bond and development), TC 440 (FRP)
- Member, fib, Commission 7 (Sustainability)
- Member, Rilem, RAC TC (Recycled aggregate concrete)
- Member, Asian Concrete Federation
- Member, ISO TC71 (Concrete, reinforced concrete and prestressed concrete)

Administrative work at HKNU

- Director, Hankyong Industry Corps, 2004. 4. ~ 2005. 3.
- Dean, College of Engineering, 2011. 4. ~ 2013. 3.

Awards and honors

- Commendation, Minister of SMBA, Korea (2004. 12.)
- Best Technical Committee Award, KCI, (2010. 11.)
- Commendation, Minister of Land and Maritime Affairs (2012. 10.)
- Best Paper Award, KOREC (2012. 11.)
- Academic Excellence Award, KCI (2014. 10.)
- Best Paper Award, KCI (2014. 10.)
- Commendation, Korea Industry Corp. (2017. 12.)

International Technical Journal Papers and
International Conference Proceedings

Gombosuren CHINZORIGT, Myung Kwan LIM, Myoungyoul YU, Hyuk LEE, Odontuya ENKBOLD, Donguk CHOI, ?Strength, shrinkage and creep and durability aspects of concrete including CO2 treated recycled fine aggregate,? Cement and Concrete Research (in press)

Batzaya BAASANKHUU, Donguk CHOI, Sangsu HA, "Behavior of Small-Scale Concrete Cylinders in Compression Laterally Confined by Basalt Fiber and PEN Fiber Reinforced Polymer Composite," IJCSM, Vol. 14, No. 2, 2020. 2.

A. Young Kim, Gyeong-Mi Song, Min-Ju Yoo, Jonghoon Ahn, Donguk Choi, "Environmental Aspects of Reactive Powder Concrete," SBE19, Seoul, Korea, 2019. 12.

Choi D., Baasankhuu B., Park H.-S., LIM M.-K., "Durability Investigation of PEN FIBER/FRP Composite," 3rd ACF Symposium, Sapporo, Japan, 2019. 9.

Gombosuren CHINZORIGT, Odontuya ENKHBOLD, Donguk CHOI, "Use of Recycled Aggregates in Concrete and Mortar including CO2 Treated Recycled Fine Aggregate," ING-IABSE, Vol. 49, No. 3, 2019. 9.

Donguk CHOI, Batzaya BAASANKHUU, Sang-Su HA, "Behavior of axially loaded concrete cylinder wrapped by ductile PEN FRP and durability of PEN fibers," fib Symposium, Krakow, Poland, 2019. 5.

Gombosuren CHINZORIGT, Donguk CHOI, Odontuya ENKHBOLD, Batzaya BAASANKHUU, Myung Kwan LIM, Hee Seob LIM, "Strength, shrinkage and creep of concrete including CO2 treated recycled coarse aggregate," Journal of Asian Concrete Federation, Vol. 4, No. 2, 2018. 12., pp. 89-102.

Donguk CHOI, Batzaya BAASANKHUU, Sang-Su HA, "Confinement Effect of Concrete by Basalt Fiber and PEN," The 6th International Conference of Asian Concrete Federation, ACF 2018, Fuzhou, China, 2018. 11.

Donguk CHOI, Gombosuren CHINZORIGT, Myung Kwan LIM, Hee Seob LIM, Odontuya ENKHBOLD, Batzaya BAASANKHUU, "Long-term Behaviour of Recycled Aggregate Concrete with and without Carbonation Treatment," The 6th International Conference of Asian Concrete Federation, ACF 2018, Fuzhou, China, 2018. 11.

Myung Kwan Lim, Dong Uk Choi, "Basic Physical and Thermal Properties of PCM-Light-Weight Concrete," International Journal of Applied Engineering Research, Vol. 12, No. 11, 2017, pp. 2738-2744.

Keun-Hyeok Yang, Sung-Ho Tae, Dong-Uk Choi, "Mixture Proportioning Approach for Low-CO2 Concrete Using Supplementary Cementitious Materials," ACI Materials Journal, Vol. 113, No. 4, July-August 2016, pp. 533-542.

P. Sukontasukkul, P. Chindaprasirt, D. CHOI, K. Sakai, "Effect of Phase Change Material on Temperature Shifting of Concrete, ICCS16, Madrid, Spain, 2016. 6.

Donguk Choi, Myung-Kwan Lim, Sang-Su Ha, "Use of ductile fibers for seismic retrofit of RC columns," ACECON, Kolkata, India, 2015. 10.

Donguk Choi, S. Vachirapanyakun, S.-Y. Kim, S.-S. Ha, "Ductile fiber wrapping for seismic retrofit of reinforced concrete columns," Journal of Asian Concrete Federation, Vol. 1, No. 1, 2015. 9., pp. 37-46.

Lim, Myung-Kwan, Enkbold Odontuya, Choi, Dong-Uk, "Development of lightweight concrete using the PCM II: Investigation of Foam Volume/Fly Ash Relationship of Foam Concrete and Effect of High Content Micro Polypropylene Fiber and Microstructure," KIAE Journal Vol. 15, No. 4, 2015. 8., pp. 42-52.

Donguk Choi, Myung-Kwan Lim, Sorrasak Vachirapanyakun, So-Young Kim, "Use of fibers with large fracture strain and low elastic modulus for flexural strengthening of RC beams," ASEM15, Seoul, Korea, 2015. 8.

Dong-Uk Choi, Geonho Hong, Cheolwoo Park, Hyun-Bo Shim, Keun-Hyeik Yang, "Green concrete specification and sustainable technologies," ICI Journal, Vol. 88, No. 10, 2014. 10., pp. 24-32.

Keun-Hyeok Yang, Eun-A Seo, Dong-Uk Choi, "Effect of Fly Ash on Life-Cycle CO2 Assessment of Concrete Structures," Applied Mechanics and Materials, Vol. 692, 2014. 9., pp. 475-481.

Sorrasak Vachirapanyakun, Min Su Jo, Dong-Uk Choi, "USE OF DUCTLE FIBERS FOR FLEXURAL STRENGTHENING OF REINFORCED CONCRETE BEAMS," The 6th International Conference of Asian Concrete Federation, Seoul, Korea, 2014. 9.

Enkhbold Odontuya, Myung Kwan Lim, Sukontasukkul Piti, Dong Uk Choi, "BASIC OF PHYSICAL AND THERMAL PROPERTIES OF PCM-LIGHTWEIGHT CONCRETE," The 6th International Conference of Asian Concrete Federation, Seoul, Korea, 2014. 9.

Thomas H. K. Kang, Woosuk KIM, Sang-Su Ha, Dong-Uk Choi, "Hybrid Effects of Carbon-Glass FRP Sheets in Combination with or without Concrete Beams," IJCSM, Vol. 8, No. 1, 2014. 3., pp. 27-41.

Dong-Uk Choi, "Concrete and Environment - a Korean Perspective," ICI Journal, Vol. 13, No. 1, April-June 2012, pp. 21-27.

Sang-Su Ha; Dong-Uk Choi; Thomas H.-K. Kang; Chin Yong Lee, "Shear Strengthening of RC Beams Using Hybridized FRP Composite," The Third Asia-Pacific Conference on FRP in Structures, APFIS 2012, Sapporo, Japan, 2012. 2.

Dong-Uk Choi, Sung-Chul Chun, Sang-Su Ha, "Bond strength of glass fibre-reinforced polymer bars in unconfined concrete," Engineering Structures, Vol. 34, No. 1, Jan., 2012, pp. 303-313.

Donguk Choi; Sangsu Ha; Thomas Kang, "Tensile Behavior of Carbon Fibre-Glass Fibre Hybridized Composites," fib Symposium, Prague, Czech, 2011. 6., pp. 1121-1124.

Dong-Uk Choi, Thomas H.-K. Kang, Sang-Su Ha, Kil-Hee Kim, Woosuk Kim, "Flexural and Bond Behaviour of Concrete Beams Strengthened with Hybrid Carbon-Glass Fiber-Reinforced Polymer Sheets," ACI Structural Journal, Vol. 108, No. 1, Jan-Feb. 2011, pp. 90-98.

Dong-Uk Choi; Sang-Su Ha; Chin-Yong Lee, "Use of CF-GF Hybridized Composite to Strengthen RC Flexural Members," 4th ACF International Conference, Taipei, Taiwan, 2010. 11.

Thomas H.-K. Kang; Sang-Su Ha; Dong-Uk Choi, "Bar Pullout Tests and Seismic Tests of Small-Headed Bars in Beam-Column Joints," ACI Structural Journal, V. 107, No. 1, Jan.-Feb. 2010, U.S.A., pp. 32-42.

Dong-Uk Choi; Sang-Su Ha; Kil-Hee Kim, "Use of Uni-Axial Pseudo-Ductile Hybrid FRP Sheet to Strengthen Existing Reinforced Concrete Flexural Members," Asia-Pacific Conference on FRP in Structures, APFIS, Seoul, Korea, 2009. 12.

Dong-Uk Choi; Chang-Ho Lee; Young-Ho Kim; Jun-Seo Park; Beam-Seok Ta;, Man-Young Chun; Kyung-Sub Kim; Sei-Yong Nam, "An Inter-Departmental Educational Curricular for Low Carbon and Green Growth and Green Industrial Complex," ICEE & ICEER 2009 Korea (International Conference on Engineering Education and Research), Seoul, Korea, 2009. 8.

Choi, Dong-Uk; Ha, Sang-Su; Chun, Sung-Chul; Park, Young-Hwan; You, Young-Chan, "Splice Length of GFRP Bars in Reinforced Concrete Slabs," The 3rd ACF International Conference, Ho Chi Minh City, Vietnam, 2008. 1.

Kang, Thomas H.-K.; Ha, Sang-Su; Choi, Dong-Uk, "Seismic Assessment of Beam-to-Column Interaction Utilizing Headed Bars," The 14th World Conference on Earthquake Engineering, Beijing, China, 2008. 10.

Choi, Dong-Uk; Ha, Sang-Su; Chun Sung-Chul "Bond Stresses in Lap-Spliced RC Beams Using GFRP Bars: Unconfined Splice Test," 12th International Congress on Polymers in Concrete, ChunCheon, Korea, 2007. 9.

Choi, Dong-Uk "Test of Headed Reinforcement in Pullout 2: Deep Embedment," IJCSM, Vol. 18, No. 3E, 2006. 11, pp. 151-159.

Dong-Uk Choi; N. J. Delatte; D. W. Fowler; J. O. Jirsa "Use of Shear Connectors to Improve Bond in Concrete Overlays," International Society of Concrete Pavements, International Journal of Concrete Pavements (IJCP on Web), Vol. 1, No. 1, U.S.A., 2005. 12.

Choi, Dong-Uk; Lee, Chin-Yong "Anchor Design to Prevent Debonding of Repair Mortarin Repaired Concrete Members," KCI Concrete Journal, Vol. 17, No. 4, 2005. 8., pp. 637-644.

Choi, Oan-Chul; Seo Dong-Min; Choi, Dong-Uk; Hong, Ki-Suop; Hong, Keon-Ho "Decreasing Bearing Angle Model to Analyze Wedging Action of Reinforcing Bars to Concrete," Proceedings of the First International Conference of Asian Concrete Federation, Chiang Mai, Thailand, 2004. 10.

Choi, Dong-Uk; Lee, Chin-Yong "Anchor Design to Prevent Failures in Repaired Concrete Members Subjected to Thermal Changes," 4th Asia Symposium on Polymers in Concrete, Chuncheon, Korea, 2003. 5.

Fowler, D. W.; Choi, Dong-Uk; Zalatimo, J. "Stresses in PC Overlays due to Thermal Changes," 5th International Coloquium on Industrial Floors '03, Esslingen, Germany, 2003. 1.

Choi, Dong-Uk; Hong, Sung-Gul; Lee, Chin-Yong "Test of Headed Reinforcement in Pullout," KCI Concrete Journal, Vol. 14, No. 3, 2002. 9., pp. 102-110.

Choi, Dong-Uk, Lee, Chang-Ho "Shrinkage-Induced Stresses at Early-Ages in Composite Concrete Beams," KCI Concrete Journal, Vol. 14, No. 1, 2002. 3., pp. 15-22.

Fowler, D. W.; Choi, Dong-Uk; Zalatimo, J.; Wheat, D. L. "Stresses in PC Overlays due to Thermal Changes," ICPIC, 10th International Congress on Polymers in Concrete, Hawaii, U.S.A., 2001. 5.

Choi, Dong-Uk and Kim, Yong-Gon "Direct Shear Test of Retrofit Anchors Using Deformed Reinforcement and Adhesive," KCI Concrete Journal, Vol. 12, No. 1, 2000. 1., pp. 91-100.

Choi, Dong-Uk; Fowler, D. W.; Wheat, D. L. "Thermally-Induced Interface Stresses in Polymer Concrete-Portland Cement Concrete Composite Beams," ISAP99, International Colloquium on Adhesion between Polymers and Concrete, Dresden, Germany, 1999. 9.

Choi, Dong-Uk, Kim, Yong-Gon "Pullout Test of Retrofit Anchors Using Deformed Reinforcement and Adhesive," KCI Concrete Journal, Vol. 11, No. 3, 1999. 7., pp. 201-210.

Choi, Dong-Uk; Fowler D. W.; Jirsa J. O. "Interface Shear Strength of Concrete at Early Ages," ACI Structural Journal, Vol. 96, No. 3, May-Jun. 1999, U.S.A., pp. 343-347.

Choi, Dong-Uk; Jirsa, J. O.; Fowler, D. W. "Shear Transfer across Interface between New and Existing Concretes Using Large Powder-Driven Nails," ACI Structural Journal, Vol. 96, No. 2, Mar.-Apr. 1999, U.S.A., pp. 183-192.

Choi, Dong-Uk; Fowler, D. W.; Jirsa, J. O.; Delatte, N. J. "Use of Shear Connectors to Improve Bond in Concrete Overlays," Fourth CANMET/ACI International Conference on Durability of Concrete, Sidney, Australia, 1997. 8.

Choi, Dong-Uk; Fowler, D. W.; Wheat, D. L. "Thermal Stresses in Polymer Concrete Overlays," American Concrete Institute, Special Publication SP-166, Properties and Uses of Polymers in Concrete, U.S.A., 1996. 11., pp. 93-122.

Choi, Dong-Uk; Fowler, D. W.; Jirsa, J. O. "Use of Large Powder-Driven Nails to Improve Bond Strength of Concrete in Bonded Concrete Overlays," A Research-to- Practice Symposium on Repair and Rehabilitation of Bridges and Pavements, Rhode Island, U.S.A., 1996. 5.

Invited Lectures

(International Conference, Symposium, Seminar and Workshop)

Donguk CHOI, "Sustainable Concrete Technologies in Korea," ICCIM-2019, Jakarta, Indonesia, July 2019.

Donguk CHOI, "Green Concrete specification and environmental declarations of concrete," ICCS16, Madrid, Spain, 2016. 6.

Donguk CHOI, "Green Concrete Specification by KCI and Sustainability in Infrastructural Development," MCA annual conference, Ulaanbaatar, Mongolia, 2016. 6.

Donguk CHOI, "Sustainability in Infrastructural Development: with emphasis on situations in Mongolia, Korea, and Asia, Science, Technology and Innovation Ecosystem International Symposium,"2015. 11.

Donguk CHOI, D.-H. LEE, C.-U. CHAE, "Energy Efficient House (EEH) - A Test Bed of CO2 Emission Reduction Research," ICI-ACECON, Kolkata, India, 2015. 10.

Dong-Uk Choi, "Environmental Labels and Declarations of Concrete and Sustainable Technologies in Korea," Concrete Show SEA, Jakarta, Indonesia, 2014. 10.

CHOI, Donguk, "Recent Progress in Sustainable Concrete Technologies in Korea," ACF-MCA Joint Seminar on Sustainable Development, Ulaanbaatar, Mongolia, 2014. 6.

CHOI, Donguk, "Sustainable Concrete Technologies in Korea and Environmental Labels and Declarations of Concrete," Workshop on Concrete Sustainability, Takamatsu, Japan, 2014. 3.

Donguk CHOI, "Labels and declarations for concrete," International Symposium on advancement of cement industry, Seoul, Korea, 2013. 12.

Donguk CHOI, "Development of Environmental Standards on Concrete in Korea," Concrete Sustainability Forum VI, Phoenix, AZ, U.S., 2013. 10.

D.-U. CHOI, C.-U. CHAE, D.-H. LEE, and K.-H.YANG, "Technological Aspects of Construction and Demolition Waste Management," ICI-CPWD International Workshop on C&D Waste Recycling, Chennai, India, 2013. 8.

Dong-Uk CHOI, "Concrete and Environment - a Korean Perspective," MCA Annual Conference, Ulaanbaatar, Mongolia, 2013. 6.

Dong-Uk CHOI and Seung-Heun LEE, "Low Carbon Green Growth and Sustainable Concrete Technologies in Korea," ICCS13, Tokyo, Japan, 2013. 5.

Donguk CHOI, Do-Heun LEE, "Low Carbon Green Growth and Waste Recycling in Korea," ICI-CWPD Workshop on C&D Waste Recycling, New Delhi, India, 2013. 2.

Donguk-Uk Choi, "Environmental Design, Specification and Standards for Sustainable Concrete Industry," The 8th International Symposium on Advancement of Cement and Concrete Industries, Seoul, Korea, 2011. 9., pp. 79-89.

Dong-Uk Choi, "Present Situations, Future Tasks, and Problems on Sustainability in Korea," 1st ACF Sustainability Forum, Bangkok, Thailand, 2011. 4.

D.-U. Choi; S.-H. Lee; J.-S. Jung; D.-H. Lee; and C.-U. Chae, "Technologies for Reduction of Carbon Footprint from Concrete Industry in Korea," 2010 TCI-JCI-KCI Symposium, Taipei, Taiwan, 2010. 11.

Dong-Uk Choi, "Status of Sustainable Concrete Technology in Korea," Symposium on Sustainable Concrete and Cement Technologies, Auckland, New Zealand, 2009. 12.

International Standard

(Convener of ISO/TC71/SC8/WG4)

ISO 13315-8 Environmental labels and declarations of concrete and concrete structures, International Organization for Standardization, 2019. 1.

Textbook

Concrete and Environment, 2nd ed., Kimoondang, 2016. (in Korean)