[1] Choi, Sung-Uk and Garcia, M.H. (1993).

"kinematic wave approximation for debris flow routing."

Proceedings of XXV Congress IAHR, Tokyo, Japan.


[2] Choi, Sung-Uk and Garcia, M.H. (1994).

"Finite element simulation of turbidity current with internal hydraulic jump."

A. Peters et al. eds., Computational Methods in Water Resources Ⅹ, Kluwer Academic Publishers, Netherlands. (PDF)


[3] Choi, Sung-Uk and Garcia, M.H. (1995).

"Finite element simulation of 2-dimensional turbidity currents." Water Resources Engineering,

Proceedings of ASCE National Confernce, San Antonio, USA.


[4] Ray, C. and Choi, Sung-Uk (1996).

"Use of the finite element method in solving coupled flow and kinetic-controlled problems for macroporous media."

Proceedings of ASCE National Confernce, Pheonix, USA.


[5] Choi, Sung-Uk, Benardo, E., and Garcia, M.H. (1996).

"Finite element simulation of sediment transport in one-dimensional unsteady open-channel flows."

RiverTech '96, Chicago, USA.


[6] Choi, Sung-Uk and Ray, C. (1998).

"Optimal upwinding of the N+2 Petrov-Galerkin method based upon frequency fitting." V.N. Burganos et al. eds., Computational Methods in Water Resources XII, Kluwer Academic Publishers, Netherlands.


[7] Paik, Joongcheol, Choi, Sung-Uk, and Cho, Woncheol (1998).

"Experimental study on hydraulic properties of G-Block for scour and erosion protection." T.H. Yoon et al. eds., 3rd Korea-Japan Bilateral Symposium on Water Resources and Environmental Research,

Korea Federation of Science and Technology Societies, Seoul, Korea.


[8] Choi, Sung-Uk (1998).

"Numerical simulation of turbidity currents generated by non-buoyant wall jets."

H. Kim, S.H. Lee, and S.J. Lee eds.

Proceedings of the Third International Conference on Hydrodynamics, Seoul, Korea.


[9] Choi, Sung-Uk (1999).

"Backwater computations for vegetated compound open-channel flows."

1999 International Water Resources Engineering Conference, ASCE, Seattle, WA.


[10] Choi, Sung-Uk (1999).

“Spreading law for sediment-laden gravity currents."

Proceedings of XXVIII IAHR Congress, Graz, Austria.


[11] Choi, Sung-Uk and Kwon, Kiwon (1999).

"Simulation of vertical structure of vegetated open-channel flows using turbulence model."

International Conference on WEESH, Seoul, Korea.


[12] Park, Moonhyeong and Choi, Sung-Uk (1999).

"Computation of sediment discharge using kinematic wave theory."

International Conference on WEESH, Seoul, Korea.


[13] Choi, Sung-Uk and Chung, Jaeyong. (2000).

"Simulation of two-dimensional density currents developing on a slope."

L.R. Bentley et al. eds.

Computational Methods in Water Resources XIII, Kluwer A.A. Balkema, Rotterdam, Netherlands.


[14] Choi, Sung-Uk and Kwak, Seungjoo. (2000).

"Probabilistic analysis of incipient motion of sediment particles."

Z.-Y. Wang et al. eds.

Stochastic Hydraulics 2000, Kluwer A.A. Balkema, Beijing, China.


[15] Choi, Sung-Uk and Kang, Hyeongsik (2000).

"Non-isotropic turbulence modeling of vegetated open-channel flows."

Proceedings of the 4th International Conference on Hydro-Science and Engineering, Seoul, Korea.


[16] Choi, Sung-Uk and Kang, Hyeongsik (2000).

"Prediction of sediment transport in vegetated open-channel flows using Reynolds stress model."

Proceedings of the International Symposium on Lowland Technology, Saga, Japan.


[17] Choi, Sung-Uk, Paik, Joongcheol, and Cho, Woncheol (2000).

"Hydraulic properties of concrete blocks for bed protection."

Scour of Foundations, Proceedings of an International Symposium organized by the International Society of Soil Mechanics and Geotechnical Engineering Technical Committee TC-33 on Scour of Foundations, Melbourne, Australia.


[18] Choi, Sung-Uk and Kang, Hyeongsik (2001).

"Reynolds stress modeling of vegetated open-channel flows."

Proceedings of XXIX IAHR Congress, Beijing, China.


[19] Choi, Sung-Uk and Kang, Hyeongsik (2001).

"Numerical tests of Reynolds stress models in the computations of open-channel flows."

Proceedings of the 8th International Symposium on Flow Modeling and Turbulence Measurements, Tokyo, Japan.


[20] Choi, Sung-Uk, Kim, Jinhong, and Kang, Hyeongsik (2002).

"Numerical assessment of impact of bedform geometry on flow resistance."

Environmental Flows for River Systems, Cape Town, South Africa.  


[21] Choi, Sung-Uk, Kang, Hyeongsik, and Joung, Younghoon(2002).

"Layer-averaged Model for Density Currents Spreading on a Sloped Surface"

Computational Methods in Water Resources, Delft, the Netherlands.


[22] Choi, Sung-Uk, Yang, Wonjun, and Park, Moonhyeong (2002).

"Turbulent Bursting-Based Model Applied to Prediction of Suspended Sediment Concentration."

Hydraulic Measurements and Experimental Methods 2002, Estes Park, CO, CD-ROM.


[23] Choi, Sung-Uk and Yang, Wonjun (2002).

"Numerical simulations of 3D flows around bridge piers."

International Conference on Scour of Foundations, College Station, TX.  (PDF)


[24] Choi, Sung-Uk and Yeo, Kyongmin (2002). "Flood response of emerging vegetated zone in stream."

VIII INTECOL: International Congress of Ecology, Seoul, Korea.


[25] Choi, Sung-Uk and Yeo, Kyongmin (2002). "Sediment transport in emerging vegetated zone."

International Symposium on Lowland Technology, ISLT, Saga Univ, Japan.


[26] Kim, Sang-Hyo, Choi, Sung-Uk, Lee, Sang-woo, and Kim, Young-Hoon (2002).

"Effects of local scour upon bridge foundation failure under bi-directional seismic excitations."

International Conference on Advances and New Challenges in Earthquake Engineering Research.


[27] Kim, Sang-Hyo, Choi, Sung-Uk, Lee, Sang-woo, and Kim, Ho-Sang (2002).

"Probabilistic analysis of seismic bridge failure considering local scour effects."

The Second international conferences on Advances in Structural Engineering and Mechanics.


[28] Choi, Sung-Uk, Yoon, Byungman, and Woo, Hyoseop (2003).

"Effect of flow-regime change due to damming on the river morphology and vegetation cover in the downstream river each."

Ninth International Conference on River Research and Applications, Albury, Australia.


[29] Choi, Sung-Uk, Kang, Hyeongsik, and Oh, Jong-Min (2003).

"Depth-averaged modeling of open-channel flows over submerged vegetation."

The First Japan-South Korea Joint Seminar on Ecology and Civil Engineering, Tokushima, Japan.


[30] Choi, Sung-Uk, Kang, Hyeongsik, and Joung, Younghoon (2003).

"Investigations of bridges damaged by Typhoon RUSA in 2002 and previous studies ."

Korea-Japan Joint Seminar on 2002 Flood Disaster by RUSA, Korea Water Resources Corporation, Daejeon, Korea.


[31] Choi, Sung-Uk and Han, Seungkyu (2003).

"Fully coupled modeling of flow and bed evolution using finite element method."

Proceedings of XXX IAHR Congress, Thessaloniki, Greece.


[32] Yoon, Byungman, Choi, Sung-Uk, and Woo, Hyoseop (2003).

"Morphological changes and expansion of vegetation on sandbars in the Hwang river."

The First Japan-South Korea Joint Seminar on Ecology and Civil Engineering, Tokushima, Japan.


[33] Joung, Younghoon, Choi, Sung-Uk, and Choi, Jung-Il (2004).

"Direct numerical simulation of low Reynolds number turbulent flow in an open-channel with side walls."

Proceedings of the 6th International Conference on Hydro-Science and Engineering, Brisbane, Australia.


[34] Choi, Sung-Uk and Oh, Dongwon (2004).

"Finite element modeling of shallow water equations for numerical simulation of flows near spur-dike."

Proceedings of the 6th International Conference on Hydro-Science and Engineering, Brisbane, Australia. (PDF)


[35] Oh, Jong-Min, Jang, Suk-Hwan, Choi, Sung-Uk, and Choi, I-Song (2004).

"Estimation of self-purification and direct purification technique in the small urban stream."

Proceedings of the 6th International Conference on Hydro-Science and Engineering, Brisbane, Australia.


[36] Kang, Hyeongsik and Choi, Sung-Uk (2004).

"3D Numerical simulations of compound open-channel flows with vegetated floodplains by Reynolds stress model."

World Water & Environmental Resources Congress 2004, Salt Lake City, UT, CD-ROM.


[37] Choi, Sung-Uk and Kang, Hyeongsik (2004).

"Depth-averaged modeling of flows and sediment transport in open-channel with submerged vegetation."

World Water & Environmental Resources Congress 2004, Salt Lake City, UT, CD-ROM.


[38] Choi, Sung-Uk and Kang, Hyeongsik (2004).

"Numerical simulation of compound open-channel flows with vegetated floodplains."

The Second Annual Japan-South Korea Joint Seminar on Ecology and Civil Engineering, Suwon, Korea.


[39] Choi, Sung-Uk and Joung, Younghoon (2004).

"Investigation of generation mechanism of secondary flows in the open-channel flow using DNS data."

4th International Symposium on Environmental Hydraulics and 14th Congress of APD, IAHR, Hong Kong.


[40] Choi, Sung-Uk and Kang, Hyeongsik (2005).

"1D model for numerical simulation of compound open-channel flows with vegetated floodplains."

AOGS 2nd annual meeting 2005, Singapore.


[41] Choi, Sung-Uk, Park, Moonhyeong, and Kang, Hyeongsik (2005).

"Impact of floodplain vegetation on the shear layer at the interface in compound open-channel flows."

Advances in River Restoration Research: The third Annual Japan-South Korea Joint Seminar on Ecology and Civil Engineering, Nagoya, Japan.

 

[42] Park, Moonhyeong, Choi, Sung-Uk, and Kang, Hyeongsik (2005).

"Numerical simulation of open-channel flows over smooth-rough bed strips."

Proceedings of XXXI IAHR Congress, Seoul, Korea.


[43] Choi, Sung-Uk and Joung, Younghoon  (2005).

"Investigation of impact of secondary flows in turbulent open-channel flows using DNS data."

Proceedings of XXXI IAHR Congress, Seoul, Korea.

 

[44] Choi, Sung-Uk, Kim, T.B., and Min, K.D. (2005).

"2D finite element modeling of bed elevation change in a curved channel."

River, Coastal and Estuarine Morphodynamics, Urbana, USA.

 

[45] Choi, Sung-Uk, Park, Moonhyeong, and Kang, Hyeongsik (2006).

"Numerical simulations of flow and sediment transport in open-channel flows over smooth-rough bed strips."

7th International conference on HydroScience and Engineering, ICHE, Philadelphia, USA.

 

[46] Choi, Sung-Uk and Yang, Wonjun (2007).

"Lateral inhomogeneity of open-channel flow over submerged vegetation."

Proceedings of XXXII IAHR Congress, Venice, Italy.

 

[47] Choi, Sung-Uk and Kang, Hyeongsik (2007).

"Turbulence modeling of solute transport in open-channel flows."

Proceedings of XXXII IAHR Congress, Venice, Italy.

 

[48] Choi, Sung-Uk and Lee, Hea Eun (2007).

"Morphological change after a weir removal in Korea."

AOGS 4th annual meeting 2007, Bangkok, Thailand.

 

[49] Kim, Tae Beom and Choi, Sung-Uk (2007).

"2D depth-averaged finite element model for vegetated open-channel flow."

The  Fifth Annual Japan-South Korea Joint Seminar on Ecology and Civil Engineering, Hokkaido, Japan.

 

[50] Choi, Sung-Uk, Lee, Hea Eun, Kim, Tae Beom, Yoon, Byungman, and Woo, Hyoseop (2007).

" Change in stream morphology after Gogreung weir 2 removal in Korea."

The  Fifth Annual Japan-South Korea Joint Seminar on Ecology and Civil Engineering, Hokkaido, Japan.

 

[51] Choi, Sung-Uk, Park, Moonhyeong, and Kang, Hyeongsik (2007).

"Non-linear k-ε model for open-channel flows over sand ridges and troughs."

Flucome 2007, Tallahassee, USA.

 

[52] Choi, Sung-Uk and Kim, Tae Beom (2008).

"Development and applications of RAM6."

International Symposium on Environmental Hydraulics/RAMS International Version Launching Seminar.

Seoul National University, Seoul, Korea.

 

[53] Woo, H., Choi, S.-U., and Kim, W. (2008).

"Recent advancements in river flow modeling."

US-China Workshop on Advanced  Computational Modeling in Hydroscience & Engineering, 

World Environmental & Water Resources Congress 2008,

ASCE, Hawaii, USA. (Invited Guest Lecture). (PDF1, PDF2)

 

[54] Kim, Tae Beom and Choi, S.-U. (2008).

"Algorithm for 2D Finite Element Modeling of Bed Elevation Change in a Natural River."

Advances in Hydro-Science and Engineering Volume VIII, Nagoya, Japan. (PDF)

 

[55] Yang, Wonjun and Choi, S.-U. (2008).

"Two-Layer Model for Open-Channel Flows with submerged Vegetation."

Advances in Hydro-Science and Engineering Volume VIII APD-IAHR, Nagoya, Japan. (PDF)

 

[56] Kang, Hyeongsik and Choi, S.-U. (2008).

"Numerical Investigations of the Initiation Mechanism of Cellular Secondary Currents in Open-Channel Flow."

Advances in Hydro-Science and Engineering Volume VIII APD-IAHR, Nagoya, Japan. (PDF), 프론티어

 

[57] Kim, Tae Beom and  Choi, S.-U. (2008).

"Depth-Averaged Modeling of Vegetated Open-Channel Flows Using Finite Element Method."

Advances in Water-Resources and Hydraulic Engineering, Nanjing, China. (PDF), 도시홍수

 

[58] Yang, Wonjun and  Choi, S.-U. (2008).

"Mean and Turbulence Structure of Open-Channel Flows with Submerged Vegetation."

Advances in Water-Resources and Hydraulic Engineering, Nanjing, China. (PDF), 도시홍수

 

[59] Choi, S.-U. and  Kim, Tae Beom. (2008).

"Numerical Simulations of Open-Channel Flows in a Bend using the Finite Element Method."

International Symposium on Shallow water Flow, Hong Kong, China. (PDF), 도시홍수

 

[60] Choi, S.-U. and  Yang, Wonjun. (2009).

"Two-layer Approach for Suspended Sediment Transport in Open-Channel Flows with Submerged Vegetation."

The 7th International Symposium on Ecohydraulics, Concepcion, Chile. (PDF), 도시홍수

 

[61] Kang, Hyeongsik,  Choi, S.-U., and  Choi, Byungwoong. (2009).

"Solute Transport in Open-Channel Flows with Submerged Vegetation."

33rd IAHR Congress, Vancouver, Canada. (PDF), Ecoriver21

 

[62] Choi, S.-U., Yang, Wonjun, and Shin, Jaekook.  (2009).

"Laboratory Experiments for 3D Characteristics of Depth-Limited Open-Channel Flows with Submerged Vegetation."

33rd IAHR Congress, Vancouver, Canada. (PDF), Ecoriver21

 

[63] Choi, S.-U. and Shin, Jaekook. (2009).

"Prediction of the stage in a stream with vegetation on the floodplain."

World City Water Forum, Incheon, Korea. (PDF), Ecoriver21

 

[64] Yang, Wonjun and Choi, S.-U. (2009).

"Two-layer model for suspended sediment concentration in flows with submerged vegetation."

World City Water Forum, Incheon, Korea. (PDF), Ecoriver21

 

[65] Kim, Tae Beom, Choi, Byungwoong, and Choi, S.-U. (2009).

"Prediction of unit discharge and stage-discharge curves in channel with non-uniform cross section and bank vegetation."

AOGS 6th annual meeting 2009, Singapore. (PDF), Ecoriver21

 

[66] Choi, S.-U. and Yang, Wonjun (2009).

"Predicting the vertical structures of flows with submerged vegetation with two-layer model."

AOGS 6th annual meeting 2009, Singapore. (PDF), Ecoriver21

 

[67] Choi, Sung-Uk, Kang, Hyeongsik, and Shin, Jaekook  (2010).

"Lateral distribution of unit discharge in a compound channel with vegetation on the floodplain."

IAHR-APD 2010, New Zealand. (PDF), Ecoriver21

 

[68] Kim, Tae Beom and Choi, Sung-Uk  (2010).

"Depth-Averaged Modeling of Flow and Bed Elevation Change in a Curved Channel with Dispersion Stress Terms."

IAHR-APD 2010, New Zealand. (PDF), 프론티어

 

[69] Choi, Sung-Uk and Kang, Hyeongsik  (2010).

"Impact of Submerged Vegetation on Solute Transport in Open-Channel Flows."

ISE 2010, Seoul, Korea. (PDF), Ecoriver21

 

[70] Choi, Sung-Uk and Chien Van Pham (2010).

"Impact of Floodplain Vegetation on the Morphological Change in the Straight Compound Open-Channel Flow."

ISE 2010, Seoul, Korea. (PDF), Ecoriver21

 

[71] Yang, Wonjun, Choi, Sung-Uk, and Choi, Byungwoong  (2010).

"Three-Layer Model for Open-channel Flows with Submerged Vegetation."

ISE 2010, Seoul, Korea. (PDF), Ecoriver21

 

[72] Im, Dongkyun, Choi, Sung-Uk, Kim, Kyu-Ho, Kang, Hyeongsik, and Jung, Sanghwa (2010).

"Habitat Time Series Analysis To Propose Ecological Flow With Life Stage In a Regulated River."

ISE 2010, Seoul, Korea. (PDF), Ecoriver21

 

[73] Kim, Changjae, Han, Soohee, Cho, Hyoungsik, Trinh Anh Duc, Heo, Joon, and Choi, Sung-Uk  (2010).

"Investigation on the Channel Migration Using Historical Orthophotos."

ISE 2010, Seoul, Korea. (PDF)

 

[74] Choi, Sung-Uk and Bae, Hyedeuk  (2011).

"Impact of Floodplain Vegetation on Morphological Process in the Straight Compound Open-Channel: A Numerical Study."

IAHR 2011, Brisbane, Australia. (PDF)

 

[75] Kim, Tae Beom, Choi, Youngwoo, and Choi, Sung-Uk  (2011).

"A finite element algorithm for Exner’s equation for numerical simulations of 2D morphological change in open-channels."

RCEM 2011, Beijing. (PDF)

 

[76] Choi, Sung-Uk and Lee, Jinhwi  (2012).

"Numerical Investigation of Flow and Morphological Change of Partly-Vegetated Open-Channel."

IAHR-APD 2012, Jeju, Korea. (PDF), 차세대

 

[77] Jang, Jiyeon, Jung, Sang Hwa, and Choi, Sung-Uk  (2012).

"Physical Habitat Modeling of Dalcheon Stream using CASiMiR."

IAHR-APD 2012, Jeju, Korea. (PDF), 차세대

 

[78] Choi, Sung-Uk and Choi, Seongwook  (2012).

"Channel Response to Change of Sediment Load."

IAHR-APD 2012, Jeju, Korea. (PDF), 차세대

 

[79] Choi, Sung-Uk and Lee, Jinhwi  (2012).

"Impact of Vegetation on Contaminant Transport in Partly-Vegetated Open-Channel Flows."

ISE 2012, Vienna, Austria. (PDF), 상시제안

 

[80] Choi, Sung-Uk and Lee, Hwanwoo (2013).

"Assessment of Reservoir Sedimentation using Quasi Two-Dimensional Model"

ISRS 2013, Tokyo, Japan. (PDF), ARCROM

 

[81] Choi, Sung-Uk (2013).

"Computations of Turbulent Flow and Transport in Vegetated Open-Channel using Reynolds Stress Model"

Proceedings of 2013 IAHR World Congress, Chengdu, China. (PDF), 상시제안

 

[82] Oh, Jungsun, Kim, Taejoon, and Choi, Sung-Uk (2013).

"Impact of Secondary Flow on Depth-Averaged Flow Velocity in Vegetated Open Channels"

Proceedings of 2013 IAHR World Congress, Chengdu, China. (PDF), 상시제안

 

[83] Choi, Seongwook, Lee, Jinhwi, and Choi, Sung-Uk (2013).

"Prediction of Total Sediment Load in the River Using the Lateral Distribution Method"

Proceedings of 2013 IAHR World Congress, Chengdu, China. (PDF), 상시제안

 

[84] Lee, Seonmin and Choi, Sung-Uk (2013).

"A Quasi-Two-Dimensional Method for Reservoir Sedimentation"

Proceedings of 2013 IAHR World Congress, Chengdu, China. (PDF), 첨단하천

 

[85] Choi, Sung-Uk and Lee, Seonmin (2014).

"Impact of vegetation on secondary flows in open-channel flows"

7th International Symposium on Environmental Hydraulics, Singapore. (PDF), 상시제안

 

[86] Choi, Sung-Uk and Kim, Seungki (2014).

"A Physical Habitat Modeling of a Stream in Korea using the Morphological Simulation"

ISE 2014, Thondheim, Norway. (PDF), 상시제안

 

[87] Choi, Byungwoong, Kim, Seung Ki, and Choi, Sung-Uk (2015).

"Physical Habitat Simulations using Unsteady Flow Model"

Proceedings of 2015 IAHR World Congress, Hague, Netherlands. (PDF),  연구재단 (도약-14)

 

[88] Choi, Sung-Uk, Ban, Chaewoong, and Kim, Dongsu (2015).

"Flow Characteristics of Meandering Streams at Various Sinuosities"

Proceedings of 2015 IAHR World Congress, Hague, Netherlands. (PDF), 연구재단 (핵심-12)

 

[89] Choi, Byungwoong and Choi, Sung-Uk (2015).

"On the Use of Monitoring Data of Neighboring River in Physical Habitat Simulation"

Proceedings of 2015 IAHR World Congress, Hague, Netherlands. (PDF), 연구재단 (도약-14)

 

[90] Choi, Sung-Uk and Lee, Seonmin (2015).

"Three-Dimensional Computations of Flow and Morphology Change in a Curved Open-Channel"

Proceedings of 2015 IAHR World Congress, Hague, Netherlands. (PDF), 연구재단 (도약-14)

 

[91] Choi, Byungwoong and Choi, Sung-Uk (2016).

"Effect of Temperature Change due to the Hydropeaking on the Physical Habitat"

ISE 2016, Melbourne, Australia. (PDF), 연구재단 (도약-14)

 

[92] Byungwoong Choi, Sung-Uk Choi (2016).

"Impact of Temperature Change due to Hydropeaking on the Downstream Habitat"

14th Annual Joint Seminar between Korea & Japan on Ecological Engineering, Busan, Korea. (PDF), 연구재단 (도약-14)

 

[93] Byungwoong Choi, Sung-Uk Choi (2016).

"AI-based techniques applied to local scour around bridge piers"

12th International Conference on Hydroinformatics, HIC 2016, Incheon, Korea. (PDF), 연구재단 (도약-14)

 

[94] Byungwoong Choi, Sung-Uk Choi (2016).

"Prediction of habitat suitability using the GEP model"

12th International Conference on Hydroinformatics, HIC 2016, Incheon, Korea. (PDF), 연구재단 (도약-14)

 

[95] Chaewoong Ban, Sung-Uk Choi, Dongsu Kim (2016).

"Validation of ADCP flow measurements in open-channel flows"

IAHR-APD 2016, Colombo, Sri Lanka. (PDF), 연구재단 (도약-14)