• 833 Citations
  • 19 h-Index
19952019

Research output per year

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Research Output

2019

Change in fish community composition following weir removal, field observations, and physical habitat simulations

Im, D., Choi, B. & Choi, S. U., 2019 Sep 1, In : River Research and Applications. 35, 7, p. 1062-1071 10 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Ecological evaluation of weir removal based on physical habitat simulations for macroinvertebrate community

Kim, S. K. & Choi, S. U., 2019 Nov, In : Ecological Engineering. 138, p. 362-373 12 p.

Research output: Contribution to journalArticle

2018

Estimation of environmental flow in a stream using physical habitat simulation

Kim, S. K. & Choi, S. U., 2018 Sep 1, Proceedings - International Association for Hydro-Environment Engineering and Research (IAHR)-Asia Pacific Division (APD) Congress: Multi-Perspective Water for Sustainable Development, IAHR-APD 2018. Hambali, R., Ahmad, J. S. M., Benazir, Karlina, Setiawan, H., Warniyati, W., Legono, D., Olii, M. R. & Hairani, A. (eds.). Department of Civil and Environmental Engineering, Faculty of Engineering, Universitas Gadjah Mada, p. 617-623 7 p. (Proceedings - International Association for Hydro-Environment Engineering and Research (IAHR)-Asia Pacific Division (APD) Congress: Multi-Perspective Water for Sustainable Development, IAHR-APD 2018; vol. 1).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Impacts of hydropeaking and thermopeaking on the downstream habitat in the Dal River, Korea

Choi, B. & Choi, S. U., 2018 Jan, In : Ecological Informatics. 43, p. 1-11 11 p.

Research output: Contribution to journalArticle

6 Citations (Scopus)

Physical habitat simulation for a fish community using the ANFIS method

Im, D., Choi, S. U. & Choi, B., 2018 Jan, In : Ecological Informatics. 43, p. 73-83 11 p.

Research output: Contribution to journalArticle

5 Citations (Scopus)

Prediction of suitable feeding habitat for fishes in a stream using physical habitat simulations

Kim, S. K. & Choi, S. U., 2018 Oct 10, In : Ecological Modelling. 385, p. 65-77 13 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)
2017

Impact of hydropeaking on downstream fish habitat at the Goesan Dam in Korea

Choi, S. U., Kim, S. K., Choi, B. & Kim, Y., 2017 Sep, In : Ecohydrology. 10, 6, e1861.

Research output: Contribution to journalArticle

3 Citations (Scopus)

Physically based probabilistic analysis of sediment deposition in open channel flow

Oh, J., Choi, J. I., Choi, S. U. & Tsai, C. W., 2017 May 1, In : Journal of Hydraulic Engineering. 143, 5, 04016106.

Research output: Contribution to journalArticle

Prediction of local scour around bridge piers using the ANFIS method

Choi, S. U., Choi, B. & Lee, S., 2017 Feb 1, In : Neural Computing and Applications. 28, 2, p. 335-344 10 p.

Research output: Contribution to journalArticle

6 Citations (Scopus)
2016
4 Citations (Scopus)

Prediction of time-dependent local scour around bridge piers

Choi, S. U. & Choi, B., 2016 Mar 1, In : Water and Environment Journal. 30, 1-2, p. 14-21 8 p.

Research output: Contribution to journalArticle

10 Citations (Scopus)
2015

A quasi-2D and quasi-steady hydraulic model for physical habitat simulations

Choi, S. U., Jung, S. & Kim, S. K., 2015 Mar 1, In : Ecohydrology. 8, 2, p. 263-272 10 p.

Research output: Contribution to journalArticle

2 Citations (Scopus)

Assessment of coastal ecosystem services for conservation strategies in South Korea

Chung, M. G., Kang, H. & Choi, S. U., 2015 Jul 29, In : PloS one. 10, 7, 0133856.

Research output: Contribution to journalArticle

20 Citations (Scopus)

Assessment of total sediment load in rivers using lateral distribution method

Choi, S. U. & Lee, J., 2015 Sep 1, In : Journal of Hydro-Environment Research. 9, 3, p. 381-387 7 p.

Research output: Contribution to journalArticle

7 Citations (Scopus)

Improving predictions made by ANN model using data quality assessment: An application to local scour around bridge piers

Choi, S. U., Choi, B. & Choi, S., 2015 Nov, In : Journal of Hydroinformatics. 17, 6, p. 977-989 13 p.

Research output: Contribution to journalArticle

4 Citations (Scopus)

Optimal atmospheric correction for above-ground forest biomass estimation with the ETM+ remote sensor

Nguyen, H. C., Jung, J., Lee, J., Choi, S. U., Hong, S. Y. & Heo, J., 2015 Jul 31, In : Sensors (Switzerland). 15, 8, p. 18865-18886 22 p.

Research output: Contribution to journalArticle

24 Citations (Scopus)

Parametric assessment of water use vulnerability variations using SWAT and fuzzy TOPSIS coupled with entropy

Won, K., Chung, E. S. & Choi, S. U., 2015, In : Sustainability (Switzerland). 7, 9, p. 12052-12070 19 p.

Research output: Contribution to journalArticle

9 Citations (Scopus)

Physical habitat simulations of the Dal River in Korea using the GEP Model

Choi, B. & Choi, S. U., 2015 Oct 1, In : Ecological Engineering. 83, p. 456-465 10 p.

Research output: Contribution to journalArticle

11 Citations (Scopus)

Prediction of composite suitability index for physical habitat simulations using the ANFIS method

Jung, S. H. & Choi, S. U., 2015 Jun 10, In : Applied Soft Computing Journal. 34, p. 502-512 11 p.

Research output: Contribution to journalArticle

9 Citations (Scopus)
3 Citations (Scopus)
2 Citations (Scopus)
8 Citations (Scopus)

The effect of particle size on thermal conduction in granular mixtures

Lee, J., Yun, T. S. & Choi, S. U., 2015, In : Materials. 8, 7, p. 3975-3991 17 p.

Research output: Contribution to journalArticle

20 Citations (Scopus)

The Regulation by Phenolic Compounds of Soil Organic Matter Dynamics under a Changing Environment

Min, K., Freeman, C., Kang, H. & Choi, S. U., 2015, In : BioMed Research International. 2015, 825098.

Research output: Contribution to journalReview article

31 Citations (Scopus)

Transferability of monitoring data from neighboring streams in a physical habitat simulation

Choi, B., Choi, S. U. & Kang, H., 2015, In : Water (Switzerland). 7, 8, p. 4537-4551 15 p.

Research output: Contribution to journalArticle

4 Citations (Scopus)
2013

Hydraulic Modelling of Floodplain Vegetation in Korea: Development and Applications

Woo, H. & Choi, S. U., 2013 Jan 1, Ecohydraulics: An Integrated Approach. wiley, p. 293-307 15 p.

Research output: Chapter in Book/Report/Conference proceedingChapter

2012

Numerical prediction of morphological change of straight trapezoidal open-channel

Choi, S. U. & Joung, Y., 2012 May 1, In : Journal of Hydro-Environment Research. 6, 2, p. 111-118 8 p.

Research output: Contribution to journalArticle

5 Citations (Scopus)
2011

Changes of river morphology and physical fish habitat following weir removal

Im, D., Kang, H., Kim, K. H. & Choi, S. U., 2011 Jun 1, In : Ecological Engineering. 37, 6, p. 883-892 10 p.

Research output: Contribution to journalArticle

25 Citations (Scopus)

Guest editorial

Choi, S. U., 2011 Jan 1, In : International Journal of River Basin Management. 9, 3-4, 1 p.

Research output: Contribution to journalArticle

Impact of floodplain vegetation on morphological process in the straight compound open-channel: A numerical study

Choi, S. U. & Bae, H., 2011 Jan 1, 34th IAHR Congress 2011 - Balance and Uncertainty: Water in a Changing World, Incorporating the 33rd Hydrology and Water Resources Symposium and the 10th Conference on Hydraulics in Water Engineering. International Association for Hydro-Environment Engineering and Research (IAHR), p. 3427-3433 7 p. (34th IAHR Congress 2011 - Balance and Uncertainty: Water in a Changing World, Incorporating the 33rd Hydrology and Water Resources Symposium and the 10th Conference on Hydraulics in Water Engineering).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2010

A two-layer approach for depth-limited open-channel flows with submerged vegetation

Yang, W. & Choi, S. U., 2010 Aug 1, In : Journal of Hydraulic Research. 48, 4, p. 466-475 10 p.

Research output: Contribution to journalArticle

59 Citations (Scopus)

Direct numerical simulation of low Reynolds number flows in an open-channel with sidewalls

Joung, Y. & Choi, S. U., 2010 Mar 1, In : International Journal for Numerical Methods in Fluids. 62, 8, p. 854-874 21 p.

Research output: Contribution to journalArticle

3 Citations (Scopus)
2009
7 Citations (Scopus)
19 Citations (Scopus)

Depth-avegraged modeling of vegetated open-channel flows using finite element

Kim, T. B. & Choi, S. U., 2009 Jan 1, Advances in Water Resources and Hydraulic Engineering - Proceedings of 16th IAHR-APD Congress and 3rd Symposium of IAHR-ISHS. Springer-Verlag Berlin Heidelberg, p. 411-416 6 p. (Advances in Water Resources and Hydraulic Engineering - Proceedings of 16th IAHR-APD Congress and 3rd Symposium of IAHR-ISHS).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

3 Citations (Scopus)
34 Citations (Scopus)

Mean and turbulence strutures of open-channel flows with submerged vegetation

Yang, W. & Choi, S. U., 2009 Jan 1, Advances in Water Resources and Hydraulic Engineering - Proceedings of 16th IAHR-APD Congress and 3rd Symposium of IAHR-ISHS. Springer-Verlag Berlin Heidelberg, p. 429-434 6 p. (Advances in Water Resources and Hydraulic Engineering - Proceedings of 16th IAHR-APD Congress and 3rd Symposium of IAHR-ISHS).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Scalar flux modeling of solute transport in open channel flows: Numerical tests and effects of secondary currents

Kang, H. & Choi, S. U., 2009 Dec 28, In : Journal of Hydraulic Research. 47, 5, p. 643-655 13 p.

Research output: Contribution to journalArticle

3 Citations (Scopus)

Turbulence modeling of solute transport in open-channel flows over submerged vegetation

Kang, H. & Choi, S. U., 2009, Advances in Water Resources and Hydraulic Engineering - Proceedings of 16th IAHR-APD Congress and 3rd Symposium of IAHR-ISHS. Springer Berlin Heidelberg, p. 674-679 6 p. (Advances in Water Resources and Hydraulic Engineering - Proceedings of 16th IAHR-APD Congress and 3rd Symposium of IAHR-ISHS).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

3 Citations (Scopus)
2008

Investigation of twin vortices near the interface in turbulent compound open-channel flows using DNS data

Joung, Y. & Choi, S. U., 2008 Nov 26, In : Journal of Hydraulic Engineering. 134, 12, p. 1744-1756 13 p.

Research output: Contribution to journalArticle

5 Citations (Scopus)

Recent advancements in river flow modeling

Woo, H., Choi, S. U. & Kim, W., 2008 Dec 1, World Environmental and Water Resources Congress 2008: Ahupua'a - Proceedings of the World Environmental and Water Resources Congress 2008. (World Environmental and Water Resources Congress 2008: Ahupua'a - Proceedings of the World Environmental and Water Resources Congress 2008; vol. 316).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Reynolds stress modeling of turbulent open-channel flows

Choi, S. U. & Kang, H., 2008 Dec 1, Water Resources Research Progress. Nova Science Publishers, Inc., p. 351-414 64 p.

Research output: Chapter in Book/Report/Conference proceedingChapter

2007

An experimental study of local scour around V-deflector over fine-grained bed

Yu, D., Choi, S. U. & Woo, H., 2007 Dec 1, In : Water International. 32, SUPPL. 1, p. 786-797 12 p.

Research output: Contribution to journalArticle

Direct numerical simulation of turbulent flow in a square duct: Analysis of secondary flows

Joung, Y., Choi, S. U. & Choi, J. I., 2007 Feb 1, In : Journal of Engineering Mechanics. 133, 2, p. 213-221 9 p.

Research output: Contribution to journalArticle

32 Citations (Scopus)

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

Choi, S. U., Park, M. & Kang, H., 2007 Dec 1, 9th International Symposium on Fluid Control Measurement and Visualization 2007, FLUCOME 2007. p. 963-974 12 p. (9th International Symposium on Fluid Control Measurement and Visualization 2007, FLUCOME 2007; vol. 2).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

7 Citations (Scopus)
2006

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

Choi, S. U., Kim, T. B. & Min, K. D., 2006 Dec 1, River, Coastal and Estuarine Morphodynamics: RCEM 2005 - Proceedings of the 4th IAHR Symposium on River, Coastal and Estuarine Morphodynamics. p. 737-744 8 p. (River, Coastal and Estuarine Morphodynamics: RCEM 2005 - Proceedings of the 4th IAHR Symposium on River, Coastal and Estuarine Morphodynamics; vol. 2).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

5 Citations (Scopus)

Impact of floodplain vegetation on the shear layer at the interface in 1d model for compound open-channel flows

Choi, S. U., Park, M. & Kang, H., 2006 Jan 1, Advances in Geosciences Volume 4: Hydrological Science (HS). World Scientific Publishing Co., p. 123-128 6 p.

Research output: Chapter in Book/Report/Conference proceedingChapter

32 Citations (Scopus)