##### History

##### Research Papers

1. Yeh, G. T., 1999. Computational Subsurface Hydrology Fluid Flows. Kluwer Academic Publishers. 277 pages.

2. Yeh, G. T., 2000. Computational Subsurface Hydrology Reactions, Transport, and Fate. Kluwer Academic Publishers. 318 pages.

3. Zhang, F., G. T. Yeh, and J. C. Parker, 2012. Groundwater Reactive Transport Models. Bentham e-Books, Bentham Science Publishers (http://www.bentham.org).

4. Avila, R., H. Monken-Fernandes, B. Newman, J. Simunek, G. T. Yeh, and C. Yu, 2013. Mathematical Models for Assessing Remediation of Radioactively Contaminated Sites. International Atomic Energy Agency (IAEA), United Nations, Vienna, Austria.

1. Yeh, G. T., M. H. Li, and M. D. Siegel, 2002. Fluid Flows and Reactive Chemical Transport in Variably Saturated Subsurface Media. Chapter 7 in Environmental Fluid Mechanics Theories and Applications (Shen, H. H., A. H. D. Cheng, K. H. Wang, M. H. Teng, and C. C. K. Liu, eds), American Society of Civil Engineering (ASCE), 181 Alexander Bell Drive, Reston, Virginia 20191-4400, USA. pp. 207-255.

2. Yeh, G. T. and Y. Li, 2010. The Impact of Urbanization of Wekiva Springshed on Groundwater, Chapter 5. Effects of Urbanization on Groundwater: An Engineering Case-based Approach for Sustainable Development (ed Ni-Bin Chang), Urbanization Effects on Groundwater Task Committee, Groundwater Hydrology Committee, Groundwater Council, Environmental and Water Resources Institute (EWRI) of the American Society of Civil Engineers. Pp. 90-118.

3. Yeh, G. T., V. J. Tripathi, J. P. Gwo, H. P. Cheng, R. J. Cheng, K. M. Salvage, M. H. Li, Y. L. Fang, Y. Li, J. T. Sun, F. Zhang, and M. D. Siegel, 2012. Chapter 1: HYDROGEOCGEM: A Coupled Model of Variably Saturated Flow, Thermal Transport, and Reactive Biogeochemical Transport. Groundwater Reactive Transport Models (eds. F. Zhang, G. T. Yeh, and J. C. Parker). Bentham e-Books, Bentham Science Publishers (http://www.bentham.org) .

4. Tsai, C. H. annd G. T. Yeh, 2013. An Advanced Constitutive Law in Multiphase Flow Model for Simulations in Compressible Media. Recent advances in Hydrogeology, American Geophysical Union, Chap 2, pp.27-56., 2013.

1. Li, W. H. and G. T. Yeh, 1968. Dispersion at the interface of miscible liquids in a soil, Water Res. Res. 4(2):369 377, April 1968. . (IF: 2.447, 3/66 in Water Resources)

2. Yeh, G. T., 1981. On the computation of Darcian velocity and mass balance in finite element modeling of groundwater flow, Water Res. Res. 17(5):1529 34, October 1981. (IF: 2.447, 3/66 in Water Resources)

3. Yeh, G. T. and T. Tamura, 1982. Geohydrochemical considerations in land disposals of low level wastes, Nuclear Sciences and Engineering, 82:206 219. (IF: 0.654, 21/33 in Nuclear Science & Technology)

4. Yeh, G. T. and R. J. Luxmoore, 1983. Modeling moisture and thermal transport in unsaturated porous media, J. Hydrology, 64:299 309. (IF: 2.433, 4/66 in Water Resources)

5. Hwang, J. C., Cho, W. C., and G. T. Yeh, 1984. An eigenvalue solution continuous in time to the spatially discretized solute transport equation in steady state groundwater flow, Water Res. Res. 20(11):1725 32, November 1984. (IF: 2.447, 3/66 in Water Resources)

6. Yeh, G. T., Hwang, J. C., and W. C. Cho, 1985. Subregion Iteration of finite element method for large field problems of groundwater solute transport, J. Hydraulic Division, HY3, ASCE 111(HY3):547 51, March 1985. (ISSN: 0044-796X)

7. Yeh, G. T., 1985. Comparison of successive iteration and direct methods to solve finite element equations of aquifer contaminant transport, Water Res. Res. 21(3):272 80, March 1985. (IF: 2.447, 3/66 in Water Resources)

8. Wong, K F V., Yeh, G. and E. Davis, 1985. Field validation of the geohydrology simulation model, FEWA, Applied Mathematical Modelling, 9:347 352, October 1985. (IF: 1.375, 39/123 in Mechanics)

9. Yeh, G. T., 1986. An orthogonal upstream finite element approach to modelling aquifer contaminant transport, Water Res. Res. 22(6): 952 964, June 1986. (IF: 2.447, 3/66 in Water Resources)

10. Wong, K F V. and G. T. Yeh, 1986. Field Validation of the contaminant transport model, FEMA, Applied Mathematical Modelling, 10:155-162, June 1986. (IF: 1.375, 39/123 in Mechanics)

11. Wong, K-F V., G. T. Yeh, and E. C. Davis, 1987. Predictive application of an ORNL geohydrological model. Ground Water, 25(3):342-345, May-June 1987. (IF: 1.831, 13/66 in Water Resources)

12. Tripathi, V. S. Yeh, G. T., and M. D. Siegal, 1987. A Benchmark in Portable Fortran: Speeds of CPU and in memory data transfer operations for hydrogeochemical models, Computers & Geosciences, 13(4):405-408. (IF: 1.142, 87/155 in Geosciences, Multidisciplinary)

13. Sharma, M. L., Luxmoore, R. J., DeAngelis, R., Ward, R. C. and G. T. Yeh, 1987. Subsurface water flow for hillslopes with spatially dependent soil hydraulic characteristics, Water Res. Res. 23(8):1523-1530, August 1987. (IF: 2.447, 3/66 in Water Resources)

14. Yeh, G. T. and V. S. Tripathi, 1989. A critical evaluation of recent developments of hydrogeochemical transport models of reactive multi-chemical components. Water Resour. Res. 25(1):93-108, January 1989. (IF: 2.447, 3/66 in Water Resources)

15. Yeh, G. T. and V. S. Tripathi, 1989. Correction to A critical evaluation of recent developments of hydrogeochemical transport models of reactive multi-chemical components. Water Resour. Res., 25(5):1066-1066, May 1989. (IF: 2.447, 3/66 in Water Resources)

16. Yeh, G. T., 1990. A Lagrangian-Eulerian method with zoomable hidden fine-mesh approach to solving advection-dispersion equations, Water Resources Res. 26(6): 1133-1144 June 1990. (IF: 2.447, 3/66 in Water Resources)

17. Yeh, G. T. and V. S. Tripathi, 1991. A model for simulating transport of reactive multispecies components: Model development and demonstration. Water Resour. Res. 27(12):3075-3094, December 1991. (IF: 2.447, 3/66 in Water Resources)

18. Yeh, G. T., J. R. Chang, and T. E. Short. 1992. An Exact Peak Capturing and Essentially Oscillation-Free Scheme to Solve advection-dispersion-reactive transport equations. Water Resour. Res. 28(11):2937-2951, November 1992. (IF: 2.447, 3/66 in Water Resources)

19. Tripathi, V. S. and G. T. Yeh. 1993. A performance of scalar, vector, and concurrent vector computers including supercomputers for modeling transport of reactive contaminant in groundwater, Water Resour. Res. 29(6):1819-1823, June 1993. (IF: 2.447, 3/66 in Water Resources)

20. Yeh, G. T., J. R. Chang, H. P. Cheng, and C. H. Sung. 1995. An adaptive local grid refinement based on the exact peak capturing and oscillation free scheme to solve transport equations, Computers and Fluids, 24(3):293-332. (IF: 1.270, 48/123 in Mechanics)

21. Gwo, J. P., G. V. Wilson, P. M. Jardine, and G. T. Yeh. 1995. A multiple-pore-region concept to modeling mass transfer in subsurface media, Journal of Hydrology, 164(2): 217-237. (IF: 2.433, 4/66 in Water Resources)

22. Yeh, Dorothea and G. T. Yeh. 1995. Computer evaluation of high order numerical schemes to solve advective transport problems. Computers & Fluids, 24(8):919-929. (IF: 1.270, 48/123 in Mechanics)

23. Cheng, J. R., H. P. Cheng, and G. T. Yeh. 1996. A Lagrangian-Eulerian Method with Adaptively Local Zooming and Peak/Valley Capturing Approach to Solve Two-Dimensional Advection-Diffusion Transport Equations. International J. for Numerical Methods in Engineering, 39:987-1016. (IF: 2.025, 8/79 in Engineering, Multidisciplinary)

24. Cheng, H. P., J. R. Cheng, and G. T. Yeh. 1996. A particle tracking technique for the Lagrangian-Eulerian finite element method in multi-dimensions. International J. for Numerical Methods in Engineering, 39:1115-1136. (IF: 2.025, 8/79 in Engineering, Multidisciplinary)

25. Gwo, J.P., P.M. Jardine, and G.T. Yeh. 1996. Using a multiregion model to study the effects of advective and diffusive mass transfer on local physical nonequilibrium and solute mobility in a structured soil. Water Resour. Res. 32(3):561 570, March 1996. (IF: 2.447, 3/66 in Water Resources)

26. Yeh, H. D., R. H. Lu, and G. T. Yeh. 1996. Finite element modeling for land displacements due to pumping. International Journal for Numerical and Analytical Methods in Geomechanics, 20:2(79-99). (IF: 1.301, 7/27 in Engineering, Geological)

27. Cheng, H. P. and G. T. Yeh, 1997. On simulating temperature-dependent reactive chemical transport in porous media under chemical equilibrium. Advances Environmental Research 1(3):345-372.

28. Cheng, H. P., G. T. Yeh, M. H., Li, J. Xu, and R. Carsel. 1998. A study of incorporating the multigrid method into the three-dimensional finite element discretization. International Journal for Numerical Methods in Engineering, 41:499-526. (IF: 2.025, 8/79 in Engineering, Multidisciplinary).

29. Cheng, H. P., J. R. Cheng, and G. T. Yeh, 1998. A Lagrangian-Eulerian Method with Adaptively Local Zooming and Peak/Valley Capturing Approach to Solve Three-Dimensional Advection-Diffusion Transport Equations. International Journal for Numerical Methods in Engineering, 41:587-615. (IF: 2.025, 8/79 in Engineering, Multidisciplinary)

30. Salvage, K. M. and G. T. Yeh, 1998. Development and application of a numerical model of kinetic and equilibrium microbiological and geochemical reactions (BIOKEMOD). J. of Hydrology. 209:27-52. (IF: 2.433, 4/66 in Water Resources)

31. Cheng, J. R., R. O. Strobl, G. T. Yeh, H. C. Lin, and W. Choi, 1998. Modeling of two-dimensional density-dependent flow and transport through saturated-unsaturated porous media. J. Hydrologic Engineering, ASCE, 3(4): 248-257, October 1998. (IF: 1.098, 34/66 in Water Resources). (IF: 1.098, 34/66 in Water Resources)

32. Yeh, G. T., G. Iskra, J. M. Zachara, and J. E. Szecsody, 1998. Development and verification of a mixed chemical kinetic and equilibrium model. Advances in Environmental Research 2(1):24-56. . (ISSN 1093-0191)

33. Cheng, H. P. and G. T. Yeh, 1998. On simulating the reactive transport with dominating precipitated species controlling chemical equilibrium. Computational Geosciences, 2: 151-170. (IF: 1.306, 76/155 in Geosciences, Multidisciplinary)

34. Cheng, H. P. and G. T. Yeh, 1998. Development and demonstrative application of a three-dimensional numerical model of subsurface flow, heat transfer, and reactive chemical transport: 3DHYDROGEOCHEM. J. Contaminant Hydrology, 34:47-83. (IF: 2.010, 9/66 in Water Resources)

35. Li, M. H., H. P. Cheng, and G. T. Yeh, 2000. Solving 3-d subsurface density-dependent flow and transport problems with an adaptive multigrid approach. ASCE J. Hydrologic Engineering. 5(1):74-81, January 2000. (IF: 1.098, 34/66 in Water Resources)

36. Yeh, G. T., M. D. Siegel, and M. H. Li, 2001. Numerical Modeling of Coupled Fluid Flows and Reactive Transport Including Fast and Slow Chemical Reactions. J. Contaminant Hydrology. 47:379-390. (IF: 2.010, 9/66 in Water Resources)

37. Yeh, G. T., W. D. Burgos, and J. M. Zachara, 2001. Modeling and measuring biogeochemical reactions: System consistency, data needs, and rate formulation. Advances in Environmental Research. 5:219-237.

38. Gwo, J. P., E. F. D’Azevedo, H. Frenzel, M. Mayes, G. T. Yeh, P. M. Jardine, K. M. Salvage, and F. M. Hoffman, 2001. HBGC123D: A high performance computer model of coupled hydrogeological and bigeochemical processes. Computers and Geosciences. 27:1231-1242. (IF: 1.142, 87/155 in Geosciences, Multidisciplinary)

39. Burgos, W. D., A. R. Richard, G. T. Yeh, Y. L. Fang, A. S. Fisher, B. H. Jeon, and B. A. Dempsey, 2002. Theoretical and experimental considerations related to mechanistic modeling of iron(III) oxide bioreduction. Geomicrobiology J. 19:253-287. (IF: 1.708, 76/181 in Environmental Sciences)

40. Burgos, W. D., Y. L. Fang, R. A. Royer, G. T. Yeh, J. J. Stone, B. H. Jeon, and B. A. Dempsey, 2003. Reaction-based Modeling of Quinone-mediated Bacterial Iron(III) Reduction. Geochimica Cosmochimica Actas. 67(15):2735-2748. (IF: 4.385, 2/75 in Geochemistry & Geophysics)

41. Fang, Y., G. T. Yeh, and W. D. Burgos, 2003. A Generic Paradigm to Model Reaction-Based Biogeochemical Processes in Batch Systems. Water Resources Research 33(4):1083-1118. (IF: 2.447, 3/66 in Water Resources)

42. Li, M. H., H. P. Cheng, and G. T. Yeh, 2005. An adaptive multigrid approach for the simulation of contaminant transport in 3D subsurface. Computers & Geosciences. 31:1028-1041. (IF:1.142, 87/155 in Geosciences, Multidisciplinary)

43. Fang, Y. L., S. B. Yabusaki, and G. T. Yeh, 2006. A general simulator for reaction-based biogeochemical processes. Computers & Geosciences 32:64-72. (IF: 1.142, 87/155 in Geosciences, Multidisciplinary)

44. Suk, H. and G. T. Yeh, 2007. 3D, three-phase flow simulations using the Lagragian-Eulerian approach with adaptively zooming and peak/valley capturing scheme (LEZOOMPC). Hydrologic Engineering, ASCE, 12(1): 14-32. (IF: 1.098, 34/66 in Water Resources)

45. Zhang, F., G. T. Yeh, J. C. Parker, S. C. Brooks, M. N., Pace, Y. J. Kim, and P. M. Jardine, 2007. A reaction-based paradigm to model three-dimensional reactive chemical transport in groundwater. J. Contaminant Hydrology. 93:10-32. (IF: 2.010, 9/66 in Water Resources)

46. Yeh, H. D. and G. T. Yeh, 2007. Analysis of Point-Source and Boundary-Source Solutions of One-dimensional Groundwater Transport Equation. J. Environmental Engineering, ASCE. 133:11(1032-1041). (IF: 1.048, 30/106 in Engineering, Civil)

47. Zhang, F., L. Jiang, and G. T. Yeh. 2008. An adaptive local grid refinement and peak/valley capture algorithm to solve transport problems with moving sharp-fronts J Transport in Porous Media. 72:53–69, DOI 10.1007/s11242-007-9135-2. (IF:0.966, 59/128 in Engineering, Chemical)

48. Suk, H. and G. T. Yeh, 2008. Multiphase flow modeling with general boundary conditions and phase configuration changes using fractional flow approaches. Computers & Geosciences. 12:541-571, DOI 10.1007/s10596-008-9094-x. (IF: 1.142, 87/155 in Geosciences, Multidisciplinary)

49. Suk, H. and G. T. Yeh, 2009. A Multi-Dimensional Finite Element Particle Tracking Method for Solving Complex Transient Flow Problems. Journal of Hydrologic Engineering, ASCE, 14(7):759-766. DOI: 10.1061/(ASCE)HE.1943-5584.0000047. (IF: 1.098, 34/66 in Water Resources)

50. Gawande, N. A., D. R. Reinhart, and G. T. Yeh, 2009. Modeling microbiological and chemical processes in municipal solid waste bioreactor, part I: Development of a three-phase numerical model BIOKEMOD-3P, Waste Management, 30(2):202-210. doi:10.10.16/j.wasman.2009.09.009. (IF: 2.433, 49/181 in Environmental Sciences)

51. Gawande, N. A., D. R. Reinhart, and G. T. Yeh, 2009. Modeling microbiological and chemical processes in municipal solid waste bioreactor, part II: Application of numerical model BIOKEMOD-3P, Waste Management, 30(2):211-218 doi:10.10.16/j.wasman.2009.09.011. (IF: 2.433, 49/181 in Environmental Sciences)

52. Yeh, G. T., Y. L. Fang, F. Zhang, J. T. Sun, Y. Li, M. H. Li, and M. D. Siegel, 2010. Numerical Modeling of Coupled Fluid Flow and Thermal and Reactive Biogeochemical Transport in Porous and Fractured Media. Computational Geosciences 14(1): 149-170. 10.1007/s10596-009-9140-3. (IF: 1.306, 76/155 in Geosciences, Multidisciplinary)

53. Yeh, G. T., J P Gwo, M D Siegel, M H Li, Y L Fang, F Zhang, W S Luo, and S B Yabusaki, 2011. Innovative Mathematical Modeling in Environmental Remediation. Journal of Environmental Radioactivity. doi:10.1016/j.jenvrad.2011.06.010. 2011.

54. Park, Sang-Uk, Jun-Mo Kim, Byoung-Woo Yum, and Gour-Tsyh Yeh, 2012. Three-dimensional numerical simulation of salt water extraction schemes to mitigate seawater intrusion due to groundwater pumping in a coastal aquifer system. Journal of Hydrologic Engineering, 17(1):10-22, January 2012.

55. Tsai, C. H. annd G. T. Yeh, 2012. Retention Characteristics for Systems of Multiple Phase-Fluids. Terrestrial, Atmospheric, and Oceanic Sciences (TAO), 23(4):451-458, doi:10.3319/TAO.2012.0.14.01(Hy).

56. Tsai, C. H. annd G. T. Yeh, 2013. An Advanced Constitutive Law in Multiphase Flow Model for Simulations in Compressible Media. Recent advances in Hydrogeology, American Geophysical Union, Chap 2, pp.27-56., 2013.

57. C. I. Steefel, C. A. J. Appelo, B. Arora, D. Jacques, T. Kalbacher, O. Kolditz, V. Lagneau, P. C. Lichtner, K. U. Mayer, J. C. L. Meeussen, S. Molins, D. Moulton, H. Shao, J. Simunek, N. Spycher, S. B. Yabusaki, and G. T. Yeh, 2014. Reactive transport codes for subsurface environmental simulation. Comput Geosci. DOI 10.1007/s10596-014-9443-x

58. Sun, L., G. T. Yeh, F. P. Lin, and G. Zhou, 2015. Automatic quadrilateral mesh generation and quality improvement techniques for an improved combination method. Comput Geosci., 2015. DOI DOI 10.1007/s10596-015-9473-z.

59. Sun, L., G. T. Yeh, F. P. Lin, and G. Zhou, 2016. An automatic method for complete conversion of triangular mesh to quadrilateral mesh for with multiple domain geometry. Terr. Atmos. Ocean. Sci., Vol. 27, No. 1, 139-152, February 2016, doi: 10.3319/TAO.2015.09.14.01(Hy)

60. Yeh, G. T., 2016. Physical-Based Mathematical Models for Soil and Groundwater Remediation. Journal of Soil and Groundwater Remediation. Vol. 3, No. 4, pp. 229-259 (October 2016)

61. Sun, L., G. T. Yeh, X. Ma, F. P. Lin, and G. Zhao, 2017. Engineering applications of 2D and 3D finite element mesh generation in hydrogeology and water resources. Comput. Geosci (2017) 21:733-758. DOI10.1007/s10596-017-9654-z

62. Sun, L., G. T. Yeh, and G. Zhao, 2018. Applications of quadrilateral and quadrilateral-prism mesh generation in overland and subsurface simulations. Computational Geosciences. https://doi.org/10.1007/s10596-018-9752-6