• Computational fluid mechanics (CFD), open-channel turbulence, sediment transport, watershed modeling, wave-current interaction, coastal sediment processes

1. Automation of Hydraulic Measurements in Flume Experiments, 04/01/09-03/31/10, $135,000, supported by FHWA
2. Computational Design Tool for Bridge Hydrodynamic Loading in Inundated Flows of Midwest Rivers, 01/09-12/09, $121,536, Supported by FHWA/MATC with $60,000, the Holland Supercomputer Center with $30,000, and the University of Nebraska with $31,536.
3. High Performance CFD Modeling Using TRACC at ANL, Phase III, 01/09-09/09, $50,000, Supported by FHWA
4. Supplemental to "High Performance CFD Modeling Using TRACC at ANL, Phase II," $23,600, 03/09-05/09, Supported DOE Argonne National Lab-TRACC
5. Experimental Study of Cohesive Sediment Initiation, Phase II, 10/08-09/09, $40,000, Supported by FHWA
   • PowerPoint: Near wall turbulence and bedload initiation
6. Experimental Study of Fractional Bedload Transport, Phase I, 05/08 - 04/09, $47,000, Supported by FHWA
7. Experimental Study of Cohesive Sediment Initiation, Phase I, 10/07-09/08, $55,000, Supported by FHWA
8. High Performance CFD Modeling Using TRACC at ANL, Phase II, 03/08-02/09, $50,000, Supported DOE Argonne National Lab-TRACC
9. High Performance CFD Modeling Using TRACC at ANL, Phase I, 03/07-02/08, $60,000, Supported by FHWA
   • Animation of Flow over Bridge Deck: 2D free surface contour, velocity contour; 3D free surface, velocity
   • Publication in Public Roads
10. Bridge Pressure Flow Scour, Supported by FHWA
    • Report: Bridge Pressure Flow Scour

Courses taught in NU:

• CIVE 310 - Fluid Mechanics
• CIVE 319 - Hydraulics Lab
• CIVE 419 - Flow Systems Design
• CIVE 454 - Hydraulic Engineering
• CIVE 898 - Special Topic: Computational Turbulent Flow

• Proposal Reviewer, NSF Division of Earth Sciences, 2007
  
• Associate Editor, ASCE Journal of Hydraulic Engineering, Jan. 2004 - May 2007
  
• Chairman of the Organizing Committee, the 13th IAHR-APD Congress, Singapore, Aug. 2002

• Presentation at ISEH 2007
  
• Presentation at EWRI Congress 2006
  
• Presentation at 36th AIAA Fluid Dynamics Conference

• Guo, J. (Editor-in-Chief) (2002). Advances in Hydraulics and Water Engineering, Proc. 13th IAHR-APD Congress, World Scientific, Singapore.
  
• Guo, J., and Julien, P. Y. (1999). Solutions Manual of Erosion and Sedimentation. Colorado State University, Fort Collins, CO.
• Kerenyi, K., Sofu, T., and Guo, J. "Using Supercomputers to Determine Bridge Loads." Public Roads, 72(2), 28-34.
• Guo, J., and Julien, P. Y. (2008). "Application of the modified log-wake law in open-channels." J. Applied Fluid Mech., 1(2), 17-23.
  
• Guo, J., and Julien, P. Y. (2007). "Buffer law and transitional roughness effect in turbulent open-channel flows." IAHR 5th International Symposium on Environmental Hydraulics, Tempe, Arizona, 4-7 Dec. 2007. Presentation slides
• Guo, J. (2006). "Self-similarity of mean flow in pipe turbulence." AIAA Paper 2885, 36th AIAA Fluid Dynamics Conference and Exhibit, San Francisco, CA.
  Presentation slides
• Guo, J., Julien, P.Y., and Meroney, R.N (2005). "Modified log-wake law for zero-pressure-gradient turbulent boundary layer." J. Hydraul. Res., IAHR, 43(4), 421-430.
  
• Guo, J. and Julien, P.Y. (2005). "Shear stress in smooth rectangular open-channel flows." J. Hydraul. Engrg., ASCE, 131(1), 30-37.
  
• Guo, J. and Julien, P.Y. (2004). "Efficient algorithm for computing Einstein integrals." J. Hydraul. Engrg., ASCE, 130(12), 1198-1201.
  Fortran Program: Einstein.f90; Application: Missouri.f90
  See how others comment this work: Discussion of "Efficient algorithm for computing Einstein integrals." J. Hydrail. Engrg., ASCE, 132(3),
• Guo, J. and Julien, P.Y. (2003). "Modified log-wake law for turbulent flow in smooth pipes." J. Hydraul. Res., IAHR, 41(5), 493-501.
  
• Guo, J. (2002). "Logarithmic matching and its applications in computational hydraulics and sediment transport." J. Hydraul. Res., IAHR, 40(5), 555-565.
  See how others comment this work: "Explicit of formulation of the Shields diagram for incipient motion of sediment." J. Hydraul. Engrg., ASCE, 132(10), 1097-1099.
• Guo, J. (2002). "Simple and explicit solution of wave dispersion equation. [full text]" Coastal Engrg. Elsevier, 45(2), 71-74.
  This work has been included in Prof. John Fenton's lecture: Coast and Harbour Engineering, page 39.
• Guo, J. (2002). "Hunter Rouse and Shields diagram." Advances in Hydraulics and Water Engineering, Proc. 13th IAHR-APD Congress, Vol. 2, 1096-1098
  The original version of the Shields-Rouse equation.
  This work has been included in lectures of the University of Maine: Particle Dynamics
• Guo, J. and Julien, P.Y. (2001). "Turbulent velocity profiles in sediment-laden flows." J. Hydraul. Res., IAHR, 39(1), 11-23.