UC Spark

Professor Roger Nokes

Civil and Natural Resources Engineering

Phone: +64 3 364 2987 ext. 7319
 Office: Civil/Mechanical Engineering E427

Fields of Research

  • Tsunami generation
  • Jets and plumes
  • Gravity currents
  • Mixing in stratified flows

Researcher Summary

Research interests include:
- Turbulent mixing in open channels
- Double-diffusive convection
- Mixing in stratified flows
- Internal gravity waves and intrusive flows
- Geophysical fluid dynamics
- Application of computer technology to experimental methods in fluid dynamics

Subject Area: Disciplines

Affiliations

Publications


  • Whittaker, C.N., Nokes, R.I. and Davidson, M.J. (2012) Experimental and numerical modelling of landslide-generated tsunamis. Launceston, Australia: 18th Australasian Fluid Mechanics Conference (AFMC), 3-7 Dec 2012. (Conference Contribution - Paper in published proceedings)
  • Crowe, A.T., Davidson, M.J. and Nokes, R.I. (2012) Maximum height and return point velocities of desalination brine discharges. Launceston, Australia: 18th Australasian Fluid Mechanics Conference (AFMC), 3-7 Dec 2012. (Conference Contribution - Paper in published proceedings)
  • Sue, L.P., Nokes, R.I. and Davidson, M.J. (2011) Tsunami generation by submarine landslides: Comparison of physical and numerical models. Environmental Fluid Mechanics 11(2): 133-165. http://dx.doi.org/10.1007/s10652-010-9205-9. (Journal Article)
  • Kashima, A., Lee, P.J. and Nokes, R. (2010) Accuracy of Instantaneous Flow Rate Estimation Using Pressure Measurements. Auckland, New Zealand: 17th Australasian Fluid Mechanics Conference, 5-9 Dec 2010. (Conference Contribution - Paper in published proceedings)
  • Scheepbouwer, E. and Davidson M.J., Nokes R.I. (2010) An Investigation into the Behaviour of a Jet at an Oblique Angle to a Across-flow. Auckland, New Zealand: IAHR-APD 2010 Congress, 21-24 Feb 2010. (Conference Contribution - Paper in published proceedings)
  • Davidson, M.J., Oliver, C.J. and Nokes, R.I. (2010) Dilution of Desalination Plumes. Langkawi, Malaysia: 6th International Conference on Marine Waster Water Discharges & Coastal Environment (MWWD 2010), 25-29 Oct 2010. (Conference Contribution - Full conference paper)
  • Crowe, A. and Davidson M.J., Nokes R.I. (2010) Inclined Negatively Buoyant Jets and Seabed Impingement. Langkawi, Malaysia: 6th International Conference on Marine Waster Water Discharges & Coastal Environment (MWWD 2010), 25-29 Oct 2010. (Conference Contribution - Paper in published proceedings)
  • Nokes, R.I., McBryde, J.D., Davidson, M.J. and Allis, M.J. (2010) Modelling the front condition of rigid boundary gravity currents. Athens, Greece: 6th International Symposium on Environmental Hydraulics, 23-25 Jun 2010. In Environmental Hydraulics 183-188. (Conference Contribution - Paper in published proceedings)
  • Nokes, R., Sue, L. and Davidson, M. (2010) Modelling Tsunami Generated by Submarine Landslides. Auckland, New Zealand: 17th Australasian Fluid Mechanics Conference, 5-9 Dec 2010. (Conference Contribution - Paper in published proceedings)
  • Khan, S., Melville, B.W., Nokes, R., Shamseldin, A.Y. and Friedrich, H. (2010) Numerical investigation of the Reynolds number dependence of the flow within model ponds at different geometric scale ratios. Auckland, New Zealand: IAHR-APD 2010 Congress, 21-24 Feb 2010. (Conference Contribution - Paper in published proceedings)
  • Radice, A., Nokes, R. and Ballio, F. (2010) Preliminary results from an application of PTV to bed-load grains. Braunschweig, Germany: River Flow 2010: International Conference on Fluvial Hydraulics, 8-10 Sep 2010. In Proceedings of River Flow 2010, Volume 2 1681-1686. (Conference Contribution - Paper in published proceedings)
  • Taylor, D., Delaux, S., Stevens, C., Nokes, R. and Schiel, D. (2010) Settlement rates of macroalgal algal propagules: cross-species comparisons in a turbulent environment. Limnology and Oceanography 55(1): 66-76. http://www.aslo.org/lo/toc/vol_55/issue_1/0066.pdf. (Journal Article)
  • Biggs, C., Nokes, R. and Vennell, R. (2010) The dynamics of a steady shallow turbulent jet. Auckland, New Zealand: IAHR-APD 2010 Congress, 21-24 Feb 2010. (Conference Contribution - Paper in published proceedings)
  • Plew, D., Nokes, R., Noering, J. and Kenall-Grant, M. (2010) The structure of flows in suspended aquaculture canopies. Auckland, New Zealand: IAHR-APD 2010 Congress, 21-24 Feb 2010. (Conference Contribution - Paper in published proceedings)
  • Scheepbouwer, E., Davidson, M.J. and Nokes, R.I. (2010) Transitional behaviour of buoyant jets moving along three-dimensional paths. Athens, Greece: 6th International Symposium on Environmental Hydraulics, 23-25 Jun 2010. In Environmental Hydraulics 129-134. (Conference Contribution - Paper in published proceedings)
  • Plew, D.R., Enright, M.P., Nokes, R.I. and Dumas J.K. (2009) Effect of mussel bio-pumping on the drag on and flow around a mussel crop rope. Aquacultural Engineering 40(2): 55-61. http://dx.doi.org/10.1016/j.aquaeng.2008.12.003. (Journal Article)
  • Khan, S., Melville, B.W., Shamseldin, A.Y., Rajnish, S. and Nokes, R. (2009) Effect of Vertical Locations of Inlet and Outlet on Hydraulics of Stormwater Retention Ponds using Numerical Modeling. Vancouver, Canada: 33rd IAHR Congress: Water Engineering for a Sustainable Environment, 9-14 Aug 2009. (Conference Contribution - Paper in published proceedings)
  • Wait, B.R., Nokes, R. and Webster-Brown, J.G. (2009) Freeze-thaw dynamics and the implications for stratification and brine chemistry in meltwater ponds on the McMurdo Ice Shelf, Antarctica. Antarctic Science 21: 243-254. http://dx.doi.org/10.1017/S0954102009001904. (Journal Article)
  • Biggs, C., Nokes, R. and Vennell, R. (2009) Laboratory investigation of an ebb tidal jet. Wellington, New Zealand: Coasts and Ports 2009, 16-18 Sep 2009. (Conference Contribution - Paper in published proceedings)
  • Nokes, R., McBryde, J., Davidson, M. and Allis, M. (2009) Why do slip and no-slip boundary gravity currents travel at different speeds? Santa Barbara, CA, USA: Modeling of turbidity currents and related gravity currents 2nd Workshop, 1-3 Jun 2009. (Conference Contribution - Full conference paper)
  • Oliver, C.J., Davidson, M.J. and Nokes, R.I. (2008) k-ε Predictions of the initial mixing of desalination discharges. Environmental Fluid Mechanics 8(5-6): 617-625. http://dx.doi.org/10.1007/s10652-008-9108-1. (Journal Article)
  • Nokes, R.I., Davidson, M.J., Stepien, C.A., Veale, W.B. and Oliver, R.L. (2008) The front condition for intrusive gravity currents. Journal of Hydraulic Research 46(6): 788-801. http://dx.doi.org/10.1080/00221686.2008.9521923. (Journal Article)
  • Lim, K., Ivey, G.N. and Nokes, R.I. (2008) The generation of internal waves by tidal flow over continental shelf/slope topography. Environmental Fluid Mechanics 8(5-6): 511-526. http://dx.doi.org/10.1007/s10652-008-9085-4. (Journal Article)
  • Scheepbouwer, E., Davidson, M.J. and Nokes, R.I. (2008) Tracer distributions of line advected thermals. Environmental Fluid Mechanics 8(5-6): 561-568. http://dx.doi.org/10.1007/s10652-008-9100-9. (Journal Article)
  • Oliver, C.J., Davidson, M.J. and Nokes, R.I. (2007) CFD predictions for inclined hypersaline jets. Tempe, AZ, USA: Fifth International Symposium on Environmental Hydraulics (ISEH V), 4-7 Dec 2007. (Conference Contribution - Full conference paper)
  • Kikkert, G.A., Davidson, M.J. and Nokes, R.I. (2007) Characterising strongly advected discharges in the initial dilution zone. Environmental Fluid Mechanics 7(1): 23-41. http://dx.doi.org/10.1007/s10652-006-9011-6. (Journal Article)
  • Maxworthy, T. and Nokes, R.I. (2007) Experiments on gravity currents propagating down slopes. Part 1. The release of a fixed volume of heavy fluid from an enclosed lock into an open channel. Journal of Fluid Mechanics 584: 433-453. http://dx.doi.org/10.1017/S0022112007006702. (Journal Article)
  • Nikora, V., Nokes, R., Veale, W., Davidson, M. and Jirka, G. (2007) Large-scale turbulent structure of uniform shallow free-surface flows. Environmental Fluid Mechanics 7(2): 159-172. http://dx.doi.org/10.1007/s10652-007-9021-z. (Journal Article)
  • Scheepbouwer, E., Davidson, M.J. and Nokes, R.I. (2007) Line advected thermals and puffs - revisited1. Tempe, AZ, USA: Fifth International Symposium on Environmental Hydraulics (ISEH V), 4-7 Dec 2007. (Conference Contribution - Full conference paper)
  • Sue, L.P., Nokes, R.I. and Walters, R.A. (2007) Modelling of Underwater Landslide Induced Tsunami. Melbourne, Australia: Coasts and Ports Conference 2007, 17-20 Jul 2007. In Coasts & Ports 2007 6pp. (Conference Contribution - Paper in published proceedings)
  • Chen, B-F., Wu, C-H. and Nokes, R.I. (2006) 3D fully non-linear sloshing fluid in tanks. Egmond aan Zee, The Netherlands: European Conference on Computational Fluid Dynamics (ECCOMAS CFD 2006), 5-8 Sep 2006. (Conference Contribution - Full conference paper)
  • Nokes, R.I., Davidson, M.J. and Stepien, C.A. (2006) A Front Condition for Intrusive Gravity Currents. Perth, Australia: 6th International Symposium on Stratified Flows (ISSF2006), 11-14 Dec 2006. In Proceedings Sixth International Symposium on Stratified Flows 440-445. (Conference Contribution - Paper in published proceedings)
  • Sue, L.P., Nokes, R.I. and Walters, R.A. (2006) Experimental modelling of tsunami generated by underwater landslides. Science of Tsunami Hazards 24(4): 267-287. http://tsunamisociety.org/244sue.pdf. (Journal Article)
  • Maxworthy, T. and Nokes, R.I. (2006) Experiments on Gravity Currents Released From Short, Closed Locks Propagating Down Sloping Open Channels. Perth, Australia: 6th International Symposium on Stratified Flows (ISSF2006), 11-14 Dec 2006. In Proceedings Sixth International Symposium on Stratified Flows 434-439. (Conference Contribution - Paper in published proceedings)
  • Lim, K., Ivey, G. and Nokes, R. (2006) Internal Wave Generation Over the Continental Slope - A Laboratory Experiment. Perth, Australia: 6th International Symposium on Stratified Flows (ISSF2006), 11-14 Dec 2006. In Proceedings Sixth International Symposium on Stratified Flows 527-532. (Conference Contribution - Paper in published proceedings)
  • Smith, B.W., Chase, J.G., Shaw, G.M. and Nokes, R.I. (2006) Simulating transient ventricular interaction using a minimal cardiovascular system model. Physiological Measurement 27(2): 165-179. http://dx.doi.org/10.1088/0967-3334/27/2/007. (Journal Article)
  • Plew, D.R., Spigel, R.H., Stevens, C.L., Nokes, R.I. and Davidson, M.J. (2006) Stratified flow interaction with a suspended canopy. Environmental Fluid Mechanics 6(6): 519-539. http://dx.doi.org/10.1007/s10652-006-9008-1. (Journal Article)
  • Fleming, J.G., Walters, R.A., Sue, L.P. and Nokes, R.I. (2005) Experimental Design for Solid Block and Granular Submarine Landslides: A Unified Approach. In K. Satake (Ed.), Tsunamis: Case Studies and Recent Developments (Advances in Natural and Technological Hazards Rese ed.): 259-277. Amsterdam: Springer. (Chapter in Book)
  • Smith, B.W., Chase, J.G., Shaw, G.M. and Nokes, R.I. (2005) Experimentally verified minimal cardiovascular system model for rapid diagnostic assistance. Control Engineering Practice (CEP) 13(9): 1183-1193. http://dx.doi.org/10.1016/j.conengprac.2004.10.014. (Journal Article)
  • Chen, B-F. and Nokes, R.I. (2005) Time-independent finite difference analysis of fully non-linear and viscous fluid sloshing in a rectangular tank. Journal of Computational Physics 209(1): 47-81. (Journal Article)
  • Huang, J.F., Davidson, M.J. and Nokes, R.I. (2005) Two-dimensional and line jets in a weak cross-flow. Journal of Hydraulic Research (JHR) 43(4): 390-398. (Journal Article)
  • Plew, D.R., Nokes, R.I. and Davidson, M.J. (2004) Flow patterns in the wake of model mussel long-lines. Hong Kong: 4th International Symposium on Environmental Hydraulics, 15-18 Dec 2004. (Conference Contribution - Full conference paper)
  • Kikkert, G., Davidson, M.J. and Nokes, R.I. (2004) Light attenuation data from weakly and strongly advected discharges. Hong Kong: 4th International Symposium on Environmental Hydraulics, 15-18 Dec 2004. In Environmental Hydraulics: Proceedings of the 4th International Symposium on Environmental Hydraulics and the 14th Congress of Asia and Pacific Division, International Association of Hydraulic Engineering and Research Vol. 1 337-342. (Conference Contribution - Paper in published proceedings)
  • Smith, B.W., Chase, J.G., Nokes, R., Shaw, G.M. and Wake, G. (2004) Minimal Haemodynamic System Model Including Ventricular Interaction and Valve Dynamics. Medical Engineering and Physics 26(2): 131-139. (Journal Article)
  • Smith, B.W., Chase, J.G., Shaw, G.M. and Nokes R.I. (2003) A Minimal Cardiovascular System Haemodynamic Model for Rapid Diagnostic Assistance. Melbourne, Australia: 5th IFAC Symposium on Modelling and Control in Biomedical Systems, 21-23 Aug 2003. In Proceedings of the 5th IFAC Symposium on Modelling and Control in Biomedical Systems 427-432. http://www.cs.usyd.edu.au/~ifactc82/docs/table_of_contents.pdf. (Conference Contribution - Paper in published proceedings)
  • Ballard C., Nokes R. and Davidson, M. (2003) Dynamics of Free Surface Gravity Currents in Lock Exchange Flows. Thessaloniki, Greece: XXVII IAHR Congress, 24-29 Aug 2003. In Theme C 1 373-380. http://iahr2003.internet.gr/. (Conference Contribution - Full conference paper)
  • Smith, B.W., Chase, J.G., Nokes, R.I., Coope, I.D. and Shaw, G.M. (2003) Optimisation based identification of cardiovascular system model parameters for patient specific diagnostic assistance. Sydney, Australia: World Congress on Medical Physics and Biomedical Engineering (WC2003), 24-29 Aug 2003. (Conference Contribution - Full conference paper)
  • Smith, B.W., Chase, J.G., Nokes, R.I., Shaw, G.M. and David, T. (2003) Velocity profile method for time varying resistance in minimal cardiovascular system models. Physics in Medicine and Biology 48(20): 3375-3387. (Journal Article)
  • Nokes, R. (2002) Interface Proxy Classes in Object-Oriented User Interface Design: An Extension to the Model-View Architecture. New Zealand Journal of Applied Computing and Information Technology 6(1): 37-44. (Journal Article)
  • Nokes, R.I. (1999) Issues in object construction and initialisation. New Zealand Journal of Applied Computing and Information Technology 3(1): 58--67. (Journal Article)
  • Stamp, A. P., Hughes, G.O., Nokes, R.I. and Griffiths, R.W. (1998) The coupling of Waves and Convection. J. Fluid Mech 372: 231--271. (Journal Article)
  • Hughes G, Nokes R. (1995) Wave-convection coupling in multi-component convection: an experimental study. In Brandt A, Fernando H (Ed.), Double Diffusive Convection: 49-56. Washington: American Geophysical Union. (Chapter in Book)