Karsten Trulsen

Position: Professor of Applied Mathematics and Mechanics at the University of Oslo, Department of Mathematics, Fluid Mechanics Group Address: Matematisk Institutt, P.B. 1053 Blindern, NO-0316 Oslo, Norway Phone: (+47) 22 85 58 33 Fax: (+47) 22 85 43 49 Email: karstent@math.uio.no

Undervisning/Teaching:

Vår 2013: MEK1100 Feltteori og vektoranalyse   (nyttige lenker for MEK1100)

Some recent publications:

Trulsen, K., Zeng, H. & Gramstad, O.   2012   Laboratory evidence of freak waves provoked by non-uniform bathymetry.   Phys. Fluids 24, 097101 (10 pages). [Full-text at DUO]

Zeng, H. & Trulsen, K.   2012   Evolution of skewness and kurtosis of weakly nonlinear unidirectional waves over a sloping bottom.   Nat. Hazards Earth Syst. Sci. 12, 631-638.

Gramstad, O. & Trulsen, K.   2011   Fourth-order coupled nonlinear Schrödinger equations for gravity waves on deep water.   Phys. Fluids 23, 062102 (9 pages).

Gramstad, O. & Trulsen, K.   2011   Hamiltonian form of the modified nonlinear Schrödinger equation for gravity waves on arbitrary depth.   J. Fluid Mech. 670, 404-426.

Toffoli, A., Gramstad, O., Trulsen, K., Monbaliu, J., Bitner-Gregersen, E. & Onorato, M.   2010   Evolution of weakly nonlinear random directional waves: laboratory experiments and numerical simulations.   J. Fluid Mech. 664, 313-336.

Krogstad, H. E. & Trulsen, K.   2010   Interpretations and observations of ocean wave spectra.   Ocean Dynamics 60, 973-991.

Gramstad, O. & Trulsen, K.   2010   Can swell increase the number of freak waves in a wind-sea?   J. Fluid Mech. 650, 57-79.

Hjelmervik, K. B. & Trulsen, K.   2009   Freak wave statistics on collinear currents.   J. Fluid Mech. 637, 267-284.

Projects:

Inversion of radar remote sensing images and deterministic prediction of ocean waves

Nonlinear wind-waves, their modification by tidal currents, and application to Norwegian coastal waters