Karsten Trulsen
Professor
-
Matematisk institutt
English
E-post
karstent@math.uio.no
Telefon
+47-22855833
Rom
936
Brukernavn
Besøksadresse
Moltke Moes vei 35
Niels Henrik Abels hus
0851 OSLO
Postadresse
Postboks 1053 Blindern
0316 Oslo
Ledig stilling i fluidmekanikk, søknadsfrist 15.april 2012.
Undervisning vår 2012: MEK1100
Publikasjoner
- Zeng, Huiming & Trulsen, Karsten (2012). Evolution of skewness and kurtosis of weakly nonlinear unidirectional waves over a sloping bottom. Natural hazards and earth system sciences. ISSN 1561-8633. 12, s 631- 638 . doi: 10.5194/nhess-12-631-2012
- Gramstad, Odin & Trulsen, Karsten (2011). Fourth-order coupled nonlinear Schrödinger equations for gravity waves on deep water. Physics of fluids. ISSN 1070-6631. 23(6) . doi: 10.1063/1.3598316
- Gramstad, Odin & Trulsen, Karsten (2011). Hamiltonian form of the modified nonlinear Schrödinger equation for gravity waves on arbitrary depth. Journal of Fluid Mechanics. ISSN 0022-1120. 670, s 404- 426 . doi: 10.1017/S0022112010005355
- Gramstad, Odin & Trulsen, Karsten (2010). Can swell increase the number of freak waves in a wind sea?. Journal of Fluid Mechanics. ISSN 0022-1120. 650, s 57- 79 . doi: 10.1017/S0022112009993491
- Krogstad, Harald E & Trulsen, Karsten (2010). Interpretations and observations of ocean wave spectra. Ocean Dynamics. ISSN 1616-7341. 60(4), s 973- 991 . doi: 10.1007/s10236-010-0293-3
- Toffoli, Alessandro; Gramstad, Odin; Trulsen, Karsten; Monbaliu, Jaak; Bitner-Gregersen, Elzbieta & Onorato, Miguel (2010). Evolution of weakly nonlinear random directional waves: laboratory experiments and numerical simulations. Journal of Fluid Mechanics. ISSN 0022-1120. 664, s 313- 336 . doi: 10.1017/S002211201000385X
- Hjelmervik, Karina Bakkeløkken & Trulsen, Karsten (2009). Freak wave statistics on collinear currents. Journal of Fluid Mechanics. ISSN 0022-1120. 637, s 267- 284 . doi: 10.1017/S0022112009990607
- Onorato, M; Cavaleri, L; Fouques, S; Gramstad, Odin; Janssen, PAEM; Monbaliu, J; Osborne, AR et al. (2009). Statistical properties of mechanically generated surface gravity waves: a laboratory experiment in a three-dimensional wave basin. Journal of Fluid Mechanics. ISSN 0022-1120. 627, s 235- 257 . doi: 10.1017/S002211200900603X
- Onorato, M; Waseda, T; Toffoli, A; Cavaleri, L; Gramstad, Odin; Janssen, PAEM; Kinoshita, T et al. (2009). Statistical Properties of Directional Ocean Waves: The Role of the Modulational Instability in the Formation of Extreme Events. Physical Review Letters. ISSN 0031-9007. 102(11) . doi: 10.1103/PhysRevLett.102.114502
- Gramstad, Odin & Trulsen, Karsten (2007). Influence of crest and group length on the occurrence of freak waves. Journal of Fluid Mechanics. ISSN 0022-1120. 582, s 463- 472 . doi: 10.1017/S0022112007006507
- Trulsen, Karsten (2007). Weakly nonlinear sea surface waves - freak waves and deterministic forecasting , In Geir Hasle; Knut-Andreas Lie & Ewald Gunther Quak (ed.), Geometric Modelling, Numerical Simulation, and Optimization: Applied Mathematics at SINTEF. Springer Publishing Company. ISBN 978-3-540-68782-5. Part II Numerical simulation. s 191 - 209
- Trulsen, Karsten (2006). Weakly nonlinear and stochastic properties of ocean wave fields. Application to an extreme wave event , In John Grue & Karsten Trulsen (ed.), Waves in Geophysical Fluids Tsunamis, Rogue Waves, Internal Waves and Internal Tides. Springer Science+Business Media B.V.. ISBN 3-211-37460-4. 2. s 49 - 106
- Dysthe, Kristian; Socquet-Juglar, Herve; Trulsen, Karsten; Krogstad, Harald E. & Liu, Jingdong (2005). Probability distributions of surface gravity waves during spectral changes. Journal of Fluid Mechanics. ISSN 0022-1120. 542, s 195- 216 . doi: 10.1017/S0022112005006312
- Liu, Jingdong; Krogstad, Harald E; Trulsen, Karsten; Dysthe, Kristian & Socquet-Juglard, Herve (2005). The statistical distribution of a nonlinear ocean surface . International Journal of Offshore and Polar Engineering. ISSN 1053-5381. 15(3), s 168- 174
- Dysthe, Kristian; Trulsen, Karsten; Krogstad, Harald E & Socquet-Juglard, Herve (2003). Evolution of a narrow-band spectrum of random surface gravity waves. Journal of Fluid Mechanics. ISSN 0022-1120. 478, s 1- 10 . doi: 10.1017/S0022112002002616
- Trulsen, Karsten (2003). Real time deterministic ocean wave forecasting using weakly nonlinear wave evolution theory, In MekIT'03, Second national conference on Computational Mechanics, Trondheim 8-9 May 2003. Tapir Akademisk Forlag. ISBN 82-519-1868-5. kapittel. s 371 - 390
- Trulsen, Karsten & Teigen, Per Steinar (2002). Wave scattering around a vertical cylinder: Fully nonlinear potential flow calculations compared with low order perturbation results and experiment., In 21ST International Conference on Offshore Mechanics and Arctic Engineering. American Society of Mechanical Engineers (ASME). ISBN 0-7918-3599-5. Article OMAE2002-28173.
- Teigen, Per Steinar & Trulsen, Karsten (2001). Numerical investigation of nonlinear wave effects around multiple cylinders, In Jin S. Chung; Marc Prevosto & Norimi Mizutani (ed.), The Proceedings of The Eleventh (2001) International Offshore and Polar Engineering Conference. International Society of Offshore and Polar Engineers (ISOPE). ISBN 1-880653-54-0. Article. s 369 - 378
- Trulsen, Karsten (2001). Simulating the spatial evolution of a measured time series of a freak wave, In Michel Olagnon & Gerassimos Athanassoulis (ed.), Rogue waves 2000. Editions Ifremer. ISBN 2-84433-063-0. Paper. s 265 - 273
- Trulsen, Karsten; Gudmestad, Ove Tobias & Velarde, Manuel G. (2001). The nonlinear Schrödinger method for water wave kinematics on finite depth. Wave motion. ISSN 0165-2125. 33(4), s 379- 395 . doi: 10.1016/S0165-2125(00)00077-9
- Trulsen, Karsten & Stansberg, Carl Trygve (2001). Spatial evolution of water surface waves: Numerical simulation and experiment of bichromatic waves., In Jin S. Chung; Marc Prevosto & Norimi Mizutani (ed.), The Proceedings of The Eleventh (2001) International Offshore and Polar Engineering Conference. International Society of Offshore and Polar Engineers (ISOPE). ISBN 1-880653-54-0. Article. s 71 - 77
- Trulsen, Karsten; Kliakhandler, Igor L; Dysthe, Kristian & Velarde, Manuel G. (2000). On weakly nonlinear modulation of waves on deep water. Physics of fluids. ISSN 1070-6631. 12(10), s 2432- 2437 . doi: 10.1063/1.1287856
- Dysthe, Kristian & Trulsen, Karsten (1999). Note on breather type solutions of the NLS as models for freak-waves. Physica Scripta. ISSN 0031-8949. T82, s 48- 52 . doi: 10.1238/Physica.Topical.082a00048
- Trulsen, Karsten (1999). Wave Kinematics Computed With the Nonlinear Schrödinger Method for Deep Water. Journal of Offshore Mechanics and Arctic Engineering-Transactions of The Asme. ISSN 0892-7219. 121, s 126- 130 . doi: 10.1115/1.2830077
- Trulsen, Karsten; Stansberg, Carl Trygve & Velarde, Manuel G. (1999). Laboratory evidence of three-dimensional frequency downshift of waves in a long tank. Physics of fluids. ISSN 1070-6631. 11, s 235- 237 . doi: 10.1063/1.869915
- Trulsen, Karsten (1998). Crest pairing predicted by modulation theory. Journal of Geophysical Research. ISSN 0148-0227. 103(C2), s 3143- 3147 . doi: 10.1029/97JC03284
- Trulsen, Karsten; Temmos, Jean-Marc; Dysthe, Kristian; Gudmestad, Ove Tobias & Velarde, Manuel G. (1998). The Schrödinger method for water wave kinematics, In Jun Zhang (ed.), Ocean wave kinematics, dynamics and loads on structures. American Society of Civil Engineers. ISBN 0-7844-0336-8. Paper. s 76 - 83
- Trulsen, Karsten & Dysthe, Kristian (1997). Freak waves - A three-dimensional wave simulation, In Twenty-First Symposium on Naval Hydrodynamics. The National Academies Press. ISBN 0-309-05879-1. KAPITTEL. s 550 - 560
- Trulsen, Karsten & Dysthe, Kristian (1997). Frequency downshift in three-dimensional wave trains in a deep basin.. Journal of Fluid Mechanics. ISSN 0022-1120. 352, s 359- 373 . doi: 10.1017/S0022112097007416
- Trulsen, Karsten & Dysthe, Kristian (1997). Water wave kinematics computed with nonlinear Schrödinger theory, In Subrata Chakrabarti; T Kinoshita & Hisaaki Maeda (ed.), OMAE 1997: Proceedings of the 16th international conference on Offshore Mechanics and Arctic Engineering. Volume 1 - Part B.. The American Society of Mechanical Engineers. ISBN 0-7918-1799-7. Paper. s 7 - 18
- Trulsen, Karsten & Mei, Chiang C. (1997). Effects of weak wind and damping on Wilton's ripples.. Journal of Fluid Mechanics. ISSN 0022-1120. 335, s 141- 163 . doi: 10.1017/S0022112096004478
- Trulsen, Karsten & Dysthe, Kristian (1996). A modified nonlinear Schrödinger equation for broader bandwidth gravity waves on deep water. Wave motion. ISSN 0165-2125. 24, s 281- 289 . doi: 10.1016/S0165-2125(96)00020-0
- Trulsen, Karsten & Mei, Chiang C. (1996). A resonating triad of gravity-capillary waves on a long gravity wave, In John Grue; Bjørn Gjevik & Jan Erik Weber (ed.), Waves and Nonlinear Processes in Hydrodynamics. Kluwer Academic Publishers. ISBN 0-7923-4031-0. Paper. s 165 - 176
- Trulsen, Karsten & Mei, Chiang C. (1995). Modulation of three resonating gravity–capillary waves by a long gravity wave. Journal of Fluid Mechanics. ISSN 0022-1120. 290, s 345- 376 . doi: 10.1017/S0022112095002540
- Sammarco, Paolo; Mei, Chiang C. & Trulsen, Karsten (1994). Nonlinear resonance of free surface waves in a current over a sinusoidal bottom: a numerical study. Journal of Fluid Mechanics. ISSN 0022-1120. 279, s 377- 405 . doi: 10.1017/S0022112094003940
- Trulsen, Karsten & Mei, Chiang C. (1993). Double reflection of capillary/gravity waves by a non-uniform current: a boundary-layer theory.. Journal of Fluid Mechanics. ISSN 0022-1120. 251, s 239- 271 . doi: 10.1017/S0022112093003404
- Trulsen, Karsten & Dysthe, Kristian (1992). Action of windstress and breaking on the evolution of a wavetrain, In M. L. Banner & R. H. J. Grimshaw (ed.), Breaking waves. Springer. ISBN 3540559442. Article. s 243 - 249
- Trulsen, Karsten & Dysthe, Kristian (1990). Frequency down-shift through self modulation and breaking, In Alf Tørum & Ove Tobias Gudmestad (ed.), Water wave kinematics. Kluwer Academic Publishers. ISBN 0792306384. Paper. s 561 - 572
- Grue, John & Trulsen, Karsten (ed.) (2006). Waves in Geophysical Fluids Tsunamis, Rogue Waves, Internal Waves and Internal Tides. Springer Science+Business Media B.V.. ISBN 3-211-37460-4. 344 s.
- Gramstad, Odin; Lefevre, Jean-Michel & Trulsen, Karsten (2011). Model and case study for freak waves in crossing swell and wind sea .
- Zeng, Huiming; Trulsen, Karsten & Gramstad, Odin (2011). Variation of kurtosis over non-uniform bathymetry .
- Gramstad, Odin; Zeng, Huiming & Trulsen, Karsten (2010). Finite depth and freak waves: Hamiltonian form of the modified nonlinear Schrödinger equation. Can non-uniform bathymetry provoke freak waves? .
- Hjelmervik, Karina Bakkeløkken & Trulsen, Karsten (2009). New current modified Schrödinger equations..
- Gramstad, Odin; Cavaleri, L.; Janssen, P.; Monbaliu, J.; Onorato, M.; Osborne, A.; Serio, M. et al. (2008). Statistical properties of directional surface gravity waves: A laboratory experiment with mechanically generated waves .
- Gramstad, Odin & Trulsen, Karsten (2008). Can swell increase the number of freak waves in a wind-sea?.
- Hjelmervik, Karina Bakkeløkken & Trulsen, Karsten (2008). Freak waves on collinear current jets .
- Gramstad, Odin & Trulsen, Karsten (2007). Influence of crest and group length on the occurrence of freak waves .
- Dysthe, Kristian B.; Socquet-Juglard, Herve; Trulsen, Karsten; Krogstad, Harald E. & Liu, Jingdong (2005). "Freak" waves and large-scale simulations of surface gravity waves .
- Trulsen, Karsten (2005). Spatial evolution of directionally distributed water surface waves: numerical simulation and experiment.
- Trulsen, Karsten; Jensen, Atle & Grue, John (2005). Water wave kinematics of steep irregular waves - systematic perturbation approach, empirical law, PIV measurements and engineering practice .
- Jenkins, Alastair David; Magnusson, Anne Karin; Niedermeier, Andreas; Monbaliu, Jaak; Toffoli, Alessandro & Trulsen, Karsten (2004). Rogue waves and extreme events in measured time-series .
- Krogstad, Harald E.; Socquet-Juglard, Herve; Liu, Jingdong; Dysthe, Kristian B. & Trulsen, Karsten (2004). Spatial extreme value analysis of nonlinear simulations of random surface waves..
- Krogstad, Harald E; Dysthe, Kristian B.; Trulsen, Karsten; Socquet-Juglard, Hervé & Liu, Jingdong (2003). Spectral evolution and extreme value analysis of non-linear numerical simulations of narrow band random surface gravity waves..
- Socquet-Juglard, Herve; Dysthe, Kristian B.; Trulsen, Karsten & Krogstad, Harald E. (2003). Evolution of a directional spectrum of random surface graviy waves..
- Socquet-Juglard, Herve; Dysthe, Kristian B.; Trulsen, Karsten; Liu, Jingdong & Krogstad, Harald E. (2003). Spectral evolution and extreme value analysis of non-linear numerical simulations of narrow band random surface gravity waves..
- Dysthe, Kristian & Trulsen, Karsten (2001). The evolution of an evolution equation.
- Trulsen, Karsten; Temmos, Jean-Marc; Dysthe, Kristian; Gudmestad, Ove Tobias & Velarde, Manuel G. (1998). The Schrödinger method for water wave kinematics..
- Trulsen, Karsten; Naciri, Mamoun & Mei, Chiang C. (1996). Comment on `A perturbation analysis of an interaction between long and short surface waves' by Woodruff and Messiter. Studies in applied mathematics (Cambridge). ISSN 0022-2526. 96, s 141- 142
- Trulsen, Karsten (1995). The influence of currents, long waves and wind on gravity-capillary waves .
Publisert 13. nov. 2010 14:23
- Sist endret 15. mar. 2012 22:01