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Research
CV
Education
Caltech
Ph.D., Mechanical Engineering, 2009.M.Sc., Mechanical Engineering, 2005.
University of Iceland
B.Sc., Mechanical & Industrial Engineering, 2002.Academic Experience
Caltech, 2003 - Present
Research Assistant, advised by Prof. Tim Colonius.Thesis: Instability Wave Models of Turbulent Jets from Round and Serrated Nozzles.
Teaching Assistant in graduate level courses on Applied Mathematics and Computational Fluid Dynamics.
Cambridge University, Feb. 2007
Visiting Fellow working with Dr. Karabasov and Dame Prof. Ann Dowling.University of Iceland, 2002
Teaching Assistant in an undergraduate course on Mechanical Vibrations.Professional Experience
Elkem/University of Iceland, 2002 - 2003
Research Staff.Force Institute, Summer 2001
Intern.Honors & Awards
Kaupthing Bank scholarship award, 2008.
Helga Jonsdottir and Sigurlidi Kristjansson Memorial Fund scholarship award, 2005.
Thor Thors scholarship award, 2004.
Fellow of the American-Scandinavian Foundation, 2004.
Engineering and Applied Sciences Fellowship (Caltech), 2003-2004.
Fulbright Scholar, 2003.
Invited Talks
University of Twente, Physics of Fluids, July 2009
Cambridge University, Mechanical Engineering, Feb. 2007
Contributed Talks and Proceedings
K. Gudmundsson and T. Colonius. "The effects of Nozzle Serrations on the Linear Stability Characteristics of Turbulent Jets," in the proceedings of the Fourth Symposium on Global Stablility and Flow Control (ISBN-13: 978-84-692-6247-4), Crete, Greece, Sept. 2009.
R.H. Schlinker, R.A. Reba, J.C. Simonich, T. Colonius, K. Gudmundsson and F. Ladeinde. "Towards prediction and control of large-scale turbulent structure supersonic jet noise," The ASME Turbo Expo 2009, Orlando, Florida, June 2009. Paper GT2009-60300.
R.H. Schlinker, J.C. Simonich, D.W. Shannon, R.A. Reba, T. Colonius, K. Gudmundsson and F. Ladeinde. "Supersonic jet noise from round and chevron nozzles: experimental studies," The 15th AIAA/CEAS Aeroacoustics Conference, Miami, Florida, May 2009. Paper AIAA-2009-3257.
K. Gudmundsson and T. Colonius. "Parabolized stability equation models for turbulent jets and their radiated sound," The 15th AIAA/CEAS Aeroacoustics Conference, Miami, Florida, May 2009. Paper AIAA-2009-3380.
K. Gudmundsson and T. Colonius. "Nonlinear RANS-PSE models for turbulent jets and their radiated sound," 61st Annual Meeting of the Division of Fluid Dynamics, APS, San Antonio, Texas, Nov. 2008.
K. Gudmundsson and T. Colonius. "Linear stability analysis of chevron jets," 60th Annual Meeting of the Division of Fluid Dynamics, APS, Salt Lake City, UT, Nov. 2007.
K. Gudmundsson and T. Colonius. "Spatial stability analysis of chevron jet profiles," The 13th AIAA/CEAS Aeroacoustics Conference, Rome, Italy, May 2007. Paper AIAA-2007-3599.
K. Gudmundsson and T. Colonius. "Linear stability analysis of chevron jet profiles," 1st Southern California Symposium on Flow Physics, Pasadena, California, April 2007.
K. Gudmundsson and T. Colonius. "Linear stability analysis of chevron jet profiles," ASME Joint U.S.-European Fluids Engineering Summer meeting, Miami, Florida, July 2006. Paper FEDSM2006-98485.
Journal Articles
K. Gudmundsson and T. Colonius. "The effects of nozzle serrations on jet stability characteristics," J. Fluid Mech., in preparation, 2009.
K. Gudmundsson and T. Colonius. "Nonlinear parabolized stability equation models for turbulent jets and their radiated sound," J. Fluid Mech., in preparation, 2009.