Items where author is "Theofilis, Vassilios"

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Article

Gómez Carrasco, Francisco and Pérez Pérez, José Miguel and Blackburn, Hugh M. and Theofilis, Vassilios (2015). On the Use of Matrix-Free Shift-Invert Strategies For Global Flow Instability Analysis. "Aerospace Science and Technology", v. 44 ; pp. 69-76. ISSN 1270-9638. https://doi.org/10.1016/j.ast.2014.11.003.

Paredes Gonzalez, Pedro and Hermanns Navarro, Miguel and Le Clainche Martínez, Soledad and Theofilis, Vassilios (2013). Order 10 4 speedup in global linear instability analysis using matrix formation. "Computer Methods in Applied Mechanics and Engineering", v. 253 ; pp. 287-304. ISSN 0045-7825. https://doi.org/10.1016/j.cma.2012.09.014.

De Tullio, N. and Paredes Gonzalez, Pedro and Sandham, N. D. and Theofilis, Vassilios (2013). Laminar-turbulent transition induced by a discrete roughness element in a supersonic boundary layer. "JOURNAL OF FLUID MECHANICS", v. 735 ; pp. 613-646. ISSN 0022-1120. https://doi.org/10.1017/jfm.2013.520.

Gómez, F. and Le Clainche Martínez, Soledad and Paredes Garcia, Pedro and Hermanns Navarro, Miguel and Theofilis, Vassilios (2012). Four Decades of Studying Global Linear Instability: Progress and Challenges. "AIAA Journal", v. 50 (n. 12); pp. 2731-2743. ISSN 0001-1452. https://doi.org/10.2514/1.J051527.

González Gutierrez, Leo Miguel and Kuhnen, J. and Theofilis, Vassilios and Kuhlmann, H. C. (2011). Three-dimensional flow instability in a lid-driven isosceles triangular cavity. "Journal of Fluid Mechanics", v. 675 ; pp. 369-396. ISSN 0022-1120. https://doi.org/10.1017/S002211201100022X.

Rodríguez Álvarez, Daniel and Theofilis, Vassilios (2011). On the Birth of Stall Cells on Airfoils. "Theoretical and Computational Fluid Dynamics", v. 25 (n. 1-4); pp. 105-117. ISSN 0935-4964. https://doi.org/10.1007/s00162-010-0193-7.

Theofilis, Vassilios and Colonius, Tim (2011). Special Issue on Global Flow Instability And Control. "Theoretical and Computational Fluid Dynamics", v. 25 (n. 1-4); pp. 1-6. ISSN 0935-4964. https://doi.org/10.1007/s00162-010-0217-3.

Vicente Buendia, Javier de and Rodríguez Álvarez, Daniel and Theofilis, Vassilios and Valero Sánchez, Eusebio (2011). Stability Analysis in Spanwise-Periodic Double-Sided Lid-Driven Cavity Flows With Complex Cross-Sectional Profiles. "Computers and Fluid", v. 43 (n. 1); pp. 143-153. ISSN 0045-7930. https://doi.org/10.1016/j.compfluid.2010.09.033.

Rodríguez Álvarez, Daniel and Theofilis, Vassilios (2010). Structural changes of laminar separation bubbles induced by global linear instability. "Journal of Fluid Mechanics", v. 655 ; pp. 280-305. ISSN 0022-1120. https://doi.org/10.1017/S0022112010000856.

González Gutierrez, Leo Miguel and Theofilis, Vassilios and Sherwin, Spencer (2010). High-order methods for the numerical solution of the BiGlobal linear stability eigenvalue problem in complex geometries.. "International Journal for Numerical Methods in Fluids", v. 65 (n. 8); pp. 923-952. ISSN 0271-2091. https://doi.org/10.1002/fld.2220.

Kitsios, Vassili and Rodriguez, Daniel and Theofilis, Vassilios and Ooi, Andrew and Soria, Julio (2009). BiGlobal stability analysis in curvilinear coordinates of massively separated lifting bodies. "Journal of Computational Physics", v. 228 (n. 19); pp. 7181-7196. ISSN 0021-9991. https://doi.org/10.1016/j.jcp.2009.06.011.

Theofilis, Vassilios and Rodriguez, Daniel (2009). Massively Parallel Solution of the BiGlobal Eigenvalue Problem Using Dense Linear Algebra. "AIAA Journal", v. 47 (n. 10); pp. 2449-2459. ISSN 0001-1452. https://doi.org/10.2514/1.42714.

Abdessemed, Nadir and Sherwin, Spencer and Theofilis, Vassilios (2009). Linear instability analysis of low-pressure turbine flows. "Journal of Fluid Mechanics", v. 628 ; pp. 57-83. ISSN 0022-1120. https://doi.org/10.1017/S0022112009006272.

Abdessemed, Nadir and Sharma, Atul S. and Theofilis, Vassilios and Sherwin, Spencer (2009). Transient growth analysis of the flow past a circular cylinder. "Physics of Fluids", v. 21 (n. 4); pp.. ISSN 1070-6631. https://doi.org/10.1063/1.3112738.

Merzari, Elia and Wang, Sheng and Ninokata, Hisashi and Theofilis, Vassilios (2008). Biglobal linear stability analysis for the flow in eccentric annular channels and a related geometry. "Physics of Fluids", v. 20 (n. 11); pp.. ISSN 1070-6631. https://doi.org/10.1063/1.3005864.

Pitt, R.E. and Sherwin, Spencer and Theofilis, Vassilios (2005). Biglobal Stability Analysis of Steady Flow in Constricted Channel Geometries. "International Journal for Numerical Methods in Fluids", v. 47 ; pp. 1229-1235. ISSN 0271-2091. https://doi.org/10.1002/fld.840.

Theofilis, Vassilios and Karabis, A. and Shaw, S. J. (2003). Complex-Grid Spectral Algorithms For Inviscid Linear Instability of Boundary-Layer Flows. "Computers and Fluids", v. 32 (n. 5); pp. 691-726. ISSN 0045-7930. https://doi.org/10.1016/S0045-7930(02)00023-3.

Theofilis, Vassilios and Fedorov, Alexander and Obrist, Dominik and Dallmann, Uwe Ch. (2003). The Extended Görtler-Hämmerlin Model For Linear Instability of Three-Dimensional Incompressible Swept Attachment-Line Boundary Layer Flow. "Journal of Fluid Mechanics", v. 487 ; pp. 271-313. ISSN 0022-1120. https://doi.org/10.1017/S0022112003004762.

Theofilis, Vassilios and Hein, Stefan and Dallmann, Uwe Ch. (2000). On the Origins of Three-Dimensionality And Unsteadiness in the Laminar Separation Bubble. "Philosophical Transactions of the Royal Society A", v. 358 (n. 1777); pp. 3229-3246. ISSN 1364-503X. https://doi.org/10.1098/rsta.2000.0706.

Theofilis, Vassilios (2000). On the Spatial Structure of Global Linear Instabilities And Their Experimental Identification. "Aerospace Science and Technology", v. 4 (n. 4); pp. 249-262. ISSN 1270-9638. https://doi.org/10.1016/S1270-9638(00)00137-1.

Theofilis, Vassilios (1998). On Linear And Nonlinear Instability in the Infinte Swept Attachment-Line Boundary Layer. "Journal of Fluid Mechanics", v. 355 ; pp. 193-227. ISSN 0022-1120. https://doi.org/10.1017/S0022112097007660.

Theofilis, Vassilios (1998). On the Resolution of Critical Flow Regions in Inviscid Linear And Nonlinear Instability Calculations. "Journal of Engineering Mathematics", v. 34 (n. 1-2); pp. 111-129. ISSN 0022-0833. https://doi.org/10.1023/A:1004366529352.

Theofilis, Vassilios (1995). Spatial Stability of Incompressible Attachment-Line Flow. "Theoretical and computational fluid dynamics", v. 7 (n. 3); pp. 159-171. ISSN 0935-4964. https://doi.org/10.1007/BF00312360.

Theofilis, Vassilios (1994). The Discrete Temporal Eigenvalue Spectrum of the Generalised Hiemenz Boundary Layer Flow As Solution of the Orr-Sommerfeld Equation. "Journal of Engineering Mathematic", v. 28 (n. 3); pp. 241-259. ISSN 0022-0833. https://doi.org/10.1007/BF00058439.

Theofilis, Vassilios (1993). Numerical Experiments on the Stability of Leading Edge Boundary Layer Flow. "International Journal for Numerical Methods in Fluids", v. 16 (n. 2); pp. 153-170. ISSN 0271-2091. https://doi.org/10.1002/fld.1650160205.

Geurts, B.J. and Kuerten, J.G.M. and Vreman, A.W. and Theofilis, Vassilios and Zandbergen, P.J. (1993). A Finite-Volume Approach to Compressible Large-Eddy Simulations. "Applied Scientific Research", v. 51 (n. 1-2); pp. 325-329. ISSN 1386-6184. https://doi.org/10.1007/BF01082556.

Karahalios, G.T. and Theofilis, Vassilios (1987). Boundary Layer Growth on a Rotating And Accelerating Sphere. "Canadian Journal of Physics", v. 65 (n. 23); pp. 23-27. ISSN 0008-4204.

Presentation at Congress or Conference

Martin Bautista, Juan Angel and Martel Escobar, Carlos and Paredes Gonzalez, Pedro and Theofilis, Vassilios (2015). Numerical studies of non-linear intrinsic streaks in the flat plate boundary layer. In: "IUTAM-ABCM Symposium on Laminar Turbulent Transition", 8-12 Sept, Rio de Janeiro, Brasil. pp. 479-486. https://doi.org/10.1016/j.piutam.2015.03.076.

Liu, Qiong and Sierra Gomez, Francisco and Theofilis, Vassilios (2014). Linear instability analysis of incompressible flow over a cuboid cavity. In: "8º IUTAM-ABCM Symposium on Laminas-Turbulent Transition", 8-12 sep 2014, Rio de Janeiro, Brazil. ISBN 9781510807914. pp. 511-518.

Le Clainche Martinez, Soledad and Theofilis, Vassilios and He, Wei and Tendero Ventanas, Juan Angel and Liu, Qiong and Perez Perez, Jose Miguel and Schlapkohl, M. (2014). Wind tunnel experiments to teach physics. In: "6th International Conference on Education and New Learning Technologies", 3441-3449, Barcelona, Spain. ISBN 978-84-617-0557-3. pp. 3441-3449.

Tendero Ventanas, Juan Angel and Paredes Gonzalez, Pedro and Theofilis, Vassilios and Roura, Miquel and Govindarajan, Rama (2013). BiGlobal and point vortex methods for the instability analysis of wakes. In: "31st AIAA Applied Aerodynamics Conference", 24/06/2013 - 27/06/2013, San Diego, CA, USA. pp.. https://doi.org/10.2514/6.2013-2820.

Martín Bautista, Juan A. and Meneghini, Julio and Theofilis, Vassilios (2013). Molecular Dynamics Simulations of Couette flow. In: "International Conference on “Instability and Control of Massively Separated Flows”", 04/09/2013 - 06/09/2013, Prato, Italy. pp. 250-255.

Paredes Gonzalez, Pedro and Theofilis, Vassilios (2013). Spatial linear global instability analysis of the HIFiRE-5 elliptic cone model flow. In: "43rd AIAA Fluid Dynamics Conference", 24/06/2013 - 27/06/2013, San Diego, CA, USA. pp.. https://doi.org/10.2514/6.2013-2880.

Paredes Gonzalez, Pedro and Theofilis, Vassilios (2013). Accurate Parabolic Navier-Stokes solutions of the supersonic flow around and elliptic cone. In: "51st AIAA Aerospace Sciences Meeting including the New Horizons Forum and Aerospace Exposition", 07/01/2013 - 10/01/2013, Grapevine, TX, USA. pp.. https://doi.org/10.2514/6.2013-0670.

Liu, Qiong and Kazakidi, Asimina and Medeiros, Marcello A. F. and Theofilis, Vassilios (2013). Numerical simulation of a synthetic jet with OpenFoam. In: "International Conference on Instability and Control of Massively Separated Flows", 4-6 Sep 2013, Prato, Italia. ISBN 978-3-319-06260-0. pp. 197-202.

Sierra Gomez, Francisco and Theofilis, Vassilios and Paredes Gonzalez, Pedro and Liu, Qiong and He, Wei (2012). On the role of global flow instability analysis in closed loop flow control. In: "6th AIAA Flow Control Conference", 25-28 Jun, New Orleans, Louisiana.

Gómez Carrasco, Francisco and Gómez, Raquel and Theofilis, Vassilios (2011). Coupling time-stepping numerical methods and standard aerodynamics codes for instability analysis of flows in complex geometries. In: "6th Theoretical Fluid Mechanics Conference", 27/06/2011 - 30/06/2011, Honolulu, Hawaii. ISBN 978-1-62410-144-1. pp..

Meseguer Garrido, Fernando and Vicente Buendia, Javier de and Valero Sánchez, Eusebio and Theofilis, Vassilios (2011). Effect of Aspect Ratio on the Three-Dimensional Global Instability Analysis of Incompressible Open Cavity Flows. In: "6th AIAA THeoretical Fluid Mechanics Conference", 27/06/2011 - 30/06/2011, Honolulu, Hawaii, USA. ISBN 978-1-62410-144-1. pp..

Theofilis, Vassilios and Gómez, F. and Paredes Gonzalez, Pedro and Le Clainche Martínez, Soledad and Hermanns Navarro, Miguel (2011). Global Linear Instability at the Dawn of its 4th Decade: A List of Challenges (A Practical Guide on how to Contain the Euphoria and Avoid the Oversell). In: "6th AIAA Theoretical Fluid Mechanics Conference", 27/06/2011 - 30/06/2011, Honolulu, Hawaii, USA. pp..

Pérez Pérez, José Miguel and Rodríguez Álvarez, Daniel and Theofilis, Vassilios (2011). Linear global instability of non-orthogonal incompressible swept attachment-line boundary layer flow. In: "6th AIAA Theoretical Fluid Mechanics Conference", 27/06/2011 - 30/06/2011, Honolulu, Hawaii, USA.

Gennaro, Elmer and Rodríguez Álvarez, Daniel and Medeiros, M. and Theofilis, Vassilios (2011). Linear instability of orthogonal compressible leading-edge boundary layer flow. In: "6th AIAA Theoretical Fluid Mechanics Conference", 27/06/2011 - 30/06/2011, Honolulu, Hawaii, USA. ISBN 978-1-62410-144-1. pp..

Paredes Gonzalez, Pedro and Theofilis, Vassilios and Rodríguez Álvarez, Daniel and Tendero Ventanas, Juan Angel (2011). The PSE-3D instability analysis methodology for flows depending strongly on two and weakly on the third spatial dimension. In: "6th AIAA Theoretical Fluid Mechanics Conference", 27/06/2011 - 30/06/2011, Honolulu, Hawaii, USA. ISBN 978-1-62410-144-1. pp..

Rodríguez Álvarez, Daniel and Tumin, A. and Theofilis, Vassilios (2011). Towards the foundation of a global modes concept. In: "6th AIAA THeoretical Fluid Mechanics Conference", 27/06/2011 - 30/06/2011, Honolulu, Hawaii, USA. pp..

Vicente Buendia, Javier de and Paredes Gonzalez, Pedro and Valero Sánchez, Eusebio and Theofilis, Vassilios (2011). Wave-like Disturbances on the Downstream Wall of an Open Cavity. In: "6th Theoretical Computational Fluid Mechanics Conference", 27/06/2011 - 30/06/2011, Honolulu, Hawaii. ISBN 978-1-62410-144-1. pp..

Theofilis, Vassilios (2009). On Multidimensional Global Eigenvalue Problems for Hydrodynamic and Aeroacoustic instabilities. In: "47th AIAA Aerospace Sciences Meeting Including The New Horizons Forum and Aerospace Exposition", 05/01/2009 - 08/01/2009, Orlando, Florida, USA. ISBN 978-1-56347-969-4.

Theofilis, Vassilios (2008). Minisymposium "Global Flow Instability". In: "14th European Conference for Mathematics in Industry", 10/06/2006-14/06/2006, Madrid, España. ISBN 978-3-540-71991-5.

Vicente Buendia, Javier de and Valero Sánchez, Eusebio and Theofilis, Vassilios (2008). Numerical considerations in spectral multidomain methods for BiGlobal instability analysis of open cavity configurations. In: "14th European Conference for Mathematics in Industry", 10/06/2006-14/06/2006, Madrid, España. ISBN 978-3-540-71991-5.

Rodriguez, Daniel and Theofilis, Vassilios (2008). On instability and structural sensitivity of incompressible laminar separation bubbles in a flat-plate boundary layer. In: "38th Fluid Dynamics Conference and Exhibit, (AIAA)", 23/06/2008-26/06/2008, Seattle, EE UU.

Sharma, Atul S. and Abdessemed, Nadir and Sherwin, Spencer and Theofilis, Vassilios (2008). Optimal growth of linear perturbations in low pressure turbine flows. In: "IUTAM Symposium on Flow Control and MEMS", 19/09/2006-22/09/2006, London, UK. ISBN 978-1-4020-6857-7.

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