פנחס
בר-יוסף
-
דן קאהן, 408
Samuel & Anne Tolkovsky Chair
Education
- 1972 – B.Sc., Faculty of Mechanical Engineering, Technion – I.I.T.
- 1975 – M.Sc., Faculty of Mechanical Engineering, Technion – I.I.T.
- 1978 – D.Sc., Faculty of Mechanical Engineering, Technion – I.I.T.
Research Interests
- Computational (Fluid & Solid) Mechanics;
- Variational and Asymptotic Methods;
- Finite Element and Spectral Element Methods;
- Composite Materials;
- Dynamic Finite Element Modelling and Control of Flexible Structures, Unicycles and Bicycles;
- Rotating Flows;
- Dynamic and Hydrodynamic Stabilities;
- Crystal Growth and Bioseparation processes;
- Computational Bioengineering;
- Computational Nanotechnology;
- High Performance Computing in Mechanics;
- Microelectromechanical Systems (MEMS);
Guest Appointments
- Visiting Research Professor (C4), Institut fuer Mechanik, Technische Hochschule, Darmstadt, Germany (during 1989, 1990, 1991, 1992)
- Exchange Assoc. Professor, Department of Mech. Eng., The University of Sydney, Australia (July-Dec. 1991)
- Visiting Assoc. Professor, Department of Mech. Eng., M.I.T. (Summer 1988)
- Visiting Scientist, Applied Mechanics, Stanford University (1985-1986)
- Post-Doc. Fellow, Dept. of Aeronautics and Astronautics, M.I.T. (1979-81) <!–
- Lecturer, Senior Lecturer, 1981-88. Associate Professor 1988-1997, Mech. Eng., Technion. –>
Public Professional Activities
- Member, The International Association for Computational Mechanics (IACM) General Council(since 2004)
- Member, Chairmen Panel of the Senate Professional Committee (2003-2004)
- Member, Senate Committee on Senior and Tenure Appointments and Promotions (A&P) (2001-2003)
- Member, Senate Postdoctoral and Academic Visitors Fellowships Committee (2001-2003)
- Member, Senate Faculty Reseach Awards Committee (2001-2003)
- Chairman, Technion Computational Mechanics Committee (since 2001)
- Member, Inter-Senate Committee (ISC) of the Universities for the protection of Academic Independence (2003-2004)
- Member, ECCOMAS Committee in CFD (since 2001)
- Scientific Director, High Performance Computing Center (HPCU), National Inter University Computation Center (IUCC) (since 2001)
- President, Israel Association for Computational Methods in Mechanics (IACMM) (1996-2001)
- Head, Computational Mechanics Laboratory
- Co-Editor, Computational Fluid Dynamics Journal (1998-2004)
- Hybrid Methods in Engineering Journal (member of the editorial board) (1997-2002)
- Chairman, Editorial Committee, the 21st Israel Conference on Mechanical Engineering (1986-1987)
- Computation Activity Assistant to the Vice President for Development (1991)
- Deputy Dean of Undergraduate Studies, Faculty of Mechanical Engineering, Technion (1989-1990)
- Coordinator of Undergraduate Studies, Faculty of Mechanical Engineering, Technion (1988-1989)
Membership in Professional Societies
- ASME
- ISTAM
- ICAM
- IACMM
- EUROMECH
- CFDCC
Honors and Awards
- Gutwirth Scholarship (1972, 1979)
- Landau Prize (1977)
- Lady Davis Post-Doctoral Fellowship (1979-81)
- Best poster presentation award, 11th Heat Transfer Conference (IATC) (1998)
Selected Publications
- P.Z. Bar-Yoseph, "On Multiple Flow Patterns and Vortex Breakdown Phenomena in Confined Rotating Flows", Computational Fluid Dynamics Journal, Vol. 3, No. 3, 273-292, 1994.
- P.Z. Bar-Yoseph and D. Ben-David, "Free Edge Effects in Unsymmetrically Laminated Composite Plates", Composite Structures, Vol. 30, 13-23, 1995.
- E. Moses, A.L. Yarin and P.Z. Bar-Yoseph, "On Knocking Prediction in Spark Ignition Engines", Combustion and Flame., Vol. 101, No. 3, 239-261, 1995.
- A.Y. Gelfgat, P.Z. Bar-Yoseph and A. Solan, "Steady States and Oscillatory Instability of Swirling Flow in a Cylinder with Rotating Top and Bottom", Phys. Fluids, Vol. 8, 2614-2625, 1996.
- A. Ben-Tal, P.Z. Bar-Yoseph and H. Flashner, "Space-Time Spectral Element Method for Optimal Slewing of a Flexible Beam", Int. J. Numer. Methods Eng., Vol. 39, 3101-3121, 1996.
- D. Ben-David and P.Z. Bar-Yoseph, "Spectral Strip Analysis of Composite Cylinders Subjected to Lateral Impact". Computational Mechanics, Vol. 19, 11-29, 1996.
- A.Y. Gelfgat, P.Z. Bar-Yoseph and A. Solan, "Steady States and Oscillatory Instability of Swirling Flow in a Cylinder with Rotating Top and Bottom", Phys. Fluids, Vol. 8, 2614-2625, 1996.
- P.Z Bar-Yoseph, D. Fisher and O. Gottlieb, "Spectral Element Methods for Nonlinear Spatio-Temporal Dynamics of an Euler-Bernoulli Beam", Computational Mechanics, Vol. 19, 136-151, 1996.
- P. Kagan, A. Fischer and P.Z. Bar-Yoseph, "New B-Spline Finite Element Approach for Geometrical Design and Mechanical Analysis", Int. J. Numer. Methods Eng., Vol 41, 435-458, 1998.
- P.Z. Bar-Yoseph, "Novel Spectral and Finite Element Methods for Unsteady Heat Transfer Problems", Chapter in Advances in Computational Heat Transfer, (de Vahl Davis, G. and Arinc, F. eds.), Begell House, New York, 1998.
- Y. Naveh, P.Z. Bar-Yoseph and Y. Halevi, "Nonlinear Modeling and Control of a Unicycle", Dynamics and Control J.,Vol. 9, 279-296, 1999.
- P.Z. Bar-Yoseph, "Time Finite Element Methods for Initial Value Problems", Applied Numerical Mathematics, Vol. 33, 435-445, 2000.
- A. Fischer and P.Z. Bar-Yoseph, "Adaptive Mesh Generation Based on Multiresolution Quadtree Representation", Int. J. Numer. Methods Eng., Vol. 48, 1571-1582, 2000.
- P.Z. Bar-Yoseph, S. Mereu, S. Chippada and V. Kalro, "Automatic Monitoring of Element Shape Quality in 2-D and 3-D Computational Mesh Dynamics", Computational Mechanics, Vol. 27, 378-395, 2001.
- A.Yu. Gelfgat, P.Z. Bar-Yoseph and A. Solan, "Three-Dimensional Instability of Axisymmetric Flow in a Rotating Lid-Cylinder Enclosure", J. Fluid Mech., Vol. 438, 363-377, 2001.
- A.Yu. Gelfgat and P.Z. Bar-Yoseph, "On the Effect of an External Magnetic Field on Oscillatory Instability of Convective Flows in a Rectangular Cavity", Phys. Fluids, Vol. 13, 2269-2278, 2001.
- A.Yu. Gelfgat, A.L. Yarin and P.Z. Bar-Yoseph, "Dean Votices – Induced Enhancement of Mass Transfer Through an Interface Separating Two Immiscible Liquids", Phys. Fluids,Vol. 15, 330-347, 2003; Also, Editor's Choice, Virtual Journal of Biological Research, January 15, 2003.
- P. Kagan, A. Fischer and P.Z. Bar-Yoseph, "Mechanically Based Design: Adaptive Refinement for B-Spline Finite Element", Int. J. Numer. Methods Eng., Vol. 57, 1145-1175, 2003.
- V. Erenburg, A.Yu. Gelfgat, E. Kit, P.Z. Bar-Yoseph and A. Solan, "Multiple States, Stability and Bifurcations of Natural Convection in a rectangular Cavity with Partially Heated Vertical Walls", J. Fluid Mech., Vol. 492, 63-89, 2003.
- W. Salalha, E. Zussman and P.Z. Bar-Yoseph, "Analytical and Experimental Investigation of Flip-Chip Packaging for MEMS Applications", ASME Trans. J. Electronic Packaging, Vol. 126, 48-51, 2004.
- V. Suponitsky, J. Cohen and P.Z. Bar-Yoseph, "The Generation of Streaks and Hairpin Vortices from a Localized Vortex Disturbance Embedded in Unbounded Uniform Shear Flow", J. Fluid Mech., (Vol. 535, 65-100, 2005.)
- A.Yu. Gelfgat, A. Rubinov, P.Z. Bar-Yoseph and A. Solan, "Numerical Study of Three-Dimensional Instabilities in a Hydrodynamic Model of Czochralski Crystal Growth", J. Crystal Growth., (Vol. 275, 7-13, 2005.)
תחומי מחקר
שיטות מספריות במכניקה (מוצקים וזורמים) ככלל ושיטות אלמנטים סופיים בפרט; שיטות וריאציוניות אסימפטוטיות; חומרים מרוכבים; זרימה סובבת צמיגה; זורמים לא ניוטוניים; יציבות דינמית והידרודינמית; דינמיקה ובקרה של מבנים גמישים, חד אופן ואופניים; מיקרו מערכות.
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