Jerzy Rojek — Articles in scientific journals

• J. Rojek, K. Pietrzak, M. Chmielewski, D. Kaliński, S. Nosewicz, Discrete Element Simulation of Powder Sintering, Computer Methods in Materials Science, 11, No. 1: 68–73, 2011

• D. Lumelskyy, J. Rojek, Numerical accuracy and efficiency of algorithms for springback calculation, Computer Methods in Materials Science, 11, No. 1: 387–393, 2011

• M. Hyrcza-Michalska, J. Rojek, O. Fruitos, Numerical simulation of car body elements pressing applying tailor welded blanks – practical verification of results, Archives of Civil and Mechanical Engineering, Vol. X, No. 4: 31–44, 2010

• J. Rojek, M. Hyrcza-Michalska, A. Bokota, W. Piekarska, Metody wyznaczania własciwosci mechanicznych złaczy w spawanych laserowo wsadach do tłoczenia, Przeglad Mechaniczny, LXIX, Zeszyt 11: 13–20, 2010

• J. Rojek, M. Hyrcza-Michalska, A. Bokota, W. Piekarska, Determination of mechanical properties of the weld zone of tailor-welded blanks, Computer Methods in Materials Science, 9, No. 1: 153–158, 2009

• M. Hyrcza-Michalska, J. Rojek, Laserowe spawanie wsadów do tłoczenia. Wybrane problemy wytwarzania i symulacja numeryczna, Mechanik, 4: 274–281, 2009

• C. Labra, J. Rojek, E. Onate, F. Zarate, Advances in discrete element modelling of underground excavations, Acta Geotechnica, 3: 317–322, 2008

• J. Rojek, E. Onate, H. Kargl, C. Labra, J. Akerman, U. Restner, E. Lammer, F. Zarate, Prediction of Wear of Roadheader Picks using Numerical Simulations, Geomechanik und Tunnelbau, 1: 47–54, 2008

• J. Rojek, E. Onate, Multiscale analysis using a coupled discrete/finite element model, Interaction and Multiscale Mechanics,, 1: 1–31, 2007

• J. Rojek, Discrete element modelling of rock cutting, Computer Methods in Materials Science, 7, No. 2: 224–230, 2007

• H. Jakubczak, J. Rojek, P. Roquet F., Probabilistic vs. deterministic fatigue design of hydraulic cylinders, Problemy Maszyn Roboczych, 29: 17–21, 2007

• I. Marczewska, T. Bednarek, A. Marczewski, W. Sosnowski, H. Jakubczak and J. Rojek, Practical fatigue analysis of hydraulic cylinders and some design recommendations, Int. Journal of Fatigue, 28 (12): 1739–1751, 2006

• E. Onate, J. Rojek, M. Chiumenti, S.R. Idelsohn, F. Del Pin and R. Aubry, Advances in stabilized finite element and particle methods for bulk forming processes. Comput. Methods Appl. Mech. Engrg, 195: 6750–6777, 2006

• J. Rojek, E. Onate, R.L. Taylor. CBS-based stabilization in explicit solid dynamics, Int. J. Numer. Meth. Engng., 66: 1547–1568, 2006

• H. Jakubczak, J. Rojek, P. Roquet F., Assessment of realistic fatigue data for hydraulic cylinders, Problemy Maszyn Roboczych, 27: 63–73, 2006

• John, A., Mazdziarz, M., Rojek, J., Telega, J.J., Maldyk, P., Selected contact problems in human joints after arthroplasty, Lecture Notes in Applied and Computational Mechanics, 27: 383–384, 2006

• J. Rojek, F. Zarate, C. Agelet de Saracibar, Ch. Gilbourne, P. Verdot. Discrete element modelling and simulation of sand mould manufacture for the lost foam process. Int. J. Numer. Meth. Engng, 62: 1421–1441, 2005

• J. Rojek, M. Kleiber, A. Piela, R. Stocki, J. Knabel, Deterministic and stochastic analysis of failure in sheet metal forming operations, Steel Grips - Journal of Steel and Related Materials, 2, Suppl. Metal Forming 2004: 29–34, 2004.

• M. Kleiber, J. Knabel, J. Rojek, Response surface method for probabilistic assessment of metal forming failures, Int. J. Numer. Meth. Engng, 60: 51–67, 2004

• E. Onate and J. Rojek, Combination of discrete element and finite element methods for dynamic analysis of geomechanics problems. Comput. Methods Appl. Mech. Engrg., 193: 3087–3128, 2004.

• E. Onate, J. Rojek, R.L. Taylor, O.C. Zienkiewicz, Finite calculus formulation for incompressible solids using linear triangles and tetrahedra. Int. J. Numer. Meth. Engng, 59: 1473–1500, 2004.

• A. Piela, J. Rojek. Validation of the results of numerical simulation of deep drawing of tailor welded blanks, Archives of Metallurgy, 48, No. 1: 37–51, 2003.

• E. Onate, R.L. Taylor, O.C. Zienkiewicz, J. Rojek, A residual correction method based on finite calculus. Engineering Computations, 20: 629–658, 2003.

• M. Kleiber, J. Rojek and R. Stocki, Reliability assessment for sheet metal forming operations. Comput. Methods Appl. Mech. Engrg., 191: 4511–4532, 2002.

• J. Rojek, J.J. Telega, S. Stupkiewicz. Contact problems with friction, adhesion and wear in orthopaedic biomechanics. Part I - Numerical implementation and application to implanted knee joints, Journal of Theoretical and Applied Mechanics, 3, 39: 679–706, 2001.

• J. Rojek, J.J. Telega. Contact problems with friction, adhesion and wear in orthopaedic biomechanics. Part I - General developments, Journal of Theoretical and Applied Mechanics, 3, 39: 655–677, 2001.

• J. Rojek, O.C. Zienkiewicz, E. Onate, E. Postek. Advances in FE Explicit Formulation for Simulation of Metalforming Processes. J. Materials Processing Technology, 119/1-3: 41–47, 2001.

• P. Bednarz, J. Rojek, J.J. Telega, J. Kowalczewski. Contact problems in knee joint after arthroplasty, Acta of Bioengineering and Biomechanics, 2: 377–380, 2000.

• J. Rojek, J.J. Telega and P. Bednarz, Role of adhesion in hip and knee implants: modelling and numerical analysis. Acta of Bioengineering and Biomechanics, Vol. 1, Supplement 1: 377-380, 1999.

• J. Rojek and J.J. Telega, Numerical simulation of bone-implant systems using a more realistic model of the contact interfaces with adhesion. Journal of Theoretical and Applied Mechanics, 37: 659-686, 1999.

• J. Rojek and E. Onate. Sheet Springback Analysis Using a Simple Shell Triangle with Translational Degrees of Freedom Only. Int. Journal of Forming Processes, 1: 275-296, 1999.

• J. Rojek, E. Onate and E. Postek, Application of explicit FE codes to simulation of industrial sheet and bulk metal forming processes. Journal of Materials Processing Technology, 80-81: 620–627, 1998.

• J. Rojek, J. Jovicevic, E. Onate, Industrial applications of sheet stamping simulation using new finite element models. Int. Journal of Computer Modelling and Simulation in Engineering, 3: 147–152, 1998.

• O.C. Zienkiewicz, J. Rojek, R.L. Taylor and M. Pastor, Triangles and Tetrahedra in Explicit Dynamic Codes for Solids. Int. J. Num. Meth. Eng., 43: 565–583, 1998.

• J. Rojek, J. Jovicevic, E. Onate, Industrial applications of sheet stamping simulation using new finite element models. J. Mater. Proc. Technol., 60: 243–247, 1996.

• E. Onate, J. Rojek and C. Garcia Garino, NUMISTAMP: a research project for assesment of finite element models for stamping processes. J. Mater. Proc. Technol., 50: 17–38, 1995.

• J. Rojek and M. Kleiber, Nonlinear Dynamic FE Analysis of Structures Consisting of Rigid and Deformable Parts. Part II - Computer Implementation and Test Examples. Int. J. Struct. Eng. and Mech., 2: 327–343, 1994.

• J. Rojek and M. Kleiber. Nonlinear Dynamic FE Analysis of Structures Consisting of Rigid and Deformable Parts. Part I - Formulation. Int. J. Struct. Eng. and Mech., 2: 313–326, 1994.

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