Specialty
modeling of heat transfer in microscale, computational methods in mechanics, inverse problems and identification, optimization.

Scientific activity

• PhD degree in Mechanical Engineering obtained in 2012

Research interests

•  Heat transfer in microscale,
•  Computational methods in thermomechanics,
•  Boundary element method,
•  Finite difference method,
•  Sensitivity analysis,
•  identification of thermophysical parameters.

List of selected publications:

• J.Dziatkiewicz, W.Kuś, E.Majchrzak, T.Burczyński, Bioinspired identification of parameters in microscale heat transfer, DOI: 10.1615/IntJMultCompEng.2014007963,
• E. Majchrzak, B.Mochnacki, J.Poteralska, Estimation of laser intensity in a process of thin metal film heating, rozdział w: Evolutionary and Deterministic Methods for Design, Optimization and Control, Applications to Industrial and Societal Problems, ed. T. Burczyński, J. Perieux, CIMNE, Barcelona, 2011, 275-280.
• E.Majchrzak, J.Drozdek, G.Kałuża, J.Poteralska, Application of the dual reciprocity boundary element method for numerical modelling of solidification process, Archives of Foundry Engineering, Vol. 8, Issue 4, 2008, 99-104.
• E.Majchrzak, G.Kałuża, J.Poteralska, Application of the DRBEM for numerical solution of Cattaneo-Vernotte bioheat transfer equation, Scientific Research of the Institute of Mathematics and Computer Science of Czestochowa University of Technology, Częstochowa, 1(7), 2008, 111-120.
• E.Majchrzak, B.Mochnacki, J.Poteralska, ‘One-shot’ identification of laser intensity in a process of thin metal film heating, Scientific Research of the Institute of Mathematics and Computer Science of Czestochowa University of Technology, Częstochowa, 1(8), 2009, 131-136.
• E.Majchrzak, J.Poteralska, Numerical analysis of short-pulse laser interactions with thin metal film, Archives of Foundry Engineering, Vol. 10, Issue 4, 2010, 123-128.
• E.Majchrzak, J.Poteralska, Two-temperature microscale heat treansfer model. Part1: Determination of electrons parameters, Scientific Research of the Institute of Mathematics and Computer Science of Czestochowa University of Technology, 1(9), Częstochowa, 2010, 99-108.
• E.Majchrzak, J.Poteralska, Two-temperature microscale heat treansfer model. Part2: Determination of lattice parameters, Scientific Research of the Institute of Mathematics and Computer Science of Czestochowa University of Technology, 1 (9), Częstochowa, 2010, 109-120.
• E.Majchrzak, J.Poteralska, Two-temperature model of microscopic heat transfer, Computer Methods in Materials Science, Vol. 11, No. 2, pp.330-336, 2011.
• E.Majchrzak, J.Dziatkiewicz, Axisymmetric modeling of ultrashort-pulse laser interactions with thin metal film, Archives of Foundry Engineering, Vol. 11, Issue 4, 2011, 182-186.
• E.Majchrzak, J.Dziatkiewicz, Identification of electron-phonon coupling factor in a thin metal film subjected to an ultrashort laser pulse, CAMES: Computer Assisted Mechanics and Engineering Sciences (w druku).
• E.Majchrzak, J.Dziatkiewicz, G.Kałuża, Analiza wrażliwości cienkiej warstwy metalowej poddanej działaniu lasera, Modelowanie Inżynierskie, Vol. 43, No. 12, Gliwice, pp. 155-160, 2012 (in Polish).
• E.Majchrzak, J.Dziatkiewicz, Application of the two-temperature model for a numerical study of multiple laser pulses interactions with thin metal films, Scientific Research of the Institute of Mathematics and Computer Science of Czestochowa University of Technology, 2 (11), Częstochowa, 2012, 63-70.
• E.Majchrzak, J.Dziatkiewicz, Numerical modeling of melting process of thin metal films subjected to the short laser pulse, Archives of Foundry Engineering, Vol. 12, Issue 4, 2012, 105-108.

Membership in academic associations:

• Member of PACM (Polish Association for Computational Mechanics) since 2009

Projects

• Computational modeling and evaluate the effectiveness of interactions of low and high temperatures on biological tissue, Nr N N501 366 734, 2008-2011, Silesian University of Technology, contractor,
• Numerical modeling of microscale heat transfer, Nr N N501 2167 37, 2009-2012, Czestochowa University of Technology, contractor,
• Numerical modeling of selected physical processes, BK-234 / RMT-4 / 2011, contractor,
• Project „Interactive training for engineers INTEREDU” within the program “Operational Programme - Human Resources Development”, financed form EU budget - European Social Fund, 2010-2011, contractor.