Dr. Leszek M. MALKINSKI 
Senior Post Doctoral Researcher at
 
 
      Advanced Materials Research Institute 
      Tel. (504) 280 5570
University  of  New  Orleans
       Fax (504) 280 3185
New Orleans, LA 70148
                E-mail: lmalkins@uno.edu
 

 
 

RESEARCH INTERESTS
 
 
Thin  film  technology  (magnetron  sputtering  and  laser  ablation)  of  magnetic nano-sized materials for applications in data storage devices and magnetic sensors. Giant Magneto-Resistance of multilayers, spin-valve structures and granular films. Spin-dependent tunneling. 
Influence of a microstructure on magnetic properties and magnetization processes in magnetic materials
Magnetostrictive properties: magneto-elasticity, delta E effect, internal friction (magnetomechanical damping) and magnetoacoustic emission.
Design of measuring systems for magnetic and magnetoelastic measurements (magnetic hysteresis, magnetic anisotropy, Barkhausen noise, elasticity moduli and internal friction. 
Applied physics: magnetic field sensors, magnetostrictive strain and stress sensors, nondestructive testing of microstructural changes (residual stresses, aging and fatigue of magnetic materials) using magnetic methods.

 
 
 
 
 
Brief Curriculum Vitae 

Academic Degrees 

1981 – Engineer (Material Science) Warsaw University of Technology, Warsaw, Poland 

1982 – Master of Physical Sciences – Warsaw University of Technology, Warsaw, Poland, 

1991 – Ph.D. in Physics – Insititute of Physics of the Polish Academy of Sciences, Warsaw Poland 

 

Professional History 

1983-1986 Postgraduate Research Student, Institute of Physics of the Polish Academy of Sciences, Division of Physics of Magnetic Materials, Warsaw Poland 

1986 Government Scholarship, Research on mechanical and magnetic properties of metallic glasses at the Central Institute of Physics of the Hungarian Academy of Sciences, Budapest 

1986-1991 Research Assistant and Research Associate at the Institute of Physics of the Polish Academy of Sciences, Div. of Physics of Magnetic Materials, Warsaw, Poland 

1991-1997 Senior Research Associate (Adjunct), Institute of Physics of the Polish Academy of Sciences 

1992- 1993 Visiting Scientist at the Physikalisch Technische Bundesanstalt,,Braunschweig, Germany 

1993 Leader of a grant for research on " Application of metallic glasses to stress sensors" from the promotion of Cooperation in Science and Technology with Central and Eastern European Countries 

1993-1996 Leader of the research project on "Barkhausen effect- collective interactions between magnetic domains in modern ferromagnets" from State Committee of Scientific Research in Poland 

1996- invited by the CERN- European Laboratory for Particle Physics, Geneva, Switzerland to work on quench phenomenon of superconducting magnets 

1997- until now Senior Postdoctoral Researcher at the Advanced Materials Research Institute, University of New Orleans. Research on magnetic and magnetotransport properties of multilayers and nanoscaled granular thin films. 

 
 
 
 
 
Selected publications 
  • L. Malkinski and W. Malkinski, "Electronic system for measurement of elsticity moduli and internal friction of thin metallic ribbons", Meas. Sci& Technol. 1 (1990) 277-81 
  • L. Malkinski, Z. Kaczkowski and B. Augustyniak, "D E effect and mechanical Barkhausen phenomenon in Fe72Si10B12 metallic glasses with induced anisotropy", in: Physics of Magnetic Materials V, eds. W. Gorzkowski, M. Gutowski, H.K. Lachowicz and H. Szymczak, World Scientific-Singapore 1991 pp. 378-92 
  • L. Malkinski, Z. Kaczkowski and B. Augustyniak, " Application of Barkhausen effect measurements in piezomagnetic study of metallic glasses, J. Magn. Magn. Mater. 112 (1992) 323-4 
  • L. Malkinski and B. Augustyniak, "Internal friction, Young’s modulus and Barkhausen effect in magnetostrictive metallic glasses".Trans Tech Publications Ltd. , Materials Science Forum, 119-121 (1993) 585-590 
  • L. Malkinski, J. Sievert and H. Ahlers, " Simultaneous measurements of magnetic anisotropy and Barkhausen effect in Fe-Si steel discs rotating in a constant magnetic field" (invited), Proc. 3rd International Workshop on Magnetic Properties in Electrical Steel Sheets under Two-Dimensional Excitation, eds. F. Fiorillo and C. Beatrice, Associazione Italiana di Matallurgia, ISBN: 88-85298-18-4, Italy 1994 pp. 43-54  
  • L.M. Malkinski, "A comparison between two magnetomechanical methods", J. Magn. Magn. Mater. 140-144 (1995 2169-70 
  • L.M. Malkinski, The role of residual stresses in magnetostrictive metallic glasses", J. Magn. Magn. Mater., 140-144 (1995) 267-8 
  • L. Malkinski and A. Slawska-Waniewska, "Temperature dependence of the Barkhausen noise in the Fe66Cr8Cu1Nb3Si13B9 nanocrystalline alloy", J. Magn. Magn, Mater. 160 (1996) 273-4  
  • L. Malkinski and A. Slawska-Waniewska, "Barkhausen jumps in FeCrCuNbSiB nanocrystalline alloy", J. Magn. Magn. Mater. 157-158 (1996) 195-6 
  • L. Malkinski and T. Kulik, "Correlation between Barkhausen noise and coercivity in amorphous and nanocrystalline Fe-Cu-Nb-Si-B alloys", Acta Physica Polon. 91, 2 (1997) 435-8 
  • L. Malkinski and A. Slawska-Waniewska, "Effect of microstructure on magnetization processes in nanocrystalline Fe-Zr-B alloys", Mater. Science & Engineering, A 226-228 (1997) 706-10 
  • L. Malkinski and A. Slawska-Waniewska,, "On magnetization mechanisms in iron-based nanocrystalline alloys" Mater. Science & Engineering, A 226-228 (1997) 711-5 
  • A. Slawska-Waniewska, L. Malkinski, M. Kuzminski, "On the role of magnetic coupling between crystalline grains in nanocrystalline alloys", IEEE Trans. Magn. 33, 5 (1997) 3727-9  
  • L. Malkinski and J. Sievert, "A new touch-stress sensor based on amorphous wires", in Non-Linear Electromagnetic Systems, Studies in Applied Electromagnetics and Mechanics 13, eds. V. Kose and J. Sievert, IOS Press, Amsterdam -The Netherlands 1988, pp. 293-6 
  • L. Malkinski, " Physical principles of impact energy measurements using a contactless magnetostrictive sensor", in Non-Linear Electromagnetic Systems, Studies in Applied Electromagnetics and Mechanics 13, eds. V. Kose and J. Sievert, IOS Press, Amsterdam -The Netherlands 1988, pp. 281-4 
  • L. Malkinski, J.-Q. Wang, C.T. Seip, J. Wiemann and J. Wiley, "Thickness dpendence of giant magnetoresistance effect in granular Cu-Co thin films", J. Appl. Phys. 85 (8) (1999) 4471 
  • L. Malkinski, J.-Q. Wang, J. Dai and C.J. O’Connor, "Film thickness dependence of magnetic properties of granular GMR materials with strongly interacting particles", Appl. Phys. Lett. 1999 in press 
  • L.M. Malkinski, J.-Q. Wang, W. L. Zhou, Influence of annealing on field dependence of magnetoresistance of Co/Cu multilayers", submitted to Thin Solid Films 
  • J.-Q. Wang, L. M. Malkinski, Y. Hao, C. A. Ross, J. A. Wiemann and C. J. O’Connor, Fabrication of pseudo-spin-valves and 100 nm sized periodic elements for magnetic memory application, submitted to Key Engineering Materials