Prof. PhD Lucel SÎRGHI – PhD admission

Topics for doctoral schoool admission:

  1. Methods used for obtaining plasma in laboratory. Plasma density and temperature.
  2. Phenomena at the plasma interface with solid bodies. Floating potential. Formation of spatial charge layers, ion bombardment, secondary emission and cathode sputtering.
  3. Plasma treatment of surfaces: cleaning and decontamination, etching, deposition of thin films, and surface functionalization.
  4. Fundamentals of atomic force microscopy. Construction and working principle of atomic force microscope. Working modes of atomic force microscope.
  5. AFM measuring of surface forces. Types of surface forces in air and in liquid.


  1. Gheorghe Popa, L. Sirghi, Fundamentals of Plasma Physics, Ed. Univ. Al. I. Cuza Iași, 2000
  2. M. A. Lieberman, A. J. Lichtenberg, Principles of Plasma Discharges and Materials Processing, John Wiley & Sons, 2005
  3. Greg Haugstad, Atomic Force Microscopy: Understanding Basic and Advanced Modes Applications, John Wiley & Sons, NJ, 2012
  4. J. N. Israelachvili, Intermolecular and Surface Forces, Elsevier, 2011