Home / The University / Faculties / Faculty of Chemistry and Pharmacy / Structures / Departments / Physical Chemistry / Lecturers / Assist. Prof. Radomir Slavchov

   

Born: October 16, 1982, Sofia

 

Career:

1999-2007 - Bachelor in chemistry, master and PhD in physical chemistry in University of Sofia

2003-2010 - Chemist, assistant, assistant professor in University of Sofia

2008-2009 - Leibniz Institute of Polymer Research Dresden Postdoctoral research

 

Teaching experience:

Lectures, seminars and laboratory practice for the courses Physical chemistry, Statistical thermodynamics, Colloid chemistry, Physicochemical hydrodynamics, Liquid surfaces, Nucleation, Capillary phenomena and wetting.


Area of interest:

  • Surface science: surface electorchemistry, adsorption of ionic surfactants and simple salts, surface tension and mechanic moment, Langmuir monolayers, disjoining pressure, surface roughness, surface defects on solid surfaces.
  • Capillary phenomena: capillary shapes, capillary flows, capillary waves, wetting, roughness, wetting dynamics.
  • Physicochemical hydrodynamics: electrokinetic phenomena, thin liquid films, porous materials, foams.
  • Nucleation: nucleus formation, 2D nucleation, electrostatic effects, micellization.
  • Chemical thermodynamics (with accent on electrolyte solutions and semiconductors), statistical physics (with accent on surfactant adsorption and surface roughness), chemical kinetics, electrochemistry.
  • Applied mathematics, computing software (Maple).

 

Publication:

 

2010

1. Quantum Hydrodynamics of Electron Gases

Radomir Slavchov, Roumen Tsekov

Journal of Chemical Physics 132 (2010) art. no. 084505

2. Streaming Potential Effect on the Drainage of Thin Liquid Films Stabilized by Ionic Surfactants

Roumen Tsekov, Dilyana S. Ivanova, Radomir Slavchov, Boryan Radoev, Emil D. Manev, Anh V. Nguyen and Stoyan I. Karakashev

Langmuir 26 (2009) 4703-4708

3. Comparative validation of the analytical models for the Marangoni effect on foam film drainage

Stoyan I. Karakashev, Dilyana S. Ivanova, Zhana K. Angarska, Emil D. Manev, Roumen Tsekov, Borjan P. Radoev, Radomir I. Slavchov, Anh V. Nguyen

Langmuir 26 (2010) 4703-4708

4. Justification of biexponential rate law of spreading over heterogeneous and rough surfaces

Radomir Slavchov, Victoria Dutschk, Gert Heinrich, Boryan Radoev

Colloids and Surfaces A: Physicochem. Eng. Aspects 354 (2010) 252–260

 

2008

1. On the theory of the charged heterogeneous surfaces. Electric interactions in Langmuir monolayers and semiconductor surfaces

Radomir Slavchov

Thesis, Sofia 2008, Department of Physical Chemistry, Faculty of Chemistry at Sofia University (in Bulgarian)

 

2007

1. Screened potential of a charged step defect on a semiconductor surface

Radomir Slavchov, Tzanko Ivanov. Boryan Radoev

J.Phys.: Condens. Matter 19 (2007) 226005.

2. Singular distributions approach

Radomir Slavchov

graduation work, Sofia 2007, Department of Physical Chemistry, Faculty of Chemistry at Sofia University (in Bulgarian)

3. Electrical Charged Heterogeneous Interfaces. Electrostatic Potential Distribution

Radomir Slavchov, Boryan Radoev

Ann Univ Sofia 100 (2008) 193.

 

2006

1. Effect of the surface polarizability on the electrostatic screening in semiconductors

Radomir Slavchov, Tzanko Ivanov. Boryan Radoev

J. Phys.: Condens. Matter 18 (2006) 5873–5879

 

2005

1. On the nature of Athabasca Oil Sands

Jan Czarnecki, Boryan Radoev, Laurier L. Schramm, Radomir Slavchev

Advances in Colloid and Interface Science 114–115 (2005) 53– 60

2. Equilibrium profile and rupture of wetting film on heterogeneous substrates

Radomir Slavchov, Boryan Radoev, Klaus Werner Stockelhuber

Colloids and Surfaces A: Physicochem. Eng. Aspects 261 (2005) 135–140

3. Surface Electrostatics of Heterogeneous Media. Mathematical Models, Problems and Methods

T. Boev, B. Radoev and R. Slavchev

Proceeding of the 10-th Jubilee National Congress on Theoretical and Applied Mechanics (ed. by Ya.Ivanov), Sept., 2005, Varna, p 423.

 

2005-2010

A number of electronic problem books for students, serving the Maple seminars for the theoretical courses in Sofia University (in Bulgarian and few in English).