KONSTANTINOV Ludmil Lubomirov

Данни за контакт

Professor, PhD, ex Director (retired)

Форма за контакт

Изпращане на е-мейл. Всички полета, отбелязани със звезда (*) са задължителни.

Допълнителна информация

Допълнителна информация:


  • Place of birth: Kustendil, Bulgaria
  • Date of birth:  August 4, 1947
  • Nationality: Bulgarian


  • University education: 1970, MSc in physics, University of Sofia, Faculty of Physics, Sofia, Bulgaria 
  • PhD  in Physics, 1979, University of Sofia, Faculty of Physics.


  • Solid state physics, Spectroscopy, Laser technologies, Structural transformations in solid materials.


  •  Head of Division of Structural Crystallography - 1986-actualy, Central Laboratory of Mineralogy and Crystallography - BAS (CLMC);
  •  Deputy Director - 2007-actualy, Central Laboratory of Mineralogy and Crystallography - BAS (CLMC).


  • 2008 - 2010, Growth, characterization and investigation of the physical properties of new single crystals in the systems Bi-Co(Ni)-Mn(Ru)-O and La-Co(Ni)-Mn(Ru)-O and their magnetoelectrical/multiferoic behavior, Sen. Res. Fell. II Degree, PhD L. Konstantinov – coordinator from CLMC, NSF № TK-X-1712/07.
  • 2008 - 2010, "Modification and modeling of physical parameters of crystals for optical storage and processing of information PI: Sen. Res. Fell. II Degree, PhD L. Konstantinov,  7 participants from CLMC + 1 PhD student, 5 - from Institute of Solid State Physics (BAS), 1 - from Central Laboratory of Optical Storage and Processing of Information (BAS), 1 – from Czech Academy of Sciences, NSF TK-X-1715/07.
  • 2003-2007, Local structure and phonone anomalies in unhomogeneous oxide materials, (L. Konstantinov).
  • 2003-2007, Design and structural analisys of nanosized areas in functional materials, (L. Konstantinov).
  • 2002-2005, Nanoscale phase transformations in relaxor-ferroelectric lead scandium tantalate and lead scandium niobate (B. Mihailova, L. Konstantinov)


1. B. Mihailova and L. Konstantinov: Raman spectroscopy as a method for nanoscaled structural investigations. Nanoscience & Nanotechnology’02, Eds.: E. Balabanova and I. Dragieva, Heron press, Sofia, 2002, p.60-63.s

2. B. Mihailova, U. Bismayer, B. Güttler, M. Gospodinov and L. Konstantinov: Local structure and dynamics in relaxor-ferroelectric and single crystals. Journal of Physics: Condensed Matter 14 (2002) 1091-1105

3. D.D. Radev, B. Mihailova and L.Konstantinov: Raman spectroscopic study of metal-containing boron carbide-based ceramics. Solid State Sciences 4 (2002) 37-41

4. M. Tarassov, B. Mihailova, E. Tarassova and L. Konstantinov: Chemical composition and vibrational spectra of tungsten-bearing goethite and hematite from Western Rhodopes, Bulgaria. European Journal of Mineralogy 14 (2002) 977-986

5. O. Ivanov and L. Konstantinov: Investigations of liquids by photo-induced charge effect at solid-liquid interfaces. Sensors and Actuators B 86 (2002) 287-289

6. Tarassov, M., Mihailova, B., Tarassova, Е., Konstantinov, L. 2003. Fe2O3.nH2O-nanophases formed in tungsten-polyanion-assisted sol-gel process. – Nanoscience & Nanotechnology, 3, 64-66 

Principal Publications:
7. Penev V., L. Konstantinov. 2004. Geometrization of the language of chemistry: Mathematical representation of the complex chemical objects. – AOIJ, vol. 11, Part 2: Chemistry - http://www.acadjournal.com/2004/v11/part2/p3/

8. Penev V., L. Konstantinov. 2004. Mathematical representations of chemical processes: Part I. Conceptual schemes for representing changes; space and coordinate system; method. - AOIJ, vol. 11, Part 2: Chemistry - http://www.acadjournal.com/2004/v11/part2/p4/

9. Penev V., L. Konstantinov. 2004. Mathematical representation of chemical processes: Part II. Representation of the free physical particles and of the laws for preservation of the electric charge and the mass in chemical reactions. – AOIJ, vol. 11, Part 2: Chemistry - http://www.acadjournal.com/2004/v11/part2/p5/

10. Penev V., L. Konstantinov. 2004. Geometrical images of the simple and complex chemical objects in the space of chemical structures VM(3). Investigation of the connections between the languages of chemistry and geometry. – AOIJ, vol. 11, Part 2: Chemistry – http://www.acadjournal.com/2004/v11/part2/p6/

11. Ganev, V.Y., Tarassov, M.P., Konstantinov, L.L., Petrov. O.E. 2004. Structure and valent states of iron in some crystalline and amorphous iron oxides: UV-VIS spectroscopy and DFT calculations data. Nanoscience & Nanotechnology, 4, 21-23

12. Tarassov, M.P., Tarassova, E.D., Konstantinov, L.L. 2004. Sol-gel preparation and characterization of amorphous and crystalline WO3.xFe2O3.nH2O phases. Nanoscience & Nanotechnology , 4, 92-94

13. Mihailova, B., M. Gospodinov, U. Bismayer, B. Gutter, L. Konstantinov, M. Aroyo. 2005. Nanoscale phase transformations in relaxor-ferroelectric PbSc0.5(Nb,Ta)0.5O3. A Raman spectroscopic study. Bulgarian Journal of Physics, 32, 412-420.

14. Penev, V., L. Konstantinov, M. Marinov. 2006. Geometrization of the language of chemistry: Approximate spatial mathematical model of different species of atoms and Mendeleev’s Periodic Law – AOIJ, vol. 17, Part 2: Chemistry – http://www.acadjournal.com/2006/V17/part2/p2/Geometrization.pdf

15. Titorenkova, R., B. Mihailova, L. Konstantinov. 2006. Raman spectroscopic study of variably recrystallized metamict zircon from amphibolite-facies metagranites, Serbo-Macedonian massif, Bulgaria. The Canadian mineralogist. 44, 1357-1366.