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Rodert Flavy Kazandjiev

Position: Associate professor

Department: Solid Mechanics

Room number: 47

Phone: +359 2 979 2006

E-mail: robert@imbm.bas.bg

Scientific degrees, institution, year: Doctor in Applied Mechanics, IMech, 2008

Fields of Research:

Sulfate corrosion, cement stone, diffusion, metal forming, plasticity, damage, fracture, defect development/annihilation

Extended Information

Scientific career (years)

1977 3d deg. res. fellow.

1980 2nd deg. res. fellow

1985 1st deg. res. fellow

2010 Associate professor

Recent Publications:
1. R. Kazandjiev, Assessment of the Velocity Regime of a Multi-cell Rolling Mill, Journal of Machine Design and Research, Techn. University –Varna, ISSN 1212-8612., vol. 6, pp  3-6  (2009). (Bulgarian).
2. R.Kazandjiev, P.Gospodinov, M.Mironova, Change of the Pore structure of Thin Cement Stone Specimens Subjected to Sulfate Attack, J. Theor. Appl. Mechanics, 2009 (in press), Published in: Proc. of the 11-th Nat. Congress on TAM, Borovets 2009, Section “Solid Mechanics”, CD Rom (2009).
3. P. Gospodinov, M. Mironova, R. Kazandjiev, Pore Structure Prediction in Silicate Cement Based Composite Materials Subjected to Sulfate Attack,  Proc. of the 12th Intern. Conf .on Mechanics and Technology of Composite Mater., Sofia, 2009, pp. 72-77 (2009).
4. R. Kazandjiev, Analytical Assessment of Material Damage Gained During Hot Rolling of Metal Sheets, Doctor’s Thesis, Inst. of Mechanics, Sofia 2008 (Bulgarian).
5. R.Kazandjiev, P.Gospodinov, M.Mironova, Y. Ivanova, Ultrasonic Detection of Cement Stone Area Affected by Sulfate Corrosion, Proc. 23d Bulgarian Conf. with Intern. Participation, NDT – 2008, pp 207-213 (2008) (CD-ROM).
6. R. Kazandjiev, Assessment of Damage of a Pressure-Formed Metal, Proc. Jubil. Intern. Scientific Conf. VSU’2008 Sofia, vol. 1, pp 129-14 (2008) (Bulgarian).
7. Gospodinov P., Mironova M., Kazandjiev R., Mechanisms of Sulfate Ionic Diffusion in Porous Cement Based Composites, Computers & Concrete, vol. 4, No 4, pp.273-284  (2007).
8. Mironova M., P. Gospodinov, R. Kazandjiev, Diffusion Conductivity of Cement-Based Composites, Proc. of the 11th Intern. Conf .on Mechanics and Technology of Composite Mater., Sofia, 2006, pp. 127-132 (2006).
9. M.Mironova, P.Gospodinov, R.Kazandjiev, Some structure and strength changes of cement based composites under sulphate aggression, Proc. of 10 International Conference on Mech. Techmol. Comp. Mater., 2003, Sofia, 175-179.
10. R.Kazandjiev, P. Gospodinov, M. Mironova, Sulfate-Induced Degradation of Cement Stone, Annual Proc. of the Sofia University of Mining Eng. and  Geology, vol. 46, Book II “Extraction and Processing of Mineral Raw Materials”, Sofia 2003 г., 107-112.
11. R. Kazandjiev, M. Mironova, P. Gospodinov, Corrosion of Cement stone Caused by Sulfate Ion Diffusion, Proc. of the Jubil. Scientific Conference of the Univ. of Architecture, Civ. Eng. and Geodezy, Sofia, 2002, Vol. 7, 335-240.
12. M. Mironova, P. Gospodinov, R. Kazandjiev, The Effect of Liquid Push Out of the Material Capillaries under Sulfate Ion Diffusion in Cement Composites, Cement and Concrete Research, Elsevier Sc., 32 1 (Jan. 2002), 9-15.
13. M. Mironova, P.Gospodinov, R. Kazandjiev, T. Partalin, Assessment of Sulfate Corrosion Influence on Cement Composite Structure and Mechanical Behaviour, Proc. 2nd Intern. Symp. “Cement and Concrete Technology in the 2000”, Istanbul, Turkey, 2000, 439-446.
14. P.Gospodinov, R.Kazandjiev, T.Partalin, M. Mironova, Diffusion of Sulfate Ions into Cement Stone Regarding Simultaneous Chemical Reactions and Resulting Effects, Cement and Concrete Research, Elesevier Sc., 29 (1999), 1591-1596.
15. R. F. Kazandjiev, N. M. Sirakov Reconstruction of Cracks Occurring in a Compressed Plastic Material, Proc. QCAV98 Int.Conf. on Quality Control by Artific.Vision, Takamatsu, Kagawa University, Kagawa, Japan 1998, 319 - 324.
16. N. Sirakov, R. Kazandjiev, 3D Representation of Flaws in Natural Resources and Materials, Proc. QCAV'97, Int. Conf. of Quality Contr.by Artific.Vision, Le-Creusot, France, 1997, 75 – 79.
17. M. Mironova, P. Gospodinov, R. Kazandjiev, T. Partalin, Estimation of the Depth of Sulfate Ion Penetration into Cement Stone, Proc. 3d Int. Symp. on Textile Comp. in Building Mater., Seoul, Korea, 1996, 137 - 144;
18. P.Gospodinov, R.Kazandjiev, M.Mironova, The Effect of Sulphate Ions Diffusion on the Structure of Cement Stone, Cement and Concrete Composites, Elsevier Sc., 1996, vol.18, No.6, 401 - 407.

Projects:

1. Corrosion and change of the mechanical properties of mineral composites under diffusion of chemically aggressive agents, Project No TN 1106/2001,  Bulgarian Fund "Scientific Research",  2001-2005 г.
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2. Assessment of the structure and strength of mineral composites under impacts of chemically aggressive media, Project No TN 7/95,  Bulgarian Fund "Scientific Research",  1996-1999 г.
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Modified date:11-08-2011