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Professor Ph.D. Margareta SOCACIU

 

 

General Information
Curriculum Vitae
Current Teaching Activities
Scientific Research Activities
 Additional Information

 

GENERAL INFORMATION

At present, profesor PhD at
University of Craiova
Faculty of Physics
13 Al. I. Cuza Str.
Craiova, 200585, Romania

Office: C330, Central Building
Tel./Fax: +40 251 415077

E-mail address: socaciumargareta at yahoo.com

 

CURRICULUM VITAE

DATE AND PLACE OF BIRTH: 14.01.1948, Craiova, 200100, Romania

STUDIES

Graduate: 1965-1970, University of Timisoara, Faculty of Physics, Electroradiophysics   section

PhD:1981-1985, University of Timisoara,  Solid state physics and condensed matter
PhD thesis: Study of bidimensional physics systems of smectic liquid crystals - in Romanian

 

CURRENT TEACHING ACTIVITIES

Technical Physics, General Physics, Physics, fundamental discipline, addressed to the students in the first year and second year of studies (two or  three semesters), from the Electrotechnical Faculty and Mechanical Faculty, University of Craiova
Main topics: the principal chapters of physics: mechanics, thermodynamic, electrical and magnetical properties, optics, quantum mechanics, solid state physics, atomic and nuclear physics.

Solid State Physics, Solid State Physics and Semiconductors, fundamental discipline, addressed to the students in the third year of studies from the Faculty of Physics, University of Craiova
Main topics: basic concepts, structure and classification of solids, crystals defects, theoretical models of crystalline solids, energy states in crystals, energy bands of free and nearly free electrons, electrical conductivity, thermoelectric and galvanomagnetic effects, semiconductors, dielectrics, magnetic properties of solids, supraconductibility.

Physics of dielectrics, optional discipline, addressed to the students in the third year of studies from the Faculty of Physics, University of Craiova
Main topics: basic concepts, structure and classification of dielectrics, polarization mechanisms, electrical conduction in dielectrics, dielectric breakdown, dielectric relaxation process, ferroelectricity, dielectric devices.

Liquid crystals, Partially Ordered Systems, optional discipline, addressed to the students in the third year of studies or in the first year enrolled at the Mastership cycle “Physics of Materials” from the Faculty of Physics, University of Craiova
Main topics: Structure and classification of liquid crystals (LC), textures and defects of liquid crystals, continuum theory of  liquid crystals ( Frank), molecular statistics theories of thermotropic LC ( Maier Saupe, Onsager, McMillan), phase transitions in LC,  anisotropic properties of LC, electrooptical effects and applications.

Biophysics and meteorology, fundamental discipline addressed to the students in the first year of studies from the Faculty of Agriculture, University of Craiova
Main topics: States of aggregation of living matter, biomechanics, phenomena of transport, biothermodynamics, biological electricity, biological optics, radiobiology, meteorology objective, study of atmosphere (chemical composition, structure, properties), solar, terrestrial and atmospheric radiation, thermal regime of ground and water with larger surfaces, air humidity, atmospheric precipitations, changing of the direction and the speed of winds, climate and microclimate..

 

SCIENTIFIC RESEARCH ACTIVITIES

Research domains: Solid State Physics, Liquid Crystals

Research topics:

  • Anisotropic properties of partially ordered systems
  • Identification of polimorphysme and mesophases of the new synthesized liquid crystals
  • Electrooptical effect of liquid crystals and applications

 

SELECTED PUBLICATIONS

In ISI rated journals

  1. M. Socaciu, I. Cuculescu, I. Muşcutariu, Phase transition in smectic liquid crystals by thermodielectric effect, Phase Transitions 6 (1985) 25-34
  2. M. Socaciu, C. Plosceanu, I. Cuculescu, I. Muşcutariu, Determination of phase transition in binary systems of mesogenic compounds by optical absorbtion spectroscopy, Phase Transitions 6 (1986) 249-258
  3. C. Plosceanu, M. Socaciu, I. Cuculescu, A. Dragomir, O. Savin, Polymorphism of the binary mixture of sitosteryl chloride and cholesteryl laurate, Crystal Research and Technology 21/8 (1986) K142-K145
  4. M. Honciuc, I. Cuculescu, M. Socaciu, R. Bena, V. Stoian, Build up thermoelectrets at phase transition in fatty acids, Phase Transitions  51 (1994) 231-237
  5. M. Socaciu, M. Ursache, V. Călian, C. Şarpe-Tudoran, L. D. Socaciu, Multiple Layer Interference on TBBA-CM Liquid Crystal Mixture, Molecular Crystal and Liquid Crystals 321 (1998) 125-131
  6. M. Socaciu, M. Ursache, E. Petrescu, G. Iacobescu, Order parameter from (p-ethoxybenzylidene-)-p-n-butylaniline channeled spectra, Mod. Phys. Lett. B 15/25 (2001) 1131-1139
  7.  M. Socaciu, M. Ursache, Dispersion curves computed from channeled diffraction spectra of liquid crystals, Molecular Crystal and Liquid Crystals 403 (2003) 1-13
  8. V. Călian, G. Stoenescu, M. Ursache, M. Socaciu, P. Rotaru, Optimization of multiple laser semiconductor waveguides, Thin Solid Films 474 (2005) 197-200
  9. I. Palarie, M. Socaciu, M. Ursache, C. Florea, A new version of the Chang method for the determination of the optical birefringence of nematic liquid crystals, Journal of Optoelectronics and Advanced Materials 81 (2006) 291-294
  10. A. Rotaru, A. Kropidlowska, A. Moanta, P. Rotaru, M. Socaciu, M. Dinescu, Thermal stability and non-isothermal kinetics of some aromatic azomonoeters, dyes of liquide crystalline mixture, Journal of Thermal Analysis 92/1 (2008) 279-284

In journals of the Romanian Academy or journals indexed in international databases

  1. C. Şarpe-Tudoran, M. Socaciu, M. Tutunaru, Population / depopulation kinetics study for the energetic leveles of crypton using REMPI spectroscopy, SPIE 2461 (1995) 332 – 336
  2. M. Socaciu, M. Tutunaru, C. Şarpe, Polarised light interference in mixture of liquid crystals, SPIE 2461 (1995) 353 – 355
  3. M. Ursache, V. Călian, M. Socaciu, H. Gagnaire, Real rays path and images simulation for complex optical systems and 2-dimensional objects, SPIE 2461 (1995) 373 -376
  4. V. Călian, M. Ursache, C. Şarpe-Tudoran, M. Socaciu, Computing coupling coefficients in transmission systems, SPIE 3405 (1998) 278-281
  5. M. Ursache, V. Călian, M. Socaciu, C. Şarpe-Tudoran, Nonlinear process in laser radiation absorbtion on metallic surfaces, SPIE 3405 (1998) 494-497
  6. C. Şarpe-Tudoran, M. Socaciu, M. Ursache, J. Neamţu, G. Brătulescu, S. Radu, Determination of phase transition in liquid crystals by optical absorbtion spectroscopy, SPIE 3405 (1998) 619-622
  7. M. Ursache, M. Socaciu, C. Şarpe – Tudoran, Light scattering in liquid crystals, SPIE 3405 (1998) 1063-1066
  8. V. Călian, M. Ursache, M. Socaciu, Numerical method for nonlinear optical devices, SPIE 4068 (2000) 485-490
  9. M. Ursache, M. Socaciu, V. Călian, C. Şarpe-Tudoran, Temperature dependencies of optical parameters from  EBBA channeled spectra, SPIE 4068 (2000) 454-459

In proceedings of international scientific meetings (conferences, schools, workshops, etc.)

  1. M. Socaciu, I. Cuculescu, I. Muşcutariu, The phase diagram of the binary smectic mixture terephtal-bis-butyl-aniline and chloresteryl myristate, 11-th International  Liquid Crystal Conference,  Berkley, C.A., USA, 30 iunie - 4 iulie 1986, 83-85
  2. M. Socaciu, I. Cuculescu, G. Steinbrecher, I. Muşcutariu, Calculus of the order parameter and the coupling coefficients at the N-I transition by the method of the mean field, 11-th International  Liquid Crystal Conference,  Berkley, C.A., USA, 30 iunie - 4 iulie 1986, 107-109
  3. M. Socaciu, The correlation of different experimental methods to determine the polymorphism of the liquid crystal binary mixtures,  Ciekle-Krysztaly, vol.2,1991, IX - th School of Physics and Application of  Mono- Crystals and Liquid Crystals, JURATA, 22-27 oct.1990, Polonia, 84-101
  4. M. Socaciu, I. Muşcutariu, I. Cuculescu, A  new thermo - electro - optical effect in smectic mixtures of liquid crystals, "Eurodisplay'90", The Tenth International Display Research Conference, 25-27 sept. 1990, Amsterdam, (Olanda), 276-278
  5. M. Socaciu, I. Cuculescu, R. Bena, G. Smeianu, Electric conduction in some smectic liquid crystal mixtures, I Summer European Liquid Crystals Conference, Vilnius, Lituania, 19-25 august 1991, 61-63
  6. I. Cuculescu, M. Honciuc, R. Bena, M. Socaciu , Electrical conduction in liquid crystal mixture, Proc. of 1-st Gen. Conf. Balkan, Salonic, Grecia, 1992, 1076-1078
  7. I. Cuculescu, M. Honciuc, R. Bena, C. Moţoc, M. Socaciu, G. Smeianu,V. Stoian, Thermodielectric method revealing phase transition in fatty acids, IV-th International Liquid Crystal Conference, Pisa, Italia, 21-26 iunie 1992, 45-46
  8. C. Sarpe, M. Socaciu, M. Ursache, Population/depopulation kinetics for the energetics levels of krypton using REMPI spectroscopy, ROMOPTO '94 - 4 th International Conference in Optics, Bucuresti, Romania, 5 -8 sept. 1994
  9. M. Ursache, V. Călian, M. Socaciu, H. Gagnaire, Real rays path and images simulations for complex optical systems and 2-dimensional effects, ROMOPTO ' 94 - 4 th International Conference in Optics, Bucuresti, Romania, 5 - 8 sept. 1994
  10. M. Ursache, M. Socaciu, V. Călian, C. Şarpe, Explaining the thermo-electro-optical effect in liquid crystals by multiple layers interference, SIOEL'95, 2-nd International Conference on Photo- Excited Process and Application, Bucuresti, Romania, 28-29 sept. 1995
  11. C. Şarpe , M. Socaciu, M. Ursache, Investigation of rare gases energetic levels population by REMPI tunable lasser assisted processes, Proc. of 2-nd International Conference on Photo-Excited Process and Applications, Ierusalim, Israel, 17-21 sept. 1995, 386 – 389
  12. M. Socaciu, M. Ursache, A. Hărăbor, Teaching the liquid crystals: curricula and laboratory experiments, Proc. of Teaching the science of condensed matter and new materials-international conference, Udine, Italy, 24-30 sept. 1995, 701-703
  13. M. Ursache, M. Socaciu, A. Hărăbor, Ray light traject through inhomogenous media like  as optical fibers, Proc. of Teaching the science of condensed matter and new materials-international”, conference, Udine, Italy, 24-30 sept. 1995, 687-689
  14. M. Socaciu, C. Şarpe-Tudoran, S. Radu, G. Bratulescu, I. Cuculescu, R. Bena, Polymorphism of a new synthesized azobenzene compound, Turkish Physical Society 15-th Physics Conference, Antalya, Turkey, 26 -29 sept. 1995
  15. A. Hărăbor, M. Socaciu, M. Ursache, YBCO superconductors - new topics in teaching physics of superconductors, Proc. of Theaching the science of condensed matter and new materials-international conference, Udine, Italy, 24-30 sept.1995, 345-347
  16. M. Socaciu, M. Ursache, C. Şarpe,V. Călian, Practical  works curricula using synthesized liquid crystals, Proc.of the 10-th General Conference of the European Physical Society, Sevilla, Spain, 9-13 1996, 55-57
  17. M. Ursache, M. Socaciu, C. Şarpe, V. Călian, Computer program package for optics curriculum, Proc. of the 10-th General Conference of the European Physical Society, Sevilla, Spain, 9-13 1996, 71-73
  18. M. Ursache, M. Socaciu, C. Şarpe - Tudoran, V. Călian, Signal propagation through optical fiber having a liquid crystal as external medium, SIOEL'96 The 4-th Symposium of Optoelectronics, Bucuresti, Romania, 18 - 20 sept. 1996
  19. M. Socaciu, M. Ursache, V. Călian, C. Şarpe-Tudoran, L. D. Socaciu, Multiple layer  interference on TBBA-CM liquid crystal mixture, Proc. of VII-th International Conference Topical Meeting on Optics of Liquid Crystals, OLC-97, Heppenheim, Germany, 8-12 sept.1997, 112-115
  20. C. Şarpe-Tudoran, M. Socaciu, M. Ursache, J. Neamţu, G. Brătulescu, S. Radu, Determination of phase transitions in liquid crystals by optical absorbtion spectroscopy, 5-th Conference on Optics, ROMOPTO'97", Bucuresti, Romania, 9 - 12 sept. 1997
  21. V. Călian, M. Ursache, C. Şarpe - Tudoran, M. Socaciu, Computing coupling coefficients in transmission systems, 5-th Conference on Optics, ROMOPTO'97", Bucuresti, Romania, 9 - 12 sept. 1997
  22. M. Ursache, V. Călian, M. Socaciu, C. Şarpe – Tudoran, Nonlinear processes in laser radiation absorption on metallic surfaces, 5-th Conference on Optics, ROMOPTO'97", Bucuresti, Romania, 9 - 12 sept. 1997
  23. M. Socaciu, M. Ursache, V. Călian, C. Şarpe-Tudoran, L. D. Socaciu, Multiple layer  interference on TBBA-CM liquid crystal mixture, Proc.of VII-th International Conference Topical Meeting on Optics of Liquid Crystals, OLC-97, Heppenheim, Germany, 8-12 sept. 1997, 112-115
  24. C. Şarpe-Tudoran, M. Socaciu, D. Murtaza, C. Uncheşelu, Domain instabilities and dynamical scattering mode in new synthesized  4,4'-bis- (4'-chloro) - benzyloxy-azoxybenzene  liquid crystal, Proc. of SIOEL' 98, 1998, p. 61-63
  25. M. Socaciu, C. Sarpe-Tudoran, J. Neamtu, G. Iacobescu, Cristina Sarpe-Tudoran, Study of absorption spectra changing with temperature for new synthesised liquid crystal, Proceedings of SIOEL, 64-66, 1998
  26. C. Şarpe - Tudoran, M. Socaciu, D. Murtaza, C. Uncheşelu, Domain instabilities and dynamical scattering mode in new synthesised 4,4'-bis-( 4- chloro ) - benzyloxy - azoxybenzene liquid crystal, Fifth Symposium on Optoelectronics - SIOEL' 98  Bucuresti, 23-25 sept. 1998
  27. Liana Socaciu, Cristina Sarpe-Tudoran, Marcela Ursache, Margareta Socaciu, Gabriela Iacobescu, Stelian Radu, The study of a new synthesised compound with mesomorphic properties, 17th General Phys. Conf. of the Turkish Phys. Soc., Alanya, Antalya, Turkey, 1998
  28. M. Socaciu, M. Ursache, G. Iacobescu, V. Calian, The helical pitch modulation in the thermoelectroclinic effect, OLC 2001, Napoli, Italy, 2001
  29. C. Sarpe-Tudoran, M. Socaciu, G. Iacobescu, M. Ursache,  Study of dynamical scattering mode in new synthesised liquid crystal, 3rd International Balkan Workshop on Applied Physics, Targoviste, 2002, Romania
  30. G. Iacobescu, D. Neamtu, M. Ursache, M. Socaciu, Accelerated response of polymeric nematic liquid crystals by laser pulse excitation, Advanced Laser Technologies ALT-02, Adelboden, Switzerland, 2002
  31. G. Iacobescu, P. Badea, M. Socaciu, Thermo-electro-optical effect : the electric field influence on the colours intensity, TPPE-Bucuresti, sept. 2005
  32. C. Motoc, G. Iacobescu, M. Socaciu, Magnetic field effects in nematic liquid crystal doped with azo-dyes, TPPE-Bucuresti, sept. 2005
  33. M. Bica, M. Ursache, M. Socaciu, Conection between the courses of thermo/technique and technical  physics thought to the students of the Faculty of Mechanics, TPPE-Bucuresti, sept. 2005
  34. A. Rotaru, C. Constantinescu, P. Rotaru, A. Moanta, N. Scarisoreanu, M. Dumitru, M. Socaciu, M. Dinescu, E. Segal, Thermal analysis and thin films deposition by matrix assisted pulsed laser evaporation of 4CN type azomonoether, The 8th Mediterranean Conference on Calorimetry and Thermal Analysis, Palermo, Italy, 25-29 sept. 2007, P104, 204
  35. A. Rotaru, A. Kropidlowska, A. Moanta, P. Rotaru, M. Socaciu, M. Dinescu, Thermal stability and non-isothermal kinetics of some aromatic azomonoethers, dyes of liquid crystalline nature, 41 st IUPAC World Chemistry Congress, Chemistry Protecting Health, Natural Environment and Cultural Heritage, Torino, Italy, 5-11 august 2007, 95-96

In academic journals CNCSIS rated (20 papers):

Invited lessons

  1. M. Socaciu, The correlations of different experimental  methods to determine the polymorphism of the liquid crystal binary mixture, "IX-th School of Physics and Application of Single Crystals and Liquid Crystals", Jurata, Polonia, 22-27 oct. 1990
  2. M. Socaciu, Electro-optical properties of new synthesized liquid crystals, Fachbereich Physik, Freie Universitaet Berlin, 13-20 sept. 1998

Patent

Method and multicoloured display device with liquid crystals
Authors: Dr.  Fiz. Socaciu Margareta, Dr. Fiz. Cuculescu Iuliana, Dr. Fiz. Muscutariu Ioan
Patent nr. 95485, Hot.Nr. 300/28.04.1988
Beneficiary of  the patent: University of Craiova

Monographs, graduate textbooks, scientific books

  1. M. Socaciu, Thermotrope calamitic liquid crystals, Editura Hyperion, Craiova 2000, ISBN: 973-9395-26-0, 411 pages
  2. M. Socaciu, Dielectrics and applications, Editura Pantheon, Craiova 1994, ISBN: 973-95085-2-9, 160 pages
  3. Valeriu Voiculescu, Margareta Socaciu, Vasilica   Mureşan,  Marcela Ursache,  Olimpia Rusu, Violeta Călian,  Aurora Reiss, Ion Pălărie, Tests for inorganic chemistry and physics, Editura DOVA, Craiova, 1999, ISBN: 973-95305-0-8, 212 pages
  4. M. Socaciu, Liquid crystals, Reprography of the University of Craiova, 1993, 210 pages
  5. M. Socaciu, Dielectric physics, Reprography of the University of Craiova, 1994, 140 pages
  6. F. Uliu, E. Marinescu, M. Socaciu, M. Ursache, Complements of physics – Modern technology applications, Reprography of the University of Craiova, 1993, 175 pages
  7. M. Socaciu, C.Sarpe-Tudoran, Dielectric physics – laboratory works, Reprography of the University of Craiova, 1998, 135 pages
  8. M. Socaciu, C. Şarpe-Tudoran, Liquid crystals – laboratory works, Reprography of the University of Craiova, 1998, 105 pages
  9. M. Chiriac, V. Hărăbor, I. Panes, M. Socaciu, G. Steinbrecher, Physics- practical works, Reprography of the University of Craiova, 1977, 179 pages
  10. L. Tătar, F. Uliu, E. Marinescu, P. Rotaru, M. Socaciu, V. Hărăbor, A. Hărăbor, Problems in physics, Reprography of the University of Craiova, 1991, 252 pages
  11. F. Uliu, O. Bunescu, M. Dumitriu, E. Marinescu, M. Tutunaru, T. Filipaş, M. Socaciu,  M. Arnăutu,   A. Hărăbor, V. Hărăbor,  P. Rotaru, G. Stoenescu, Physics - laboratory works, Reprography of the University of  Craiova, 1991, 192 pages
  12. M. Socaciu, Biophysics and meteorology (vol. I, Biophysics), Reprography of the University of Craiova, 2004

RESEARCH CONTRACTS

  1. Laser Facilities for Europe, Program type: Cooperation in science and teghnology with Central and Eastern Countries 1993, Nr. CHGE-CT 92-007, Foundation for research and Technology Hellas, (Fourth), Contract number/year:  Nr.1810 MU, Nr. 6012 VC / 1993, Position: M. Socaciu – member
  2. Electrical and optical properties of new liquid crystals for optoelectronics, Program type: A, Contract number/year: 4636/1999, CNCSIS code 84/1999, Theme 10, Position: M. Socaciu - project manager
  3. Computing the orientational order parameter from optical studies for the mesophases of newly sinthesized liquid crystals, Program type: A, Contract number/year: 35254/2001, CNCSIS code 1382/2001, Theme 17, Position: M. Socaciu - project manager
  4. OPTOMATEH. Advanced technologies and materials for optoelectronics http://cis01.central.ucv.ro/proiectecercetare/optomateh/, Program type: PNII-CAPACITATI, Contract number/year: 126/2007, Project manager: G. E. Iacobescu, M. Socaciu – member
  5. TEHNOPLAT OLTENIA. Interdisciplinary research-innovation platform for training and knowledge transfer, Program type: Technological platform, Contract number/year: 39C/2006, CNCSIS code: 107/2006, Project manager: G. Manolea, Position: M. Socaciu – member

 

ADDITIONAL INFORMATION

  • Member of The Romanian Physical Society and of The European Society of Physics
  • Foreign languages: English, French