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Union of the Physicists in Bulgaria
Memoirs

Created 5.1.2011
Updated 29.1.2021

Biography
PARASKEVA DIMITROVA SIMOVA
(06.01.1920 – †2010)
Born: in Kardjaly.

Education:

She studied in Stara Zagora, graduated Sofia University and PhD in molecular spectroscopy in Russia

Professional experience:

She created spectral metod for ore investigations

She initiated non linear efects investigations in solids and liquids

She headed optical laboratory at the Institute of Physics, BAS

Research:

P. Simova investigated spectral and phase transitions in some liquid crystals

She created spectral metod for ore investigations

She investigated non linear efects in solids and liquids

Teaching Activities:

As a professor on optics and spectroscopy, Simova initiated course in molecular spectroscopy in the Sofia University.

Publications:

  1. P. Lallemand, P. Simova, G. Bret, Pressure-Induced Line Shift and Collisional Narrowing in Hydrogen Gas Determined by Stimulated Raman Emision, Physics Review Letters (17) 1239-1241 (1966)

  2. N. Bloembergen, G. Bret, P. Lallemand, A. Pine, P. Simova, Controlled stimulated Raman Amplification and Oscillation in Hydrogen Gas, IEEE J. QE-3, 199-201 (1967)

  3. N. Kirov, P. Simova, The Potential Barriers of the PAA Molecules in Crystal Nematic and Isotropic Phases, Physics Letters, v. 37A (1) 25 October 1971, 51-52 LI>

    N. Kirov, P. Simova, Infrared absorption spectra of liquid crystals - 1, Spectrochimica Acta, Pergamon Press, Printed in Northern Ireland (29A) 55-62 (1973)

  4. P. Simova, N. Kirov, IR Absorption Spectra of Liquid Crystals, Advances in Molecular Relaxacions Processes (5) 233-243 (1973)

  5. N. Kirov, P. Simova, On the Temperature dependence of IR Integral Intensity in Crystal, Nematic and Isotropic P-Azoxyanisole (PAA), Доклады БАН, 26(8) 1013-1015 (1973)

  6. P. Simova, N. Kirov, Rotational Diffusion of Nonassociated Molecules in Pure Liquids and in Dilute Solutions, Българки физически журнал, 1(1) 21-30 (1974)

  7. P. Simova, N. Kirov, Infrared Spectra of Liquid Crystals - III Rotational Diffusion in Smectic and Cholesteric Mesophase, Spectroscopy Letters, 8(8) 561-570 (1975)

  8. N. Kirov, P. Simova, Infrared Absorption Spectra of Liquid Crystals, Molecular Crystals and Liquid Crystals (30) 59-71 (1975)

  9. P. Simova, N. Kirov, Anizotropy of Rotational Diffusion in Nematic and Isotropic Phases, Spectroscopy Letters, 7(2) 55-61 (1974)

  10. N. Kirov, P. Simova, M. Sabeva, Depolarization of Light Scattered in Nematic Liquid Crystals, Molecular Crystals and Liquid Crystals (33) 189-194 (1976)

  11. P. Simova, M. Petrov, N. Kirov, Coherent Light Diffraction in a Smectic C Liquid Crystal, Molecular Crystals and Liquid Crystals, Gordon and Breach Science Publishers Ltd, Printed in Holland (42) 295-305 (1977)

  12. N. Kirov, P. Simova, S. Sainov, Broadening of IR Absorption Bands of p-Methoxybenzylidene, p, n-Butilaniline (MBBA) under the influence of an A. C. Electric Field, Spectroscopy Letters, 10(10) 783-789 (1977)

  13. P. Simova, N. Kirov, Determination of Elastic Constant K33 for Some Nematic Liqued Crystals with Strong Positive Dielectric Anisotropy by MNeans of IR Absorption Spectroscopy, Molecular Crystals and Liquid Crystals (46) 137-145 (1978)

  14. N. Kirov, P. Simova, H. Ratajczac, Influence of a.c. Electric Field on IR Spectra of some nematic Liquid Crystals with Positive and Negative Dielectric Anisotropy, Journal of Molecular Structure (46) 487-493 (1878)

  15. P. Simova, N. Kirov, M. Fontana, H. Ratajczak, Atlas of Vibrational Spectra of Liquid Crystals, World Scientific, Singapore (1988)

  16. I. Savatinova, P. Simova, L. Tsonev, Losses in diffused optical waveguides, Applied physics volume 20, pages219–224(1979)

References:
  1. Проф. Параскева Симова на 80 години, Светът на физиката (2) 166–167 (2000)

  2. Л. Спасов, Г. Камишева (съст.), Милко Борисов за себе си и другите за него, Акад. изд. "Проф. М. Дринов", София (2008) 223-224

  3. В памет на проф. д-р Параскева Симова, Светът на физиката (4) с. 441 (2010)

  4. M. Zamfirov, Bibliometric data on the scientific work of Paraskeva Simova, Dissemination and Development Physics and Mathematics on the Balkans, Sofia (2012) 157-161

  5. Семинар по повод 90 годишнината на проф. Симова на 15 януари 2010 г.

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