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>> Românã

Constantin Cosma

Universitatea Babes-Bolyai, Clyj-Napoca, Romania

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Born: 1946

Interests: Radiation physics, Environmental physics


Affiliation and official address:
Babes-Bolyai University, Faculty of Environmental Sciences, M. Kogalniceanu str. 1, 3400, Cluj-Napoca, ROMANIA
Date and place of birth: Nov. 24, 1946, Draghia, Maramures, ROMANIA
Nationality: Romanian

Education (degrees, dates, universities)
Physics degree, 1969, Babes-Bolyai University, Cluj-Napoca, Romania
Ph. D, 1986, Babes-Bolyai University, Cluj-Napoca, Romania

Career/Employment (employers, positions and dates)
Babes-Bolyai University, 1969-1990 Assistant Professor
Babes-Bolyai University, 1990-1997 Associated Professor
Babes-Bolyai University, 1997- Professor
Babes-Bolyai University, 2001- Ph. D. Supervisor
Specialization (specify)
(i) main field: Nuclear physics, Radiation Physics
(ii) other fields: Environmental Physics, Medical Physics, Geophysics
(iii) current research interest
Natural and artificial radioactivity, Radon and thoron problems, Rare gases geochemistry, Methan and CO2 mud volcanoes emissions.. He3/He4 ratios, TL Dating

Honours, Awards, Fellowships, Membership of Professional Societies
-Distinguished lecturer, 1988, Romanian Ministry of Education
-Horia Hulubei Romanian Academy Prize, 2001
-SSTC Fellowship (1 year), 1997, Belgian Government
- Committee of Romanian Radiological Protection Society, Member of the European Physics
Society, Member of the Indoor Air Quality and Climate Society.
- Inernational Radon Project -WHO (World Health Organisation) - responsible for Romania

Publications (list selected publications on page 2-3)

- Over 245 in research fields
- Number of papers in refereed journals: 96
- Number of communications to scientific meetings: 145
- Number of books: 4

Recent selected publications (ISI)

1. Simultaneous measurement of radon and thoron exhalation rate from soil
and building materials, Cosma C., Jurcut T., Baciu C., Pop I.
Natural Environmental Radioactivity Series, Vol. VII, Elsevier, 2005, 699-706

2. Methan emission from mud volcanoes from Romania
G. Etiope, C. Baciu, A. Caracausi, F. Italiano, C. Cosma, Terra Nova, 16, 4, 179-184, 2004

3. Investigation og supported Ni catalyst by X-ray absorption spectrometry and X-ray diffraction.
N. Aldea, P. Marginean, C. Cosma, X. Yaning, L. Tao
Spectrochimica Acta, Part B, 57, 1453-1460, 2002

4. Alpha Spectroscopy for Thoron Progeny Implantation in Different Materials
C. Cosma , Nuclear Instrument an Methods B, 179, 255-261 (2001)

5. Some Aspects of Radioactive Contamination after Chernobyl Accident in Romania
C. Cosma, J. Radioanal. Nucl. Chem., 251, 2, 221-226 (2002)

6. Alpha and Gamma Spectrometry Methods for Thoron Progeny Implanted in
Glasses and Other Materials
C. Cosma, I. Chereji, Science of Total Environment, 272, 1-3, 365-366 (2001)

7. Determination of Radon-222 Emanation Fraction and Diffusion Coefficient in
Concrete Using Accumulation Chambers,
C. Cosma, F. Dancea, T. Jurcut, D. Ristoiu
Applied Radiation and Isotopes, 54, 467-473 (2000)

8. Strontium-90 Measurement without Chemical Separation in Samples after
Chernobyl Accident,
C. Cosma, Spectrochimica Acta, Part B, 55, 1165-1171 (2000)

9. Extended X-Ray Absorbtion Fine Structure and X-Ray Diffraction Studies in
Supported Ni Catalists,
N. Aldea, P. Marginean,C. Cosma, Xie Yaning
Spectrochimica Acta, Part B, 55, 997-1008 (2000)

10. NMR Observation of the Spin-Lattice Relaxation Time in Some Polybutadienes
with Different Microstructures
M. Todica, S. Simon, C. Cosma, O. Cozar, Elena Matei, Talanta, 53, 247-252 (2000)

11. Studies on Radon Adsorption Characteristics of Different Charcoals used as Amplifiers
for Track detectors.,
C. Cosma, A. Van Deynse, A. Poffijn
Radiation Measurements, 31, 351-354, (1999)

12. A radon Dosimeter Based on Makrofol Track and Charcoal Adsorption.
A. Van Deynse, C. Cosma, A. Poffijn
Radiation Measurement, 31, 328-344, (1999)

13. Remarks about Ecological Studies, Case Control Studies and Radon Lung Cancer Risk ,
C. Cosma, T. Jurcut, A. Flore
Epideomology, 10, 64 (1999)

14. Study of rare gases in geothermal waters from Herculane area
C.Cosma, D.Ristoiu
Nuovo Cimento , 22, 317-323, (1999)

15.Calibration of Na(Tl) Equipment for Radiocesium Volume Samples
C.Cosma, L.Daraban, D.Ristoiu, M.Todica, C. Ronneau,
Czech. J. Physics , 49, 211-216,(1999)

16. Some High Radon Areas in Transylvania.
C. Cosma ,M. Popescu, T. Jurcut, A. Poffijn, E pidemiology, 9, 45, (1998)

17. Quadrupole Mass Spectrometer coupled with a membrane inlet system.
D. Ristoiu, C. Cosma, A. Voros, T. Ristoiu, Vacuum Journal, 50, 359-362, 1998.

Cluj-Napoca, 03. 09.2005 Prof.Dr. Constantin Cosma

Selected publications:
• C. Cosma. . Alpha Spectroscopy for Thoron Progeny Implantation in Different Materials. Nuclear Instrument and Methods B, 179, pp. 255-261, 2001.


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