Research Group of Environmental Radioactivity and Nuclear Dating

Led by: Cosma CONSTANTIN
Fields: Env. & Earth Sci.
Basic Phys. Radiation & Instrum.
Institution: ”Babeș-Bolyai” University of Cluj-Napoca (UBB)
Scientists/Total: 11/13
Keywords:  -
Presentation

Studies on natural and artificial radioactivity
- Measurement of radium in soil and building materials
- Water quality and soil (mǎsurǎtori NORM)
- Measurements of radioactivity in building materials
- Studies on environmental pollution artificial radionuclides in accidents (eg Fukushima)
- NORM and TENORM Mǎsurǎtori uranium areas
- Natural radionuclides in soils and other geological materials
- Methods of dating by U-238 series disequilibrium in
- Methods of dating by Pb-210 and Cs-137
- Monitoring of soil erosion
- Estimation of the sedimentation rate in lakes
- Monitoring of atmospheric poluǎrii
Research on Radon
- Monitoring the concentrations of radon and thoron inside clǎdirilor (passive and active methods)
- Radon Testing
- Map of Radon
- Population exposure to radon and its impact on sǎnǎtǎţii
- Radon exhalation from walls and building materials
- Measurement of soil radon and permeability
- Strategies for risk communication
-Radon remediation techniques within housing
Three. Dating and Dosimetry by luminescence
- OSL and TL dating archaeological material and sediment relevance in studies of paleoclimate
- Monitoring of environmental radioactivity using passive dosimeters luminescent
- Characterization of dosimetric properties of new materials

Infrastructures

Alpha and gamma spectrometry laboratory
Two chains, high-resolution gamma spectrometry hyper germanium detectors (ORTEC GEM detector HPeGe - 1.85KeV FWHM of the 1.33MeV with 1mm Al window and detector ORTEC GMX HPeGe - 1.92KeV FWHM at 1.33MeV with Be window 0. 5 mm which allows recording and determining low energy)
-Two electronic systems Digidart
Two coolers electro-X-Cooler II
-Portable detector ORTEC NaI scintillator su: Tl
Two modules ORTEC alpha-spectrometric soloist with PIPS detectors (active area 900 mm2 and 1200 mm2 respectively resolution 19 keV)
-Portable dosimeters (Gamma Scout)
-Equipment and utensils necessity for additional sample preparation (glassware, resins, balance, power source, niche, etc.)
Gamma-Vision software, Maestro and computers
Laboratory Radon Radon Laboratory I and II
-Two Automated reading RADOSYS trace detectors and trace detectors CR 39.
Alpha-Guard
-RAD 7
-Radim 3A - 4 pieces
LuK-3C - 2pieces
Lukas high-volume cells (0.7L)
-Doseman Pro
-Charade-8 pieces
-Ramon-8 pieces
Software and computer-specific
Laboratory of Luminescence Dating and Dosimetry by
-Automatic TL/OSL-DA-20 Riso (thermal and optical stimulated luminescence)
Harshaw Dosimetry System-3500
-Dosimeters TL LiF: Mg, Cu, P
Chamber of sample preparation (analytical balance, technical balance, ultarsonic bathroom , sieving system, oven, kitchen, centrifuge, etc.)

Applications

Contact

Strada Fântânele nr. 30, 400294
Cluj-Napoca, jud. Cluj, România
Tel: +40 264 307030
Fax: +40 264 307032
eMail: cos...@environ.ubbcluj.ro
alid...@ubbcluj.ro

 

 

 

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