Activities and Facilities

1.1    Radioactivity Transport and Analysis    - Head - Dr. N. Mohankumar

RTAS: Development of intense pulsed neutron source, ECR x-ray source, studies related to sodium and fission product aerosol behavior in a contained atmosphere during accidents, studies on the transport of active corrosion products in fast reactors, studies on effects of ageing in concrete, studies related to diffusion of radioactive gases in interconnected buildings and diffusion in products media etc. and the major activities of the section

1. In-situ Measurement (NDT) of Moisture Content in Concrete

2. Gammatography Technique for Shielding Evaluation

3. Code for Neutron and Gamma Ray Shielding Calculation

4. Compton Profile Spectrometer Facility

1.2    Reactor Safety Section    - Head - Dr. V. Meenakshisundaram

RSS: In addition to provide health physics services for the radioactive facilities in  IGCAR, measurement of internal occupational exposure with whole body counting facility & bioassay and external exposure with TLDs, radon diffusion studies in concrete, development of criticality monitors, calibration facility for radiation monitors, gamma scanning facility, HEPA filter testing facility, nuclear counting facility and environmental impact assessment for fast reactor fuel cycle facilities are the activities of RSS.

1. Radiation Safety (Health Physics, Personnel Monitoring, Radiobioassay, Biodosimetry etc.)

2. Radon Exhalation Chamber

3. Criticality Monitor Calibration

4. Personal Exposure Information System

5. Gamma Scattering Scanner (GAMSCAN)

6. Rapid In-situ Monitoring  of ¹³¹I in Milk in an Accident Scenario

1.3    Radiological Impact Assessment    - Head - Shri. K.M. Somayaji

RIAS: Development of decision support system based on real weather forecast data in the case of radiological emergencies, development of environmental gamma monitors and setting up both meteorological and radiation monitoring stations are the major activities.

1. Environmental Gamma Monitoring System

2. Radiological Surveillance Instrument

3. Meteorological Measurement and Observation Facility

4. Numerical Atmospheric Modelling Study

5. On-line Decision Support System

6. Atmospheric Studies – Participation in National Campaigns

1.4    Radiation Dosimetry Section    - Head - Dr. A.R. Lakshmanan

RADOS: Development of phosphors for x-ray and neutron dosimetry and bubble detectors for neutron dosimetry, measurement of radiation induced mutant HPRT gene in lymphocytes following in -vitro exposure are the major activities.

1.4.1. Bubble Dosimeter for Neutron Dosimetry
1.4.2. Biodosimetry

1. Dicentric Chromosome (DC) Aberration Assay

2. Micronuclei Assay

3. Translocation Frequency using FISH Technique

4. HPRT Mutant Frequency

5. COMET Assay