The primary objective of the environment and fuel chemistry studies is to carry out the chemistry related R&D activities to support the safety objectives of AERB pertaining to the nuclear reactor, fuel cycle processes, environment etc.
- Atmospheric dispersion pertaining to complex terrain and also site consisting multiple units / facilities.
- Deployment of highly conservative models such as Gaussian Plume Models to advanced dispersion models are employed for the purpose.
- Numerical Weather Prediction mathematical models for weather forecasting and the developed meteorological parameters as vital inputs for running dispersion models.
- Boundary layer measurements and theoretical study of processes occurring in the PBL over homogenous, heterogeneous and complex hilly terrain.
- Carry out EIA in the planning stage or prior to major modification in the facility
- Predict the effluent plume pathway, ambient concentrations and impact areas in the event of accidental releases from a facility
- For undertaking mitigation measures such as sheltering, evacuation to reduce the consequences
- Develop tools for emergency planning
- Degradation of organic effluents encountered in nuclear industry using in-house synthesized nanoparticles using photocatalytic route.
- Characterization of NORM waste arising from oil and gas industries and development of methodologies for their safe disposal and handling
- Development of novel adsorbents for the uptake studies of Cs, Sr, Ru, Tc etc from liquid waste
- Remediation of contaminated waste
- Colloid facilitated transport of radionuclides
- Thermo-kinetic behavior evaluation of tributyl phosphate and their degradation products.
- Chemical hazard evaluation of novel extractants employed for minor actinide partitioning and cesium removal
- Degradation of toxic inorganic chemicals using catalysis
- Experimental studies to identify the factors responsible for corrosion to arrive at safety margins for PHWR systems
- Corrosion studies with variables such as temperature, flow rate of CO2 and O2, concentration of nitric acid, other elements etc.
- Modeling studies for the formation of different compounds within the PT-CT annulus.
- Electrochemical measurement of corrosion rate of Zr-2.5%Nb specimens with different oxide layer thickness in aqueous medium under various conditions.
Experimental test facility at Chemistry laboratory
- Electrochemical behavior of Lanthanides/actinides in aqueous medium
- Investigation and modeling of anodic behavior of uranium alloy during electro refining process
- Electrochemically assisted degradation of organic/inorganic effluents from aqueous stream
- Study of iodine chemistry under different conditions - normal and accidental conditions.
- Selection, characterization and evaluation of suitable adsorbents for iodine trapping
- Theoretical prediction of iodine adsorption on zeolite based adsorbents and validation using experiments at SRI
- Case studies using MODFLOW software
- Ground water flow and contaminant transport modeling
- Leaching studies of different waste matrix loaded with Cs and Sr