Functionalized polymeric materials for electrochemical systems and environmental applications fuel cells, water electrolyzers, batteries, reverse electrodialysis, CO2 capture and separation, wastewater treatment, adsorption environmental chemistry chemical engineering electrochemistry material characterization nanomaterials radiation processing of polymers, radiation-induced grafting, biomaterials, biomedical applications, ion exchange resin, adsorbents, polymer electrolyte membranes, battery separators, solid polymer catalysts.