Fossil fuels:  (oil, gas and coal), upstream and downstream and including carbon capture and storage/utilisation, environmental issues, including emissions to air, environmental mitigation and control systems, future fossil fuel power generation technologies, steam cycle chemistry/materials issues and unconventional energy sources, (fracking and underground gasification)

Nuclear:  nuclear waste management and reprocessing, materials issues/structural integrity, including the effect of chemistry on the degradation of materials in reactor systems and reactor coolant chemistry including corrosion and nuclear fusion

Renewables:  fuel cells, energy storage (including batteries), solar photovoltaics, solar thermal, solar fuels, biofuels/biomass, geothermal and hydro, wind and wave energy systems and energy from wast