• Solar Energy
• Lateral Nanoconcentrator Nanowire Multijunction Photovoltaic Cells
• Molecular Solar Cells
• Advanced Materials and Devices for Low-Cost and High-Performance Organic Photovoltaic Cells
• Inorganic Nanocomposite Solar Cells by ALD
• Nanostructured Metal-Organic Composite Solar Cells
• Nanostructured Silicon-Based Tandem Solar Cells
• Biomass Energy
• Microbial Synthesis of Biodiesel
• Directed Evolution of Novel Yeast Species
• Hydrogen
• Artificial Photosynthesis: Membrane-Supported Assemblies that Use Sunlight to Split Water
• Direct Solar Biohydrogen
• Advanced Combustion
• Low Exergy Loss Chemical Engines
• Optimization of Synthetic Oxygenated Fuels
• CO₂ Capture
• Development of Innovative Gas Separation Membranes
• Advanced Membrane Reactors for Carbon-Free Fossil Fuel Conversion
• CO₂ Storage
• Geologic Storage of CO₂ in Coal Beds
• A Numerical Simulation Framework for CO₂ Sequestration
• Advanced Materials and Catalysts
• Metal Oxide Nanotubes and Photo-Excitation Effects: New Approaches for Low-to-Intermediate Temperature Solid Oxide Fuel Cells
• Nanoscale Architectural Engineering for High Performance Solid Oxide Fuel Cells
• Electrocatalysis with Discrete Transition Metal Complexes
• Advanced Coal
• Coal Energy Conversion with Aquifer-Based Carbon Sequestration
• Advanced Transportation
• A Quantum Leap Forward for Li-Ion Battery Cathodes
• Battery Electrodes with Nanowire Architectures
• Integrated Assessment
• Technology Potential of Biofuels: Feasibility Assessment
• Exploratory Projects
• Exploratory Projects

• Solar Energy
• Photosynthetic Bioelectricity
• Ordered Bulk Heterojunction Photovoltaic Cells
• Biomass Energy
• Genetic Engineering of Cellulose Accumulation
• Hydrogen
• Nuclear Magnetic Resonance Studies of Ceramic Materials for Fuel Cells
• Atomic Force Microscopy Measurements of PEM Fuel Cells Processes
• Nanomaterials Engineering for Hydrogen Storage
• Hydrogen Effects on Climate, Stratospheric Ozone, and Air Pollution
• Biohydrogen Generation
• Micro- and Nano-Scale Electrochemistry Applied to Fuel Cells
• Monitoring Bioconversion Processes
• Advanced Combustion
• Sensors for Advanced Combustion Systems
• Coal and Biomass Char Reactivity
• Development of Low-Irreversibility Engines
• Controlled Combustion
• Process Informatics
• CO₂ Storage
• Geophysical Monitoring of Geologic Sequestration
• Seal Capacity of Potential CO₂ Sequestration Sites
• Rapid Prediction of Subsurface CO₂ Movement
• Integrated Assessment
• Integrated Assessment of Technology Options
• Exploratory Projects
• Exploratory Projects

• Advanced Nuclear Energy
• Other Renewables