Renewable energy is derived from natural processes that are replenished constantly. In its various forms, it derives directly from the sun, or from heat generated deep within the earth. Included in the definition is electricity and heat generated from solar, wind, ocean, hydropower, biomass, geothermal resources, and biofuels and hydrogen derived from renewable resources.

Fuel Cell Membrane Characterization

Fuel cell membrane aging

Analysis of Lithium-ion battery electrodes

Visualizing structural changes by ultra-fast Raman imaging