Environment ❯ Sustainable Technology

Renewable Energy

Solar Energy Energy Storage Solutions Battery Recycling Eco-friendly Mining Energy Efficiency

Graphene-Silicon Mini Solar Cells Power Battery-Free Sensor in Peer-Reviewed Lab Demo

Series-connected cells charged capacitors in minutes to keep an ultra‑low‑power temperature sensor operating for more than a day.

Stanford-Led Team Unlocks Five-Electron Iron Redox for Higher-Voltage Lithium-Ion Cathodes