![](https://engineering.jhu.edu/magazine/wp-content/uploads/2020/01/bigstock-Pem-fuel-cell-201867688-Chao-Wang_thumb.jpg)
Catalyst for Green Energy
A new method of increasing the reactivity of ultrathin nanosheets could someday make fuel cells for hydrogen cars cheaper.
A new method of increasing the reactivity of ultrathin nanosheets could someday make fuel cells for hydrogen cars cheaper.