Dynamic catalytic converters for clean air in the city

Reducing pollutant emission of vehicles and meeting stricter exhaust gas standards are major challenges when developing catalytic converters. A new concept might help to efficiently treat exhaust gases after the cold start ...

Simulations show how to turn graphene's defects into assets

Researchers at Penn State, the Department of Energy's Oak Ridge National Laboratory and Lockheed Martin Space Systems Company have developed methods to control defects in two-dimensional materials, such as graphene, that ...

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