Paper documents self-healing membrane for fuel cell applications

Fuel cells are energy efficient and clean. However, a major challenge to commercialization of this technology is the durability of a vital component of each cell, the membrane, which is typically made from a polymer called ...

Unforeseen impacts of the fair trade movement

Fair trade certified coffee is the kind of phrase that sounds good on a Whole Foods shelf, the type of marketing that merges first world affluence with third world resource. For the average consumer, it implies fairness in ...

A new approach to improving lithium-sulfur batteries

Rechargeable lithium-ion batteries are the power behind most modern portable electronics, including cell phones, tablets, laptops, fitness trackers, and smart watches. However, their energy density—that is, the amount of ...

Boosting the lifetime and effectiveness of biomedical devices

Modern electronic biomedical devices are enabling a wide range of sophisticated health interventions, from seizure detection and Parkinson's disease therapy to functional artificial limbs, cochlear implants, and smart contact ...

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