Nanoparticles improve lithium battery electrodes

(Phys.org)—Materials scientists have developed a simple, robust way to fabricate carbon-free and polymer-free, lightweight colloidal films for lithium-ion battery electrodes, which could greatly improve battery performance.

Smartphone app illuminates power consumption

(PhysOrg.com) -- A new application for the Android smartphone shows users and software developers how much power their applications are consuming. PowerTutor was developed by doctoral students and professors at the University ...

Computational sprinting pushes smartphones till they're tired

(PhysOrg.com) -- Computational sprinting is a groundbreaking new approach to smartphone power and cooling that could give users dramatic, brief bursts of computing capability to improve current applications and make new ones ...

Using bacteria to create a water filter that kills bacteria

More than one in 10 people in the world lack basic drinking water access, and by 2025, half of the world's population will be living in water-stressed areas, which is why access to clean water is one of the National Academy ...

Nerve gas litmus test could sense airborne chemical weapons

(PhysOrg.com) -- Nerve gases are colorless, odorless, tasteless and deadly. While today's soldiers carry masks and other protective gear, they don't have reliable ways of knowing when they need them in time. That could change, ...

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