Computer Sciences

Building a supercomputer on wheels

Modern cars are packed full of electronics. Managing all the computers and assistance systems is a complex task, and the cable harnesses increase the weight of the car. In the joint research project CeCaS, Fraunhofer researchers ...

Engineering

A 20 kW laser system for producing high-purity crystals

High-purity semiconductor crystals are required for power electronics in electric cars or in photovoltaics. When such crystals reach a diameter of 2 inches, they become relevant for industrial applications.

Energy & Green Tech

Why is it so hard to make batteries smaller and lighter?

Flat coin cell batteries (the kind used in watches) have been around for decades. But the combination of solid and liquid components makes it very hard to see how the components fail inside these batteries.

Security

Cyberattack keeps hospitals' computers offline for weeks

Key computer systems at hospitals and clinics in several states have yet to come back online more than two weeks after a cyberattack that forced some emergency room shutdowns and ambulance diversions.

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