Energy & Green Tech

How do solar panels work?

How do solar panels work? – Nathan, age 5, Melbourne, Australia.

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

Innovative waste heat recovery experiment in Sweden

RISE Research Institutes of Sweden has set up a small fuel cell-powered data center in Luleå, a coastal city in northern Sweden, for the recovery of waste heat. The fuel cells generate electricity used to power the Edge ...

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