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Jake Hertz

Jake Hertz

Electrical Engineer and Technical Writer

19 Posts

M2M SIM cards enable smart city infrastructure with reliable mobile connectivity, supporting traffic systems, environmental monitoring, public safety, and scalable urban digitalization worldwide.

M2M SIM Cards for Smart Cities

Researchers at ETH Zurich and the University of Basel have succeeded in changing the polarity of a special ferromagnet using a laser beam. In the future, this method could be used to create adaptable electronic circuits with light.

Light changes a magnet's polarity

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