National Ignition Facility Laser System

The Nationwide Ignition Facility laser system

Science Historical past Pictures / Alamy

Lead simply obtained an improve. When it is rapidly compressed with highly effective lasers, the sometimes weak factor will get 250 occasions stronger, making it harder than hardened metal.

The distinction between sturdy and weak supplies has to do with how the atoms transfer towards each other. When the atoms are organized in order that they will slide throughout every one other simply, like they sometimes are in lead, the fabric is tender and pliable. After they can’t transfer round so simply, like in iron, the fabric is tough and powerful.

Andy Krygier …

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