Mechanical devices made from paper and 3D printed graphene [Source: CMU]
New research shows...
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![Mechanical devices made from paper and 3D printed graphene [Source: CMU]](https://static1.squarespace.com/static/509c281de4b0cd18c7335aab/t/5bbf832f1905f4cecd97f107/1539277616203/?format=1000w)
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