A magentic cup-like shape, created in the 3D-printer. Vienna University of Technology 3D printing can solve a predicament when it comes to building strong magnets: how to build permanent magnets with ...
A CLASSIC experiment beloved of scientifically inclined children is to cover a magnet with a piece of paper and sprinkle iron filings onto the paper. This reveals the field lines that connect the ...
Scientists at the National Institute of Standards and Technology (NIST) and the National Institutes of Health (NIH) have developed a new type of shape-shifting nanoprobe that can perform ...
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