Tech giant IBM secured a patent from the U.S. Patent and Trademark Office on its technology for transporting microparticles using a 4D-printed smart material. According to the patent, these smart materials can use shape-memory alloys or polymers…
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https://www.tomshardware.com/3d-printing/ibm-secures-patent-for-4d-printing-smart-material-uses-ml-for-transporting-microparticles
