With 4D printing, the objects can change shape or properties using external stimuli such as temperature, light, pH, magnetic field, electricity, and moisture. Additionally, the changes in shape or ...
New cell-laden bioink, comprised of tightly-packed, flake-shaped microgels and living cells, the production of cell-rich 4D bioconstructs that can change shape under physiological conditions. Where ...
Combining materials with different swelling ratios creates structures that transform into tubes when exposed to water. (Courtesy: Yu Bin Lee) Materials that controllably change shape over time – often ...
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