The erroneous notion has sometimes been that any 3D printer can be used for fabricating just about any solid object conceivable. This, however, is not true; in fact, there are at least eight different ...
a, Synthesis process of the oligomer. b, Filaments can be drawn by pulling a needle out of an oligomer solution droplet (schematically illustrated in inset). The red arrow connects the droplet to its ...
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