(Nanowerk Spotlight) From dot matrix to 3D, color printing technology has come a long way in the past 40 years. All of these technologies have created colors by using dye inks, which not only limits ...

From dot-matrix to 3-D, printing technology has come a long way in 40 years. But all of these technologies have created hues by using dye inks, which can be taxing on the environment. Now a team ...

Fig. 1 (A) Schematic illustration of the mechanism underlying the formation of interference colors. (B) Photographs of the representative NF-C film, as observed under crossed polarizers. (C) Polarized ...