A group of scientists associated with a few organizations in South Korea has built up a basic strategy for changing 2D drawings over to 3D articles. In their paper distributed in the diary Science Advances, the gathering portrays their procedure and potential uses for it.
In the course of recent many years, 3D printing has become a famous method to make three-dimensional items in a moderately straightforward way. Such printing takes into consideration on-request supply of basic items. In this new exertion, the scientists have built up another approach to make 3D articles without the requirement for a printer.
The method includes hand-drawing (or routinely printing) a 2D picture on an article utilizing an uncommon pen with exceptional ink and afterward lowering the item in a tub of water. At the point when the article is pulled from the water, the ink has been incompletely taken out from the item and has framed into a 3D portrayal of the first picture.
The ink utilized by the group comprises of two inks. One is a surfactant compound, which isn’t glue. The other isn’t a surfactant, and clings to a material. The pen has catches to control which ink is ousted when drawing. To show how the thought functions, the specialists drew red petals on a stone and afterward integrated them with a dark anchor in the middle between them. The red surfactant got disassociated from the stone when set in water, while the dark ink kept the blossom attached to its base. The outcome was a dark center adhered to the stone with 3D petals stretching out into the air.
A two dimensional picture drawn with a pen on a stone is changed into a three dimensional design. Credit: Song et al., Sci. Adv. 2021; 7: eabf3804
When the analysts tried their essential thought, they understood the subsequent 3D shapes would not hold up when the article was taken out from the water. To beat this issue, they added iron micro particles to the two inks and potassium per sulfate to the water arrangement. At the point when the article was plunged into the water, the response fortified the 3D item.
The specialists guarantee their procedure could be changed to consider use in assembling applications. They note that items could be 2D printed and dispatched to customers or clients, where they would take structure when dunked in the appropriate arrangement.
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