计算机科学
墨水池
材料科学
计算机图形学(图像)
水射流
计算机硬件
纳米技术
工程类
操作系统
机械工程
喷嘴
作者
Lan Sheng,Minjie Li,Shaoyin Zhu,Hao Li,Guannan Xi,Yonggang Li,Yi Wang,Quanshun Li,Siwei Liang,Ke Jun Zhong,Sean Xiao‐An Zhang
摘要
The days of rewritable paper are coming, printers of the future will use water-jet paper. Although several kinds of rewritable paper have been reported, practical usage of them is rare. Herein, a new rewritable paper for ink-free printing is proposed and demonstrated successfully by using water as the sole trigger to switch hydrochromic dyes on solid media. Water-jet prints with various colours are achieved with a commercial desktop printer based on these hydrochromic rewritable papers. The prints can be erased and rewritten dozens of times with no significant loss in colour quality. This rewritable paper is promising in that it can serve an eco-friendly information display to meet the increasing global needs for environmental protection.
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