“It is easier to criticise than to correct our past errors.” Titus Livius, Historian (c64 BC- c12 AD)
Friday, 12 June 2015
Read in the dark
Researchers have developed a thin, clear nanocellulose paper made out of wood flour and infused it with biocompatible quantum dots — tiny, semiconducting crystals — made out of zinc and selenium. The paper glowed at room temperature and could be rolled and unrolled without cracking.