1. A Negative Conductivity Material Makes a dc Invisibility Cloak Hide an Object at a Distance. (11th April 2013) Authors: Yang, Fan; Mei, Zhong Lei; Yang, Xin Yu; Jin, Tian Yu; Cui, Tie Jun Journal: Advanced functional materials Issue: Volume 23:Number 35(2013) Page Start: 4306 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗