Three-dimensional thermal illusion devices with arbitrary shape
Zhang Xingwei1, He Xiao1, †, Wu Linzhi1, 2, ‡
       

The simulation results of a thermal amplifier. Panels (a1)–(a3) are the 2D simulation results in the yz plane (x = 0), and panels (b1)–(b3) are the 3D simulation results.