A Casimir diode

Zhujing Xu,1 Xingyu Gao,1 Jaehoon Bang,2 Zubin Jacob,2, 3 and Tongcang Li1, 2, 3, 4, * Department of Physics and Astronomy, Purdue University, West Lafayette, Indiana 47907, USA School of Electrical and Computer Engineering, Purdue University, West Lafayette, Indiana 47907, USA Birck Nanotechnology Center, Purdue University, West Lafayette, Indiana 47907, USA Purdue Quantum Science and Engineering Institute, Purdue University, West Lafayette, Indiana 47907, USA (Dated: February 26, 2021)