Demos: Department of Physics and Astronomy: Purdue University

Demos: Department of Physics and Astronomy: Purdue University

Demos: Department of Physics and Astronomy: Purdue University

Demos: Department of Physics and Astronomy: Purdue University

Tongcang Li posted on LinkedIn

Demos: Department of Physics and Astronomy: Purdue University

Physics building, Purdue University, West Lafayette, Indiana (77516 Stock Photo - Alamy

Demos: Department of Physics and Astronomy: Purdue University

Demos: Department of Physics and Astronomy: Purdue University

Demos: Department of Physics and Astronomy: Purdue University

Demos: Department of Physics and Astronomy: Purdue University

Demos: Department of Physics and Astronomy: Purdue University

Demos: Department of Physics and Astronomy: Purdue University

Demos: Department of Physics and Astronomy: Purdue University