Cassandra Groen, South Dakota School of Mines and Technology; Jennifer Karlin, South Dakota School of Mines and Technology; Andrea E. Surovek, South Dakota School of Mines and Technology
Lee king-lien, National Taipei University of Technology, Department of Electro-Optic Engineering; Chih-Hsiung Ku, National Dong Hwa University; Chao-Chia heng, National Central University