1. Department of Biomedical Engineering, Chung Yuan Christian University, Chung-Li 32023, Taiwan, ROC
2. R&D Center for Membrane Technology, Center for Nano Bioengineering, Chung Yuan Christian University, Chung-Li 32023, Taiwan, ROC
3. Fachbereich Physik, Philipps Universität Marburg, Renthof 7, 35037 Marburg, Germany
4. Department of Physics, Chung Yuan Christian University, Chung-Li 32023, Taiwan, ROC
5. Cardiac Medicine, Mackay Memorial Hospital, Taipei, Taiwan, ROC