1. Department of Biomedical Engineering, Boston University, Boston, MA, USA
2. Department of Physics, Bilkent University, Caltech, Pasadena, CA, USA
3. Mikroelektronik Güdüm Elektrooptik Business Sector, Engineering Division, Aselsan, Ankara, Turkey
4. Faculty of Engineering and Natural Sciences, Sabanci University, Istanbul, Turkey
5. Department of Mechanical Engineering, Bilkent University, Ankara, Turkey