1. Battery R&D Center, Samsung SDI Co., Ltd., Suwon, Gyunggido 443-803, Republic of Korea
2. Carl Zeiss Microscopy GmbH, Carl Zeiss Strasse 22, Oberkochen 73447, Germany
3. Department
of BioNano Technology, Gachon University, Seongnam, Gyunggido 461-701, Republic of Korea