1. Department of Materials Science and Engineering, Research Institute of Advanced Materials, Seoul National University, Seoul 08826, Republic of Korea
2. Electronic Materials Center, Korea Institute of Science and Technology (KIST), Seoul 136-791, Republic of Korea
3. Regional Center of Advanced Technologies and Materials, Department of Physical Chemistry, Faculty of Science, Palacky University, Šlechtitelů 27, 783 71 Olomouc, Czech Republic
4. Water Resources Recovery Branch, Water Systems Division, National Risk Management Research Laboratory, US Environmental Protection Agency, Cincinnati, Ohio 45268, United States