1. Chemical Papers 65 (2011) 36-41.
  2. Journal of Physics: Condensed Matter 23 (2011) 025904(1)-025904(7).
  3. ACS Nano 5 (2011) 346-350.
  4. Nanoscale Research Letters 6 (2011) 238(1)-238(12).
  5. Nanoscale Research Letters 6 (2011) 144(1)-144(6).
  6. Physica Status Solidi-Rapid Research Letters 5 (2011) 373-375.
  7. Nanoscale Research Letters 6 (2011) 145(1)-145(6).