The long-term vision is to develop super-functional 2-dimensional nanomaterials with enhanced physical/chemical & electrical/mechanical properties to overcome the current limits of materials in terms of mechanical strength/flexibility, chemical stability/reactivity, electronic/thermal conductivity, etc.

Research Area:
1. Nanomaterials Synthesis
- Chemical vapor deposition (CVD) of CNTs and graphene.
- Large-area synthesis of 2D Nanomaterials.
- Self-assembled organic nanomaterials
- Nanowires & metal-organic core-shell nanostructures

2.Nanofabrication and characterization
- Electron-beam lithography techniques for molecular electronics
- Photolithography
- Low-temperature measurement of electron-transport properties
- Low-temperature measurement of magnetic properties

3.Nano-analysis
- High-Resolution Analytical Electron Microscopy
- Scanning Electron Microscopy
- Scanning Probe Microscopy (AFM, SKPM etc.).

• Ph. D., Chemistry, POSTECH (2002). Experimental Physical Chemistry, Nanochemistry
• M. S., Chemistry, POSTECH (2000). Theoretical and Computational Chemistry
• B. S., Chemistry, POSTECH (1998).

• Associate Professor, Department of Chemistry, Seoul National Univ. (2011.9~)
• Assistant Professor, Department of Chemistry, Sungkyunkwan University (2007.9~2011.9)
• Post-Doc., Department of Physics, Columbia University (2004.3~2007.8). Advisor: Philip Kim
• Post-Doc.,Department of Chemistry, POSTECH (2002.9-2004.2).

1. "Graphene quantum dots as anti-inflammatory therapy for colitis" Science Adv. 2020, 6, eaaz2630.
2. "Graphene quantum dots prevent α-synucleinopathy in Parkinson’s disease." Nature Nanotech. 2018, 3, 812–818.
3. "Roll-to-roll production of 30 inch graphene films for transparent electrodes,” Nature Nanotech. 2010, 5, 574. (Cover Article)
4. “Large-Scale pattern growth of graphene films for stretchable transparent electrodes,” Nature 2009, 457, 706.
5. “Near-field focusing and magnification through self-assembled nanoscale spherical lenses,” Nature 2009, 460, 498.
6. “Ultrathin single-crystalline silver nanowire arrays formed in an ambient solution phase,” Science 2001, 294, 348.