The most up-to-date list of my publications is available on Google Scholar.
Peer-Reviewed Publications

Rhapso allows embedding various types of fibers into 3D prints to enable quick fabrication of multifunctional objects.
Other Publications
Professional Projects

I designed and developed a website for Association for Vertical Farming. It was a great experience to meet people and learn about vertical farming.

I designed the Smart Home service and UI. A part of the mobile and TV interfaces was demonstrated at 13 IFA and CES ’13. I played a role in a global user study, wire-framing, and usability test.

I participated a research project for Samsung Pay. I designed merchants app UIs and card reader appcessory. I also led user studies such as purse tour.
Personal Research/Other Projects

I developed a system that can position a shot on a target, for Korean army's training purpose.

In a big city, such as Berlin, it is not easy for sellers to set up a garage sale or flea market. On the other hand, buyers want to see as many items before making decisions, without walking through all markets. From these perspectives, I suggested a market app, which enables location-based selling and buying.

It can be painful to maintain all the expenses and incomes. I suggested a concept to foster the maintaining process.

When users subscribe newsletters, they push down more important emails to out of users’ sight. Rather than categorizing some emails to Social or Promotion, I suggested following new features for Gmail.

In BookBook, we demonstrated interactive needs for pressure sensitive tablet. In addition to image enlargement, we prototyped racing game, e-book reader, interactive media art.

We suggested a personal sports assistant app. An avatar guides users how to do sessions. An on-shoe sensor tracks user activities.