1. Dooyoung Hah, Euisik Yoon, and Songcheol Hong, "An Optomechanical Pressure Sensor Using Multimode Interference Couplers," Japanese Journal of Applied Physics, Vol. 38, No. 4B, pp. 2664-2668, May. 1999.
2. Hyung-Kew Lee, Jun-Bo Yoon, Euisik Yoon, Sang-Baek Ju, Yoon-Joong Yong, Wook Lee, and Sang-Gook Kim, "A High Fill-Factor Infrared Bolometer Using Micromachined Multilevel Electrothermal Structures," IEEE Transactions on Electron Devices, Vol. 46, No. 7, pp. 1489-1491, Jul. 1999.
3. Jun-Bo Yoon, Bon-Kee Kim, Chul-Hi Han, Euisik Yoon, and Choong-Ki Kim, "Surface Micromachined Solenoid On-Si and On-Glass Inductors for RF Applications," IEEE Electron Device Letters, Vol. 20, No. 9, pp. 487-489, Sep. 1999.