2022. Apr.~
18. Yongjune Kim, Yehrin Jo, Min-Ah Yoon, Won-Woo Choi, Kichul Kim, Keon-Soo Jang, and Hakjoo Lee, Experimental verification of ultra-broadband double-layer hexagonal metamaterial absorber composed with rhombus carbon tiles, The 2024 International Symposium on Antennas and Propagation, Incheon, Republic of Korea, Nov. 5-8, 2024.
17. Yong-Hyun Nam, Yongjune Kim, Sun-Gyu Lee, and Jeong-Hae Lee, "Improvement of aperture efficiency of reflectarray antenna using passive and active unit cell," The 2022 International Symposium on Antennas and Propagation, Sydney, Australia, Oct. 31-Nov. 3, 2022.
16. Sun-Gyu Lee, Yong-Hyun Nam, Yongjune Kim, and Jeong-Hae Lee, "High-efficiency reconfigurable reflectarray based on small unit cell of ring patch," The 2022 International Symposium on Antennas and Propagation, Sydney, Australia, Oct. 31-Nov. 3, 2022.
15. Yongjune Kim and Jeong-Hae Lee, "Atypical metasurface absorber combined with chip resistors and vias for broadband and wide angle absorption", IEEE USNC-URSI Radio Science Meeting 2022, Denver, Colorado, USA, Jul. 10-15, 2022.
14. Yongjune Kim and Jeong-Hae Lee, "Ultrawideband absorption based on double-layer carbon metapatterns including millimeter wave band", GSMM 2022, The 14th Global Symposium on Millimeter-Waves & Terahertz, Seoul, Korea, May 18-20, 2022.
~2022. Mar.
13. Y. Kim, D. Kim, H. J. Jung, B. Kang, and H.-J. Lee, "Design of bolometer-type terahertz sensor based on metamaterial absorber", Nano Korea 2019, Ilsan Korea, Jul. 2-5, 2019.
12. Yongjune Kim and Hak-Joo Lee, "Introduction of center for advanced meta-materials: Recent progress on metamaterials technology for its applications", International Conference on Materials for Advanced Technologies 2019, Marina Bay Sands Singapore, Jun. 22-28, 2019. (Invited)
11. Y. Kim, T. Deng, W. X. Jiang, T. J. Cui, B. Kang, H.-J. Lee, Y. Lee, and C.-W. Qiu, "Design and experiment of multifrequency free-space invisibility cloak for electrically-large objects", Metamaterials 2018, Espoo Finland, Aug. 27-Sept. 1, 2018.
10. Y. Kim, B. Kang, H.-J. Lee, Y. Lee, and C.-W. Qiu, "Design method of rotationally symmetric drilled-hole metamaterial for three-dimensional electromagnetic cloak", Emerging Technologies in Mechanical Engineering 2018, Jeju Korea, Aug. 19-22, 2018. (Best Paper Award)
9. Yongjune Kim, Boyoung Kang, Hak-Joo Lee, Yongshik Lee, and Cheng-Wei Qiu, “Broadband Fan-Shaped Metamaterial for Quasi-Isotropic Refractive Index,” Nano Korea 2018, Ilsan Korea, Jul. 10-13, 2018.
8. Yongjune Kim, Ilsung Seo, Il-Suek Koh, and Yongshik Lee, “Effects of dielectric loss of 3D printing material on electromagnetic cloaking performance,” International Conference on Electronics, Information, and Communication 2017, Phuket, Tailand, Jan. 11-14, 2017.
7. Yongjune Kim, Il-Suek Koh, and Yongshik Lee, “Effect of wideband source types on accuracy of wideband path-loss prediction based on finite-difference time-domain scheme,” 166th Meeting of the Acoustical Society of America, San Francisco, Dec. 2-6, 2013.
6. Yongjune Kim, Ilsung Seo, and Yongshik Lee, “Improved accuracy of asymmetric ground-plane cloak,” Asia-Pacific Microwave Conference 2013, Seoul, Korea, pp. 863-865, Nov. 5-8, 2013.
5. Yongjune Kim, Il-Suek Koh, and Yongshik Lee, “Accurate FDTD analysis of underwater acoustic modal equation using transparent source,” OCEANS 2013 MTS/IEEE, San Diego, Sept. 23-26, 2013.
4. Yongjune Kim, Ilsung Seo, and Yongshik Lee, “Optimized compensating method for lateral shift of ground-plane cloak based on ray tracing simulation”, International Conference on Electronics, Information, and Communication 2013, pp. 625-626, Jan.30 – Feb.2, 2013.
3. Yongjune Kim, Il-Suek Koh, and Yongshik Lee, “Improved accuracy of FDTD simulation for normal mode theory using transparent source”, International Conference on Electronics, Information, and Communication 2013, pp. 648-649, Jan.30 – Feb.2, 2013.
2. Yongjune Kim, Yongshik Lee, and Ilsung Seo, “Iterative method for compensating lateral shift of ground-plane cloak”, Korea-Japan Joint Conference 2012, Seoul, Korea, pp. 133-135, May 18-19, 2012.
1. Yongjune Kim, Il-Suek Koh, and Yongshik Lee, “Path-loss prediction based on FDTD method and normal mode theory for underwater acoustic channel,” OCEANS 2011 MTS/IEEE, Kona, Hawai'i, Sept. 19-22, 2011.