Effect of blade tip cavity geometry on aerodynamic efficiency and heat transfer performance of gas turbine Jung Shin Park, Won Suk Lee, Jin Taek Chung, and Jae Su Kwak The Eighth KSME-JSME Thermal and Fluids Engineering Conference March 18-21, 2012 Incheon, Korea

Effect of squealer tip geometry with multi-cavity on the heat transfer and flow near the blade tip region of the gas turbine Won Suk Lee, Dae Hyeon Kim, Jung Shin Park, Jae Su Kwak, and Jin Taek Chung Asian Joint Conference on Propulsion and Power March 1-4, 2012 Xi’an, China

Heat Transfer Augmentation by Rib-Dimple Compound Cooling Technique Yong Duck Choi, Seok Beom Kim, Eun Yeong Choi, Yong Jin Lee, and Jae Su Kwak AIAC14 Fourteenth Australian International Aerospace Congress 28 February - 3 March 2011 Melbourne, Australia

Effect of channel orientation on the distribution of the heat transfer coefficient in smooth and dimpled rotating rectangular channels Seokbeom Kim, Eun Yeong Choi, and Jae Su Kwak IMECE2010 November 12-18 Vancouver, British Columbia, Canada

Effect of Inclined Blade Tip on the Aerodynamic Loss of a Turbine Cascade Jae Su Kwak, S.D.Park, Y.C.Nho ,and Y. JUN The 2nd International Conference on Advanced Materials and Structures October 28-31 Nanjing, P.R.China

Measurement of the Film Cooling Effectiveness on a Flat Plate using Pressure Sensitive Paint S. D. Park and K. S. Lee, J. S. Kwak, B. J. Cha AJCPP 2008 March 6-8 Gyeongju, Korea

Measurement of Heat Transfer Coefficient in Dimpled Channel: Effect of Dimple Arrangement and Channel Height K. S. Lee, S. M. Shin, and S. D. Park, J. S. Kwak, J. S. Kang AJCPP 2008 March 6-8 Gyeongju, Korea

Preliminary Design of Movable Air-Turbo Ramjet Engine Intake Kyung-Jae Lee, Sang-Hun Kang, Yang-Ji Lee and Soo-Seok Yang, Dae-Sung Lee, Jae-Su Kwak AJCPP 2008 March 6-8 Gyeongju, Korea

IMPROVEMENT OF THE HUE DETECTION BASED TRANSIENT LIQUID CRYSTALS TECHNIQUE Somin Shin and Jae Su Kwak The 9th Asian International Conference on Fluid Machinery October 16-19, 2007 Jeju, Korea

EFFECT OF HOLE SHAPE ON THE HEAT TRANSFER IN A RECTANGULAR DUCT WITH PERFORATED BLOCKAGE WALLS Somin Shin and Jae Su Kwak The 9th Asian International Conference on Fluid Machinery October 16-19, 2007 Jeju, Korea