|
|
|
|
|
Jae-Hyun An, Do-Youn Kwon, Kwon-Su Jeon, Maxim Tyan and Jae-Woo Lee
A critical drawback of battery-powered eVTOL UAVs is their limited range and endurance, and this drawback could be solved by using a combination of hydrogen fuel cells and batteries. The objective of this paper is to develop a sizing methodology for the ...
ver más
|
|
|
|
|
|
|
|
|
|
|
Kijung Park, Gayeon Kim, Heena No, Hyun Woo Jeon and Gül E. Okudan Kremer
Fused filament fabrication (FFF) has been proven to be an effective additive manufacturing technique for carbon fiber reinforced polyether?ether?ketone (CFR-PEEK) due to its practicality in use. However, the relationships between the process parameters a...
ver más
|
|
|
|
|
|
|
|
|
|
|
Ji Hoon Seo, Ji Soo Kim, Jinho Yang, Hyunjun Yun, Minwoo Roh, Jung Woon Kim, Songhun Yu, Na Na Jeong, Hyun Woo Jeon, Joung Sook Choi and Jong Ryeul Sohn
The COVID-19 pandemic was caused by a highly contagious coronavirus that has triggered worldwide control actions such as social distancing and lockdowns. COVID-19 control actions have resulted in improved air quality locally and around the world in the s...
ver más
|
|
|
|
|
|
|
|
|
|
|
Hio-Jung Shin, Hyun No Kim, Chul-Hyun Jeon, Min-Woo Jo, Trung Thanh Nguyen, John Tenhunen
Pág. 1 - 17
This study estimates the magnitude of economic benefits that are justified in transfer from downstream users to upstream users for the use of the Han River in South Korea in terms of foregone economic benefits by regulations. Based on the existing non-ma...
ver más
|
|
|
|
|
|
|
|
|
|
|
Goo Jang, M.M.U. Bhuiyan, Hyun Yong Jeon, Kyeong Hee Ko, Hee Jung Park, Min Kyu Kim, Joung Ju Kim, Sung Keun Kang, Byeong Chun Lee and Woo Suk Hwang
Pág. 1800 - 1812
|
|
|
|
|
|