Jongdae Joo
5 Papers
6 Citations
Jongdae Joo is an academic researcher. The author has contributed to research in topics: Lattice (order) & Superconducting radio frequency. The author has an hindex of 2, co-authored 5 publications.
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Papers
Design of the RAON accelerator systems
Dong-O Jeon,I. S. Hong,H.J.Kim,Jong-Won Kim,Ryan Bodenstein,H. J. Cha,Sukjin Choi,S. Choi,Oh Ryong Choi,H. Do,Bong Hyuk Choi,C. J. Choi,J. Han,W. K. Han,Myung Ook Hyun,Hyojae Jang,Jongdae Joo,M. J. Joung,Hoechun Jung,Yoochul Jung,D. G. Kim,E. Kim,Hye-Jin Kim,J. H. Kim,J. Y. Kim,W. K. Kim,Youngkwon Kim,M. Kim,M. J. Kim,Jongmin Lee,K. W. Lee,M. K. Lee,G. T. Park,S. Ryu,I. Shin,J. H. Shin,J. Song,S. Yoon,K. H. Yi,C. C. Yun,A. Zaghloul,S. K. Kim,S. Matlabjon,Gun-Sik Park,Jungbae Bahng,Ji-Gwang Hwang,Sang-Hun Jang,Eun-San Kim +47 more
TL;DR: RAON as mentioned in this paper is a heavy ion accelerator under construction in Korea that includes the In-flight Fragment (IF) and Isotope Separation On-Line (ISOL) facilities to support cutting-edge research in various science fields.
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SRF test facility for the superconducting LINAC “RAON” — RRR property and e-beam welding
TL;DR: In this paper, the average residual resistance ratio (RRR) values of two pieces of Nb by e-beam welding were found to be only ∼60% of the as-received RRR value.
5
Progress of the RAON
Dong-O Jeon,Bong Hyuk Choi,Chul-Jin Choi,Jong Wan Choi,Oh Ryong Choi,Sukjin Choi,Inwoo Chun,In-Seok Hong,Myung Ook Hyun,Hyojae Jang,Hyun-Man Jang,Ji-Ho Jang,Sunchan Jeong,Hyunchang Jin,Yong Woo Jo,Jongdae Joo,Mijoung Joung,Hoechun Jung,In-Il Jung,Yoochul Jung,Joonsun Kang,Do-Gyun Kim,Heetae Kim,Hye-Jin Kim,Jaehong Kim,Jong-Won Kim,WooKang Kim,Youngkwon Kim,Young Kwan Kwon,Do Yoon Lee,Junwoo Lee,Ki Woong Lee,Min Ki Lee,Sangbeen Lee,Sang Il Lee,Seung Hee Nam,Bum-Sik Park,MiJeong Park,Kyung-Tae Seol,Ilkyoung Shin,Jaehee Shin,Chang Wook Son,Ki Taek Son,Sungwoon Yoon,Aziz Zaghloul +44 more
- 23 Apr 2018
TL;DR: The RAON heavy ion accelerator facility is in-progress in Korea as mentioned in this paper, and the driver linac is a superconducting linac with 200 MeV/u for uranium beam and 400 kW beam power.
1
Heat Treatment for a Prototype Half-Wave Resonator Cavity
Yoochul Jung,Bong Hyuk Choi,Jongdae Joo,Hoechun Jung,Heetae Kim,Juwan Kim,Youngkwon Kim,Junwoo Lee,Sangbeen Lee +8 more
- 09 Mar 2019
TL;DR: In this article, high temperature heat treatment was performed to remove impurity gas (mainly hydrogen) from the surface of a cavity, and to anneal the cavity to increase the crystllinity.
1
Surface Treatment Facilities for SCRF Cavities at RISP
Jongdae Joo,Hyung Jin Kim,Dong-O Jeon,Yoochul Jung,Mijoung Joung,Min Ki Lee +5 more
- 01 Jan 2014
TL;DR: Jeon et al. as mentioned in this paper designed and developed a new superconducting RF cavity processing system for the etching of niobium in buffered chemical polish at RISP, where the safety precautions used in protecting the operator from the acids used in the etchant and from the fumes given of during the process are discussed.