Zobrazeno 1 - 10
of 117
pro vyhledávání: '"Uk-Won Nam"'
Autor:
Young-Sil Kwak, Jeong-Heon Kim, Sujin Kim, Yukinaga Miyashita, Taeyong Yang, Sung-Hong Park, Eun-Kyung Lim, Jongil Jung, Hosik Kam, Jaewook Lee, Hwanhee Lee, Ji-Hyun Yoo, Haein Lee, Ryun-Young Kwon, Jungjoon Seough, Uk-Won Nam, Woo Kyoung Lee, Junseok Hong, Jongdae Sohn, Jaeyoung Kwak, Hannah Kwak, Rok-Soon Kim, Yeon-Han Kim, Kyung-Suk Cho, Jaeheung Park, Jaejin Lee, Hoang Ngoc Huy Nguyen, Madeeha Talha
Publikováno v:
Journal of Astronomy and Space Sciences, Vol 41, Iss 3, Pp 171-194 (2024)
This study reports comprehensive observations for the G5-level geomagnetic storm that occurred from May 10 to 12, 2024, the most intense event since the 2003 Halloween storm. The storm was triggered by a series of coronal mass ejections (CMEs) orig
Externí odkaz:
https://doaj.org/article/3348d31c3d7d4488b9edf511150a5f37
Autor:
Nguyen Duy Quang, HongJoo Kim, Phan Quoc Vuong, Nguyen Duc Ton, Uk-Won Nam, Won-Kee Park, JongDae Sohn, Young-Jun Choi, SungHwan Kim, SukWon Youn, Sung-Joon Ye
Publikováno v:
Nuclear Engineering and Technology, Vol 55, Iss 3, Pp 1021-1030 (2023)
We propose an overall procedure for measuring and unfolding fast neutron spectra using a trans-stilbene scintillation detector. Detector characterization was described, including the information on energy calibration, detector resolution, and nonprop
Externí odkaz:
https://doaj.org/article/45bdd8240ec7427dbd3d91a88406e3c6
Publikováno v:
Journal of Astronomy and Space Sciences, Vol 37, Iss 4, Pp 229-236 (2020)
There has been increasing necessity of more precise prediction and measurements of aviation radiation in Korea. For our air crew and passengers’ radiation safety, we develop our own radiation prediction model of KREAM. In this paper, we validate
Externí odkaz:
https://doaj.org/article/8aa22b96fb3c49d6af6e5c83b54fd05c
Publikováno v:
Journal of Astronomy and Space Sciences, Vol 37, Iss 4, Pp 249-255 (2020)
We develop the tissue-equivalent proportional counter (TEPC) type’s space radiation dosimeter to measure in-situ aviation radiation. That was originally developed as a payload of small satellite in the low-earth orbit. This dosimeter is based on a
Externí odkaz:
https://doaj.org/article/84597b9284c14754b95f3c81c5e35040
Autor:
Jongdae Sohn, Jaejin Lee, Gyeongbok Jo, Jongkil Lee, Jaeheung Park, Young-Sil Kwak, Won-Kee Park, Uk-Won Nam, Kyunghwan Dokgo
Publikováno v:
Journal of Astronomy and Space Sciences, Vol 35, Iss 3, Pp 195-200 (2018)
The present paper describes the design of a Solid State Telescope (SST) on board the Korea Astronomy and Space Science Institute satellite-1 (KASISat-1) consisting of four [TBD] nanosatellites. The SST will measure these radiation belt electrons from
Externí odkaz:
https://doaj.org/article/f44ab2ab710943e2b90ef06ace3a81b6
Autor:
Bobae Kim, Uk-Won Nam, Sunghwan Kim, Sukwon Youn, Won-Kee Park, Jongdae Sohn, Hong Joo Kim, Seh-Wook Lee, Junga Hwang, Sung-Joon Ye, Insoo Jun, Young-Jun Choi
Publikováno v:
Sensors, Vol 21, Iss 23, p 8029 (2021)
A lunar vehicle radiation dosimeter (LVRAD) has been proposed for studying the radiation environment on the lunar surface and evaluating its impact on human health. The LVRAD payload comprises four systems: a particle dosimeter and spectrometer (PDS)
Externí odkaz:
https://doaj.org/article/ef91e2fc11254e91afb6741558f96c32
Autor:
Uk-Won Nam, Won-Kee Park, Jaejin Lee, Jeonghyun Pyo, Bong-Kon Moon, Dae-Hee Lee, Sunghwan Kim, Ho Jin, Seongwhan Lee, Jungho Kim, Hisashi Kitamura, Yukio Uchihori
Publikováno v:
Journal of Astronomy and Space Sciences, Vol 32, Iss 2, Pp 145-149 (2015)
A newly designed Tissue Equivalent Proportional Counter (TEPC) has been developed for the CubeSat mission, SIGMA (Scientific cubesat with Instruments for Global Magnetic field and rAdiation) to investigate space radiation. In order to test the perf
Externí odkaz:
https://doaj.org/article/5f4c478d6a9a4a58b27c211837fbb5a4
Autor:
Woong-Seob Jeong, Sung-Joon Park, Kwijong Park, Dae-Hee Lee, Jeonghyun Pyo, Bongkon Moon, Youngsik Park, Il-Joong Kim, Won-Kee Park, Duk-Hang Lee, Chan Park, Kyeongyeon Ko, Toshio Matsumoto, Norihide Takeyama, Akito Enokuchi, Goo-Whan Shin, Jangsoo Chae, Uk-Won Nam
Publikováno v:
Journal of Astronomy and Space Sciences, Vol 31, Iss 1, Pp 83-90 (2014)
The NISS onboard NEXTSat-1 is being developed by Korea astronomy and space science institute (KASI). For the study of the cosmic star formation history, the NISS performs the imaging spectroscopic observation in the near-infrared range for nearby g
Externí odkaz:
https://doaj.org/article/bc8e35c426354b628da305ecb11bdc82
Autor:
Uk-Won Nam, Chang Hwy Lim, Jae Jin Lee, Jeonghyun Pyo, Bong-Kon Moon, Dae-Hee Lee, Youngsik Park, Hyun Ok Kim, Myungkook Moon, Sunghwan Kim
Publikováno v:
Journal of Astronomy and Space Sciences, Vol 30, Iss 2, Pp 107-112 (2013)
Tissue equivalent proportional counter (TEPC) can measure the Linear Energy Transfer (LET) spectrum and calculate the equivalent dose for the complicated radiation field in space. In this paper, we developed and characterized a TEPC for radiation m
Externí odkaz:
https://doaj.org/article/02c5e36b943640178425db05434b6be2
Autor:
Jakyoung Nah, Jung-Guen Jang, Bi-Ho Jang, In-Woo Han, Jeong-Yeol Han, Kwijong Park, Hyung-Chul Lim, Sung-Yeol Yu, Eunseo Park, Yoon-Kyung Seo, Il-Kwon Moon, Byung-Kyu Choi, Eunjoo Na, Uk-Won Nam
Publikováno v:
Journal of Astronomy and Space Sciences, Vol 30, Iss 1, Pp 49-58 (2013)
ARGO-M is a satellite laser ranging (SLR) system developed by the Korea Astronomy and Space Science Institute with the consideration of mobility and daytime and nighttime satellite observation. The ARGO-M optical system consists of 40 cm receiving
Externí odkaz:
https://doaj.org/article/0481fc892f704d479ee4dbc20a283b9a