Zobrazeno 1 - 10
of 146
pro vyhledávání: '"Changyong Song"'
Autor:
Junha Hwang, Sejin Kim, Sung Yun Lee, Eunyoung Park, Jaeyong Shin, Jae Hyuk Lee, Myong-jin Kim, Seonghan Kim, Sang-Youn Park, Dogeun Jang, Intae Eom, Sangsoo Kim, Changyong Song, Kyung Sook Kim, Daewoong Nam
Publikováno v:
Journal of Synchrotron Radiation, Vol 31, Iss 3, Pp 469-477 (2024)
Various X-ray techniques are employed to investigate specimens in diverse fields. Generally, scattering and absorption/emission processes occur due to the interaction of X-rays with matter. The output signals from these processes contain structural i
Externí odkaz:
https://doaj.org/article/7b4b3c4160a1463b92a8c7f4ffc5f745
Publikováno v:
Chemical & Biomedical Imaging, Vol 2, Iss 6, Pp 422-431 (2024)
Externí odkaz:
https://doaj.org/article/1d013c6542324c4c8e3f641a782199cd
Autor:
Heemin Lee, Je Young Ahn, Sae Hwan Chun, Do Hyung Cho, Daeho Sung, Chulho Jung, Jaeyong Shin, Junha Hwang, Sung Soo Ha, Hoyoung Jang, Byeong-Gwan Cho, Sunam Kim, Jaeku Park, Daewoong Nam, Intae Eom, Ji Hoon Shim, Do Young Noh, Yungok Ihm, Changyong Song
Publikováno v:
IUCrJ, Vol 10, Iss 6, Pp 700-707 (2023)
Photoinduced nonequilibrium phase transitions have stimulated interest in the dynamic interactions between electrons and crystalline ions, which have long been overlooked within the Born–Oppenheimer approximation. Ultrafast melting before lattice t
Externí odkaz:
https://doaj.org/article/9db7190c112c4df7acb6c0f56563f179
Autor:
Ian K. Robinson, Jack P. Griffiths, Robert Koch, Tadesse A. Assefa, Ana F. Suzana, Yue Cao, Sungwon Kim, Dongjin Kim, Heemin Lee, Sunam Kim, Jae Hyuk Lee, Sang-Youn Park, Intae Eom, JaeHyun Park, Daewoong Nam, Sangsoo Kim, Sae Hwan Chun, Hyojung Hyun, Kyung-Sook Kim, Ming Lu, Changyong Song, Hyunjung Kim, Simon J. L. Billinge, Emil S. Bozin
Publikováno v:
IUCrJ, Vol 10, Iss 6, Pp 656-661 (2023)
X-ray structural science is undergoing a revolution driven by the emergence of X-ray Free-electron Laser (XFEL) facilities. The structures of crystalline solids can now be studied on the picosecond time scale relevant to phonons, atomic vibrations wh
Externí odkaz:
https://doaj.org/article/eed1c2ec336b4819bc406224b09f71e8
Autor:
Dan Pan, Jiadong Fan, Zhenzhen Nie, Zhibin Sun, Jianhua Zhang, Yajun Tong, Bo He, Changyong Song, Yoshiki Kohmura, Makina Yabashi, Tetsuya Ishikawa, Yuequan Shen, Huaidong Jiang
Publikováno v:
IUCrJ, Vol 9, Iss 2, Pp 223-230 (2022)
Radiation damage and a low signal-to-noise ratio are the primary factors that limit spatial resolution in coherent diffraction imaging (CDI) of biomaterials using X-ray sources. Introduced here is a clustering algorithm named ConvRe based on deep lea
Externí odkaz:
https://doaj.org/article/022b1e6b02c54f27a8db87efe594d4a7
Autor:
Yungok Ihm, Do Hyung Cho, Daeho Sung, Daewoong Nam, Chulho Jung, Takahiro Sato, Sangsoo Kim, Jaehyun Park, Sunam Kim, Marcus Gallagher-Jones, Yoonhee Kim, Rui Xu, Shigeki Owada, Ji Hoon Shim, Kensuke Tono, Makina Yabashi, Tetsuya Ishikawa, Jianwei Miao, Do Young Noh, Changyong Song
Publikováno v:
Nature Communications, Vol 10, Iss 1, Pp 1-6 (2019)
Laser-matter interaction has been intensively studied in equilibrium states, but irreversible processes in a highly nonequilibrium state at nanoscales remains elusive due to experimental challenges. Here, Ihm et al. image heterogeneous melting of gol
Externí odkaz:
https://doaj.org/article/7e01157cc8134547bf4251d2d57066be
Autor:
Sung Yun Lee, Do Hyung Cho, Chulho Jung, Daeho Sung, Daewoong Nam, Sangsoo Kim, Changyong Song
Publikováno v:
Physical Review Research, Vol 3, Iss 4, p 043066 (2021)
Phase recovery is a well-known inverse problem prevalent across science disciplines and attracts active research interests to develop a number of theoretical and experimental methods. Recent developments in artificial intelligence have further prompt
Externí odkaz:
https://doaj.org/article/5f44da75e9be4982a7d02a446f1cb834
Autor:
Daeho Sung, Daewoong Nam, Myong-jin Kim, Seonghan Kim, Kyung Sook Kim, Sang-Youn Park, Sun Min Hwang, Chulho Jung, Heemin Lee, Do Hyung Cho, Minseok Kim, Intae Eom, Su Yong Lee, Changyong Song, Sangsoo Kim
Publikováno v:
Applied Sciences, Vol 11, Iss 11, p 5082 (2021)
We developed a single-shot coherent X-ray imaging instrument at the hard X-ray beamline of the Pohang Accelerator Laboratory X-ray Free Electron Laser (PAL-XFEL). This experimental platform was established to conduct a variety of XFEL experiments, in
Externí odkaz:
https://doaj.org/article/4d252ce0337d42a99c55255557b9be36
Autor:
Yoonhee Kim, Chan Kim, Ou Young Kwon, Daewoong Nam, Sang Soo Kim, Jae Hyun Park, Sunam Kim, Marcus Gallagher-Jones, Yoshiki Kohmura, Tetsuya Ishikawa, Changyong Song, Giyoong Tae, Do Young Noh
Publikováno v:
Scientific Reports, Vol 7, Iss 1, Pp 1-9 (2017)
Abstract We report a three dimensional (3D) quantitative visualization of a mammalian mitochondrion by coherent x-ray diffractive imaging (CXDI) using synchrotron radiation. The internal structures of a mitochondrion from a mouse embryonic fibroblast
Externí odkaz:
https://doaj.org/article/133233ed197a48d6869230bc7add2dc2
Autor:
Michihiro Sugahara, Takanori Nakane, Tetsuya Masuda, Mamoru Suzuki, Shigeyuki Inoue, Changyong Song, Rie Tanaka, Toru Nakatsu, Eiichi Mizohata, Fumiaki Yumoto, Kensuke Tono, Yasumasa Joti, Takashi Kameshima, Takaki Hatsui, Makina Yabashi, Osamu Nureki, Keiji Numata, Eriko Nango, So Iwata
Publikováno v:
Scientific Reports, Vol 7, Iss 1, Pp 1-9 (2017)
Serial femtosecond crystallography (SFX) allows structures of proteins to be determined at room temperature with minimal radiation damage. A highly viscous matrix acts as a crystal carrier for serial sample loading at a low flow rate that enables the
Externí odkaz:
https://doaj.org/article/2f7a8196daea43459660ac4152b4bb81