Zobrazeno 1 - 10
of 329
pro vyhledávání: '"MASAKI FUJIMOTO"'
Autor:
Shin-Ichi Wada, Hiroyuki Ohta, Atsushi Mano, Yoshifumi Takashima, Masaki Fujimoto, Masahiro Katoh
Publikováno v:
Scientific Reports, Vol 13, Iss 1, Pp 1-8 (2023)
Abstract Young’s double-slit interference experiments with undulator vortex radiation were conducted, focusing on photon-counting regime. To isolate the second harmonic radiation in the ultraviolet range emitted from the helical undulator and achie
Externí odkaz:
https://doaj.org/article/3c1a273e9d8a495fac71d327fc11f609
Autor:
Athena Coustenis, Niklas Hedman, Peter T. Doran, Omar Al Shehhi, Eleonora Ammannito, Masaki Fujimoto, Olivier Grasset, Frank Groen, Alexander G. Hayes, Vyacheslav Ilyin, K. Praveen Kumar, Caroline-Emmanuelle Morisset, Christian Mustin, Karen Olsson-Francis, Jing Peng, Olga Prieto-Ballesteros, Francois Raulin, Petra Rettberg, Silvio Sinibaldi, Yohey Suzuki, Kanyan Xu, Maxim Zaitsev
Publikováno v:
Frontiers in Astronomy and Space Sciences, Vol 10 (2023)
Planetary protection is a set of measures agreed upon at an international level to ensure the protection of scientific investigation during space exploration. As space becomes more accessible with traditional and new actors launching complex and inno
Externí odkaz:
https://doaj.org/article/15cbe91cc1a74a03ad22598cc8f7b80b
Autor:
Kiyoshi Kuramoto, Yasuhiro Kawakatsu, Masaki Fujimoto, Akito Araya, Maria Antonietta Barucci, Hidenori Genda, Naru Hirata, Hitoshi Ikeda, Takeshi Imamura, Jörn Helbert, Shingo Kameda, Masanori Kobayashi, Hiroki Kusano, David J. Lawrence, Koji Matsumoto, Patrick Michel, Hideaki Miyamoto, Tomokatsu Morota, Hiromu Nakagawa, Tomoki Nakamura, Kazunori Ogawa, Hisashi Otake, Masanobu Ozaki, Sara Russell, Sho Sasaki, Hirotaka Sawada, Hiroki Senshu, Shogo Tachibana, Naoki Terada, Stephan Ulamec, Tomohiro Usui, Koji Wada, Sei-ichiro Watanabe, Shoichiro Yokota
Publikováno v:
Earth, Planets and Space, Vol 74, Iss 1, Pp 1-31 (2022)
Abstract Martian moons exploration, MMX, is the new sample return mission planned by the Japan Aerospace Exploration Agency (JAXA) targeting the two Martian moons with the scheduled launch in 2024 and return to the Earth in 2029. The major scientific
Externí odkaz:
https://doaj.org/article/8ba05a4da9864f5d8cb4470b194dca80
Autor:
Hideaki Ohgaki, Khaled Ali, Toshiteru Kii, Heishun Zen, Takehito Hayakawa, Toshiyuki Shizuma, Masaki Fujimoto, Yoshitaka Taira
Publikováno v:
Physical Review Accelerators and Beams, Vol 26, Iss 9, p 093402 (2023)
To develop an isotope selective computed tomography imaging technique, a flat-laser Compton scattering γ-ray beam (F-LCS) by using a helical undulator installed in a storage ring has been proposed. An LCS beam with a broad energy spectrum and spatia
Externí odkaz:
https://doaj.org/article/2d4bb58d88e44665b771eb937d546351
Publikováno v:
Translational Oncology, Vol 21, Iss , Pp 101431- (2022)
Glutamine metabolism, known as glutaminolysis, is abnormally activated in many cancer cells with KRAS or BRAF mutations or active c-MYC. Glutaminolysis plays an important role in the proliferation of cancer cells with oncogenic mutations. In this stu
Externí odkaz:
https://doaj.org/article/23dd6960e54e491ba3abb30c9d5a97c7
Autor:
Khaled Ali, Heishun Zen, Hideaki Ohgaki, Toshiteru Kii, Takehito Hayakawa, Toshiyuki Shizuma, Masahiro Katoh, Yoshitaka Taira, Masaki Fujimoto, Hiroyuki Toyokawa
Publikováno v:
Applied Sciences, Vol 11, Iss 24, p 11866 (2021)
One of the most noteworthy aspects of computed tomography (CT) based on the nuclear resonance fluorescence (NRF) transmission method is the isotope selectivity that makes it possible to discern an isotope of interest from other isotopes within a samp
Externí odkaz:
https://doaj.org/article/89b9f6a060aa42a3a06a76054a334adf
Autor:
Ichiro Yoshikawa, Fumiharu Suzuki, Reina Hikida, Kazuo Yoshioka, Go Murakami, Fuminori Tsuchiya, Chihiro Tao, Atsushi Yamazaki, Tomoki Kimura, Hajime Kita, Hiromasa Nozawa, Masaki Fujimoto
Publikováno v:
Earth, Planets and Space, Vol 69, Iss 1, Pp 1-11 (2017)
Abstract Jupiter’s moon Io, which orbits deep inside the magnetosphere, is the most geologically active object in the solar system. Kurdalagon Patera, a volcano on Io, erupted in 2015 and became a substantial source of Jovian magnetospheric plasma.
Externí odkaz:
https://doaj.org/article/c0186e3e4f51499ebfdd9ca01851c538
Autor:
Khaled Ali, Heishun Zen, Hideaki Ohgaki, Toshiteru Kii, Takehito Hayakawa, Toshiyuki Shizuma, Hiroyuki Toyokawa, Masaki Fujimoto, Yoshitaka Taira, Masahiro Katoh
Publikováno v:
Applied Sciences, Vol 11, Iss 8, p 3415 (2021)
Combining the nuclear resonance fluorescence (NRF) transmission method with computed tomography (CT) can be a novel method for imaging the isotope distributions, which is indispensable in nuclear engineering. We performed an experiment to reconstruct
Externí odkaz:
https://doaj.org/article/41b61bac648a4a8aa86fc5ad2195de47
Autor:
Akinori Irizawa, Masaki Fujimoto, Keigo Kawase, Ryukou Kato, Hidenori Fujiwara, Atsushi Higashiya, Salvatore Macis, Luca Tomarchio, Stefano Lupi, Augusto Marcelli, Shigemasa Suga
Publikováno v:
Condensed Matter, Vol 5, Iss 2, p 38 (2020)
Using the unique characteristics of the free-electron-laser (FEL), we successfully performed high-sensitivity spectral imaging of different materials in the terahertz (THz) and far-infrared (FIR) domain. THz imaging at various wavelengths was achieve
Externí odkaz:
https://doaj.org/article/ac9920da303345078040269b75705450
Publikováno v:
New Journal of Physics, Vol 22, Iss 8, p 083062 (2020)
In this study, it was demonstrated that the polarization control of light from a crossed undulator can be achieved using material response, without any prior monochromatization. Nonmonochromatized horizontally and vertically polarized radiation emitt
Externí odkaz:
https://doaj.org/article/8da3f6e81df64bd19cecab27b24c99a5