Zobrazeno 1 - 10
of 425
pro vyhledávání: '"Akihisa TAKEUCHI"'
Autor:
Osamu Takakuwa, Tatsuya Iwano, Kyosuke Hirayama, Hiroyuki Toda, Akihisa Takeuchi, Masayuki Uesugi
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-7 (2024)
Abstract Excellent strength–ductility balance in metastable Fe–Cr–Ni austenitic alloys stems from phase transformation from austenite (fcc structure) to αʹ martensite (bcc structure) during deformation, namely deformation-induced αʹ martens
Externí odkaz:
https://doaj.org/article/16f7b13d7d9241e2b1f7cdda092142fd
Autor:
Satoru Hamamoto, Masaki Oura, Atsuomi Shundo, Daisuke Kawaguchi, Satoru Yamamoto, Hidekazu Takano, Masayuki Uesugi, Akihisa Takeuchi, Takahiro Iwai, Yasuo Seto, Yasumasa Joti, Kento Sato, Keiji Tanaka, Takaki Hatsui
Publikováno v:
Science and Technology of Advanced Materials: Methods, Vol 0, Iss 0 (2023)
Synchrotron radiation X-ray computed tomography (CT) provides information about the three-dimensional electron density inside a sample with a high spatial resolution. Recently, the need to examine the internal structure of materials composed of light
Externí odkaz:
https://doaj.org/article/e1e5894e780440bca4722c104ca8eea2
Autor:
Yafei Wang, Bhupendra Sharma, Yuantao Xu, Kazuyuki Shimizu, Hiro Fujihara, Kyosuke Hirayama, Akihisa Takeuchi, Masayuki Uesugi, Guangxu Cheng, Hiroyuki Toda
Publikováno v:
Nature Communications, Vol 13, Iss 1, Pp 1-8 (2022)
Hydrogen embrittlement limits the strengthening of aluminum alloys. Here, the authors propose the precipitate switching strategy to effectively control hydrogen embrittlement of high-strength aluminum alloys by utilizing the hydrogen trapping effect
Externí odkaz:
https://doaj.org/article/f30658c49d7a4d8d8ed056dfe8182721
Autor:
Satoshi Okumura, Kentaro Uesugi, Akio Goto, Tatsuya Sakamaki, Kazuhisa Matsumoto, Akihisa Takeuchi, Akira Miyake
Publikováno v:
Communications Earth & Environment, Vol 3, Iss 1, Pp 1-7 (2022)
Nanolite crystallisation increases bulk viscosity in mafic to intermediate magmas but other mechanisms are required to promote explosive eruptions, according to an experimental study using natural samples.
Externí odkaz:
https://doaj.org/article/ee1ab2aab0b945af8b4d5a57108471a1
Autor:
Satoshi Yamaguchi, Satoru Kato, Wataru Yoshimune, Daigo Setoyama, Akihiko Kato, Yasutaka Nagai, Takahisa Suzuki, Akihisa Takeuchi, Kentaro Uesugi
Publikováno v:
Journal of Synchrotron Radiation, Vol 29, Iss 5, Pp 1258-1264 (2022)
An X-ray computed nano-tomography (nano-CT) system has been established at the BL33XU beamline of SPring-8. The optical system consists of pseudo-Köhler illumination with a sector condenser zone plate, an apodization Fresnel zone plate as the object
Externí odkaz:
https://doaj.org/article/0f90b2e3fb6f4b44b7a48c50fdbc9f40
Autor:
Kosuke Takahashi, Ryosuke Shoya, Takuma Matsuo, Wataru Sato, Takashi Nakamura, Akihisa Takeuchi, Masayuki Uesugi, Kentaro Uesugi
Publikováno v:
Scientific Reports, Vol 12, Iss 1, Pp 1-12 (2022)
Abstract The initial stage of fatigue failure has not been thoroughly clarified for carbon fiber reinforced plastics (CFRPs). Although the initiation of fatigue cracks has been regarded to be interfacial debonding between the carbon fiber and polymer
Externí odkaz:
https://doaj.org/article/f74d818abd9942d295c5fc9ab2b40a86
Autor:
Martin Donnelley, Patricia Cmielewski, Kaye Morgan, Juliette Delhove, Nicole Reyne, Alexandra McCarron, Nathan Rout-Pitt, Victoria Drysdale, Chantelle Carpentieri, Kathryn Spiers, Akihisa Takeuchi, Kentaro Uesugi, Naoto Yagi, David Parsons
Publikováno v:
Scientific Reports, Vol 12, Iss 1, Pp 1-14 (2022)
Abstract Gene vectors to treat cystic fibrosis lung disease should be targeted to the conducting airways, as peripheral lung transduction does not offer therapeutic benefit. Viral transduction efficiency is directly related to the vector residence ti
Externí odkaz:
https://doaj.org/article/8e5066133a14494fa29a90749fcb2c7c
Publikováno v:
Scientific Reports, Vol 12, Iss 1, Pp 1-10 (2022)
Abstract The characterization of subsurface cracks induced by indentation is a challenge for understanding contact damage, impact, wear, erosion, and abrasion of brittle materials, because the crack pattern observable on the surface is only a part of
Externí odkaz:
https://doaj.org/article/6374f4747c714a8e9def9af27797356f
Autor:
Ryuta Mizutani, Rino Saiga, Yoshiro Yamamoto, Masayuki Uesugi, Akihisa Takeuchi, Kentaro Uesugi, Yasuko Terada, Yoshio Suzuki, Vincent De Andrade, Francesco De Carlo, Susumu Takekoshi, Chie Inomoto, Naoya Nakamura, Youta Torii, Itaru Kushima, Shuji Iritani, Norio Ozaki, Kenichi Oshima, Masanari Itokawa, Makoto Arai
Publikováno v:
PLoS ONE, Vol 18, Iss 6, p e0287646 (2023)
Human mentality develops with age and is altered in psychiatric disorders, though their underlying mechanism is unknown. In this study, we analyzed nanometer-scale three-dimensional structures of brain tissues of the anterior cingulate cortex from ei
Externí odkaz:
https://doaj.org/article/71bdf97d2e48499f88528c2d0a20207d
Autor:
Rino Saiga, Masayuki Uesugi, Akihisa Takeuchi, Kentaro Uesugi, Yoshio Suzuki, Susumu Takekoshi, Chie Inomoto, Naoya Nakamura, Youta Torii, Itaru Kushima, Shuji Iritani, Norio Ozaki, Kenichi Oshima, Masanari Itokawa, Makoto Arai, Ryuta Mizutani
Publikováno v:
Scientific Reports, Vol 11, Iss 1, Pp 1-9 (2021)
Abstract Brain blood vessels constitute a micrometer-scale vascular network responsible for supply of oxygen and nutrition. In this study, we analyzed cerebral tissues of the anterior cingulate cortex and superior temporal gyrus of schizophrenia case
Externí odkaz:
https://doaj.org/article/013403da8f0945d4a4dc7c9259d385f8