Zobrazeno 1 - 10
of 360
pro vyhledávání: '"Yuichi O"'
Publikováno v:
Earth, Planets and Space, Vol 76, Iss 1, Pp 1-13 (2024)
Abstract For the first time using computerized ionospheric tomography (CIT) and leveraging ultra-dense slant total electron content (STEC) measurements derived from two ground-based Global Navigation Satellite System (GNSS) receiver networks in Japan
Externí odkaz:
https://doaj.org/article/7be160721b0640338a9a4d2293884a2f
Publikováno v:
Sensing and Bio-Sensing Research, Vol 46, Iss , Pp 100703- (2024)
In this study, we report a sensitive real-time microbial growth monitoring technique using a complementary metal-oxide semiconductor (CMOS) dielectric sensor with a polytetrafluoroethylene (PTFE) membrane. The sensor comprised an LC oscillator array
Externí odkaz:
https://doaj.org/article/042111051d6a4d9db3c7a5c6748be715
Publikováno v:
Results in Engineering, Vol 24, Iss , Pp 103021- (2024)
Machine learning (ML) systems that utilize sensor inputs have become integral in various applications; however, they remain vulnerable to sensor-based adversarial example (AE) attacks, where compromised sensors can be exploited to manipulate system o
Externí odkaz:
https://doaj.org/article/7ba4e7ca015a467f941ee66f1f153367
Publikováno v:
Science and Technology of Advanced Materials, Vol 25, Iss 1 (2024)
We demonstrate a facile and safe anisotropic gas etching technique for β-Ga2O3 under atmospheric pressure using forming gas, a H2/N2 gas mixture containing 3.96 vol% H2. This etching gas, being neither explosive nor toxic, can be safely exhausted in
Externí odkaz:
https://doaj.org/article/3c8b0a44a789448bbacf6ff0bf883698
Publikováno v:
Computers and Education: Artificial Intelligence, Vol 7, Iss , Pp 100261- (2024)
Academic failure is a persistent challenge in education. Despite the limited available data, in this study, we focus on identifying at-risk students in a blended learning (BL) course. Several motivational variables are analyzed to determine their eff
Externí odkaz:
https://doaj.org/article/91e583527bb642a581104c62a1e9426a
Autor:
Ken Nagino, Jaemyoung Sung, Akie Midorikawa-Inomata, Yasutsugu Akasaki, Takeya Adachi, Nobuyuki Ebihara, Ken Fukuda, Atsuki Fukushima, Kenta Fujio, Yuichi Okumura, Atsuko Eguchi, Keiichi Fujimoto, Hurramhon Shokirova, Alan Yee, Yuki Morooka, Tianxiang Huang, Kunihiko Hirosawa, Shintaro Nakao, Hiroyuki Kobayashi, Takenori Inomata
Publikováno v:
JMIR Formative Research, Vol 8, p e60731 (2024)
BackgroundAssessing changes in quality of life in patients with hay fever–related allergic conjunctivitis requires validated and clinically meaningful metrics. A minimal clinically important difference (MCID) that can be applied to assess Domain II
Externí odkaz:
https://doaj.org/article/44073e86e1d84d96bd1722e4d62cf605
Publikováno v:
Nihon Kikai Gakkai ronbunshu, Vol 90, Iss 939, Pp 24-00162-24-00162 (2024)
A method for predicting the propagation life of a crack initiated on the surface of a 7075 aluminum alloy under nonproportional loading was proposed using the modified Paris law. The nonproportional loading conditions in previous studies are limited
Externí odkaz:
https://doaj.org/article/32c369bead4d4aea8ca83a137c0ce176
Autor:
Wenjie Sun, Guozhu Li, Biqiang Zhao, Shun‐Rong Zhang, Yuichi Otsuka, Lianhuan Hu, Guofeng Dai, Xiukuan Zhao, Haiyong Xie, Yi Li, Jianfei Liu, Yu Li, Baiqi Ning, Libo Liu, Atsuki Shinbori, Michi Nishioka, Septi Perwitasari
Publikováno v:
Geophysical Research Letters, Vol 51, Iss 21, Pp n/a-n/a (2024)
Abstract Plasma blob is generally a low‐latitude phenomenon occurring at the poleward edge of equatorial plasma bubble (EPB) during post‐sunset periods. Here we report a case of midlatitude ionospheric plasma blob‐like structures occurring alon
Externí odkaz:
https://doaj.org/article/abd4c67edb5f411582f40d78b3f2637c
Autor:
Satoru Katsuda, Hiroyuki Shinagawa, Hitoshi Fujiwara, Hidekatsu Jin, Yasunobu Miyoshi, Yoshizumi Miyoshi, Yuko Motizuki, Motoki Nakajima, Kazuhiro Nakazawa, Kumiko K. Nobukawa, Yuichi Otsuka, Atsushi Shinbori, Takuya Sori, Chihiro Tao, Makoto S. Tashiro, Yuuki Wada, Takaya Yamawaki
Publikováno v:
Geophysical Research Letters, Vol 51, Iss 20, Pp n/a-n/a (2024)
Abstract We present X‐ray observations of the upper atmospheric density disturbance caused by the explosive eruption of the Hunga Tonga‐Hunga Ha'apai (HTHH) volcano on 15 January 2022. From 14 January to 16 January, the Chinese X‐ray astronomy
Externí odkaz:
https://doaj.org/article/86d83625314343c68af8afe357f704a0
Autor:
Veera Kumar Maheswaran, Yuichi Otsuka, James A. Baskaradas, Venkata Ratnam Devanaboyina, Sriram Subramanian, Atsuki Shinbori, Takuya Sori, Michi Nishioka, Septi Perwitasari
Publikováno v:
Earth, Planets and Space, Vol 76, Iss 1, Pp 1-9 (2024)
Abstract To investigate solar activity dependence of the coupling between medium-scale traveling ionosphere disturbance (MSTID) and sporadic E (Es) layer, we analyzed the total electron content (TEC) obtained from a Japanese global positioning system
Externí odkaz:
https://doaj.org/article/5eca7db2494a4036b22b4cfb80506b29