Zobrazeno 1 - 10
of 140
pro vyhledávání: '"Seiji Fukushima"'
Autor:
Yuki Saito, Yasuo Okumura, Koichi Nagashima, Daisuke Fukamachi, Katsuaki Yokoyama, Naoya Matsumoto, Eizo Tachibana, Keiichiro Kuronuma, Koji Oiwa, Michiaki Matsumoto, Toshihiko Nishida, Toshiaki Kojima, Shoji Hanada, Kazumiki Nomoto, Kazumasa Sonoda, Ken Arima, Fumiyuki Takahashi, Tomobumi Kotani, Kimie Ohkubo, Seiji Fukushima, Satoru Itou, Kunio Kondo, Hideyuki Ando, Yasumi Ohno, Motoyuki Onikura, Atsushi Hirayama
Publikováno v:
Scientific Reports, Vol 12, Iss 1, Pp 1-8 (2022)
Abstract Extremely low alanine aminotransferase (ALT) may reflect aging, frailty, sarcopenia, and malnutrition in several cardiovascular diseases, but the association between low ALT and patient characteristics, cardiovascular and all-cause mortality
Externí odkaz:
https://doaj.org/article/07886eedff26491cb5ede53cb2b8b575
Autor:
Zhaohong Wang, Seiji Fukushima
Publikováno v:
EURASIP Journal on Wireless Communications and Networking, Vol 2020, Iss 1, Pp 1-11 (2020)
Abstract A control strategy using linear matrix inequalities towards time delay and stochastic packet dropout of networked control system is proposed in this paper. First, a reconfigured target plant of networked control system is built based on a li
Externí odkaz:
https://doaj.org/article/288c2ff0756d4e04893dc1dcd7c5bf21
Publikováno v:
Crystals, Vol 12, Iss 11, p 1655 (2022)
The design theory for electromagnetic metamaterials with negative refractive indices by using a distributed transmission-line model is introduced to the design of acoustic metamaterials, and a negative refractive index (NRI) acoustic lens is designed
Externí odkaz:
https://doaj.org/article/7666d414790845708ef31494e65d3465
Publikováno v:
Crystals, Vol 12, Iss 11, p 1528 (2022)
A method for realizing broadband acoustic metasurfaces composed of a one-dimensional distributed transmission-line model is proposed. There are no design formulas for determining the structural parameters of the structure constituting acoustic metasu
Externí odkaz:
https://doaj.org/article/d92b6a6168764261848a20829e24ef4f
Publikováno v:
Crystals, Vol 12, Iss 11, p 1557 (2022)
We propose the design method for broadband acoustic metamaterials based on the concept of transformation acoustics. Two-dimensional distributed transmission-line (TL) models for full-tensor anisotropic electromagnetic metamaterials are applied to ful
Externí odkaz:
https://doaj.org/article/cf3718b0e62b4782bacb512db0332a12
Autor:
Seiji Fukushima, Kakeru Tokunaga, Takuya Morishita, Hiroki Higuchi, Yasushi Okumura, Hirotsugu Kikuchi, Hidehisa Tazawa
Publikováno v:
Crystals, Vol 11, Iss 9, p 1017 (2021)
The use of polymer-stabilized blue phase (PSBP) including a tolane-type liquid crystal was investigated to develop a voltage-controlled wavelength selective filter for wavelength-division-multiplexing optical fiber network. It was found that the tola
Externí odkaz:
https://doaj.org/article/ad8e76e97fb84691aff85119ebcb0b96
Autor:
Yasuo Okumura, Katsuaki Yokoyama, Naoya Matsumoto, Eizo Tachibana, Keiichiro Kuronuma, Koji Oiwa, Michiaki Matsumoto, Toshiaki Kojima, Shoji Hanada, Kazumiki Nomoto, Ken Arima, Fumiyuki Takahashi, Tomobumi Kotani, Yukitoshi Ikeya, Seiji Fukushima, Satoru Itoh, Kunio Kondo, Masaaki Chiku, Yasumi Ohno, Motoyuki Onikura, Atsushi Hirayama, the SAKURA AF Registry Investigators
Publikováno v:
Journal of Arrhythmia, Vol 33, Iss 4, Pp 289-296 (2017)
Background: Large-scale investigations on the use of oral anticoagulants including direct oral anticoagulants (DOACs) in patients with atrial fibrillation (AF) have not included Japanese patients. Methods: We established the multicenter SAKURA AF Reg
Externí odkaz:
https://doaj.org/article/e68eebf7e99a4cdb84836624ab670db2
Autor:
Yuki Saito, Yasuo Okumura, Koichi Nagashima, Daisuke Fukamachi, Katsuaki Yokoyama, Naoya Matsumoto, Eizo Tachibana, Keiichiro Kuronuma, Koji Oiwa, Michiaki Matsumoto, Toshihiko Nishida, Toshiaki Kojima, Shoji Hanada, Kazumiki Nomoto, Kazumasa Sonoda, Ken Arima, Fumiyuki Takahashi, Tomobumi Kotani, Kimie Ohkubo, Seiji Fukushima, Satoru Itou, Kunio Kondo, Hideyuki Ando, Yasumi Ohno, Motoyuki Onikura, Atsushi Hirayama
Publikováno v:
Journal of Clinical Medicine, Vol 9, Iss 2, p 584 (2020)
Background: Liver diseases drive the development and progression of atrial fibrillation (AF). The Fibrosis-4 (FIB4) index is a non-invasive scoring method for detecting liver fibrosis, but the prognostic impact of using it for AF patients is still un
Externí odkaz:
https://doaj.org/article/b8c314414a454ecdb40b92995f946622
Autor:
Yasuhumi Yuzawa, Keiichiro Kuronuma, Yasuo Okumura, Katsuaki Yokoyama, Naoya Matsumoto, Eizo Tachibana, Koji Oiwa, Michiaki Matsumoto, Toshiaki Kojima, Hironori Haruta, Kazumiki Nomoto, Kazumasa Sonoda, Ken Arima, Rikitake Kogawa, Fumiyuki Takahashi, Tomobumi Kotani, Kimie Okubo, Seiji Fukushima, Satoru Itou, Kunio Kondo, Masaaki Chiku, Yasumi Ohno, Motoyuki Onikura, Atsushi Hirayama, on behalf of the SAKURA AF Registry Investigators
Publikováno v:
Journal of Clinical Medicine, Vol 9, Iss 1, p 167 (2020)
Background: Atrial fibrillation (AF) and chronic kidney disease (CKD) often coexist, but the real-world data after approval of direct oral anticoagulants (DOACs) are still lacking in Japan. We investigated the association of the baseline renal functi
Externí odkaz:
https://doaj.org/article/4101e8c97d9b435b86eab4021e5fd4d3
Publikováno v:
Crystals, Vol 5, Iss 1, Pp 163-171 (2015)
Infrared extinction of a dye-doped (polymer/liquid crystal) composite film was investigated. It is found that doping a metal-complex dye into the liquid crystal extended the operation wavelength to an optical fiber communication wavelength of about 1
Externí odkaz:
https://doaj.org/article/f8aa1f9dcdd84c8da786e110a984f6e0