Zobrazeno 1 - 10
of 36
pro vyhledávání: '"Koichi Nakaoka"'
Autor:
Teruo Izumi, Kei Shiohara, Takato Machi, Akira Ibi, Koichi Nakaoka, Hishiro Hirose, Kazuhisa Adachi, Tatsuhisa Nakanishi, Michio Sato, Yuji Aoki, Yasuo Takahashi, Masashi Miura, Hirokazu Hirai, Msayuki Konno, Masataka Iwakuma
Publikováno v:
IEEE Transactions on Applied Superconductivity. 33:1-4
Publikováno v:
Advanced Synthesis & Catalysis. 365:877-883
Autor:
Masashi Miura, Go Tsuchiya, Takumu Harada, Keita Sakuma, Hodaka Kurokawa, Naoto Sekiya, Yasuyuki Kato, Ryuji Yoshida, Takeharu Kato, Koichi Nakaoka, Teruo Izumi, Fuyuki Nabeshima, Atsutaka Maeda, Tatsumori Okada, Satoshi Awaji, Leonardo Civale, Boris Maiorov
Publikováno v:
NPG Asia Materials. 14
The addition of artificial pinning centers has led to an impressive increase in critical current density ($J_{\rm c}$) in a superconductor, enabling record-breaking all-superconducting magnets and other applications. $J_{\rm c}$ has reached $\sim 0.2
Publikováno v:
The Journal of organic chemistry.
Tetrabutylammonium acetate (TBAA) and Cu(OAc)
Autor:
Koichi Nakaoka, Teruo Izumi, Tatsunori Okada, Masashi Miura, Takato Machi, Satoshi Awaji, Hidenori Misaizu
Publikováno v:
IEEE Transactions on Applied Superconductivity. 29:1-5
To clarify the effects of longitudinal magnetic field (LMF) on Y0.77Gd0.23Ba2Cu3O7- δ coated conductors fabricated by the trifluoroacetic-acid based metal organic decomposition method with the ultra-thin-once-coating process (UTOC-MOD (Y,Gd)BCO-CCs)
Autor:
Michio Sato, Ryuji Yoshida, Masashi Miura, Koichi Nakaoka, Takanobu Kiss, Akira Ibi, Takeharu Kato, Masayoshi Inoue, Teruo Izumi, Takato Machi
Publikováno v:
IEEE Transactions on Applied Superconductivity. 29:1-5
A new metal organic deposition (MOD) process using precursor solution containing metal trifluoroacetates was developed to improve in-field performance. In this process, the pinning centers of BaMO3 (M: metal elements such as Zr and Hf) materials coul
Autor:
Akihito Konishi, Yuya Tsutsui, Makoto Yasuda, Hideto Nakajima, Akio Baba, Daiki Tanaka, Koichi Nakaoka, Kouji Chiba
Publikováno v:
Chemistry (Weinheim an der Bergstrasse, Germany). 26(65)
Selective bond formations are one of the most important reactions in organic synthesis. In the Lewis acid mediated electrophile reactions of carbonyls, the selective formation of a carbonyl-acid complex plays a critical role in determining selectivit
Autor:
Koichi Nakaoka, Takumi Suzuki, Kohei Higashikawa, Kazutaka Imamura, Syunsuke Oomura, Takanobu Kiss, Satoshi Awaji, Teruo Izumi, Masayoshi Inoue
Publikováno v:
IEEE Transactions on Applied Superconductivity. 28:1-4
We have investigated the in-field critical current properties in BaZrO3-added (Y, Gd) Ba2Cu 3O7-δ (YGdBCO)-coated conductor fabricated by using a multi-coating trifluoroacetates metal-organic deposition (MOD) method. We compared these properties wit
Autor:
Masashi Miura, Koichi Nakaoka, Teruo Izumi, Ryuji Yoshida, Kimura Kazunari, Takeharu Kato, Yuh Shiohara
Publikováno v:
IEEE Transactions on Applied Superconductivity. 27:1-4
A wide range of coating thicknesses was utilized in the trifluoroacetate metal-organic decomposition process for (Y, Gd) Ba 2 Cu 3 O 7-δ (YGdBCO) coated conductor including BaZrO 3 (BZO) particles with a thin once-coated thickness(donce), which was
Publikováno v:
Chemistry - A European Journal. 23:5219-5223
Cage-shaped borates tethered by heavier Group 14 elements (Si or Ge) were synthesized. These possess an intramolecularly transannular pπ -σ* interaction between the boron center and the tethered Si/Ge atom, which allows the precise tuning of their