Zobrazeno 1 - 10
of 383
pro vyhledávání: '"Kunio Yubuta"'
Autor:
Mirabbos Hojamberdiev, Ronald Vargas, Lorean Madriz, Zukhra C. Kadirova, Kunio Yubuta, Fuxiang Zhang, Katsuya Teshima, Martin Lerch
Publikováno v:
ACS Omega, Vol 9, Iss 6, Pp 7022-7033 (2024)
Externí odkaz:
https://doaj.org/article/51ec5515da5b443bb33f381c4b6a57cc
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 79, Iss 11, Pp 1072-1075 (2023)
The structural parameters of yttrium chromium tetraboride YCrB4 were refined based on single-crystal X-ray diffraction data. YCrB4 is orthorhombic, having a space group of type Pbam (No. 55) and with lattice parameters of a = 5.9425 (2), b = 11.4831
Externí odkaz:
https://doaj.org/article/bb65ed6dd3a448edae82f9583b4d5a25
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 78, Iss 1, Pp 76-79 (2022)
The crystal structures of the rare-earth (RE) trirhodium diborides praseodymium trirhodium diboride, PrRh3B2, neodymium trirhodium diboride, NdRh3B2, and samarium trirhodium diboride, SmRh3B2, were refined on the basis of single-crystal X-ray diffrac
Externí odkaz:
https://doaj.org/article/242b9b7d1ba44cda932044ddf2df0b06
Accelerated Synthesis of Borophane (HB) Sheets through HCl-Assisted Ion-Exchange Reaction with YCrB4
Autor:
Xiaoni Zhang, Miwa Hikichi, Takushi Iimori, Yuki Tsujikawa, Mei Yuan, Masafumi Horio, Kunio Yubuta, Fumio Komori, Masahiro Miyauchi, Takahiro Kondo, Iwao Matsuda
Publikováno v:
Molecules, Vol 28, Iss 7, p 2985 (2023)
We present an enhanced method for synthesizing sheets of borophane. Despite the challenges associated with low efficiency, we discovered that incorporating hydrochloric acid into the ion-exchange reaction significantly improved the production yield f
Externí odkaz:
https://doaj.org/article/cc64ba73dab84d66a727b0c2d01a1201
Autor:
Fumitaka Hayashi, Kenta Furui, Hiromasa Shiiba, Kunio Yubuta, Tomohito Sudare, Chiaki Terashima, Katsuya Teshima
Publikováno v:
Frontiers in Chemistry, Vol 8 (2020)
Hollandite-type crystals have unique and interesting physical and chemical properties. Here, we report the flux growth of hollandite-type single-crystalline potassium ferrotitanate (KFTO) with faceted surface features from a KCl flux. We varied the f
Externí odkaz:
https://doaj.org/article/a3b0623f8e39423ab0749fa066b7dcc0
Autor:
Kenta Kawashima, Mirabbos Hojamberdiev, Christina Stabler, Dragoljub Vrankovic, Kunio Yubuta, Ralf Riedel, Kazunari Domen, Katsuya Teshima
Publikováno v:
Materials for Renewable and Sustainable Energy, Vol 6, Iss 2, Pp 1-11 (2017)
Abstract To study the effect of partial Ba2+-to-Sr2+ and/or Ta5+-to-W4–6+ substitution on various properties of SrW(O,N)3, cubic perovskite-type W- and/or Ta-based oxynitrides Sr1−x Ba x W1−y Ta y (O,N)3, where x,y = 0,0; 0.25,0; 0.125,0.125; 0
Externí odkaz:
https://doaj.org/article/737fcf1c95c348c3a0ecb5c92e587b7f
Autor:
Yohei Kakefuda, Kunio Yubuta, Toetsu Shishido, Akira Yoshikawa, Shigeru Okada, Hiraku Ogino, Naoyuki Kawamoto, Tetsuya Baba, Takao Mori
Publikováno v:
APL Materials, Vol 5, Iss 12, Pp 126103-126103-7 (2017)
Transmission electron microscopy (TEM), specific heat, and thermal conductivity measurements were carried out for PrRh4.8B2 single crystals. PrRh4.8B2 takes an interesting layered crystal structure, where PrRh3B2 blocks are separated by metal Rh hone
Externí odkaz:
https://doaj.org/article/828c695fbea04f4b870eaeaecf28c06b
Publikováno v:
Entropy, Vol 15, Iss 9, Pp 3810-3821 (2013)
High-entropy (H-E) alloys, bulk metallic glasses (BMGs) and high-entropy BMGs (HE-BMGs) were statistically analyzed with the help of a database of ternary amorphous alloys. Thermodynamic quantities corresponding to heat of mixing and atomic size diff
Externí odkaz:
https://doaj.org/article/9e4bcc0bdd674f7482c94f2de983c05c
Autor:
Ryotaro Aso, Hajime Hojo, Yoshio Takahashi, Tetsuya Akashi, Yoshihiro Midoh, Fumiaki Ichihashi, Hiroshi Nakajima, Takehiro Tamaoka, Kunio Yubuta, Hiroshi Nakanishi, Hisahiro Einaga, Toshiaki Tanigaki, Hiroyuki Shinada, Yasukazu Murakami
Publikováno v:
Science. 378:202-206
A goal in the characterization of supported metal catalysts is to achieve particle-by-particle analysis of the charge state strongly correlated with the catalytic activity. Here, we demonstrate the direct identification of the charge state of individ
Autor:
Hojamberdiev, Mirabbos, Larralde, Ana Laura, Vargas, Ronald, Madriz, Lorean, Kunio Yubuta, Sannegowda, Lokesh Koodlur, Sadok, Ilona, Krzyszczak-Turczyn, Agnieszka, Oleszczuk, Patryk, Czech, Bożena
Publikováno v:
Environmental Science Water Research & Technology; Nov2023, Vol. 9 Issue 11, p2866-2879, 14p