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Kunio Yubuta
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Journal Articles

A trial for distinguish of Mn3+ and Mn4+ ions in LiMn2O4 by anomalous powder x-ray diffraction with focused beam flat sample method

Masahiko Tanaka, Kunio Yubuta, Yoshio Katsuya, Osami Sakata
Journal: AIP Conference Proceedings
AIP Conf. Proc. 2054, 050011 (2019)
https://doi.org/10.1063/1.5084629
Published: January 2019
View article titled, A trial for distinguish of Mn<sup>3+</sup> and Mn<sup>4+</sup> ions in LiMn<sub>2</sub>O<sub>4</sub> by anomalous powder x-ray diffraction with focused beam flat sample method
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Journal Articles

Thermal conductivity of PrRh4.8B2, a layered boride compound

Yohei Kakefuda, Kunio Yubuta, Toetsu Shishido, Akira Yoshikawa, Shigeru Okada, Hiraku Ogino, Naoyuki Kawamoto, Tetsuya Baba, Takao Mori
Journal: APL Materials
APL Mater. 5, 126103 (2017)
https://doi.org/10.1063/1.5005869
Published: December 2017
View article titled, Thermal conductivity of PrRh<sub>4.8</sub>B<sub>2</sub>, a layered boride compound
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Includes: Supplementary data
Journal Articles

Synthesis, microstructure and magnetic properties of low Nd content Fe90Nd5B3.5M1.5 (M = Hf, Ti and Ta) alloys

Zeqiang Zhang, Parmanand Sharma, Kunio Yubuta, Akihiro Makino
Journal: Journal of Applied Physics
Series: Magnetism and Magnetic Materials
J. Appl. Phys. 111, 07B501 (2012)
https://doi.org/10.1063/1.3670509
Published: February 2012
View article titled, Synthesis, microstructure and magnetic properties of low Nd content Fe<sub>90</sub>Nd<sub>5</sub>B<sub>3.5</sub>M<sub>1.5</sub> (M = Hf, Ti and Ta) alloys
Open the PDF for Synthesis, microstructure and magnetic properties of low Nd content Fe<sub>90</sub>Nd<sub>5</sub>B<sub>3.5</sub>M<sub>1.5</sub> (M = Hf, Ti and Ta) alloys in another window
Journal Articles

Low core losses and magnetic properties of Fe85-86Si1-2B8P4Cu1 nanocrystalline alloys with high B for power applications (invited)

Akihiro Makino, Takeshi Kubota, Kunio Yubuta, Akihisa Inoue, Akiri Urata, Hiroyuki Matsumoto, Shigeyoshi Yoshida
Journal: Journal of Applied Physics
Series: Magnetism and Magnetic Materials
J. Appl. Phys. 109, 07A302 (2011)
https://doi.org/10.1063/1.3535169
Published: March 2011
View article titled, Low core losses and magnetic properties of Fe<sub>85-86</sub>Si<sub>1-2</sub>B<sub>8</sub>P<sub>4</sub>Cu<sub>1</sub> nanocrystalline alloys with high <em>B</em> for power applications (invited)
Open the PDF for Low core losses and magnetic properties of Fe<sub>85-86</sub>Si<sub>1-2</sub>B<sub>8</sub>P<sub>4</sub>Cu<sub>1</sub> nanocrystalline alloys with high <em>B</em> for power applications (invited) in another window
Journal Articles

Instantaneous nano-order fragmentation in mullite ceramics triggered by a shock-induced phase transition

Toshiyuki Atou, Nobuaki Kawai, Shun Ito, Kunio Yubuta, Masae Kikuchi
Journal: Journal of Applied Physics
J. Appl. Phys. 108, 093523 (2010)
https://doi.org/10.1063/1.3493153
Published: November 2010
View article titled, Instantaneous nano-order fragmentation in mullite ceramics triggered by a shock-induced phase transition
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Journal Articles

Domain wall assisted magnetization switching in (111) oriented L 1 FePt grown on a soft magnetic metallic glass

Neelam Kaushik, Parmanand Sharma, Kunio Yubuta, Akihiro Makino, Akihisa Inoue
Journal: Applied Physics Letters
Appl. Phys. Lett. 97, 072510 (2010)
https://doi.org/10.1063/1.3479054
Published: August 2010
View article titled, Domain wall assisted magnetization switching in (111) oriented L 1 FePt grown on a soft magnetic metallic glass
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Includes: Supplementary data
Journal Articles

Effects of silver deposition on 405 nm light-driven zinc oxide photocatalyst

Shigeyuki Seki, Takumi Sekizawa, Koichi Haga, Tomoaki Sato, Mitsuhiro Takeda, Yoshiyuki Seki, Yutaka Sawada, Kunio Yubuta, Toetsu Shishido
Journal: Journal of Vacuum Science & Technology B
J. Vac. Sci. Technol. B 28, 188–193 (2010)
https://doi.org/10.1116/1.3268133
Published: January 2010
View article titled, Effects of silver deposition on 405 nm light-driven zinc oxide photocatalyst
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Journal Articles

Shock-induced disproportionation of mullite ( 3 Al 2 O 3 ⋅ 2 Si O 2 )

Nobuaki Kawai, Toshiyuki Atou, Kazutaka G. Nakamura, Ken-ichi Kondo, Shun Ito, Kunio Yubuta, Masae Kikuchi
Journal: Journal of Applied Physics
J. Appl. Phys. 106, 023525 (2009)
https://doi.org/10.1063/1.3177320
Published: July 2009
View article titled, Shock-induced disproportionation of mullite ( 3 Al 2 O 3 ⋅ 2 Si O 2 )
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Journal Articles

New Fe-metalloids based nanocrystalline alloys with high B s of 1.9 T and excellent magnetic softness

Akihiro Makino, He Men, Takeshi Kubota, Kunio Yubuta, Akihisa Inoue
Journal: Journal of Applied Physics
Series: Magnetism and Magnetic Materials
J. Appl. Phys. 105, 07A308 (2009)
https://doi.org/10.1063/1.3058624
Published: February 2009
View article titled, New Fe-metalloids based nanocrystalline alloys with high B s of 1.9 T and excellent magnetic softness
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Journal Articles

Soft magnetic FeSiBPCu heteroamorphous alloys with high Fe content

Akihiro Makino, He Men, Kunio Yubuta, Takeshi Kubota
Journal: Journal of Applied Physics
J. Appl. Phys. 105, 013922 (2009)
https://doi.org/10.1063/1.3060579
Published: January 2009
View article titled, Soft magnetic FeSiBPCu heteroamorphous alloys with high Fe content
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Journal Articles

Synthesis of soft/hard magnetic FePt-based glassy alloys with supercooled liquid region

Akihiro Makino, Akihiro Kazahari, Wei Zhang, Kunio Yubuta, Takeshi Kubota, Akihisa Inoue
Journal: Journal of Applied Physics
J. Appl. Phys. 104, 103540 (2008)
https://doi.org/10.1063/1.3021113
Published: November 2008
View article titled, Synthesis of soft/hard magnetic FePt-based glassy alloys with supercooled liquid region
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Journal Articles

Improvement of soft magnetic properties by simultaneous addition of P and Cu for nanocrystalline FeNbB alloys

Akihiro Makino, Masaki Bingo, Teruo Bitoh, Kunio Yubuta, Akihisa Inoue
Journal: Journal of Applied Physics
Series: Magnetism and Magnetic Materials
J. Appl. Phys. 101, 09N117 (2007)
https://doi.org/10.1063/1.2714676
Published: May 2007
View article titled, Improvement of soft magnetic properties by simultaneous addition of P and Cu for nanocrystalline FeNbB alloys
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Journal Articles

Influence of quenching rate on the microstructure and magnetic properties of melt-spun L 1 0 - Fe Pt ∕ Fe 2 B nanocomposite magnets

Wei Zhang, Kunio Yubuta, Parmanand Sharma, Akihiro Makino, Akihisa Inoue
Journal: Journal of Applied Physics
Series: Magnetism and Magnetic Materials
J. Appl. Phys. 101, 09K518 (2007)
https://doi.org/10.1063/1.2711714
Published: May 2007
View article titled, Influence of quenching rate on the microstructure and magnetic properties of melt-spun L 1 0 - Fe Pt ∕ Fe 2 B nanocomposite magnets
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Journal Articles

The Amorphization and Disproportionation of Mullite (3Al2O3⋅2SiO2) under Shock Compression

Nobuaki Kawai, Toshiyuki Atou, Shun Ito, Kunio Yubuta, Masae Kikuchi, Kazutaka G. Nakamura, Ken‐ichi Kondo
Journal: AIP Conference Proceedings
AIP Conf. Proc. 845, 248–251 (2006)
https://doi.org/10.1063/1.2263310
Published: July 2006
View article titled, The Amorphization and Disproportionation of Mullite (3Al<sub>2</sub>O<sub>3</sub>⋅2SiO<sub>2</sub>) under Shock Compression
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Journal Articles

Synthesis of Fe–Pt–B nanocomposite magnets with high coercivity by rapid solidification

Wei Zhang, Kunio Yubuta, Parmanand Sharma, Akihisa Inoue
Journal: Journal of Applied Physics
Series: Magnetism and Magnetic Materials
J. Appl. Phys. 99, 08E914 (2006)
https://doi.org/10.1063/1.2172547
Published: April 2006
View article titled, Synthesis of Fe–Pt–B nanocomposite magnets with high coercivity by rapid solidification
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