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Eiki Niwa

affiliation not provided to SSRN

  • affiliation not provided to SSRN

SCHOLARLY PAPERS

2

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40

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0

Scholarly Papers (2)

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1.

Preparation of Partially Y- or Yb-Substituted Srfeo3- Δ with Cubic Perovskite Structure and Their Electrical Conduction Properties

Number of pages: 33 Posted: 25 Aug 2025
Keina Nagai, Chihiro Kato, Ryutaro Maehara, Taizo Yoshino, Takayuki Sugimoto, Kosuke Shido, Takuya Hashimoto, Fumito Fujishiro, Eiki Niwa and Motoyuki Matsuo
affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN and affiliation not provided to SSRN
Downloads 29 (1,359,097)

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strontium ferrite, perovskite structure, X-ray diffraction, X-ray absorption, Mössbauer spectroscopy, electrical conductivity

2.

Chemical state of Fe and its effect on electrical conductivity of cubic Sr1-xLaxFeO3-δ

Downloads 11 (1,548,648)

Chemical state of Fe and its effect on electrical conductivity of cubic Sr1-xLaxFeO3-δ

Number of pages: 24 Posted: 14 Apr 2026
Keina Nagai, Takayuki Sugimoto, Takuya Hashimoto, Eiki Niwa and Motoyuki Matsuo
affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN and University of Tokyo
Downloads 7 (1,635,165)

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Sr1‑xLaxFeO3-δ, perovskite structure, X-ray diffraction, Mössbauer spectroscopy, electrical conductivity

Chemical state of Fe and its effect on electrical conductivity of cubic Sr1-xLaxFeO3-δ

Number of pages: 24 Posted: 14 Apr 2026
Keina Nagai, Takayuki Sugimoto, Takuya Hashimoto, Eiki Niwa and Motoyuki Matsuo
affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN and University of Tokyo
Downloads 4 (1,651,368)

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Sr1‑xLaxFeO3-δ, perovskite structure, X-ray diffraction, Mössbauer spectroscopy, electrical conductivity