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Author

  • Takayoshi Yokoya
2014

Electronic structures of CeM2Al10 (M = Fe, Ru, and Os) studied by soft X-ray resonant and high-resolution photoemission spectroscopies

Ishiga, T., Wakita, T., Yoshida, R., Okazaki, H., Tsubota, K., Sunagawa, M., Uenaka, K., Okada, K., Kumigashira, H., Oshima, M., Yutani, K., Muro, Y., Takabatake, T., Muraoka, Y. & Yokoya, T., Sep 15 2014, In : journal of the physical society of japan. 83, 9, 094717.

Research output: Contribution to journalArticle

12 Citations (Scopus)

Persistent insulator-to-metal transition of a VO2 thin film induced by soft X-ray irradiation

Muraoka, Y., Nagao, H., Katayama, S., Wakita, T., Hirai, M., Yokoya, T., Kumigashira, H. & Oshima, M., May 2014, In : Japanese Journal of Applied Physics. 53, 5 SPEC. ISSUE 1, 05FB09.

Research output: Contribution to journalArticle

5 Citations (Scopus)

Pressure-dependent magnetization and magnetoresistivity studies on tetragonal FeS (mackinawite): Revealing its intrinsic metallic character

Denholme, S. J., Okazaki, H., Demura, S., Deguchi, K., Fujioka, M., Yamaguchi, T., Takeya, H., Elmassalami, M., Fujiwara, H., Wakita, T., Yokoya, T. & Takano, Y., Oct 1 2014, In : Science and Technology of Advanced Materials. 15, 5, 055007.

Research output: Contribution to journalArticle

15 Citations (Scopus)

Proximity to Fermi-surface topological change in superconducting la O0.54 F0.46Bi S2

Terashima, K., Sonoyama, J., Wakita, T., Sunagawa, M., Ono, K., Kumigashira, H., Muro, T., Nagao, M., Watauchi, S., Tanaka, I., Okazaki, H., Takano, Y., Miura, O., Mizuguchi, Y., Usui, H., Suzuki, K., Kuroki, K., Muraoka, Y. & Yokoya, T., Dec 22 2014, In : Physical Review B - Condensed Matter and Materials Physics. 90, 22, 220512.

Research output: Contribution to journalArticle

23 Citations (Scopus)

Soft x-ray photoemission study of new BiS2-layered superconductor LaO1-xFxBiS2

Nagira, S., Sonoyama, J., Wakita, T., Sunagawa, M., Izumi, Y., Muro, T., Kumigashira, H., Oshima, M., Deguchi, K., Okazaki, H., Takano, Y., Miura, O., Mizuguchi, Y., Suzuki, K., Usui, H., Kuroki, K., Okada, K., Muraoka, Y. & Yokoya, T., Mar 15 2014, In : journal of the physical society of japan. 83, 3, 033703.

Research output: Contribution to journalArticle

21 Citations (Scopus)
2013

Collapsed tetragonal phase transition of Ca(Fe1-xRh x)2As2 studied by photoemission spectroscopy

Tsubota, K., Wakita, T., Nagao, H., Hiramatsu, C., Ishiga, T., Sunagawa, M., Ono, K., Kumigashira, H., Danura, M., Kudo, K., Nohara, M., Muraoka, Y. & Yokoya, T., Jul 1 2013, In : journal of the physical society of japan. 82, 7, 073705.

Research output: Contribution to journalArticle

13 Citations (Scopus)

Evidence for metallic states in potassium-intercalated picene film on graphite

Okazaki, H., Jabuchi, T., Wakita, T., Kato, T., Muraoka, Y. & Yokoya, T., Dec 11 2013, In : Physical Review B - Condensed Matter and Materials Physics. 88, 24, 245414.

Research output: Contribution to journalArticle

15 Citations (Scopus)

Magnetoelectric effect driven by magnetic domain modification in LuFe 2O4

Kambe, T., Fukada, Y., Kano, J., Nagata, T., Okazaki, H., Yokoya, T., Wakimoto, S., Kakurai, K. & Ikeda, N., Mar 14 2013, In : Physical Review Letters. 110, 11, 117602.

Research output: Contribution to journalArticle

21 Citations (Scopus)

Translational Symmetry Breaking and Gapping of Heavy-Quasiparticle Pocket in URu 2 Si 2

Yoshida, R., Tsubota, K., Ishiga, T., Sunagawa, M., Sonoyama, J., Aoki, D., Flouquet, J., Wakita, T., Muraoka, Y. & Yokoya, T., Oct 14 2013, In : Scientific reports. 3, 2750.

Research output: Contribution to journalArticle

15 Citations (Scopus)
2012

Comparative photoemission studies on the superconducting gap of the filled skutterudite superconductors LaPt 4Ge 12 and PrPt 4Ge 12

Nakamura, Y., Okazaki, H., Yoshida, R., Wakita, T., Takeya, H., Hirata, K., Hirai, M., Muraoka, Y. & Yokoya, T., Jul 26 2012, In : Physical Review B - Condensed Matter and Materials Physics. 86, 1, 014521.

Research output: Contribution to journalArticle

19 Citations (Scopus)

Effectiveness of a hot-filament chemical vapor deposition method for preparation of a boron-doped superconducting diamond film with higher superconducting transition temperature

Doi, T., Fukaishi, T., Hiramatsu, C., Wakita, T., Hirai, M., Muraoka, Y., Yokoya, T., Kato, Y., Izumi, Y., Muro, T. & Tamenori, Y., May 1 2012, In : Diamond and Related Materials. 25, p. 5-7 3 p.

Research output: Contribution to journalArticle

5 Citations (Scopus)

Observation of two fine structures related to the hidden order in the spectral functions of URu 2Si 2

Yoshida, R., Fukui, M., Haga, Y., Yamamoto, E., Onuki, Y., Okawa, M., Malaeb, W., Shin, S., Muraoka, Y. & Yokoya, T., Jun 12 2012, In : Physical Review B - Condensed Matter and Materials Physics. 85, 24, 241102.

Research output: Contribution to journalArticle

13 Citations (Scopus)

Surface physical property of the CrO 2 thin films prepared using a closed chemical vapor deposition method

Muraoka, Y., Yoshida, S., Wakita, T., Hirai, M. & Yokoya, T., Aug 20 2012, Functional Metal Oxide Nanostructures. p. 17-22 6 p. (Materials Research Society Symposium Proceedings; vol. 1406).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Te concentration dependent photoemission and inverse-photoemission study of FeSe1-xTex

Yokoya, T., Yoshida, R., Utsumi, Y., Tsubota, K., Okazaki, H., Wakita, T., Mizuguchi, Y., Takano, Y., Muro, T., Kato, Y., Kumigashira, H., Oshima, M., Harima, H., Aiura, Y., Sato, H., Ino, A., Namatame, H., Taniguchi, M., Hirai, M. & Muraoka, Y., Oct 1 2012, In : Science and Technology of Advanced Materials. 13, 5, 054403.

Research output: Contribution to journalArticle

6 Citations (Scopus)
2011

Development of a soft X-ray angle-resolved photoemission system applicable to 100 m crystals

Muro, T., Kato, Y., Matsushita, T., Kinoshita, T., Watanabe, Y., Okazaki, H., Yokoya, T., Sekiyama, A. & Suga, S., Nov 2011, In : Journal of Synchrotron Radiation. 18, 6, p. 879-884 6 p.

Research output: Contribution to journalArticle

7 Citations (Scopus)

Electronic structure of U(Ru1-xRhx) 2Si2 studied by laser angle-resolved photoemission spectroscopy

Yoshida, R., Nakamura, Y., Fukui, M., Haga, Y., Yamamoto, E., Onuki, Y., Okawa, M., Shin, S., Hirai, M., Muraoka, Y. & Yokoya, T., Jan 1 2011, In : Journal of Physics: Conference Series. 273, 1, 012021.

Research output: Contribution to journalArticle

Multiple phosphorus chemical sites in heavily phosphorus-doped diamond

Okazaki, H., Yoshida, R., Muro, T., Nakamura, T., Wakita, T., Muraoka, Y., Hirai, M., Kato, H., Yamasaki, S., Takano, Y., Ishii, S., Oguchi, T. & Yokoya, T., Feb 21 2011, In : Applied Physics Letters. 98, 8, 082107.

Research output: Contribution to journalArticle

14 Citations (Scopus)

Photoemission study of electronic structure evolution across the metalinsulator transition of heavily B-doped diamond

Okazaki, H., Arakane, T., Sugawara, K., Sato, T., Takahashi, T., Wakita, T., Hirai, M., Muraoka, Y., Takano, Y., Ishii, S., Iriyama, S., Kawarada, H. & Yokoya, T., May 1 2011, In : Journal of Physics and Chemistry of Solids. 72, 5, p. 582-584 3 p.

Research output: Contribution to journalArticle

6 Citations (Scopus)

Photoemission study of Rh17S15 superconductor

Fukui, M., Yoshida, R., Nakamura, Y., Kato, Y., Muro, T., Settai, R., Onuki, Y., Harima, H., Hirai, M., Muraoka, Y. & Yokoya, T., Jul 1 2011, In : journal of the physical society of japan. 80, SUPPL. A, SA111.

Research output: Contribution to journalArticle

2 Citations (Scopus)

Preparation of the CrO2 thin films using a Cr8O 21 precursor

Muraoka, Y., Iwai, K., Yoshida, S., Wakita, T., Hirai, M., Yokoya, T., Kato, Y., Muro, T. & Tamenori, Y., Sep 30 2011, Oxide Nanoelectronics. p. 87-92 6 p. (Materials Research Society Symposium Proceedings; vol. 1292).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Citation (Scopus)

Spectroscopic evidence of the formation of (V,Ti)O2 solid solution in VO2 thinner films grown on TiO2(001) substrates

Muraoka, Y., Saeki, K., Eguchi, R., Wakita, T., Hirai, M., Yokoya, T. & Shin, S., Feb 15 2011, In : Journal of Applied Physics. 109, 4, 043702.

Research output: Contribution to journalArticle

18 Citations (Scopus)

Synthesis and physical properties of the hollandite-type titanium oxide KxTi8O16

Muraoka, Y., Noami, K., Wakita, T., Hirai, M., Yokoya, T., Kayo, Y., Muro, T. & Tamenori, Y., Feb 1 2011, In : Physica Status Solidi (C) Current Topics in Solid State Physics. 8, 2, p. 555-557 3 p.

Research output: Contribution to journalArticle

5 Citations (Scopus)

Ultrahigh-resolution laser photoemission study of URu2Si 2 across the hidden-order transition

Yoshida, R., Nakamura, Y., Fukui, M., Haga, Y., Yamamoto, E., Nuki, Y., Okawa, M., Shin, S., Hirai, M., Muraoka, Y. & Yokoya, T., May 2011, In : Journal of Physics and Chemistry of Solids. 72, 5, p. 580-581 2 p.

Research output: Contribution to journalArticle

3 Citations (Scopus)