Takanori Wakita

  • 947 Citations
  • 16 h-Index
19962019
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Research Output 1996 2019

  • 947 Citations
  • 16 h-Index
  • 92 Article
  • 5 Conference contribution
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Article
2019

µ-PES Studies on TiNCl and Quasi-two-dimensional Superconductor Na-intercalated TiNCl

Kataoka, N., Terashima, K., Tanaka, M., Hosoda, W., Taniguchi, T., Wakita, T., Muraoka, Y. & Yokoya, T., Jan 1 2019, In : Journal of the Physical Society of Japan. 88, 10, 104709.

Research output: Contribution to journalArticle

electronic structure
electrons
metal oxides
Japan
photoelectric emission

Asymmetric Phosphorus Incorporation in Homoepitaxial P-Doped (111) Diamond Revealed by Photoelectron Holography

Yokoya, T., Terashima, K., Takeda, A., Fukura, T., Fujiwara, H., Muro, T., Kinoshita, T., Kato, H., Yamasaki, S., Oguchi, T., Wakita, T., Muraoka, Y. & Matsushita, T., Jan 1 2019, (Accepted/In press) In : Nano Letters.

Research output: Contribution to journalArticle

Diamond
Holography
Photoelectrons
holography
Phosphorus
2 Citations (Scopus)

Enhanced thermoelectricity by controlled local structure in bismuth-chalcogenides

Terashima, K., Yano, Y., Paris, E., Goto, Y., Mizuguchi, Y., Kamihara, Y., Wakita, T., Muraoka, Y., Saini, N. L. & Yokoya, T., Apr 14 2019, In : Journal of Applied Physics. 125, 14, 145105.

Research output: Contribution to journalArticle

Open Access
thermoelectricity
chalcogenides
bismuth
electronic structure
thermoelectric materials

Inhomogeneous charge distribution in a self-doped EuFBiS2 superconductor

Sugimoto, T., Paris, E., Terashima, K., Barinov, A., Giampietri, A., Wakita, T., Yokoya, T., Kajitani, J., Higashinaka, R., Matsuda, T. D., Aoki, Y., Mizokawa, T. & Saini, N. L., Aug 22 2019, In : Physical Review B. 100, 6, 064520.

Research output: Contribution to journalArticle

Charge distribution
Photoemission
charge distribution
Superconducting materials
photoelectric emission

Recent photoemission studies on BICH2-based compounds

Terashima, K., Wakita, T. & Yokoya, T., Jan 1 2019, In : Journal of the Physical Society of Japan. 88, 4, 041006.

Research output: Contribution to journalArticle

photoelectric emission
electronic structure
superconductivity
photoelectron spectroscopy
high resolution

The local structure of the Ca0.9Pr0.1Fe2As2 superconductor as a function of temperature

Paris, E., Wakita, T., Simonelli, L., Marini, C., Olszewski, W., Terashima, K., Stramaglia, F., Pugliese, G. M., Mizokawa, T., Ioka, S., Kudo, K., Nohara, M., Yokoya, T. & Saini, N. L., Jul 19 2019, In : Superconductor Science and Technology. 32, 9, 095001.

Research output: Contribution to journalArticle

Superconductivity
Superconducting materials
superconductivity
disorders
X ray absorption
2018
8 Citations (Scopus)

Direct observation of double valence-band extrema and anisotropic effective masses of the thermoelectric material SnSe

Nagayama, T., Terashima, K., Wakita, T., Fujiwara, H., Fukura, T., Yano, Y., Ono, K., Kumigashira, H., Ogiso, O., Yamashita, A., Takano, Y., Mori, H., Usui, H., Ochi, M., Kuroki, K., Muraoka, Y. & Yokoya, T., Jan 1 2018, In : Japanese Journal of Applied Physics. 57, 1, 010301.

Research output: Contribution to journalArticle

thermoelectric materials
range (extremes)
Valence bands
Electronic structure
electronic structure

Fermi surface topology in a metallic phase of VO2 thin films grown on TiO2(001) substrates

Muraoka, Y., Nagao, H., Yao, Y., Wakita, T., Terashima, K., Yokoya, T., Kumigashira, H. & Oshima, M., Dec 1 2018, In : Scientific Reports. 8, 1, 17906.

Research output: Contribution to journalArticle

Metals
Electrons
Photoelectron Spectroscopy
Synchrotrons
Observation
10 Citations (Scopus)

Metallic phase in stoichiometric CeOBiS 2 revealed by space-resolved ARPES

Sugimoto, T., Paris, E., Wakita, T., Terashima, K., Yokoya, T., Barinov, A., Kajitani, J., Higashinaka, R., Matsuda, T. D., Aoki, Y., Mizokawa, T. & Saini, N. L., Dec 1 2018, In : Scientific Reports. 8, 1, 20351.

Research output: Contribution to journalArticle

defects
superconductivity
chalcogenides
Fermi surfaces
fluorine
1 Citation (Scopus)

Multilayer formation via spinodal decomposition in TiO2-VO2 epitaxial films on sapphire substrates

Matsuura, Y., Yoshii, F., Otsuka, T., Kadowaki, K., Ijiri, M., Takemoto, Y., Terashima, K., Wakita, T., Yokoya, T. & Muraoka, Y., Jan 1 2018, (Accepted/In press) In : Journal of the European Ceramic Society.

Research output: Contribution to journalArticle

Spinodal decomposition
Aluminum Oxide
Epitaxial films
Sapphire
Multilayers
1 Citation (Scopus)

Origins of Thermal Spin Depolarization in Half-Metallic Ferromagnet CrO2

Fujiwara, H., Terashima, K., Sunagawa, M., Yano, Y., Nagayama, T., Fukura, T., Yoshii, F., Matsuura, Y., Ogata, M., Wakita, T., Yaji, K., Harasawa, A., Kuroda, K., Shin, S., Horiba, K., Kumigashira, H., Muraoka, Y. & Yokoya, T., Dec 18 2018, In : Physical Review Letters. 121, 25, 257201.

Research output: Contribution to journalArticle

depolarization
demagnetization
minorities
photoelectric emission
physics
3 Citations (Scopus)

Suppression of structural instability in LaOBiS2-xSex by Se substitution

Paris, E., Mizuguchi, Y., Wakita, T., Terashima, K., Yokoya, T., Mizokawa, T. & Saini, N. L., Oct 22 2018, In : Journal of Physics Condensed Matter. 30, 45, 455703.

Research output: Contribution to journalArticle

Substitution reactions
retarding
substitutes
Electronic structure
X rays

Temperature-dependent local structure and superconductivity of BaPd2As2 and SrPd2As2

Terashima, K., Paris, E., Simonelli, L., Salas-Colera, E., Puri, A., Wakita, T., Yamada, Y., Nakano, S., Idei, H., Kudo, K., Nohara, M., Muraoka, Y., Mizokawa, T., Yokoya, T. & Saini, N. L., Sep 28 2018, In : Physical Review B. 98, 9, 094525.

Research output: Contribution to journalArticle

Superconductivity
Superconducting transition temperature
superconductivity
transition temperature
arsenides
2017
2 Citations (Scopus)

Distinct local structure of superconducting Ca10M4As8(Fe2As2)5 (M=Pt,Ir)

Paris, E., Wakita, T., Proux, O., Yokoya, T., Kudo, K., Mitsuoka, D., Kimura, T., Fujimura, K., Nishimoto, N., Ioka, S., Nohara, M., Mizokawa, T. & Saini, N. L., Dec 15 2017, In : Physical Review B. 96, 22, 224507.

Research output: Contribution to journalArticle

arsenides
tetrahedrons
disorders
iron
Iron
2 Citations (Scopus)

Effect of aliovalent dopants on the kinetics of spinodal decomposition in rutile-type TiO2-VO2

Ogata, M., Kadowaki, K., Ijiri, M., Takemoto, Y., Terashima, K., Wakita, T., Yokoya, T. & Muraoka, Y., Aug 1 2017, In : Journal of the European Ceramic Society. 37, 9, p. 3177-3183 7 p.

Research output: Contribution to journalArticle

Spinodal decomposition
Doping (additives)
Decomposition
Kinetics
Cations

Effect of molecular intercalation on the local structure of superconducting Nax(NH3)yMoSe2 system

Simonelli, L., Paris, E., Wakita, T., Marini, C., Terashima, K., Miao, X., Olszewski, W., Ramanan, N., Heinis, D., Kubozono, Y., Yokoya, T. & Saini, N. L., Dec 1 2017, In : Journal of Physics and Chemistry of Solids. 111, p. 70-74 5 p.

Research output: Contribution to journalArticle

Intercalation
intercalation
X ray absorption
Superconductivity
softening
1 Citation (Scopus)

Electronic structure of K-doped picene film on HOPG

Wakita, T., Okazaki, H., Jabuchi, T., Hamada, H., Muraoka, Y. & Yokoya, T., Feb 15 2017, In : Journal of Physics Condensed Matter. 29, 6, 064001.

Research output: Contribution to journalArticle

Graphite
pyrolytic graphite
Photoemission
Electronic structure
photoelectric emission
9 Citations (Scopus)

Electronic structure of self-doped layered Eu3 F4Bi2 S4 material revealed by x-ray absorption spectroscopy and photoelectron spectromicroscopy

Paris, E., Sugimoto, T., Wakita, T., Barinov, A., Terashima, K., Kandyba, V., Proux, O., Kajitani, J., Higashinaka, R., Matsuda, T. D., Aoki, Y., Yokoya, T., Mizokawa, T. & Saini, N. L., Jan 30 2017, In : Physical Review B. 95, 3, 035152.

Research output: Contribution to journalArticle

Photoelectron spectroscopy
Photoelectrons
Absorption spectroscopy
x ray absorption
x ray spectroscopy
11 Citations (Scopus)

Evolution of Eu valence and superconductivity in layered Eu0.5La0.5FBiS2-xSex system

Mizuguchi, Y., Paris, E., Wakita, T., Jinno, G., Puri, A., Terashima, K., Joseph, B., Miura, O., Yokoya, T. & Saini, N. L., Feb 27 2017, In : Physical Review B. 95, 6, 064515.

Research output: Contribution to journalArticle

Superconductivity
superconductivity
substitutes
x ray spectroscopy
valence
10 Citations (Scopus)

Evolution of the remnant Fermi-surface state in the lightly doped correlated spin-orbit insulator Sr2-xLaxIrO4

Terashima, K., Sunagawa, M., Fujiwara, H., Fukura, T., Fujii, M., Okada, K., Horigane, K., Kobayashi, K., Horie, R., Akimitsu, J., Golias, E., Marchenko, D., Varykhalov, A., Saini, N. L., Wakita, T., Muraoka, Y. & Yokoya, T., Jul 7 2017, In : Physical Review B. 96, 4, 041106.

Research output: Contribution to journalArticle

Fermi surface
Surface states
Fermi surfaces
Momentum
Orbits
4 Citations (Scopus)

The electronic structure of Ag1-: XSn1+ xSe2 (x = 0.0, 0.1, 0.2, 0.25 and 1.0)

Wakita, T., Paris, E., Kobayashi, K., Terashima, K., Hacisalihoǧlu, M. Y., Ueno, T., Bondino, F., Magnano, E., Píš, I., Olivi, L., Akimitsu, J., Muraoka, Y., Yokoya, T. & Saini, N. L., 2017, In : Physical Chemistry Chemical Physics. 19, 39, p. 26672-26678 7 p.

Research output: Contribution to journalArticle

X ray absorption spectroscopy
Electronic structure
Photoelectron spectroscopy
electronic structure
X ray spectroscopy
2016
1 Citation (Scopus)

Bulk sensitive angle-resolved photoelectron spectroscopy on Nd(O,F)BiS2

Terashima, K., Sonoyama, J., Sunagawa, M., Fujiwara, H., Nagayama, T., Muro, T., Nagao, M., Watauchi, S., Tanaka, I., Okazaki, H., Takano, Y., Mizuguchi, Y., Usui, H., Suzuki, K., Kuroki, K., Wakita, T., Muraoka, Y. & Yokoya, T., Feb 5 2016, In : Journal of Physics: Conference Series. 683, 1, 012003.

Research output: Contribution to journalArticle

photoelectron spectroscopy
electronic structure
Fermi surfaces
light sources
superconductivity
3 Citations (Scopus)

Comparative ARPES studies of LaOxF1-xBiS2 (x = 0.23 and 0.46)

Terashima, K., Wakita, T., Sunagawa, M., Fujiwara, H., Nagayama, T., Ono, K., Kumigashira, H., Nagao, M., Watauchi, S., Tanaka, I., Okazaki, H., Takano, Y., Mizuguchi, Y., Usui, H., Kuroki, K., Muraoka, Y. & Yokoya, T., Feb 5 2016, In : Journal of Physics: Conference Series. 683, 1, 012002.

Research output: Contribution to journalArticle

superconductivity
electronic structure
Fermi surfaces
photoelectric emission
topology
3 Citations (Scopus)

Determination of the local structure of CsBi4-: XPbxTe6 (x = 0, 0.5) by X-ray absorption spectroscopy

Wakita, T., Paris, E., Mizokawa, T., Hacisalihoǧlu, M. Y., Terashima, K., Okazaki, H., Proux, O., Kieffer, I., Lahera, E., Del Net, W., Olivi, L., Takano, Y., Muraoka, Y., Yokoya, T. & Saini, N. L., 2016, In : Physical Chemistry Chemical Physics. 18, 36, p. 25136-25142 7 p.

Research output: Contribution to journalArticle

X ray absorption spectroscopy
X ray absorption
absorption spectroscopy
Substitution reactions
x rays
8 Citations (Scopus)

Observation of a hidden hole-like band approaching the fermi level in K-doped iron selenide superconductor

Sunagawa, M., Terashima, K., Hamada, T., Fujiwara, H., Fukura, T., Takeda, A., Tanaka, M., Takeya, H., Takano, Y., Arita, M., Shimada, K., Namatame, H., Taniguchi, M., Suzuki, K., Usui, H., Kuroki, K., Wakita, T., Muraoka, Y. & Yokoya, T., Jul 15 2016, In : Journal of the Physical Society of Japan. 85, 7, 073704.

Research output: Contribution to journalArticle

selenides
Fermi surfaces
iron
alkali metals
arsenides
1 Citation (Scopus)

Observation of intrinsic half-metallic behavior of CrO2 (100) epitaxial films by bulk-sensitive spin-resolved PES

Fujiwara, H., Sunagawa, M., Terashima, K., Kittaka, T., Wakita, T., Muraoka, Y. & Yokoya, T., Aug 5 2016, (Accepted/In press) In : Journal of Electron Spectroscopy and Related Phenomena.

Research output: Contribution to journalArticle

Spin polarization
Epitaxial films
Depolarization
Electronic states
Photoelectron spectroscopy
2 Citations (Scopus)

Preparation of TaO2 thin films using NbO2 template layers by a pulsed laser deposition technique

Muraoka, Y., Fujimoto, Y., Kameoka, M., Matsuura, Y., Sunagawa, M., Terashima, K., Wakita, T. & Yokoya, T., Jan 29 2016, In : Thin Solid Films. 599, p. 125-132 8 p.

Research output: Contribution to journalArticle

Pulsed laser deposition
pulsed laser deposition
templates
Thin films
Photoelectron spectroscopy
6 Citations (Scopus)

Temperature dependent local atomic displacements in ammonia intercalated iron selenide superconductor

Paris, E., Simonelli, L., Wakita, T., Marini, C., Lee, J. H., Olszewski, W., Terashima, K., Kakuto, T., Nishimoto, N., Kimura, T., Kudo, K., Kambe, T., Nohara, M., Yokoya, T. & Saini, N. L., Jun 9 2016, In : Scientific Reports. 6, 27646.

Research output: Contribution to journalArticle

selenides
ammonia
intercalation
iron
x ray absorption
2015
1 Citation (Scopus)

Comparative ARPES study on iron-platinum-arsenide superconductor Ca10(Pt4As8)(Fe2-xPtxAs2)5 (x = 0.25 and 0.42)

Sunagawa, M., Yoshida, R., Ishiga, T., Tsubota, K., Jabuchi, T., Sonoyama, J., Kakiya, S., Mitsuoka, D., Kudo, K., Nohara, M., Ono, K., Kumigashira, H., Oguchi, T., Wakita, T., Muraoka, Y. & Yokoya, T., May 15 2015, In : Journal of the Physical Society of Japan. 84, 5, 055001.

Research output: Contribution to journalArticle

platinum
iron
electrons
substitutes
electronic structure
13 Citations (Scopus)

Intrinsic spin polarized electronic structure of CrO2 epitaxial film revealed by bulk-sensitive spin-resolved photoemission spectroscopy

Fujiwara, H., Sunagawa, M., Terashima, K., Kittaka, T., Wakita, T., Muraoka, Y. & Yokoya, T., May 18 2015, In : Applied Physics Letters. 106, 20, 202404.

Research output: Contribution to journalArticle

photoelectric emission
electronic structure
spectroscopy
minorities
metallicity
28 Citations (Scopus)

Signature of high T c above 25 K in high quality superconducting diamond

Okazaki, H., Wakita, T., Muro, T., Nakamura, T., Muraoka, Y., Yokoya, T., Kurihara, S. I., Kawarada, H., Oguchi, T. & Takano, Y., Feb 2 2015, In : Applied Physics Letters. 106, 5, 052601.

Research output: Contribution to journalArticle

diamonds
signatures
diamond films
electrical resistivity
mean free path
2014
12 Citations (Scopus)

Characteristic two-dimensional Fermi surface topology of high-Tc iron-based superconductors

Sunagawa, M., Ishiga, T., Tsubota, K., Jabuchi, T., Sonoyama, J., Iba, K., Kudo, K., Nohara, M., Ono, K., Kumigashira, H., Matsushita, T., Arita, M., Shimada, K., Namatame, H., Taniguchi, M., Wakita, T., Muraoka, Y. & Yokoya, T., Mar 14 2014, In : Scientific Reports. 4, 4381.

Research output: Contribution to journalArticle

Fermi surfaces
topology
iron
electrons
ingredients
11 Citations (Scopus)

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

photoelectric emission
shoulders
electronic structure
high resolution
spectroscopy
4 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., 2014, In : Japanese Journal of Applied Physics, Part 1: Regular Papers and Short Notes and Review Papers. 53, 5 SPEC. ISSUE 1, 05FB09.

Research output: Contribution to journalArticle

Transition metals
transition metals
insulators
Irradiation
X rays
14 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

Magnetoresistance
Magnetization
Photoelectron spectroscopy
Superconductivity
Transport properties
22 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

Research output: Contribution to journalArticle

Fermi surface
Photoelectron spectroscopy
Fermi surfaces
proximity
photoelectric emission
20 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

photoelectric emission
electronic structure
binding energy
valence
x rays
2013
13 Citations (Scopus)

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 2013, In : Journal of the Physical Society of Japan. 82, 7, 073705.

Research output: Contribution to journalArticle

photoelectric emission
energy levels
Brillouin zones
spectroscopy
Fermi surfaces
14 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

Graphite
Potassium
potassium
graphite
Molecular orientation
14 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., 2013, In : Scientific Reports. 3, 2750.

Research output: Contribution to journalArticle

Uranium Compounds
Photoelectron Spectroscopy
Surface Properties
Observation
Research
2012
16 Citations (Scopus)

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

Photoemission
Superconducting materials
photoelectric emission
Photoelectron spectroscopy
Fermi level
5 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 2012, In : Diamond and Related Materials. 25, p. 5-7 3 p.

Research output: Contribution to journalArticle

Superconducting films
Boron
Diamond films
diamond films
Superconducting transition temperature
5 Citations (Scopus)

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 2012, In : Science and Technology of Advanced Materials. 13, 5, 054403.

Research output: Contribution to journalArticle

Photoemission
Photoelectron spectroscopy
Electronic structure
X rays
Valence bands
2011
4 Citations (Scopus)

Direct metallographic analysis of an iron meteorite using hard x-ray photoelectron emission microscopy

Kotsugi, M., Wakita, T., Taniuchi, T., Maruyama, H., Mitsumata, C., Ono, K., Suzuki, M., Kawamura, N., Ishimatsu, N., Oshima, M., Watanabe, Y. & Taniguchi, M., Jul 2011, In : IBM Journal of Research and Development. 55, 4

Research output: Contribution to journalArticle

Meteorites
Photoemission
Photoelectrons
Electron microscopy
Microscopic examination
11 Citations (Scopus)

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

phosphorus
diamonds
atoms
diamond films
photoelectric emission
6 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 2011, In : Journal of Physics and Chemistry of Solids. 72, 5, p. 582-584 3 p.

Research output: Contribution to journalArticle

Diamond
Photoemission
Photoelectron spectroscopy
Electron transitions
Ultraviolet spectroscopy
16 Citations (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

solid solutions
thin films
insulators
thick films
photoelectric emission
5 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 2011, In : Physica Status Solidi (C) Current Topics in Solid State Physics. 8, 2, p. 555-557 3 p.

Research output: Contribution to journalArticle

titanium oxides
physical properties
valence
synthesis
photoelectron spectroscopy
2010
6 Citations (Scopus)

Analysis on photoemission spectrum of superconducting FeSe

Yoshida, R., Wakita, T., Okazaki, H., Mizuguchi, Y., Tsuda, S., Takano, Y., Takeya, H., Hirata, K., Kato, Y., Muro, T., Okawa, M., Ishizaka, K., Shin, S., Harima, H., Hirai, M., Muraoka, Y. & Yokoya, T., Dec 2010, In : Physica C: Superconductivity and its Applications. 470, SUPPL.1

Research output: Contribution to journalArticle

Local density approximation
Photoemission
photoelectric emission
Photoelectron spectroscopy
X ray spectroscopy
4 Citations (Scopus)

Angle-resolved photoemission spectroscopy for VO2 thin films grown on TiO2 (0 0 1) substrates

Muraoka, Y., Saeki, K., Yao, Y., Wakita, T., Hirai, M., Yokoya, T., Eguchi, R. & Shin, S., Aug 2010, In : Journal of Electron Spectroscopy and Related Phenomena. 181, 2-3, p. 249-251 3 p.

Research output: Contribution to journalArticle

Photoelectron spectroscopy
photoelectric emission
Thin films
Band structure
Substrates