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2012

Effectiveness of a hot-filament chemical vapor deposition method for preparation of a boron-doped superconducting diamond film with higher superconducting transition temperature
T. Doi, T. Fukaishi, C. Hiramatsu, T. Wakita, M. Hirai, Y. Muraoka, T. Yokoya, Y. Kato, Y. Lzumi, T. Muro, Y. Tamenori
Diamond and Related Materials 25, 5-7 (2012).

Observation of two fine structures related to the hidden order in the spectral functions of URu2Si2
R. Yoshida, M. Fukui, Y. Haga, E. Yamamoto, Y. Onuki, M. Okawa, W. Malaeb, S. Shin, Y. Muraoka, Yuji, T. Yokoya
Physical Review B 85, 241102 (2012).

Comparative photoemission studies on the superconducting gap of the filled skutterudite superconductors LaPt4Ge12 and PrPt4Ge12
Y. Nakamura, H. Okazaki, R. Yoshida, T. Wakita, H. Takeya, K. Hirata, M. Hirai, Y. Muraoka, T. Yokoya
Phys. Rev. B 86, 014521 (2012).

2010

1. Kondo scaling of the pseudogap in CeOs4Sb12 and CeFe4P12
P.A. Rayjada, A. Chainani, M. Matsunami, M. Taguchi, S. Tsuda, T. Yokoya, S. Shin, H. Sugawara and H. Sato
J. Phys-Cond. Mat. 22, 095502 (2010).

2. Room temperature ferromagnetic behavior in the hollandite-typ titanium oxide
K. Noami, Y. Muraoka, T. Wakita, M. Hirai, Y. Kato, T. Muro, Y. Tamenori and T. Yokoya
Journal of Applied Physics 107, 073910 (2010)

3. Angle-resolved photoemission observation of the superconducting-gap minimum and its relation to the nesting vector in the phonon-mediated superconductor YNi2B2C
T. Baba, T. Yokoya, S. Tsuda, T. Watanabe, M. Nohara, H. Takagi, T. Oguchi, and S. Shin
Phys. Rev. B 81, 180509 (2010).

4. Lateral Inhomogeneity in the Electronic Structure of a Conjugated Poly(3-hexylthiophene) Thin Film
K. Kanai, T. Miyazaki, T. Wakita, K. Akaike, T. Yokoya, Y. Ouchi, and K. Seki
Advanced Functional Materials 20, 2046-2052 (2010).

5. Bulk and surface physical properties of a CrO2 thin film prepared from a Cr8O21 precursor
K. Iwai, Y. Muraoka, T. Wakita, M. Hirai, T. Yokoya, Y. Kato, T. Muro, and Y. Tamenori
Journal of Applied Physics 108, 043916 (2010).

6. Angle-resolved photoemission spectroscopy for VO2 thin films grown on TiO2(001) substrates
Y. Muraoka, K. Saeki, Y. Yao, T. Wakita, M. Hirai, T. Yokoya, R. Eguchi, and S. Shin
JOURNAL OF ELECTRON SPECTROSCOPY AND RELATED PHENOMENA 181, SI 249-251 (2010).

7. Signature of hidden order and evidence for periodicity modulation in URu2Si2
R. Yoshida, Y. Nakamura, M. Fukui, Y. Haga, E. Yamamoto, Y. Onuki, M. Okawa, S. Shin, M. Hirai, Y. Muraoka, and T. Yokoya
Phys. Rev. B 82, 205108 (2010).

8. Electronic structure of pristine and K-doped picene: Nonrigid band change and its implication for electron-intramolecular-vivration interaction
H. Okazaki, T. Wakita, T. Muro, Y. Kaji, X. Lee, H. Mitamura, N. Kawasaki, Y. Kubozono, Y. Yamanari, T. kambe, T. Kato, M. Hirai, Y. Muraoka, and T. Yokoya
Phys. Rev. B 82, 195114 (2010).

9. Angle-resolved photoemission study of Si electronic structure: Boron concentration dependence
T. Wakita, H. Okazaki, Y. Takano, M. Hirai, Y. Muraoka, T. Yokoya
PHYSICA C-SUPERCONDUCTIVITY AND ITS APPLICATIONS 470, S641-S643 (2010).

10.Photoemission study of Ca-intercalated graphite superconductor CaC6
H. Okazaki, R. Yoshida, K. Iwai, K. Noami, T. Muro, T. Nakamura, T. Wakita, Y. Muraoka, M. Hirai, F. Tomioka, Y. Takano, A. Takenaka, M. Toyoda, T. Oguchi, and T. Yokoya
PHYSICA C-SUPERCONDUCTIVITY AND ITS APPLICATIONS 470, S637-S638 (2010).

11.Electronic Structure of the Novel Filled Skutterudite PrPt4Ge12 Superconductor
Y. Nakamura, H. Okazaki, R. Yoshida, T. Wakita, M. Hirai, Y. Muraoka, H. Takeya, K. Hirata, H. Kumigashira, M. Oshima, and T. Yokoya
J. Phys. Soc. Jpn. 79, 124701/1-4 (2010).

12.Analysis on photoemission spectrum of superconducting FeSe
R. Yoshida, T. Wakita, H. Okazaki, Y. Mizuguchi, S. Tsuda, Y. Takano, H. Takeya, K. Hirata, T. Muro, M. Okawa, K. Ishizaka, S. Shin, H. Harima, M. Hirai, Y. Muraoka, and T. Yokoya
Physica C-Superconductivity and its Applications 470, S389-S390 (2010).

2009

1. Soft X-Ray Core-Level Photoemission Study of Boron Sites in Heavily Boron-Doped Diamond Films
H. Okazaki, R. Yoshida, T. Muro, T. Wakita, M. Hirai, Y. Muraoka, Y. Takano, S. Iriyama, H. Kawarada, T. Oguchi and T. Yokoya
J. Phys. Soc. Jpn. 78, 034703/1-4 (2009).

2. Superconducting Gap and Valence Band of Mg10Ir19B16 Studied by Laser and Synchrotron Photoemission Spectroscopy
R. Yoshida, H. Okazaki, K. Iwai, K. Noami, T. Muro, M. Okawa, K. Ishizaka, S. Shin, Z. Li, J.L. Luo, G.-q. Zheng, T. Oguchi, M. Hirai, Y. Muraoka, and T. Yokoya
J. Phys. Soc. Jpn. 78, 034705/1-4 (2009).

3. The electronic structure of Ca-intercalated superconducting graphite CaC6
H. Okazaki, R. Yoshida, K. Iwaia, K. Noami, T. Muro, T. Nakamura, T. Wakita, Y. Muraoka, M. Hirai, F. Tomioka, Y. Takano, A. Takenaka, M. Toyoda, T. Oguchi, T. Yokoya
Physica C 469, 1041-1044 (2009).

4. Electronic Structure of Superconducting FeSe Studied by High-Resolution Photoemission Spectroscopy
R. Yoshida, T. Wakita, H. Okazaki, Y. Mizuguchi, S. Tsuda, Y. Takano, H.Takeya, K. Hirata, T. Muro, M. Okawa, K. Ishizaka, S. Shin, H. Harima, M. Hirai, Y. Muraoka, and T. Yokoya
J. Phys. Soc. Jpn. 78, 034708/1-4 (2009).

5. Effect of UV light irradiation in SnO2 thin film
N. Takubo, Y. Muraoka and Z. Hiroi
J. Phys. : Conference Series 148, 012025/1-3 (2009).

6. Conductivity switching by ultraviolet light in tin dioxide thin films
N. Takubo, Y. Muraoka and Z. Hiroi
Applied Physics Express 2, 045501/1-3 (2009).

7. Photoinduced conductivity in tin dioxide thin films
Y. Muraoka, N. Takubo, and Z. Hiroi
J. Appl. Phys. 105, 103702/1-7 (2009).

8. Spectroscopic evidence of the existence of substantial Ca 3d derived states at the Fermi level in the Ca-intercalated graphite superconductor CaC6
H. Okazaki, R. Yoshida, K. Iwai, K. Noami, T. Muro, T. Nakamura, T. Wakita, Y. Muraoka, M. Hirai, F. Tomioka, Y. Takano, A. Takenaka, M. Toyoda, T. Oguchi, and T. Yokoya
Phys. Rev. B 80, 035420/1-5 (2009).

9. Band dispersion near the Fermi level forVO2 thin films grown on TiO2(001) substrates
K. Saeki, T. Wakita, Y. Muraoka, M. Hirai, T. Yokoya, R. Eguchi, and S. Shin
Phys. Rev. B 80, 125406/1-5 (2009).

2008

1. H. Okazaki, T. Yokoya, J. Nakamura, N. Yamada, T. Nakamura, T. Muro, Y. Tamenori, T. Matsushita, Y. Takata, T. Tokushima, S. Shin, Y. Takano, M. Nagao, T. Takenouchi, H. Kawarada and T. Oguchi
Near EF electronic structure of heavily boron-doped superconducting diamond
J. Phys. Chem. Solids 69, 2978-2981 (2008).

2. K. Ishizaka, R. Eguchi, S. Tsuda, A. Chainani, T. Yokoya, T. Kiss, T. Shimojima, T. Togashi, S. Watanabe, C.T. Chen, Y. Takano, M. Nagao, I. Sakaguchi, T. Takenouchi, H. Kawarada and S. Shin
Temperature-dependent localized excitations of doped carriers in superconducting diamond
Phys. Rev. Lett. 100, 166402 (2008).

3. T. Baba, T. Yokoya, S. Tsuda, T. Kiss, T. Shimojima, K. Ishizaka, H. Takeya, K. Hirata, T. Watanabe, M. Nohara, H. Takagi, N. Nakai, K. Machida, T. Togashi, S. Watanabe, X.Y. Wang, C.T. Chen and S. Shin
Bulk electronic structure of the antiferromagnetic superconducting phase in ErNi2B2C
Phys. Rev. Lett. 100, 017003 (2008).

4. R. Yoshida, H. Okazaki, M. Tajima, T. Muro, I. Hase, K. Okada, H. Takeya, K. Hirata, M. Hirai, Y. Muraoka and T. Yokoya
Electronic structure of noncentrosymmetric superconductor Li2(PdxPt1-x)3B studied by photoemission spectroscopy
J. Phys. Soc. Jpn. 77, 104701 (2008).

5. Y. Takada, M. Nakanishi, T. Fujii, J. Takada and Y. Muraoka
Preparation and characterization of epitaxial Fe2-xTixO3 thin films with various Ti concentrations (0.5 < x 1.0)
J. Appl. Phys. 104, 033713(1-5) (2008).

6. R. Eguchi, M. Taguchi, M. Matsunami, K. Horiba, K. Yamamoto, Y. Ishida, A. Chainani, Y. Takata, M. Yabashi, D. Miwa, Y. Nishino, K. Tamasaku, T. Ishikawa, Y. Senba, H. Ohashi, Y. Muraoka, Z. Hiroi and S. Shin
Photoemission evidence for a Mott-Hubbard meta-insulator transition in VO2
Phys. Rev. B 78, 075115(1-6) (2008).

2007

1. Electronic structure of VO2/TiO2:Nb upon photocarrier injection
R. Eguchi, S. Tsuda, T. Kiss, A. Chainani, Y. Muraoka, Z. Hiroi and S. Shin, Phys. Rev. B 75, 073102 (2007).

2. Anormalous magnetic phase in an undistorted phyrochlore oxide Cd2Os2O7 induced by geometrical frustration
A. Koda, R. Kadono, K. Ohnishi, S. R. Saha, W. Higemoto, S. Yonezawa, Y. Muraoka and Z. Hiroi, J. Phys. Soc. Jpn. 76, 063703/1-4 (2007).

3. Precise control of band filling in NaxCoO2
D. Yoshizumi, Y. Muraoka, Y. Okamoto, Y. Kiuchi, J. Yamaura, M. Mochizuki, M. Ogata and Z. Hiroi, J. Phys. Soc. Jpn. 76, 063705/1-4 (2007).

4. Observation of a superconducting gap in boron-doped diamond by laser-excited photoemission spectroscopy
K. Ishizaka, R. Eguchi, S. Tsuda, T. Yokoya, A. Chainani, T. Kiss, T. Shimojima, T. Togashi, S. Watanabe, C.T. Chen, C.Q. Zhang, Y. Takano, M. Nagao, I. Sakaguchi, T. Takenouchi, H. Kawarada, S. Shin, Phys. Rev. Lett. 98, 047003-(1-4) (2007).

5. NMR observation of rattling phonons in the pyrochlore superconductor KOs2O6
M. Yoshida, K. Arai, R. Kaido, M. Takigawa, S. Yonezawa, Y. Muraoka and Z. Hiroi, Phys. Rev. Lett. 98, 197002/1-4 (2007).

6. High-resolution photoemission spectroscopy of low-Tc superconductors
T. Yokoya, A. Chainani, S. Shin, In Very high resolution photoelectron spectroscopy, Lect. Notes Phys. 715 edited by S. Hufner (Springer, Berlin Heidelberg 2007)

7. Core-level electronic structure evolution of heavily boron-doped superconducting diamond studied with hard x-ray photoemission spectroscopy
T. Yokoya, E. Ikenaga, M. Kobata, H. Okazaki, K. Kobayashi, A. Takeuchi, A. Awaji, Y. Takano, M. Nagao, I. Sakaguchi, T. Takenouchi, K. Kobayashi, H. Kawarada, T. Oguchi, Phys. Rev. B75, 205117-1-5 (2007).

8. Interplay of superconductivity and rattling phenomena in ?-pyrochlore KOs2O6 studied by photoemission spectroscopy
T. Shimojima, Y. Shibata, K. Ishizaka, T. Kiss, T. Togashi, S. Watanabe, J. Yamaura, S. Yonezawa, Y. Muraoka, Z. Hiroi, T. Saitoh, S. Shin, Phys. Rev. Lett. (2007) in press.

9. Photoemission study of VO2/TiO2 interfaces
K. Maekawa, M. Takizawa, H. Wadati, T. Yoshida, A. Fujimori, H. Kumigashira, M. Oshima, Y. Muraoka, Y. Nagao and Z. Hiroi, Phys. Rev. B, (2007) in press.


2006

1. Experimental investigations on the electronic structure and the low-temperature stability of Cd-based quasicrystals and their 1/1 cubic approximants
R. Tamura, K. Minoda, S. Takeuchi, T. Takeuchi, K. Edagawa, T. Kiss, T. Yokoya and S. Shin, Philosophical Magazine 86, 489-497 (2006).

2. Bulk- and surface-sensitive high-resolution photoemission study of two mott-hubbard systems: SrVO3 and CaVO3
R. Eguchi, T. Kiss, S. Tsuda, T. Shimojima, T. Mizokami, T. Yokoya, A. Chainani, S. Shin, I.H. Inoue, T. Togashi, S. Watanabe, C.Q. Zhang, C.T. Chen, M. Arita, K. Shimada, H. Namatame and M. Taniguchi, Phys. Rev. Lett. 96, 076402-(1-4) (2006).

3. Crystal structure of the pyrochlore oxide superconductor KOs2O6
J. Yamaura, S. Yonezawa, Y. Muraoka and Z. Hiroi, J. Solid State Chem. 179, 336-340 (2006).

4. Spin-1/2 triangular lattice with orbital degeneracy in a metallic oxide Ag2NiO2
H. Yoshida, Y. Muraoka, T. Sorgel, M. Jansen and Z. Hiroi, Phys. Rev. B 73, 020408 (R1-4) (2006).

5. Role of electron-electron and electron-phonon interaction effects in the optical conductivity of VO2
K. Okazaki, H. Wadati, A. Fujimori, Y. Muraoka and Z. Hiroi, Phys. Rev. B 73, 165116 (1-5) (2006).

6. Upper critical field of b-pyrochlore KOs2O6 single crystal
E. Ohmichi, T. Osada, S. Yonezawa, Y. Muraoka and Z. Hiroi, J. Phys. Soc. Jpn. 75, 045002 (1-2) (2006).

7. Hard x-ray photoelectron emission microscopy as tool for studying buried layers
T. Wakita, T. Taniuchi, K. Ono, M. Suzuki, N. Kawamura, M. Takagaki, H. Miyagawa, F.Z. Guo, T. Nakamura, T. Muro, H. Akinaga, T. Yokoya, M. Oshima, K. Kobayashi, Jpn. J. Appli. Phys. 45(3A), 1886-1888 (2006).

8. Laser-excited ultrahigh-resolution photoemission spectroscopy of superconducting Na0.35CoO2E1.3H2O
T. Shimojima, T. Yokoya, T. Kiss, A. Chainani, S. Shin, T. Togashi, C. Zhang, C. Chen, S. Watanabe, K. Takada, T. Sasaki, H. Sakurai, E. Takayama-Muromachi, J. Phys Chem. Solids 67, 282-285 (2006).

9. Anisotropic s-wave superconductors studied by angle-resolved photoemission spectroscopy
T. Yokoya, T. Baba, S. Tsuda, T. Kiss, A. Chainani, S. Shin, T. Watanabe, M. Nohara, T. Hanaguri, Y. Takano, H. Kito, J. Itoh, H. Harima and T. Oguchi, J. Phys Chem. Solids 67, 277-281 (2006).

10. NMR studies of b-pyrochlore superconductors with osmium, under hydrostatic pressure
K. Arai, M. Takigawa, S. Yonezawa, Y. Muraoka and Z. Hiroi, Physica B 378-380, 878-879 (2006).

11. Laser-excited ultrahigh-resolution photoemission study of anisotropic s-wave superconductor YNi3B2C
T. Baba, T. Yokoya, S. Tsuda, T. Kiss, T. Shimojima, S. Shin, T. Togashi, C.T. Chen, C.Q. Zhang, S. Watanabe S, T. Watanabe, M. Nohara, and H. Takagi, Physica B-Cond. Matter 378-80, 469-470 (2006).

12. Superconducting gap of filled skutterudite superconductor LaRu4P12 studied by sub-meV resolution photoemission spectroscopy
S. Tsuda, T. Yokoya, T. Kiss, T. Shimojima, S. Shin, T. Togasi, S. Watanabe, C.Q. Zhang, C.T. Chen, H. Sugawara, H. Sato, and H. Harima, J. Phys. Soc. Jpn 75, 064711 (2006).

13. Observation of step-induced magnetic domain formation in La1-xSrxMnO3 thin films by photoelectron emission microscopy
T. Taniuchi, H. Kumigashira, M. Oshima, T. Wakita, T. Yokoya, M. Kubota, K. Ono, H. Akinaga, M. Lippmaa, M. Kawasaki, and H. Koinuma, Appl. Phys. Lett. 89, 112505-(1-3), (2006).

14. Laser-excited ultrahigh-resolution photoemission spectroscopy of borocarbide superconductor RNi2B2C(R = Y and Er)
T. Baba, T. Yokoya, S. Tsuda, T. Kiss, T. Shimojima, S. Shin, T. Togashi, C.T. Chen, C.Q. Zhang, S. Watanabe, T. Watanabe, M. Nohara, H. Takagi, PHYSICA C-SUPERCONDUCTIVITY AND ITS APPLICATIONS 445: 46-49 Sp. Iss. SI, OCT 1 2006.

15. Angle-resolved photoemission study of the cobalt oxide superconductor NaxCoO2 center dot yH(2)O: Observation of the Fermi surface
T. Shimojima, K. Ishizaka, S. Tsuda, T. Kiss, T. Yokoya, A. Chainani, S. Shin, P. Badica. K. Yamada, K. Togano, Phys. Rev. Lett 97, 267003-(1-4), (2006).

16. Laser-excited photoemission spectroscopy study of superconducting boron-doped diamond
K. Ishizaka, R. Eguchi, S. Tsuda, T. Kiss, T. Shimojima, T. Yokoya, S. Shin, T. Togashi, S. Watanabe, C.T. Chen, C.Q. Zhang, Y. Takano, M. Nagao, I. Sakaguchi, T. Takenouchi, H. Kawarada, SCIENCE AND TECHNOLOGY OF ADVANCED MATERIALS 7: S17-S21 Sp. Iss. 1, 2006.

17. Soft X-ray angle-resolved photoemission spectroscopy of heavily boron-doped superconducting diamond films
T. Yokoya, T. Nakamura, T. Matushita, T. Muro, H. Okazaki, M. Arita, K. Shimada, H. Namatame, M. Taniguchi, Y. Takano, M. Nagao, T. Takenouchi, H. Kawarada, T. Oguchi, SCIENCE AND TECHNOLOGY OF ADVANCED MATERIALS 7: S12-S16 Sp. Iss. 1, 2006.


2005

1. Laser-excited ultrahigh-resolution photoemission spectroscopy of NaxCoO2EyH2O: Evidence for pseudogap formation
T. Shimojima, T. Yokoya, T. Kiss, A. Chainani, S. Shin, T. Togashi, S. Watanabe, C. Zhang, C.T. Chen, K. Takada, T. Sasaki, H. Sakurai and E. Takayama-Muromachi, Phys. Rev. B 71, 020505-1-020505-4 (2005).

2. Photoemission spectroscopic evidence of gap anisotropy in an f-electron superconductor
T. Kiss, F. Kanetaka, T. Yokoya, T. Shimojima, K. Kanai, S. Shin, Y. Onuki, T. Togashi, C. Zhang, C.T. Chen and S. Watanabe, Phys. Rev. Lett. 94, 057001-1-057001-4 (2005).

3. Specific heat of the b-pyrochlore oxide superconductors CsOs2O6 and RbOs2O6
Z. Hiroi, S. Yonezawa, T. Muramatsu, J. Yamaura and Y. Muraoka, J. Phys. Soc. Jpn. 74, 1255-1262 (2005).

4. Absence of strong correlation in Li2Pd3B
T. Yokoya, T. Muro, I. Hase, H. Takeya, K. Hirata and K. Togano, Phys. Rev. B71, 692507-1-692507-4 (2005).

5. Bulk screening in core-level photoemission from Mott-Hubbard and charge-transfer systems
M. Taguchi, A. Chainani, N. Kamakura, K. Horiba, Y. Takata, M. Yabashi, K. Tamasaku, Y. Nishino, D. Miwa, T. Ishikawa, S. Shin, E. Ikenaga, T. Yokoya, K. Kobayashi, T. Mochiku, K. Hirata and K. Motoya, Phys. Rev. B71, 155102-1-155102-5 (2005).

6. Role of charge-density-wave fluctuations on the spectral function in a metallic charge-density-wave system
T. Yokoya, T. Kiss, A. Chainani, S. Shin and K. Yamaya, Phys. Rev. B71, 140504-1-140504-4 (2005).

7. Hole-concentration dependence of electrical resistivity in the (Bi, Pb)2(Sr, La)2CuO2+delta quantitative evaluation with angle-resolved photoemission spectroscopy
T. Kondo, T. Takeuchi, T. Yokoya, S. Tsuda, S. Shin and U. Mizutani, J. Electron Spectrosc. Relat. Phenom. 144, 1249-1252 (2005).

8. Photoemission study of YBa2Cu3Oy thin films under light illumination
D. Asakura, J.W. Quilty, K. Takubo, S. Hirata, T. Mizokawa, Y. Muraoka and Z. Hiroi, J. Elect. Spec. Rel. Phenom. 144?147, 499-502 (2005).

9. Ultrahigh-resolution photoemission spectroscopy of superconductors using a VUV laser
T. Kiss, T. Shimojima, F. Kanetaka, K. Kanai, T. Yokoya, S. Shin, Y. Onuki, T. Togashi, C.Q. Zhang, C.T. Chen and S. Watanabe, J. Electron Spectrosc. Relat. Phenom. 144, 953-956 (2005).

10. Possible anisotropic order parameter in pyrochlore superconductor KOs2O6 probed by muon spin rotation
A. Koda, W. Higemoto, K. Ohishi, S. R. Saha, R. Kadono, S. Yonezawa, Y. Muraoka and Z. Hiroi, J. Phys. Soc. Jpn. 74, 1678-1681 (2005).

11. Second anomaly in the specific heat of b-pyrochlore oxide superconductor KOs2O6
Z. Hiroi, S. Yonezawa, J. Yamaura, T. Muramatsu and Y. Muraoka, J. Phys. Soc. Jpn. 74, 1682-1685 (2005).

12. Contribution of electronic structure to thermoelectric power in (Bi,Pb)2(Sr,La)2CuO6+d
T. Kondo, T. Takeuchi, U. Mizutani, T. Yokoya, S. Tsuda and S. Shin, Phys. Rev. B 72, 024533-(1-9) (2005).

13. Photogenerated carrier injection to an n-type copper oxide superconductor
Y. Muraoka, T. Muramatsu and Z. Hiroi, Thin Solid Films 486, 82-85 (2005).

14. Hard-X-ray photoelectron spectroscopy of NaxCoO2EyH2O
A. Chainani, T. Yokoya, Y. Takata, K. Tamasaku, M. Taguchi, T. Shimojima, N. Kamakura, K. Horiba, S. Tsuda, S. Shin, D. Miwa, Y. Nishino, T. Ishikawa, M. Yabashi, K. Kobayashi, H. Namatame, M. Taniguchi, K. Takada, T. Sasaki, H. Sakurai and E. Takayama-Muromachi, Nucl. Instrum. Methods Phys. Res. Sect. A-Accel. Spectrom. Dect. Assoc. Equip. 547, 163-168 (2005).

15. Angle-resolved photoemission study of K0.3MoO3: direct observation of temperature-dependent Fermi surface across the Peierls transition
H. Ando, T. Yokoya, K. Ishizaka, S. Tsuda, T. Kiss, S. Shin, T. Eguch, M. Nohara and H. Takagi, J. Phys.-Condes. Matter 17, 4935-4940 (2005).

16. Carbon-substitution dependent multiple superconducting gap of MgB2: A sub-meV resolution photoemission study
S. Tsuda, T. Yokoya, T. Kiss, T. Shimojima, S. Shin, T. Togashi, S. Watanabe, C. Zhang, C.T. Chen, S. Lee, H. Uchiyama, S. Tajima, N. Nakai and K. Machida, Phys. Rev. B 72, 064527-(1-5) (2005).

17. Photocarrier injection to organic compounds
J. Yamaura, Y. Muraoka, T. Muramatsu, T. Yamauchi and Z. Hiroi, Synthetic Metals 152, 385?388 (2005).

18. Evidence for suppressed screening on the surface of high temperature La2-xSrxCuO4 and Nd2-xCexCuO4 superconductors
M. Taguchi, A. Chainani, K. Horiba, Y. Takata, M. Yabashi, K. Tamasaku, Y. Nishino, D. Miwa, T. Ishikawa, T. Takeuchi, K. Yamamoto, M. Matsunami, S. Shin, T. Yokoya, E. Ikenaga, K. Kobayashi, T. Mochiku, K. Hirata, J. Hori, K. Ishii, F. Nakamura and T. Suzuki, Phys. Rev. Lett. 95, 177002-(1-4) (2005).

19. Origin of the metallic properties of heavily boron-doped superconducting diamond
T. Yokoya, T. Nakamura, T. Matsushita, T. Muro, Y. Takano, M. Nagao, T. Takenouchi, Y. Kawarada and T. Oguchi, Nature 438, 647-650 (2005).

20. Anomalous pressure dependence of the superconducting transition temperature of b-pyrochlore AOs2O6 oxides
T. Muramatsu, N. Takeshita, C. Terakura, H. Takagi, Y. Tokura, S. Yonezawa, Y. Muraoka and Z. Hiroi, Phys. Rev. Lett. 95, 167004 (1?4) (2005).

21. Temperature-dependent luttinger surfaces
T. Ito, A. Chainani, T. Haruna, K. Kanai, T. Yokoya, S. Shin and R. Kato, Phys. Rev. Lett. 95, 246402-(1-4) (2005).

22. Ultraviolet laser photoemission spectroscopy of FeSi: Observation of a gap opening in density of states
K. Ishizaka, T. Kiss, T. Shimojima, T. Yokoya, T. Togashi, S. Watanabe, C.Q. Zhang, C.T. Chen, Y. Onose, Y. Tokura and S. Shin, Phys. Rev. B 72, 233202-(1-4) (2005).

23. Photocarrier injection and current-voltage characteristics of La0.8Sr0.2MnO3/SrTiO3:Nb heterojunction at low temperature
T. Muramatsu, Y. Muraoka and Z. Hiroi, Jpn. J. Appl. Phys. 44, 7367?7371 (2005).

24. Photocarrier-injected electronic structure of VO2/TiO2:Nb
R. Eguchi, S. Shin, A. Fukushima, T. Kiss, T. Simojima, Y. Muraoka and Z. Hiroi, Appl. Phys. Lett. 87, 201912 (1?3) (2005).

25. Œõƒh[ƒsƒ“ƒO‚Ő§Œä‚·‚é‹­‘ŠŠÖ•¨«
Y. Muraoka and Z. Hiroi ƒpƒŠƒeƒB B 20, 52?55 (2005).