• Masaki Kato, Chishiro Michioka, Takeshi Waki, Yutaka Itoh, Kazuyoshi Yoshimura, Kenji Ishida, Hiroya Sakurai, Eiji Takayama-Muromachi, Kazunori Takada, Takayoshi Sasaki,
  “Possible Spin Triplet Superconductivity in Na_xCoO₂·yH₂O—⁵⁹Co NMR Studies”,
  J. Phys.: Condens. Matter, 18, 669-682 (2006).
• Sun-Chan Jeong, Ichiro Katayama, Hirokane Kawakami, Yutaka Watanabe, Hironobu Ishiyama, Nobuaki Imai, Yoshikazu Hirayama, Hiroari Miyatake, Masao Sataka, Satoru Okayasu, Hiroyuki Sugai, Shin-ichi Ichikawa, Katsuhisa Nishio, Shinichi Mitsuoka, Takamitsu Nakanoya, Masahito Yahagi, Takanori Hashimoto, Kazunori Takada, Mamoru Watanabe, Tomoko Ishikawa, Akihiro Iwase,
  “Measurement of Self-Diffusion Coefficients in Li Ionic Conductors by Using the Short-Lived Radiotracer of ⁸Li”,
  J. Phase Equilib. Diffus., 26, 472-476 (2005).
• Hiroya Sakurai, Kazunori Takada, Takayoshi Sasaki, Eiji Takayama-Muromachi,
  “Phase Diagram of Superconducting Na_xCoO₂·yH₂O”,
  J. Phys. Soc. Jpn., 74, 2909-2912 (2005).
• Nobuyuki Sakai, Yasuo Ebina, Kazunori Takada, Takayoshi Sasaki,
  “Electrochromic Films Composed of MnO₂ Nanosheets with Controlled Optical Density and High Coloration Efficiency”,
  J. Electrochem. Soc., 152, E384-E389 (2005).
• Yoshihiko Ihara, Kenji Ishida, Kazuyoshi Yoshimura, Kazunori Takada, Takayoshi Sasaki, Hiroya Sakurai, Eiji Takayama-Muromachi,
  “¹⁷O NMR Measurements on Superconducting Na_0.35CoO₂·yH₂O”,
  J. Phys. Soc. Jpn., 74, 2177-2180 (2005).
• Zhaoping Liu, Renzhi Ma, Minoru Osada, Kazunori Takada, Takayoshi Sasaki,
  “Selective and Controlled Synthesis of α- and β-Cobalt Hydroxides in Highly Developed Hexagonal Platelets”,
  J. Am. Chem. Soc., 127, 13869-13874 (2005).
• Yoshikatsu Seino, Kazunori Takada, Bong-Chull Kim, Lianqi Zhang, Narumi Ohta, Hiroaki Wada, Minoru Osada, Takayoshi Sasaki,
  “Synthesis of Phosphorous Sulfide Solid Electrolyte and All-Solid-State Lithium Batteries with Graphite Electrode”,
  Solid State Ionics, 176, 2389-2393 (2005).
• Bong-Chull Kim, Kazunori Takada, Narumi Ohta, Yoshikatsu Seino, Lianqi Zhang, Hiroaki Wada, Takayoshi Sasaki,
  “All Solid State Li-Ion Secondary Battery with FeS Anode”,
  Solid State Ionics, 176, 2383-2387 (2005).
• Hirofumi Taniguchi, Yasuo Ebina, Kazunori Takada, Takayoshi Sasaki,
  “Synthesis and Soft-Chemical Reactivity of Layered Potassium Cobalt Oxide”,
  Solid State Ionics, 176, 2367-2370 (2005).
• Kazunori Takada, Minoru Osada, Narumi Ohta, Taro Inada, Akihisa Kajiyama, Hideki Sasaki, Shigeo Kondo, Mamoru Watanabe, Takayoshi Sasaki,
  “Lithium Ion Conductive Oxysulfide, Li₃PO₄-Li₃PS₄”,
  Solid State Ionics, 176, 2355-2359 (2005).
• Hiroya Sakurai, Kazunori Takada, Takayoshi Sasaki, Eiji Takayama-Muromachi,
  “Characterization of Superconductivity in Na_xCoO₂·yH₂O”,
  Physica C, 426-431, 225-229 (2005).
• Narumi Ohta, Kazunori Takada, Minoru Osada, Lianqi Zhang, Takayoshi Sasaki, Mamoru Watanabe,
  “Solid Electrolyte, thio-LISICON, Thin Film Prepared by Pulsed Laser Deposition”,
  J. Power Sources, 146, 707-710 (2005).
• Kazunori Takada, Renzhi Ma, Minoru Osada, Narumi Ohta, Lianqi Zhang, Takayoshi Sasaki,
  “Formation of Nano-Sized Particles of a Solid Electrolyte by Laser Ablation”,
  J. Power Sources, 146, 703-706 (2005).
• Lianqi Zhang, Kazunori Takada, Narumi Ohta, Katsutoshi Fukuda, Takayoshi Sasaki,
  “Synthesis of (1-2x)LiNi_1/2Mn_1/2O₂·xLi[Li_1/3Mn_2/3]O₂·xLiCoO₂ (0≤x≤0.5) Electrode Materials and Comparative Study on Cooling Rate”,
  J. Power Sources, 146, 598-601 (2005).
• Yasuo Ebina, Nobuyuki Sakai, Takayoshi Sasaki,
  “Photocatalyst of Lamellar Aggregates of RuO_x-Loaded Perovskite Nanosheets for Overall Water Splitting”,
  J. Phys. Chem. B, 109, 17212-17216 (2005).
• Sun-Chan Jeong, Ichiro Katayama, Hirokane Kawakami, Yutaka Watanabe, Hironobu Ishiyama, Hiroari Miyatake, Masao Sataka, Satosi Okayasu, Hiroyuki Sugai, Shinichi Ichikawa, Katsuhisa Nishio, Takamitsu Takanoya, Norito Ishikawa, Yasuhiro Chimi, Takanori Hashimoto, Masahito Yahagi, Kazunori Takada, Bong-Chull Kim, Mamoru Watanabe, Akihiro Iwase, Takashi Hashimoto, Tomoko Ishikawa,
  “Measurement of Diffusion Coefficients in Solids by the Short-lived Radioactive Beam of Li”,
  Nucl. Instrum. Methods Phys. Res. B, 230, 596-600 (2005).
• Ashish Chainani, Takayoshi Yokoya, Yasutaka Takata, Kenji Tamasaku, Munetaka Taguchi, Takahiro Shimojima, Nozomu Kamakura, Koji Horiba, Shunsuke Tsuda, Shik Shin, Daigo Miwa, Yoshinori Nishino, Tetsuya Ishikawa, Makina Yabashi, Keisuke Kobayashi, Hirofumi Namatame, Masaki Taniguchi, Kazunori Takada, Takayoshi Sasaki, Hiroya Sakurai, Eiji Takayama-Muromachi,
  “Hard-X-ray photoelectron spectroscopy of Na_xCoO₂·yH₂O”,
  Nucl. Instrum. Methods Phys. Res. A, 547, 163-168 (2005).
• Liang Li, Renzhi Ma, Yasuo Ebina, Nobuo Iyi, Takayoshi Sasaki,
  “Positively Charged Nanosheets Derived via Total Delamination of Layered Double Hydroxides”,
  Chem. Mater., 17, 4386-4391 (2005).
• Masaru Muramatsu, Kosho Akatsuka, Yasuo Ebina, Kezhi Wang, Takayoshi Sasaki, Takao Ishida, Koji Miyake, Masa-aki Haga,
  “Fabrication of Densely Packed Titania Nanosheet Films on Solid Surface by Use of Langmuir-Blodgett Deposition Method without Amphiphilic Additives”,
  Langmuir, 21, 6590-6595 (2005).
• Hiroya Sakurai, Kazunori Takada, Takayoshi Sasaki, Eiji Takayama-Muromachi,
  “Synthesis and Superconductivity of Na_xCoO₂·yH₂O”,
  Chin. J. Phys., 43, 566-573 (2005).
• Kazunori Takada, Katsutoshi Fukuda, Minoru Osada, Izumi Nakai, Fujio Izumi, Ruben A. Dilanian, Kenichi Kato, Masaki Takata, Hiroya Sakurai, Eiji Takayama-Muromachi, Takayoshi Sasaki,
  “Characterization of Superconducting Sodium Cobalt Oxide Bilayer-Hydrate”,
  Chin. J. Phys., 43, 556-565 (2005).
• Chishiro Michioka, Masaki Kato, Takeshi Waki, Kazuyoshi Yoshimura, Kenji Ishida, Hiroya Sakurai, Eiji Takayama-Muromachi, Kazunori Takada, Takayoshi Sasaki,
  “²D NMR Study in the Novel Superconductor Na_0.35CoO₂·1.3D₂O”,
  Physica B, 359-361, 485-487 (2005).
• Masaki Kato, Chishiro Michioka, Takeshi Waki, Kazuyoshi Yoshimura, Kenji Ishida, Hiroya Sakurai, Eiji Takayama-Muromachi, Kazunori Takada, Takayoshi Sasaki,
  “⁵⁹Co NMR and NQR Studies in the Unconventional Superconductor Na_0.35CoO₂·1.3H₂O”,
  Physica B, 359-361, 482-484 (2005).
• Narumi Ohta, Kazunori Takada, Takayoshi Sasaki, Mamoru Watanabe,
  “Characterization of n-Si/RbAg₄I₅ Interfaces by Photocurrent Measurements and Electrochemical Impedance Spectroscopy”,
  J. Electrochem. Soc., 152, A1241-A1247 (2005).
• Nobuyuki Sakai, Yasuo Ebina, Kazunori Takada, Takayoshi Sasaki,
  “Photocurrent Generation from Semiconducting Manganese Oxide Nanosheets in Response to Visible Light”,
  J. Phys. Chem. B, 109, 9651-9655 (2005).
• Renzhi Ma, Katsutoshi Fukuda, Takayoshi Sasaki, Minoru Osada, Yoshio Bando,
  “Structual Features of Titanate Nanotubes/Nanobelts Revealed by Raman, X-ray Absorption Fine Structure and Electron Diffraction Characterizations”,
  J. Phys. Chem. B, 109, 6210-6214 (2005).
• Kazunori Takada, Minoru Osada, Fujio Izumi, Hiroya Sakurai, Eiji Takayama-Muromachi, Takayoshi Sasaki,
  “Characterization of Sodium Cobalt Oxides Related to P3-Phase Superconductor”,
  Chem. Mater., 17, 2034-2040 (2005).
• Yoshihiko Ihara, Kenji Ishida, Chishiro Michioka, Masaki Kato, Kazuyoshi Yoshimura, Kazunori Takada, Takayoshi Sasaki, Hiroya Sakurai, Eiji Takayama-Muromachi,
  “Weak Magnetic Order in Bilayered-Hydrate Na_xCoO₂·yH₂O Structure Probed by Co Nuclear Quadrupole Resonance —Proposed Phase Diagram in Superconducting Na_xCoO₂·yH₂O—”,
  J. Phys. Soc. Jpn., 74, 867-870 (2005).
• Lianzhou Wang, Nobuyuki Sakai, Yasuo Ebina, Kazunori Takada, Takayoshi Sasaki,
  “Inorganic Multilayer Films of Manganese Oxide Nanosheets and Aluminum Polyoxocations: Fabrication, Structure and Electrochemical Behavior”,
  Chem. Mater., 17, 1352-1357 (2005).
• Renzhi Ma, Takayoshi Sasaki, Yoshio Bando,
  “Alkali Metal Cation Intercalation Properties of Titanate Nanotubes”,
  Chem. Commun., 948-950 (2005).
• T. Shimojima, T. Yokoya, T. Kiss, A. Chainani, S. Shin, T. Togoshi, S. Watanabe, C. Zhang, C. T. Chen, K. Takada, T. Sasaki, H. Sakurai, E. Takayama-Muromachi,
  “Laser-excited Ultrahigh-resolution Photoemission Spectroscopy of Na_xCoO₂·yH₂O: Evidence for Pseudogap Formation”,
  Phys. Rev. B, 71, 020505(R) (2005).
• H. D. Yang, J.-Y. Lin, C. P. Sun, Y. C. Kang, C. L. Huang, K. Takada, T. Sasaki, H. Sakurai, E. Takayama-Muromachi,
  “Evidence of Nodal Superconductivity in Na_0.35CoO₂·1.3H₂O: A Specific-heat Study”,
  Phys. Rev. B, 71, 020504(R) (2005).
• Lianqi Zhang, Kazunori Takada, Narumi Ohta, Katsutoshi Fukuda, Minoru Osada, Lianzhou Wang, Takayoshi Sasaki, Mamoru Watanabe,
  “Layered (1-x-y)LiNi_1/2Mn_1/2O₂·xLi[Li_1/3Mn_2/3]O₂·LiCoO₂ (0≤x=y≤0.3 and x+y=0.5) Cathode Materials”,
  J. Electrochem. Soc., 152, A171-A178 (2005).