“High H– Conductivities along the ab-Planes of La2LiHO3 Epitaxial Thin Films", Y. Sasahara, T. Hirose, M. Yoshimoto, N. Matsui, S. Kobayashi, H. Ubukata, F. Takeiri, K. Suzuki, M. Hirayama, K. Nishio, R. Shimizu, R. Kanno, G. Kobayashi and T. Hitosugi, Cryst. Growth Des., 23, 7103 (2023).
“Electropositive Metal Doping into Lanthanum Hydride for H– Conducting Solid Electrolyte Use at Room Temperature", Y. Izumi, F. Takeiri, K. Okamoto, T. Saito, T. Kamiyama, A. Kuwabara and G. Kobayashi, Adv. Energy Mater., 13, 2301993 (2023).
“A new family of anti-perovskite oxyhydrides with tetrahedral GaO4 polyanions", N. I. P. Ayu, F. Takeiri, T. Ogawa, A. Kuwabara, M. Hagihala, T. Saito, T. Kamiyama and G. Kobayashi, Dalton Trans., 52, 15420 (2023).
“Magnetic Properties of Multifunctional 7LiFePO4 under Hydrostatic Pressure", U. Miniotaite, O. K. Forslund, E. Nocerino, F. Elson, R. Palm, N. Matsubara, Y. Ge, R. Khasanov, G. Kobayashi, Y. Sassa, J. Weissenrieder, V. Pomjakushin, D. Andreica, J. Sugiyama and M. Månsson, J. Phys.: Conf. Ser., 2462, 012049 (2023).
“Impact of Na Concentration on the Phase Transition Behavior and H– Conductivities in the Ba-Li-H-O Oxyhydride System", K. Okamoto, F. Takeiri, Y. Imai, M. Yonemura, T. Saito, K. Ikeda, T. Otomo, T. Kamiyama and G. Kobayashi, Adv. Sci., 10, 2203541 (2023).
“Stabilization of a high H–- conducting phase via K doping of Ba-Li oxyhydride", K. Okamoto, F. Takeiri, Y. Imai, M. Yonemura, T. Saito, K. Ikeda, T. Otomo, T. Kamiyama and G. Kobayashi, J. Mater. Chem. A., 10, 23023-27 (2022).
“Barium Indate–Zirconate Perovskite Oxyhydride with Enhanced Hydride Ion/Electron Mixed Conductivity", H. Toriumi, G. Kobayashi, T. Saito, T. Kamiyama, T. Sakai, T. Nomura, S. Kitano, H. Habazaki and Y. Aoki, Chem. Mater., 34(16), 7389-401 (2022).
“Trihalide Mixing by Size-Flexible H– Ions in Layered Ba2H3 (Cl, Br, I)", H. Ubukata, F. Takeiri, C. Tassel, S. Kobayashi, S. Kawaguchi, T. Saito, T. Kamiyama, S. Kobayashi, G. Kobayashi and H. Kageyama, Chem. Mater., 34(12), 5654-62 (2022).
“Sequential Pressure-Induced B1–B2 Transitions in the Anion-Ordered Oxyhydride Ba2YHO3", H. W. T. Morgan, T. Yamamoto, T. Nishikubo, T. Ohmi, T. Koike, Y. Sakai, M. Azuma, H. Ishii, G. Kobayashi and J. E. McGrady, Inorg. Chem., 61(18), 7043-50 (2022).
“Hydride-Ion-Conducting K2NiF4-Type
Ba-Li Oxyhydride Solid Electrolyte”, F. Takeiri, A. Watanabe, K.
Okamoto, D. Bresser, S. Lyonnard, B. Frick, A. Ali, Y. Imai, M.
Nishikawa, M. Yonemura, T. Saito, K. Ikeda, T. Otomo, T. Kamiyama, R.
Kanno and G. Kobayashi, Nat. Mater., 21, 325–330 (2022).
“Resent Progress on Mixed-Anion Materials for Energy
Applications”, K. Maeda, F. Takeiri, G. Kobayashi, S. Matsuishi, H.
Ogino, S. Ida, T. Mori, Y. Uchimoto, S. Tanabe, T. Hasegawa, N. Imanaka
and H. Kageyama, Bull. Chem. Soc. Jpn., 95, 26-37 (2022).
“Effects of Mechanical Grinding on the Phase Behavior and
Anhydrous Proton Conductivity of Imidazolium Hydrogen Succinate”, S.
Dekura, Y. Sunairi, K. Okamoto, F. Takeiri, G. Kobayashi, Y. Hori, Y.
Shigeta and H. Mori, Solid State Ionics, 372, 115775 (2021).
“Direct Synthesis of Barium Titanium Oxyhydride for Use
as a Hydrogen Permeable Electrode”, T. Uchimura, F. Takeiri, K. Okamoto,
T. Saito, T. Kamiyama and G. Kobayashi, J. Mater. Chem. A, 9, 20371-20374 (2021).
“Anion Ordering Enables Fast H– Conduction at
Low Temperatures”, H. Ubukata, F. Takeiri, K. Shitara, C. Tassel, T.
Saito, T. Kamiyama, T. Broux, A. Kuwabara, G. Kobayashi and H. Kageyama,
Sci. Adv., 7, eabf7883 (2021).
“The Effect of Cation Size on Hydride-Ion Conduction in LnSrLiH2O2 (Ln
= La, Pr, Nd, Sm, Gd) Oxyhydrides”, N. Matsui, Y. Hinuma, Y. Iwasaki,
K. Suzuki, J. Guangzhoung, H. Nawaz, Y. Imai, M. Yonemura, M. Hirayama,
G. Kobayashi and R. Kanno, J. Mater. Chem. A, 8, 24685-24694 (2020).
“Synthesis and H– Conductivity of a New Oxyhydride Ba2YHO3 with Anion-Ordered Rock-Salt Layers”, H. Nawaz, F. Takeiri, A. Kuwabara, M. Yonemura and G. Kobayashi, Chem. Commun., 56, 10373-10376 (2020).
“Luminescent Ionic Liquid Formed from a Melted Rhenium(V)
Cluster”, J. Yanagisawa, T. Hiraoka, F. Kobayashi, D. Saito, M.
Yoshida, M. Kato, F. Takeiri, G. Kobayashi, M. Ohba, L. F. Lindoy, R.
Ohtani and S. Hayami, Chem. Commun., 56, 7957-7960 (2020).
“Arrangement of Water Molecules and High Proton Conductivity of Tunnel Structure Phosphates, KMg1-xH2x(PO3)3·yH2O”, Y. Matsuda, K. Funakoshi, R. Sebe, G. Kobayashi, M. Yonemura, N. Imanishi, D. Mori and S. Higashimoto, RSC Adv., 13, 7803-7811 (2020).
“Hydride Conductivity in an Anion-Ordered Fluorite
Structure LnHO with an Enlarged Bottleneck”, H. Ubukata, T. Broux, F.
Takeiri, K. Shitara, H. Yamashita, A. Kuwabara, G. Kobayashi and H.
Kageyama, Chem. Mater., 31, 7360-7366 (2019).
“High-Pressure Polymorphs of LaHO with Anion Coordination
Reversal”, T. Broux, H. Ubukata, C. J. Pickard, F. Takeiri, G.
Kobayashi, S. Kawaguchi, M. Yonemura, Y. Goto, C. Tassel and H.
Kageyama, J. Am. Chem. Soc., 141, 8717-8720 (2019).
“Ba2ScHO3: H– Conductive Layered Oxyhydride with H– Site Selectivity”, F. Takeiri, A. Watanabe, A. Kuwabara, H. Nawaz, N. I. P. Ayu, M. Yonemura, R. Kanno and G. Kobayashi, Inorg. Chem., 58, 4431-4436 (2019).
“Ambient Pressure Synthesis of La2LiHO3
as a Solid Electrolyte for a Hydrogen Electrochemical Cell”, N. Matsui,
G. Kobayashi, K. Suzuki, A. Watanabe, A. Kubota, Y. Iwasaki, M.
Yonemura, M. Hirayama and R. Kanno, J. Am. Ceram. Soc., 102, 3228-3235 (2019).
“Synthesis, Crystal Structure, and Ionic Conductivity of Hydride Ion-Conducting Ln2LiHO3 (Ln
= La, Pr, Nd) Oxyhydrides”, Y. Iwasaki, N. Matsui, K. Suzuki, Y.
Hinuma, M. Yonemura, G. Kobayashi, M. Hirayama, I. Tanaka and R. Kanno, J. Mater. Chem. A, 6, 23457-23463 (2018).
“Detecting Dynamics Responses of Materials and Devices
Under an Alternating Electric Potential by Phase-Locked Transmission
Electron Microscopy”, K. Soma, S. Konings, R. Aso, N. Kamiuchi, G.
Kobayashi, H. Yoshida and S. Takeda, Ultramicroscopy, 181, 27-41 (2017).
“Ambient Pressure Synthesis and H– Conductivity of LaSrLiH2O2”, A. Watanabe, G. Kobayashi, N. Matsui, M. Yonemura, A. Kubota, K. Suzuki, M. Hirayama and R. Kanno, Electrochemistry, 85(2), 88-92 (2017).
“Pure H– Conduction in Oxyhydrides”, G. Kobayashi,
Y. Hinuma, S. Matsuoka, A. Watanabe, M. Iqbal, M. Hirayama, M. Yonemura,
T. Kamiyama, I. Tanaka and R. Kanno, Science, 351, 1314-1317 (2016).
“Improving Cycling Performance of Li-Rich Layered Cathode Materials Through Combination of Al2O3-Bbased
Surface Modification and Stepwise Precycling”, G. Kobayashi, Y. Irii,
F. Matsumoto, A. Ito, Y. Ohsawa, S. Yamamoto, Y. Cui, J.-Y. Son and Y.
Sato, J. Power Sources, 303, 250-256 (2016).
“Lithium Ion Conduction in Doped LaLiO2 System”, M. Iqbal, K. Suzuki, G. Kobayashi, G. Zhao, M. Hirayama and R. Kanno, Solid State Ion., 285, 33-37 (2016).
“In Situ X-Ray Visualization of the Lithiation Process in
Porous Graphite Electrode in an Operating Li-Ion Cell”, S. Tsushima, W.
Hung, P. Deevanhxay, G. Kobayashi, R. Kanno and S. Hirai, ChemElectroChem., 2(10), 1535-1540 (2015).
“High-Rate Performance of Bacterial Iron-Oxide Electrode
Material for Lithium-Ion Battery”, R. Sakuma, H. Hashimoto, G.
Kobayashi, T. Fujii, M. Nakanishi, R. Kanno, M. Takano and J. Takada, Mater. Lett., 139, 414-417 (2015).
“Variation of Local Magnetic Environments in Olivine-Type Compounds: Na0.7FePO4 and FePO4”, J. Sugiyama, H. Nozaki, M. Harada, Y. Higuchi, J. H. Brewer, E. J. Ansaldo, G. Kobayashi and R. Kanno, Phys. Rev. B, 90, 014426/1-014426/10 (2014).
“High-Pressure Synthesis and Electrochemical Properties of
Lithium Transition Metal Oxides with Layered Rock-Salt Structure”, C.
Hansen, K. Kubota, G. Kobayashi, M. Hirayama and R. Kanno, J. Power Sources, 252, 1-7 (2014).
“Bacterial Nanometric Amorphous Fe-Based Oxide: A Potential
Lithium-Ion Battery Anode Material”, H. Hashimoto, G. Kobayashi, R.
Sakuma, T. Fujii, N. Hayashi, T. Suzuki, R. Kanno, M. Takano and J.
Takada, ACS Appl. Mater. Interfaces, 6, 5374-5378 (2014).
“Stable Charge/Discharge Cycle Performance of a LiFePO4
Cathode Prepared with a Carboxymethyl Cellulose Binder”, T. Wakao, T.
Gunji, A. J. Jeevagan, Y. Mochizuki, S. Kaneko, K. Baba, M. Watanabe, Y.
Kanda, K. Murakami, M. Omura, G. Kobayashi and F. Matsumoto, ECS Trans., 58, 19-25 (2014).
“Electrocatalytic Oxygen Reduction and Water-Oxidation on Transition Metal Ion-Doped MnO2, RuO2 and IrO2
in Alkaline Aqueous Solutions”, A. J. Jeevagan, Y. Suzuki, T. Gunji, G.
Saravanan, Y. Irii, T. Tsuda, T. Onobuchi, S. Kaneko, G. Kobayashi and
F. Matsumoto,ECS Trans., 58, 9-18 (2014).
“Two-Step Microwave Synthesis of Highly Dispersed Ordered
Intermetallic PtPb Nanoparticles on Carbon Black”, A. J. Jeevagan, T.
Gunji, N. Sawano, G. Saravanan, T. Kojima, S. Kaneko, G. Kobayashi and
F. Matsumoto, ECS Trans., 58, 25-31 (2014).
“Structural, Magnetic, and Diffusive Nature of Olivine-Type NaxFePO4”,
J. Sugiyama, H. Nozaki, I. Umegaki, M. Harada, Y. Higuchi, E. J.
Ansaldo, J. H. Brewer, Y. Miyake, G. Kobayashi and R. Kanno, J. Phys. Conf. Ser., 551, 012012 (2014).
“Long-Term, Stable, and Improved Oxygen-Reduction Performance
of Titania-Supported PtPb Nanoparticles”, T. Gunji, G. Saravanan, T.
Tanabe, T. Tsuda, M. Miyauchi, G. Kobayashi, H, Abe and F. Matsumoto, Catal. Sci. Technol., 4, 1436-1445 (2014).
“Synthesis, Structure and Electrochemical Properties of Layered La2Li2x(CO3)1-xO2+2x”, M. Iqbal, G. Kobayashi, M. Hirayama and R. Kanno, J. Solid State Chem., 206, 14-19 (2013).
“Leaching Tolerance of Anodic Pt-Based Intermetallic Catalysts
for Formic Acid Oxidation”, G. Saravanan, K. Namba, G. Kobayashi and F.
Matsumoto, Electrochim. Acta, 99, 15-21 (2013).
“Application of Ordered Intermetallic Phases to Electrocatalysis”, F. Matsumoto, G. Saravanan and G. Kobayashi, ECS Trans., 50, 3-8 (2013).
“Magnetic and Diffusive Nature of LiFePO4”, J.
Sugiyama, H. Nozaki, K. Kamazawa, O. Ofer, M. Mansson, E. J. Ansaldo, J.
H. Brewer, K. H. Chow, I. Watanabe, Y. Ikedo, Y. Miyake, G. Kobayashi
and R. Kanno, Phys. Procedia, 30, 190-193 (2012).
“The Magnetic Phase of Lithium Transition Metal Phosphates LiMPO4 (M = Mn, Co, Ni) Detected by µ+ SR”, O. Ofer, J. Sugiyama, J. H. Brewer, M. Mansson, K. Prsa, E. J. Ansaldo, G. Kobayashi and R. Kanno, Phys. Procedia, 30, 160-163 (2012).
“Diffusive Behavior in LiMPO4 with M
= Fe, Co, Ni Probed by Muon-Spin Relaxation”, J. Sugiyama, H. Nozaki,
M. Harada, K. Kamazawa, Y. Ikedo, Y. Miyake, O. Ofer, M. Mansson, E. J.
Ansaldo, K. H. Chow, G. Kobayashi and R. Kanno, Phys. Rev. B, 85, 054111 (2012).
“Activation of a Li-Rich Solid-Solution Layered Li[Ni0.18Li0.20Co0.03Mn0.58]O2
Cathode and Retention of High Capacities via an Electrochemical
Pretreatment with a Low Discharge Voltage Limit”, M. Abe, F. Matsumoto,
M. Saito, H. Yamamura, G. Kobayashi, A. Ito, T. Sanada, M. Hatano, Y.
Ohsawa and Y. Sato, Chem. Lett., 41 418-419 (2012).
“Relationship Between Electrochemical Pre-Treatment and Cycle Performance of a Li-Rich Solid-Solution Layered Li1-a[Ni0.18Li0.20+αCo0.03Mn0.58]O2
Cathode for Li-Ion Secondary Batteries”, A. Watanabe, F. Matsumoto, M.
Fukunishi, G. Kobayashi, A. Ito, M. Hatano, Y. Ohsawa and Y. Sato, Electrochemistry, 80, 561-565 (2012).
“Magnetic and Diffusive Nature of LiFePO4
Investigated by Muon Spin Rotation and Relaxation”, J. Sugiyama, H.
Nozaki, M. Harada, K. Kamazawa, O. Ofer, M. Månsson, J. H. Brewer, E. J.
Ansaldo, K. H. Chow, Y. Ikedo, Y. Miyake, K. Ohishi, I. Watanabe, G.
Kobayashi and R. Kanno, Phys. Rev. B, 84, 054430 (2011).
“Structural and Magnetic Properties of Lix(MnyFe1-y)PO4
Electrode Materials for Li-Ion Batteries”, M. Kope¢. A. Yamada, G.
Kobayashi, S. Nishimura, R. Kanno, A. Mauger, F. Gendron and C.M.
Jullien, J. Power Sources, 189(2), 1154-1163 (2009).
“Shift of Redox Potential and Kinetics in Lix(MnyFe1-y)PO4”, G. Kobayashi, A. Yamada, S. Nishimura, R. Kanno, Y. Kobayashi, S. Seki, Y. Ohno and H. Miyashiro, J. Power Sources, 189(1), 397-401 (2009).
“Isolation of Solid Solution Phases in Size-Controlled LixFePO4 at Room Temperature”, G. Kobayashi, S. Nishimura, M.-S. Park, R. Kanno, M. Yashima, T. Ida and A. Yamada, Adv. Funct. Mater., 19(3), 395-403 (2009).
“Experimental Visualization of Lithium Diffusion in LixFePO4”, S. Nishimura, G. Kobayashi, K. Ohoyama, R. Kanno, M. Yashima and A. Yamada, Nat. Mater., 7, 707-711 (2008).
“Air Exposure Effect on LiFePO4”, J. F. Martin, A. Yamada, G. Kobayashi, S. Nishimura, R. Kanno, D. Guyomard and N. Dupré, Electrochem. Solid-State Lett., 11, A12-A16 (2008).
S. Yamamoto, A. Ito, G. Kobayashi, F. Matsumoto, “Positive
electrode, active material containing solid solution active material,
positive electrode containing said positive electrode active material,
and nonaqueous electrolyte secondary battery using said positive
electrode”, WO: 2014185343, 山本伸司, 伊藤淳史, 小林玄器,
松本太,「固溶体活物質を含む正極活物質、該正極活物質を含む正極、および該正極を用いた非水電解質二次電池」, 特許: 第6288941号.
J. Takada, H. Hashimoto, T. Fujii, M. Nakanishi, R. Kanno, G.
Kobayashi, M. Takano, “Anode active material containing iron oxide and
use of same for battery”, WO 2013100050, 高田潤, 橋本英樹, 藤井達生, 中西真, 菅野了次,
小林玄器, 高野幹夫, 「負極活物質及びその利用」, 特許: 第6218608号.
Genki Kobayashi, “Hydride Ion Conducting Materials: Development of Solid Electrolytes and Electrodes”, The 15th Pacific Rim Conference of Ceramic Societies (PACRIM15), (Shenzhen, China), 2023/11/6.
Genki Kobayashi, “Effect of Anion Arrangement in Oxyhydrides on Hydride Ion Conductivity”, 2023 Neutron Scattering for a Sustainable Society (Gordon Research Conference), (California, United States), 2023/6/29.
Genki Kobayashi, “Effect of anion configuration on the phase transition behavior and hydride ion conductivities in Ba-Li oxyhydrides”, International Conference of Neutron Scattering, (Buenos Aires, Argentina), 2022/8/22.
Genki Kobayashi, “Hydride Superionic Conduction in Ba1.75LiH2.7O0.9”, 15th International Ceramics Congress, CIMTEC2022, (Perugia, Italy), 2022/6/22.
Fumitaka Takeiri, “Mechanochemical Preparation of Barium
Titanium Oxyhydride for Use as a Hydrogen Permeable Electrode”,
International Core-to-Core Conference on Mixed Anion Research for Energy
Conversion, (Kyoto, Japan (Online)) , 2022/1/26.
Genki Kobayashi, “A H– Superionic Conductor Ba1.8LiH2.8O0.9”, 71st Annual Meeting of the International Society of Electrochemistry", (Belgrade, Serbia (Online)), 2020/9/1.
Genki Kobayashi, “Study on H– conductive
oxyhydrides”, The 81st Okazaki Conference –Forefront of Measurement
Technologies for Surface Chemistry and Physics in Real-Space, k-Space,
and Real-Time–, (Okazaki, Japan), 2019/12/4.
Genki Kobayashi, “High H– Conductivity in Novel Oxyhydrides Ba2-xNaxScH1+xO3-x”,
The 8th TOYOTA RIKEN International Workshop on Organic Semiconductors,
Conductors, and Electronics (TOYOTA RIKEN, Japan), 2018/10/26.
Genki Kobayashi, “Synthesis and H– Conductivity of Ba-Li Oxhydride” IUMRS-ICAM 2017 15th International Conference of Advanced Materials (Kyoto, Japan), 2017/8/31.
Genki Kobayashi, “Study on Hydride Ion Conductive Oxyhydrides”
2017 Gordon Research Conference -Hydrogen Metal Systems- (Stonhill
College, MA, USA), 2017/7/20.
Genki Kobayashi, “Study on H Conductors for Novel Energy
Devices” Research Seminar for Energy Materials in Helmholtz Institute
Ulm (HIU), (Helmholtz Institute Ulm, Germany), 2017/6/28.
Genki Kobayashi, “Study on H– Conductive
Oxyhydrides for Next-Generation Battery Systems” 21th International
Conference on Solid State Ionics (ISSI Young Scientist Award Finalist)
(Padova, Italy), 2017/6/20.
Genki Kobayashi, “Relathionship between anion arrangement and H– conductivity in La-Sr-Li oxyhydride system” 21th International Conference on Solid State Ionics (Padova, Italy), 2017/6/20.
Genki Kobayashi, “Solid State Ionics for Next-Generation
Electrochemical Devices”, Asian CORE Winter School on Frontiers of
Molecular, Photo-, and Material Sciences(Taipei, Taiwan), 2014/2/24-26.
Genki Kobayashi, “Isolation of Solid Solution Phases in Size-Controlled LixFePO4 at Room temperature” Center for Innovation in Advanced Batteries Korea-Japan Joint Seminar (Seoul, Korea), April 2011.