Okada, Masaki(Institutional Advancement and Communications) | Activity Database on Education and Research, Kyoto University

Okada, Masaki

Institutional Advancement and Communications Program-Specific Professor

Last Updated :2025/05/02

Basic Information

Professional Memberships

From Oct. 1986, To Present
The Electrochemical Society of Japan

Academic Degree

博士（工学）(佐賀大学)

修士（工学）(山口大学)

ID,URL

J-Global ID
202101019392642770

researchmap URL

https://researchmap.jp/masaki_okada

Last Updated :2025/05/02

Research

Papers

Charge–Discharge Performances and Mechanisms of Zn-Ion Batteries with β-MnO₂, γ-MnO₂, and Mn₂O₃ Positive Electrodes
Hiroyuki Fujimoto; Masaki Okada; Masaaki Yoshikawa; Keiji Shimoda; So Fujinami; Masayuki Morita; Zempachi Ogumi; Takeshi Abe
Journal of The Electrochemical Society, 01 Feb. 2024, Peer-reviewed

Anode Properties of NaTi2(PO4)3 Prepared by Adding Excess Na2CO3 for Aqueous Sodium-Ion Batteries
Ayuko Kitajou; Maho Yamashita; Wataru Kobayashi; Masaki Okada; Takuma Nanami; Shunsuke Muto
ACS Applied Energy Materials, 22 Aug. 2022, Peer-reviewed

Enhanced electrochemical performance of Li2.72Na0.31MnPO4CO3 as a cathode material in “water-in-salt” electrolytes
Baowei Xie; Ryo Sakamoto; Ayuko Kitajou; Liwei Zhao; Kosuke Nakamoto; Shigeto Okada; Ken Albrecht; Wataru Kobayashi; Masaki Okada; Toshiya Takahara
Chemical Communications, 2021

Cathode Properties of Na3FePO4CO3 Prepared by the Mechanical Ball Milling Method for Na-ion Batteries
Baowei Xie; Ryo Sakamoto; Ayuko Kitajou; Kosuke Nakamoto; Liwei Zhao; Shigeto Okada; Yuki Fujita; Nobuto Oka; Tetsuaki Nishida; Wataru Kobayashi; Masaki Okada; Toshiya Takahara
Scientific Reports, Dec. 2020

Cathode Properties of Na3MPO4CO3 (M = Co/Ni) Prepared by a Hydrothermal Method for Na-ion Batteries
Baowei Xie; Ayuko Kitajou; Shigeto Okada; Wataru Kobayashi; Masaki Okada; Toshiya Takahara
Evergreen, Dec. 2019

Cathode Properties of Na3MnPO4CO3 Prepared by the Mechanical Ball Milling Method for Na-Ion Batteries
Baowei Xie; Ryo Sakamoto; Ayuko Kitajou; Kosuke Nakamoto; Liwei Zhao; Shigeto Okada; Wataru Kobayashi; Masaki Okada; Toshiya Takahara
Energies, 28 Nov. 2019

Study on high capacity Li-Mn-O ternary phase positive electrode materials for lithium Ion batterie
Masaki OKADA; Yuya SAKAGUCH
TOSOH Research & Technical Review, Dec. 2016

Structural and electrochemical properties of Li[Ni1/2-x/2Mn1/2-x/2Lix]O2
Yasuhiro Fujii; Hiroshi Miura; Naoto Suzuki; Masaki Okada; Noriaki Nakayama
Transactions of the Materials Research Society of Japan, 2007

Comparative studies between oxygen-deficient LiMn2O4 and Al-doped LiMn2O4
Kyung Yoon Chung; Won-Sub Yoon; Hung Sui Lee; Xiao-Qing Yang; James McBreen; B.H. Deng; X.Q. Wang; M. Yoshio; R. Wang; J. Gui; M. Okada
Journal of Power Sources, Aug. 2005

Structural analysis of lithium-excess lithium manganate cathode materials by 7Li magic-angle spinning nuclear magnetic resonance spectroscopy
Hideyuki Oka; Senshi Kasahara; Tadashi Okada; Eiichi Iwata; Masaki Okada; Takayuki Shoji; Hiroshi Ohki; Tutomu Okuda
Solid State Ionics, 01 Sep. 2001

Cycle characterizations of LiMxMn2−xO4 (M=Co, Ni) materials for lithium secondary battery at wide voltage region
Masaki Okada; Yun-Sung Lee; Masaki Yoshio
Journal of Power Sources, Oct. 2000

Preparation and properties of LiCoyMnxNi1−x−yO2 as a cathode for lithium ion batteries
Masaki Yoshio; Hideyuki Noguchi; Jun-ichi Itoh; Masaki Okada; Takashi Mouri
Journal of Power Sources, Oct. 2000

Electrochemical performance of Lithium Manganese Oxide Spinels for Secondary Lithium Batteries at (3-4) - volt Region
Masaki Okada; Takashi Mouri; Masaki
Electrochemical Society Proceedings, Lithium Batteries, Oct. 1999

Synthesis and thermal stability of chemically delithiated lithium manganese oxide spinels
Masaki Okada; Takashi Mouri; Masaki Yoshio
Electrochemical Society Proceedings, Lithium Batteries, Oct. 1999

Preparation of LiMnxNi1−xO2 as a cathode for lithium-ion batteries
Masaki Yoshio; Yanko Todorov; Kohji Yamato; Hideyuki Noguchi; Jun-ichi Itoh; Masaki Okada; Takashi Mouri
Journal of Power Sources, Jul. 1998

Enhancement of Elevated temperature performance of Li/LiMn2O4 cell
Y. Xia; M. Okada; M. Nagano; M. Yoshio
Electrochemical Society Proceedings, Batteries for Portable Application and Electric Vehicles, Oct. 1997

Synthesis and electrochemical characteristics of Li(Ni · M)O2 (M = Co, Mn) cathode for rechargeable lithium batteries
Masaki Okada; Ken-ichi Takahashi; Takashi Mouri
Journal of Power Sources, Oct. 1997

Preparation of Cathode Materials for Lithium Batteries of Melt-Impregnation Method II. Preparation of LT-Spinel LixMnyO4
Masaki Yoshio; Hideyuki Noguchi; Hiroyoshi Nakamura; Ken-ichi Isono; Takashi Mouri; Masaki Okada
Denki Kagaku oyobi Kogyo Butsuri Kagaku, 05 Nov. 1995

Performance of the LiMnXNi1-XO2 Electrode
Masaki Yoshio; Kohji Yamato; Jyun-ichi Itoh; Hideyuki Noguchi; Masaki Okada; Takashi; Mouri
Electrochemical Society Proceedings, Rechargeable Lithium and Lithium Ion (RCT) Batteries, Oct. 1994

A rechargeable redox battery utilizing ruthenium complexes with non-aqueous organic electrolyte
Y. Matsuda; K. Tanaka; M. Okada; Y. Takasu; M. Morita; T. Matsumura-Inoue
Journal of Applied Electrochemistry, Nov. 1988

Studies on Transition-Metal Complex Redox Cells with Organic Electrolyte Solutions
Yoshiharu Matsuda; Yoshio Takasu; Masayuki Morita; Keisuke Tanaka; Masaki Okada; Takeko Matsumura
Denki Kagaku oyobi Kogyo Butsuri Kagaku, 05 Aug. 1985

Presentations

In-situ visualization of Mn2+ ion dissolution in Zn-MnO2 battery
Nithya Hellar a; Arunkumar Dorai a; Masaki Okada b; Reiji Takekawa b; Miwa Murakami a; Takahisa Omata; Junichi Kawamura
18th Asian Conference on Solid State Ionics, 20 Mar. 2024

Positive electrode behavior of manganese oxide in acidic aqueous electrolytes
Masaki Okada; Masayuki Morita; Zempachi Ogumi; Takeshi Abe
12th Asian Conference on Electrochemical Power Sources, 21 May 2024

アルカリ性電解液中におけるMn酸化物の正極挙動
岡田昌樹; 森田昌行; 小久見善八; 安部武志
電気化学会第91回大会, 16 Mar. 2024

水系亜鉛負極電池用二酸化マンガンの正極挙動の解析
岡田昌樹; 森田; 昌行; 小久見善八; 安部武志
第64回電池討論会, 30 Nov. 2023

酸性電解液中におけるMn酸化物の正極挙動
岡田昌樹; 森田昌行; 小久見善八; 安部武志
電気化学会第90回大会, 27 Mar. 2023

各種水系電解液におけるMn酸化物の正極挙動
岡田昌樹; 森田昌行; 小久見善八; 安部武志
第63回電池討論会, 08 Nov. 2022

水系亜鉛負極電池用Mn酸化物の探索
岡田昌樹; 新倉順二; 森田昌行; 小久見善八; 安部武志
電気化学会第89回大会, 16 Mar. 2022

Synthesis and the Cathode Properties of Na3Fe3(PO4)4 for Sodium-Ion Battery
Masaki Okada; Kazuyuki Chiba; Osamu Matsunaga; Wataru Kobayashi; Toshiya Takahara; Ken-ichi Takahashi; Shigeto Okada
PRiME 2020, 04 Oct. 2020

Hydrothermal Synthesis and the Cathode Properties of Na3MPO4CO3 (M=Fe, Mn, Ni, Co) with Highly Concentrated Aqueous Electrolyte
Masaki Okada; Kazuyuki Chiba; Osamu Matsunaga; Wataru Kobayashi; Toshiya Takahara; Ken-ichi Takahashi; Ryo Sakamoto; Shigeto Okada
PRiME 2020, 04 Oct. 2020

Cathode Properties of Na3MPO4CO3 (M=Fe, Mn) with Highly Concentrated Aqueous Electrolyte
Masaki Okada; Wataru Kobayashi; Toshiya Takahara; Baowei Xie; Ryo Sakamoto; Yuki Fujita; Nobuto Oka; Tetsuaki Nishida; Ayuko Kitajou; Kousuke Nakamoto; Liwei Zhao; Shideto Okada
International Conference on Sodium Batteries 2019, 07 Nov. 2019

Study on Hydrothermal Synthesis of Polyanion-Type Electrode Materials for Sodiumu-Ion Batteries
Masaki Okada
2017 MRS Fall Meeting & Exhibit, 01 Dec. 2017

Synthesis and Electrochemical Properties of Li2MnO3- Li4Mn5O12 Binary System as Positive Electrode Materials for Lithium Ion Battery
Masaki Okada; Yuya Sakaguchi
PRiME 2016, 05 Oct. 2016

メソポーラスシリカ電解質膜の開発
岡田昌樹
高分子学会関東支部, 12 Jul. 2013

Applicability of Mesoporous SiO2 to Proton Exchange Membrane
Masaki Okada; Naoto Suzuki; Yasuhiro Fujii
PRiME 2008, 15 Oct. 2008

Application of SiO2 Proton Exchange Membrane to Fuel Cell Operating at High temperature and Low humidity
Masaki Okada; Naoto Suzuki; Yasuhiro Fujii
PRiME 2008, 14 Oct. 2008

リチウムイオン二次電池における正極材料の開発と信頼性・安全性の向上
リチウムイオン二次電池部材の設計と劣化・安全性の評価技術情報協会, 22 Sep. 2006

リチウムイオン電池用正極材料に関する話題
岡田昌樹
電気化学会九州支部トークインシャワーイン九州 2005, 11 Aug. 2005

The Relationship between the Structural Changes and the Capacity Retention on Oxygen Rich LiMn2O4 Type Cathode Materials during Cycling Studies by In situ X-Ray Diffraction
Xiao-Qing Yang; W-S. Yoon; M. Balasubramanian; James McBreen; B. H. Deng; X. Q. Wang; Masaki Yoshio; Masaki Okada
204th Electrochemical Society Meeting, 13 Oct. 2003

Study on Electrochemical and Thermal Stability of Modified LiMn Spinel Compounds for Lithium Ion Batteries
Masaki Okada; Naoto Suzuki; Kazuaki Yamamoto; Takayuki Shoji; Takashi Mouri; Masaki Yoshio
200th Electrochemical Society Meet, 04 Sep. 2001

リチウムイオン電池用LiMn2O4 正極材料
岡田昌樹
粉体工学会第36 回技術検討会, 27 Jun. 2001

リチウムイオン電池用正極材料
岡田昌樹
第57 回アドバンスト・バッテリー技術研究会, 16 Aug. 2000

Capacity Failure of Lithium Manganese Oxide Spinel Cathode at Elevated Temperature
Masaki Okada; Kunikazu Kamioka; Takashi Mouri; Masaki Yoshio
10th International Meeting on Lithium Batteries, 30 May 2000

Electrochemical performance of Lithium Manganese Oxide Spinels for Secondary Lithium Batteries at (3-4) - volt Region
Masaki Okada; Takashi Mouri; Masaki Yoshio
1999 Joint International Meeting (ECS, ECSJ, JSAP), 19 Oct. 1999

Synthesis and thermal stability of chemically delithiated lithium manganese oxide spinels
Masaki Okada; Takashi Mouri; Masaki Yoshio
1999 Joint International Meeting (ECS, ECSJ, JSAP), 19 Oct. 1999

Synthesis and Cathode Properties of Li1+xMn2O4 Spinels for Rechargeable Lithium Batteries
Masaki Okada; Takashi Mouri
ISE 49th Annual Meeting International Society of Electrochemistry, 16 Sep. 1998

Li イオン二次電池用LixMn2O4 正極材料
岡田昌樹
電子セラミック・プロセス研究, 14 Mar. 1998

The Synthesis and Cathode Properties of Lithium Manganese Oxide Spinels for Rechargeable Lithium Batteries
Masaki Okada; Takashi Mouri
1997 MRS Fall Meeting & Exhibit, 02 Dec. 1997

Synthesis and electrochemical characterization of Li( Ni・M )O2 ( M=Co, Ni ) cathode for rechargeable lithium batteries
Masaki Okada; Ken-ichi Takahashi; Takashi Mouri
8th International Meeting on Lithium Batteries, 18 Jun. 1996

Books and Other Publications

Lithium-Ion Batteries Science and Technology
Masaki Okada, Contributor, Chapter 23 LiMn2O4 as a Large Capacity Positive Material for Lithium-Ion Batteries
Springer, 2016

金属・空気二次電池の開発と最新技術
岡田昌樹; 芳尾真幸, Contributor, 第10 章空気極触媒としての各種MnO2 相とその合成方法
技術教育出版社, 2011

二次電池材料の開発
岡田昌樹; 野口英行; 芳尾真幸, Contributor, 第5 章マンガン系正極材料
シーエムシー出版, 2009

PEFC・DMFC・SOFC・リチウムイオン二次電池・電気二重層キャパシタ電池部材の高性能化と信頼性の向上
岡田昌樹; 藤井康浩, Contributor, 第7 節リチウムイオン二次電池の正極材料の設計
技術情報協会, 2007

電子とイオンの機能化学シリーズVol.3 次世代型リチウム二次電池
岡田昌樹, Contributor, 第2 章第1 節高電圧酸化物正極
エヌ・ティー・エス, 2003

リチウムイオン二次電池材料と応用第二版
岡田昌樹, Contributor, 17.5 リチウムイオン電池用LiMn2O4 系正極材料
日刊工業新聞社, 2000

リチウムイオン二次電池材料と応用
Contributor, 14.1 リチウムイオン電池正極材料の合成
日刊工業新聞社, 1996

Industrial Property Rights

特許7404502号, ナトリウム遷移金属リン酸塩及びその用途
喜多條鮎子; 山下真歩; 岡田昌樹; 小林渉; 高原俊也

特許6746961, 特開2016-190782, 特願2016-41519, マンガン酸化物およびその製造方法並びにこれを用いるリチウム二次電池
岡田昌樹

特許6680007, 特開2016-175827, 特願2016-49989, マンガン酸化物およびその製造法並びにこれを用いるリチウム二次電池
岡田昌樹

特許6680006, 特開2016-175826, 特願2016-49988, マンガン酸化物およびその製法並びにこれを用いるリチウム二次電池
岡田昌樹

特許6007601, 特開2013-28523, 特願2012-130909, マンガン酸化物の製造方法
大崎恭; 岡田昌樹

特許5825004, 特開2013-67671, 特願2011-204961, プロトン伝導性粉末および触媒組成物ならびにその用途
岡田昌樹; 深町正人

特許5741117, 特開2011-228288, 特願2011-68536, プロトン伝導性膜およびこれを用いた燃料電池
岡田昌樹; 深町正人

特許5482755, 特開2012-36085, 特願2011-205225, 新規リチウムマンガン複合酸化物及びその製造方法並びにその用途
岡田昌樹

特許5158300, 特開2007-165050, 特願2005-357722, プロトン伝導体用シリカ材料
岡田昌樹

特許4876316, 特開2002-226214, 特願2001-19023, 新規リチウムマンガン複合酸化物及びその製造方法並びにその用途
岡田昌樹

特許4544404, 特開2005-289720, 特願2004-106641, リチウムマンガン複合酸化物およびその製造方法並びにその用途
芳尾真幸; 岡田昌樹

特許4517462, 特開2002-1107, 特願2000-185922, 非水電解液処理用ゼオライト及び非水電解液の製造方法
岡田昌樹; 原田敦; 毛利隆

特許3921697, 特開平9-124321, 特願平7-285018, リチウムマンガンスピネル及びその製造方法並びにその用途
芳尾真幸; 岡田昌樹; 毛利隆

特許3702481, 特開平8-217451, 特願平7-47923, 針状マンガン複合酸化物及びその製造方法並びにその用途
岡田昌樹; 吉田節夫

特許3680340, 特開平8-217452, 特願平7-47924, マンガン複合酸化物及びその製造方法並びにその用途
岡田昌樹; 吉田節夫

特許3550783, 特開平8-37007, 特願平7-58817, リチウム含有遷移金属複合酸化物及びその製造方法並びにその用
芳尾真幸; 岡田昌樹; 毛利隆

特許3480037, 特開平6-99646, 特願平6-99646, 非晶質リチウムマンガン複合酸化物の製造方法及びその用途
芳尾真幸; 中村博吉; 岡田昌樹; 毛利隆

特許3425612, 特開平6-293513, 特願平4-318597, 苛性ソーダの製造方法
竹内紀男; 岡田昌樹

特許3259024, 特開平6-293988, 特願平4-318596, 苛性ソーダの製造方法
竹内紀男; 岡田昌樹

特許3235098, 特開平4-206354, 特願平2-329943, リチウムマンガン複合酸化物及びその製造法並びにその用途
岡田昌樹; 吉田節夫; 土井正治; 毛利隆

特許3232790, 特開平6-227820, 特願平5-185151, 新規マンガン酸化物及びその製造方法並びにその用途
岡田昌樹; 毛利隆

特許3198297, 特開平6-293986, 特願平4-318595, 苛性ソーダの製造方法
竹内紀男; 岡田昌樹

特許3079577, 特開平6-29019, 特願平2-411712, リチウム含有二酸化マンガン及びその製造方法並びにその用途
岡田昌樹; 吉田節夫; 土井正治; 毛利隆

特許3057755, 特開平4-198028, 特願平2-322351, リチウムマンガン複合酸化物の製造方法及びその用途
岡田昌樹; 吉田節夫; 土井正治; 毛利隆

特許3030764, 特開平9-86933, 特願平9-86933, スピネル型リチウムマンガン酸化物およびその製造方法並びにその用
岩田英一; 高橋健一; 岡田昌樹; 吉田節夫; 沢野雅典

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