Basic Information

Faculty

• 工学部

Professional Memberships

• 電池技術委員会
• イオン液体研究会
• 溶融塩委員会
• 電気化学会
• American Chemical Society
• The Electrochemical Society

Academic Degree

• 修士（エネルギー科学）(京都大学)
• 博士（エネルギー科学）(京都大学)

Academic Resume (Graduate Schools)

• 京都大学, 大学院エネルギー科学研究科博士後期課程エネルギー基礎科学専攻, 修了
• 京都大学, 大学院エネルギー科学研究科修士課程エネルギー基礎科学専攻, 修了

Academic Resume (Undergraduate School/Majors)

• 名古屋大学, 理学部化学科, 卒業

Research History

• From Nov. 2020, To Present

  Kyoto University, Graduate School of Energy Science
• From Dec. 2019, To Oct. 2020

  Research Fellow PD, Japan Society for the Promotion of Science
• From Apr. 2019, To Nov. 2019

  Research Fellow DC2, Japan Society for the Promotion of Science

Language of Instruction

• Japanese
• English
• Korean

ID,URL

• ORCID ID

  0000-0003-4800-3158

• J-Global ID

  202001021094895700

• Researcher number

  20900004

• External link

  http://www.echem.energy.kyoto-u.ac.jp/index.html

researchmap URL

• https://researchmap.jp/jinkwanghwang

Research

Research Topics, Overview of the research

• Research Topics

  Batteries, Electrolytes, Ionic liquids

Research Interests

• Batteries, electrolytes, ionic liquids, electrode materials

Research Areas

• Energy, Earth resource engineering, energy science, Batteries
• Nanotechnology/Materials, Energy chemistry, Batteries

Papers

• Enhanced Cycle Stability of LiNiO2 in a Highly Concentrated Ionic Liquid Electrolyte

  Huazhen Liu; Hiroki Maeda; Jinkwang Hwang; Kazuhiko Matsumoto

  ACS Applied Materials & Interfaces, 09 Oct. 2024, Peer-reviewed, Corresponding author

  
• Oxygen-Powered Sustainable FePO4 Preparation Routines for Sodium Metal Batteries with Li Acetate Recovery

  Fumiyasu Nozaki; Jinkwang Hwang; Martin Hoffmann Petersen; Jin Hyun Chang; Juan María García-Lastra; Kazuhiko Matsumoto

  Energy & Environmental Science, 30 Aug. 2024, Corresponding author

  
• The Rational Design of Low‐Barrier Fluorinated Aluminum Substrates for Anode‑Free Sodium Metal Battery

  Shengan Wu; Jinkwang Hwang; Kazuhiko Matsumoto; Rika Hagiwara

  Advanced Energy Materials, Dec. 2023, Peer-reviewed, Corresponding author

  
• Dendrite-free Na deposition: Effects of the Na metal state on the deposition/dissolution performance on β”-alumina solid electrolyte interface

  Jie Qiu; Di Wang; Jinkwang Hwang; Kazuhiko Matsumoto; Rika Hagiwara

  Journal of Power Sources, Aug. 2024, Peer-reviewed, Corresponding author

  
• Entropy-driven 60 mol% Li Electrolyte

  Shengan Wu Wu; Yuhi Nishigaki; Rika Hagiwara; Jinkwang Hwang; Kazuhiko Matsumoto

  Small, 03 Jun. 2024, Peer-reviewed, Corresponding author

  
• Intrinsic effects of electrolytes on lithium metal deposition and dissolution investigated through a separator-free cell

  Tomoki Takahashi; Di Wang; Jinkwang Hwang; Kazuhiko Matsumoto

  Energy Advances, 2024, Peer-reviewed, Invited, Corresponding author

  
• Boosting Lithium Ion Conduction of Carboxylate‐type Single‐Ion Conducting Polymers through Complexation with Ionic Liquids for Lithium‐Ion Batteries

  Dongwook Kim; Hideto Nakajima; Daisuke Inokuchi; Izumi Yamada; Jinkwang Hwang; Takeshi Abe; Kazuhiko Matsumoto; Naoki Inui

  Batteries & Supercaps, 17 Jun. 2024, Peer-reviewed

  
• Use of Ferrocenyl Ni(II) and Zn(II) Porphyrins as Active Organic Electrode Materials for Sodium Secondary Batteries

  Shaoning Zhang; Jinkwang Hwang; Quan Manh Phung; Kazuhiko Matsumoto; Rika Hagiwara; Ji‐Young Shin

  Batteries & Supercaps, 22 Mar. 2024, Peer-reviewed, Corresponding author

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• Between Promise and Practice: A Comparative Look at the Energy Density of Li Metal-Free Batteries and Li Metal Batteries

  Di Wang; Jie Qiu; Naoki Inui; Rika Hagiwara; Jinkwang Hwang; Kazuhiko Matsumoto

  ACS Energy Letters, 29 Nov. 2023, Peer-reviewed, Invited, Corresponding author

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• Unprotected organic cations – the dilemma of highly Li salt-concentrated ionic liquid electrolytes

  Shaoning Zhang; Shengan Wu; Jinkwang Hwang; Kazuhiko Matsumoto; Rika Hagiwara

  Journal of the American Chemical Society, Mar. 2024, Peer-reviewed, Corresponding author

  
• Sufficiently Enriched Dual‐Ion Batteries with Ferrocenyl Substituted Nickel(II) Norcorrole Organic Electrodes

  Shaoning Zhang; Jinkwang Hwang; Quan Manh Phung; Kazuhiko Matsumoto; Rika Hagiwara; Ji‐Young Shin

  Advanced Energy Materials, 15 Sep. 2023, Peer-reviewed, Corresponding author

  
• Practical level of low-N/P ratio sodium metal batteries: On the basis of deposition/dissolution efficiency in the aspects of electrolytes and temperature

  Shengan Wu; Tomoki Wada; Haruka Shionoya; Jinkwang Hwang; Kazuhiko Matsumoto; Rika Hagiwara

  Energy Storage Materials, Aug. 2023, Peer-reviewed, Corresponding author

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• Systematic Study of Aluminum Corrosion in Ionic Liquid Electrolytes for Sodium-Ion Batteries: Impact of Temperature and Concentration

  Huazhen Liu; Jinkwang Hwang; Kazuhiko Matsumoto; Rika Hagiwara

  ACS Applied Materials & Interfaces, 26 Jul. 2023, Peer-reviewed, Corresponding author

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• A Hexafluorophosphate‐Based Ionic Liquid as Multifunctional Interfacial Layer between High Voltage Positive Electrode and Solid‐State Electrolyte for Sodium Secondary Batteries

  Di Wang; Masaya Takiyama; Jinkwang Hwang; Kazuhiko Matsumoto; Rika Hagiwara

  Advanced Energy Materials, 22 Jun. 2023, Peer-reviewed, Corresponding author

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• Perspectives on critical properties of fullerene derivatives for rechargeable battery applications

  Changhee Lee; Youngho Seo; Jiye Han; Jinkwang Hwang; Il Jeon

  Carbon, Apr. 2023, Peer-reviewed, Corresponding author

  
• Mechanism of Reductive Fluorination by PTFE-Decomposition Fluorocarbon Gases for WO3

  Hiroki Yamamoto; Kohei Tada; Jinkwang Hwang; Daigorou Hirai; Zenji Hiroi; Kazuhiko Matsumoto; Rika Hagiwara

  Inorganic Chemistry, 06 Feb. 2023, Peer-reviewed

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• Delithiation of LiFePO4 with Cl2 Gas: Preparation of FePO4 for Sodium-Ion Batteries with High Li Recovery

  Fumiyasu Nozaki; Sho Shomura; Jinkwang Hwang; Kazuhiko Matsumoto; Rika Hagiwara

  ACS Sustainable Chemistry & Engineering, 23 Jan. 2023, Peer-reviewed, Corresponding author

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• Effects of Ion Fraction in an Inorganic Ionic Liquid Electrolyte on Performance of Intermediate-Temperature Operating Sodium-Sulfur Batteries

  Di WANG; Jinkwang HWANG; Keigo KUBOTA; Kazuhiko MATSUMOTO; Rika HAGIWARA

  Electrochemistry, 2023, Peer-reviewed

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• Multiphase Transformation of NaFeF3 During Desodiation and Sodiation

  Yayun Zheng; Shunta Jitto; Jinkwang Hwang; Kazuhiko Matsumoto; Rika Hagiwara

  ACS Applied Energy Materials, 31 Oct. 2022, Peer-reviewed

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• Electrode Potentials Part 2: Nonaqueous and Solid-State Systems

  Jinkwang HWANG; Takayuki YAMAMOTO; Atsushi SAKUDA; Kazuhiko MATSUMOTO; Kohei MIYAZAKI

  Electrochemistry, 31 Oct. 2022, Peer-reviewed, Lead author

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• Electrode Potentials Part 1: Fundamentals and Aqueous Systems

  Kazuhiko MATSUMOTO; Kohei MIYAZAKI; Jinkwang HWANG; Takayuki YAMAMOTO; Atsushi SAKUDA

  Electrochemistry, 31 Oct. 2022, Peer-reviewed

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• Inhibition of Aluminum Corrosion with the Addition of the Tris(pentafluoroethyl)trifluorophosphate Anion to a Sulfonylamide-Based Ionic Liquid for Sodium-Ion Batteries

  Jinkwang Hwang; Ikuma Aoyagi; Masaya Takiyama; Kazuhiko Matsumoto; Rika Hagiwara

  JOURNAL OF THE ELECTROCHEMICAL SOCIETY, Aug. 2022, Peer-reviewed, Lead author, Corresponding author

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• Ionic Liquid Electrolytes for Next-generation Electrochemical Energy Devices

  Yayun Zheng; Di Wang; Shubham Kaushik; Shaoning Zhang; Tomoki Wada; Jinkwang Hwang; Kazuhiko Matsumoto; Rika Hagiwara

  ENERGYCHEM, May 2022, Peer-reviewed, Corresponding author

  
• Cover Feature: Dual-Ion NiNc Battery: A Sustainable Revolution for Sodium Organic Batteries (Batteries & Supercaps 10/2021)

  Jinkwang Hwang; Kazuhiko Matsumoto; Rika Hagiwara; Shusaku Ukai; Hiroshi Shinokubo; Ji-Young Shin

  BATTERIES & SUPERCAPS, Oct. 2021

  
• Inducing Conductive Surface Layer on Nb2O5 via Ar-ion Bombardment: Enhanced Electrochemical Performance for Li-ion Batteries

  Shaoning Zhang; Jinkwang Hwang; Yuta Sato; Kazuhiko Matsumoto; Rika Hagiwara

  ACS Applied Energy Materials, 31 May 2022, Peer-reviewed, Corresponding author

  
• In Situ Orthorhombic to Amorphous Phase Transition of Nb2O5 and Its Temperature Effect on Pseudocapacitive Behavior

  Shaoning Zhang; Jinkwang Hwang; Kazuhiko Matsumoto; Rika Hagiwara

  ACS Applied Materials & Interfaces, 04 May 2022, Peer-reviewed, Corresponding author

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• Mixed alkali-ion transport and storage in atomic-disordered honeycomb layered NaKNi2TeO6

  Titus Masese; Yoshinobu Miyazaki; Josef Rizell; Godwill Mbiti Kanyolo; Chih-Yao Chen; Hiroki Ubukata; Keigo Kubota; Kartik Sau; Tamio Ikeshoji; Zhen-Dong Huang; Kazuki Yoshii; Teruo Takahashi; Miyu Ito; Hiroshi Senoh; Jinkwang Hwang; Abbas Alshehabi; Kazuhiko Matsumoto; Toshiyuki Matsunaga; Kotaro Fujii; Masatomo Yashima; Masahiro Shikano; Cédric Tassel; Hiroshi Kageyama; Yoshiharu Uchimoto; Rika Hagiwara; Tomohiro Saito

  Nature Communications, Dec. 2021, Peer-reviewed

  
• Dual‐Ion NiNc Battery: A Sustainable Revolution for Sodium

  Jinkwang Hwang; Kazuhiko Matsumoto; Rika Hagiwara; Shusaku Ukai; Hiroshi Shinokubo; Ji-Young Shin

  Batteries & Supercaps, 09 Aug. 2021, Peer-reviewed, Lead author, Corresponding author

  
• A β”‐Alumina/Inorganic Ionic Liquid Dual Electrolyte for Intermediate‐Temperature Sodium–Sulfur Batteries

  Di Wang; Jinkwang Hwang; Chi‐yao Chen; Keigo Kubota; Kazuhiko Matsumoto; Rika Hagiwara

  Advanced Functional Materials, 28 Jul. 2021, Peer-reviewed

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• Benefits of the Mixtures of Ionic Liquid and Organic Electrolytes for Sodium-ion Batteries

  Jinkwang Hwang; Huan Yang; Kazuhiko Matsumoto; Rika Hagiwara

  Journal of The Electrochemical Society, 01 Mar. 2021, Peer-reviewed, Lead author

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• Phase Evolution of Trirutile Li0.5FeF3 for Lithium-Ion Batteries

  Yayun Zheng; Shinya Tawa; Jinkwang Hwang; Yuki Orikasa; Kazuhiko Matsumoto; Rika Hagiwara

  Chemistry of Materials, 09 Feb. 2021, Peer-reviewed

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• Pseudo-solid-state electrolytes utilizing the ionic liquid family for rechargeable batteries

  Jinkwang Hwang; Kazuhiko Matsumoto; Chih-Yao Chen; Rika Hagiwara

  Energy & Environmental Science, 2021, Peer-reviewed, Lead author, Corresponding author

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• Sodium difluorophosphate: facile synthesis, structure, and electrochemical behavior as an additive for sodium-ion batteries

  Huan Yang; Jinkwang Hwang; Yuto Tonouchi; Kazuhiko Matsumoto; Rika Hagiwara

  Journal of Materials Chemistry A, 2021, Peer-reviewed

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• Improvement of Electrochemical Stability Using the Eutectic Composition of a Ternary Molten Salt System for Highly Concentrated Electrolytes for Na-Ion Batteries

  Hwang, J.; Sivasengaran, A.N.; Yang, H.; Yamamoto, H.; Takeuchi, T.; Matsumoto, K.; Hagiwara, R.

  ACS Applied Materials and Interfaces, 2021, Peer-reviewed, Lead author

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• Dual-ion charge–discharge behaviors of Na–NiNc and NiNc–NiNc batteries

  Jinkwang Hwang; Rika Hagiwara; Hiroshi Shinokubo; Ji-Young Shin

  Materials Advances, 2021, Peer-reviewed, Lead author

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• Electrolytes toward High‐Voltage Na 3 V 2 (PO 4 ) 2 F 3 Positive Electrode Durable against Temperature Variation

  Jinkwang Hwang; Kazuhiko Matsumoto; Rika Hagiwara

  Advanced Energy Materials, 26 Sep. 2020, Peer-reviewed, Lead author

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• Potassium Difluorophosphate as an Electrolyte Additive for Potassium-Ion Batteries

  Huan Yang; Chih-Yao Chen; Jinkwang Hwang; Keigo Kubota; Kazuhiko Matsumoto; Rika Hagiwara

  ACS Applied Materials & Interfaces, 12 Aug. 2020, Peer-reviewed

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• Ionic liquid electrolyte for room to intermediate temperature operating Li metal batteries: Dendrite suppression and improved performance

  Jinkwang Hwang; Haruki Okada; Ryutaro Haraguchi; Shinya Tawa; Kazuhiko Matsumoto; Rika Hagiwara

  Journal of Power Sources, Mar. 2020, Peer-reviewed, Lead author

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• N-Ethyl-N-propylpyrrolidinium Bis(fluorosulfonyl)amide Ionic Liquid Electrolytes for Sodium Secondary Batteries: Effects of Na Ion Concentration

  Huan Yang; Jinkwang Hwang; Yushen Wang; Kazuhiko Matsumoto; Rika Hagiwara

  The Journal of Physical Chemistry C, 12 Sep. 2019, Peer-reviewed

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• イオン液体を用いたエネルギー貯蔵デバイス (Energy Storage Devices Using Ionic Liquids)

  Jinkwang Hwang

  溶融塩および高温化学= Molten salts, Sep. 2019, Peer-reviewed

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• Na3V2(PO4)3@Carbon Nanofibers: High Mass Loading Electrode Approaching Practical Sodium Secondary Batteries Utilizing Ionic Liquid Electrolytes

  Jinkwang Hwang

  ACS Applied Energy Materials, 22 Apr. 2019, Peer-reviewed

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• NASICON vs. Na metal: a new counter electrode to evaluate electrodes for Na secondary batteries

  Jinkwang Hwang; Koki Takeuchi; Kazuhiko Matsumoto; Rika Hagiwara

  Journal of Materials Chemistry A, 2019, Peer-reviewed, Lead author

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• Advances in sodium secondary batteries utilizing ionic liquid electrolytes

  Kazuhiko Matsumoto; Jinkwang Hwang; Shubham Kaushik; Chih-Yao Chen; Rika Hagiwara

  Energy & Environmental Science, 2019, Peer-reviewed

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• Symmetric Cell Electrochemical Impedance Spectroscopy of Na2FeP2O7 Positive Electrode Material in Ionic Liquid Electrolytes

  Hwang, Jinkwang; Matsumoto, Kazuhiko; Hagiwara, Rika

  Journal of Physical Chemistry C, 2018, Peer-reviewed

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• Sodium Ion Batteries using Ionic Liquids as Electrolytes.

  Hagiwara, Rika; Matsumoto, Kazuhiko; Hwang, Jinkwang; Nohira, Toshiyuki

  Chemical record (New York, N.Y.), 2018, Peer-reviewed

  
• Na3V2(PO4)(3)/C Positive Electrodes with High Energy and Power Densities for Sodium Secondary Batteries with Ionic Liquid Electrolytes That Operate across Wide Temperature Ranges

  Hwang, Jinkwang; Matsumoto, Kazuhiko; Hagiwara, Rika

  Advanced Sustainable Systems, 2018, Peer-reviewed, Lead author

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• CuP2/C Composite Negative Electrodes for Sodium Secondary Batteries Operating at Room-to-Intermediate Temperatures Utilizing Ionic Liquid Electrolyte

  Kaushik, Shubham; Hwang, Jinkwang; Matsumoto, Kazuhiko; Sato, Yuta; Hagiwara, Rika

  Chemelectrochem, 2018, Peer-reviewed

  
• Crystalline maricite NaFePO4 as a positive electrode material for sodium secondary batteries operating at intermediate temperature

  Hwang, Jinkwang; Matsumoto, Kazuhiko; Orikasa, Yuki; Katayama, Misaki; Inada, Yasuhiro; Nohira, Toshiyuki; Hagiwara, Rika

  Journal of Power Sources, 2018, Peer-reviewed, Lead author

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• Poly(vinyl chloride) Ionic Liquid Polymer Electrolyte Based on Bis(fluorosulfonyl)Amide for Sodium Secondary Batteries

  Ab Rani, Mohd Azri; Hwang, Jinkwang; Matsumoto, Kazuhiko; Hagiwara, Rika

  Journal of the Electrochemical Society, 2017, Peer-reviewed

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• Electrochemical Sodiation-desodiation of Maricite NaFePO4 in Ionic Liquid Electrolyte

  Hwang, Jinkwang; Matsumoto, Kazuhiko; Nohira, Toshiyuki; Hagiwara, Rika

  Electrochemistry, 2017, Peer-reviewed

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• Strategies for Harnessing High Rate and Cycle Performance from Graphite Electrodes in Potassium-Ion Batteries

  Shubham Kaushik; Keigo Kubota; Jinkwang Hwang; Kazuhiko Matsumoto; Rika Hagiwara

  ACS Applied Materials & Interfaces, 18 Mar. 2022, Peer-reviewed

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• Electrochemical and Structural Behavior of Trirutile-Derived FeF3 During Sodiation and Desodiation

  Yayun Zheng; Jinkwang Hwang; Kazuhiko Matsumoto; Rika Hagiwara

  ACS Applied Energy Materials, 27 Feb. 2022, Peer-reviewed

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• Octaphyrin(1.0.1.0.1.0.1.0) as an Organic Electrode for Li and Na Rechargeable Batteries

  Jinkwang Hwang; Kazuhiko Matsumoto; Rika Hagiwara; Si‐Yu Liu; Ji‐Young Shin

  Small Methods, 25 Nov. 2021, Peer-reviewed, Lead author, Corresponding author

  
• Charge-discharge properties and reaction mechanism of cation-disordered rutile-type Li_1.2MnFe_1.2F_6.8

  Zheng, Y.; Hwang, J.; Matsumoto, K.; Hagiwara, R.

  Electrochimica Acta, 2021, Peer-reviewed

  

Misc.

• 持続可能な手法で作製したヘテロサイト型FePO4の金属電池用正極への応用

  野崎 史恭; 黄 珍光; 松本 一彦

  電気化学会第92回大会, Mar. 2025

  
• LiFePO₄の脱リチウム化手法における種々の酸化剤の影響

  山﨑 慧太; 野崎 史恭; 井上 馨太; 黄 珍光; 松本 一彦

  電気化学会第92回大会, Mar. 2025

  
• ナトリウムイオン電池用添加剤としてのホウ酸塩およびリン酸塩の評価

  鎌田 健太郎; 張 劭寧; 韓 断非; 新谷 航世; 黄 珍光; 松本 一彦

  電気化学会第92回大会, Mar. 2025

  
• Development of a facile evaluation method for the reversibility of lithium metal deposition/dissolution process

  鄭 乃夫; 王 帝; 黄 珍光; 松本 一彦

  電気化学会第92回大会, Mar. 2025

  
• Ionic Liquid Additives Enhance the Deposition and Dissolution Efficiency of Lithium Metal Negative Electrode

  Qiu Jie; Wang Di; Hwang Jinkwang; Matsumoto Kazuhiko

  電気化学会第92回大会, Mar. 2025

  
• Decomposition Behavior and Side-Chain Modulation of Organic Cations in Ionic Liquid Electrolytes for Sodium-Ion Batterie

  張 劭寧; 和田 裕貴; 呉 聖安; 吉井 一記; 黄 珍光; 松本 一彦

  電気化学会第92回大会, Mar. 2025

  
• Fluorine Chemistry in Energy Applications

  Kazuhiko Matsumoto; Kentaro Kamada; Taishi Kawabata; Yuki Shukuno; Shaoning Zhang; Jinkwang Hwang

  2tst European Symposium on Fluorine Chemistry, Aug. 2025, Invited

  
• Interfacial Effects of the Na Metal State on the Electrochemical Behavior on β"-Alumina Solid Electrolyte

  Jie Qiu; Di Wang; Jinkwang Hwang; Kazuhiko Matsumoto

  ECS Meeting Abstracts, 22 Nov. 2024

  
• (Invited) Ionic Liquids As Multifunctional Electrolytes for Sodium Secondary Batteries

  Kazuhiko Matsumoto; Jie Qiu; Di Wang; Huazhen Liu; Shaoning Zhang; Keisuke Murakami; Kousei Araya; Shengan Wu; Jinkwang Hwang

  ECS Meeting Abstracts, 22 Nov. 2024

  
• Adjusting coordination environments in ionic liquid electrolytes by modifying the ether chains of organic cations

  Shaoning Zhang; Hiroki Wada; Shengan Wu; Jinkwang Hwang; Kazuki Yoshii; Kazuhiko Matsumoto

  56回 溶融塩討論会 千葉, Nov. 2024

  
• アニオン混合による高リチウム濃度電解質の開発とリチウム析出溶解挙動にアニオン種が与える影響の評価

  西垣 勇飛; 呉 聖安; 黄 珍光; 松本 一彦

  56回 溶融塩討論会 千葉, Nov. 2024

  
• , Stabilizing Cycling Performance of LiNiO2 Electrodes with Highly Li-Concentrated Ionic Liquid Electrolytes

  Huazhen Liu; Hiroki Maeda; Jinkwang Hwang; Kazuhiko Matsumoto

  第 65回電池討論会 京都, Nov. 2024

  
• イオン液体電解質の還元分解に及ぼす有機カチオンの修飾とアニオン混合の影響

  和田裕貴; 張劭寧; 呉聖安; 桂木大輝; 吉井一記; 黄珍光; 松本一彦

  第 65回電池討論会 京都, Nov. 2024

  
• Enhancing Lithium Metal Battery Performance through Ammonium Ionic Liquid Additives

  Jie Qiu; Di Wang; Jinkwang Hwang; Kazuhiko Matsumoto

  第 65回電池討論会 京都, Nov. 2024

  
• アニオン混合による高リチウム濃度イオン液体電解質の開発とリチウム金属電池への応用

  西垣 勇飛; 呉 聖安; 黄 珍光; 松本 一彦

  第 65回電池討論会 京都, Nov. 2024

  
• 酸素ガスによるLiFePO4の脱リチウム化およびナトリウム二次電池用正極への応用

  野崎 史恭; 黄 珍光; 松本 一彦

  第 65回電池討論会 京都, Nov. 2024

  
• Effect of Ether-Side-Chain Modification of Organic Cation on Coordination Environments in Ionic Liquid Electrolytes

  Shaoning Zhang; Hiroki Wada; Shengan Wu; Jinkwang Hwang; Kazuki Yoshii; Kazuhiko Matsumoto

  第14回イオン液体討論会, 郡山, Nov. 2024

  
• Sustainable Production and Application of Heterosite FePO4 As a Positive Electrode for Sodium Secondary Batteries

  Fumiyasu Nozaki; Jinkwang Hwang; Kazuhiko Matsumoto

  ECS Meeting Abstracts, Oct. 2024

  
• Enhancement of Electrochemical Properties of Carboxylate-Based Single-Ion Conducting Polymers through Complexation with Ionic Liquids for Lithium-Ion Batteries

  Dongwook Kim; Shizuka Okada; Hideto Nakajima; Daisuke Inokuchi; Izumi Yamada; Jinkwang Hwang; Takeshi Abe; Makoto Ouchi; Kazuhiko Matsumoto; Naoki Inui

  ECS Meeting Abstracts, Oct. 2024

  
• Highly Li-Concentrated Ionic Liquid Electrolytes Enable High Stability of LiNiO2

  Huazhen LIU; Hiroki Maeda; Jinkwang Hwang; Kazuhiko Matsumoto

  ECS Meeting Abstracts, Oct. 2024

  
• Reassessing the Quantity of Lithium in Metal Batteries: The Less Is More Philosophy from Metal-Free to Metal Anode

  Di Wang; Jie Qiu; Naoki Inui; Rika Hagiwara; Jinkwang Hwang; Kazuhiko Matsumoto

  ECS Meeting Abstracts, Oct. 2024

  
• Interfacial Effects of the Na Metal State on the Electrochemical Behavior on βalumina

  Jie Qiu; Di Wang; Jinkwang Hwang; Kazuhiko Matsumoto

  PRiME 2024, Hawaii, USA, Oct. 2024

  
• Insight into Modulation of Ionic Liquids for Li-Ion Batteries: Unprotected Cation

  Jinkwang Hwang; Shaoning Zhang; Shengan Wu; Kazuhiko Matsumoto

  ECS Meeting Abstracts, Oct. 2024

  
• Insight into Modulation of Ionic Liquids for Na-Ion Batteries: Cation Modification

  Shaoning Zhang; Hiroki Wada; Shengan Wu; Jinkwang Hwang; Kazuki Yoshii; Kazuhiko Matsumoto

  ECS Meeting Abstracts, Oct. 2024

  
• Synthesis and Characterization of Dicationic Ionic Liquids with the Difluorophosphate Anion

  Kentaro Kamada; Toshiki Nokami; Naoki Inui; Hideto Nakajima; Kohei Nishimoto; Jinkwang Hwang; Kazuhiko Matsumoto

  ECS Meeting Abstracts, Oct. 2024

  
• Sustainable production of heterosite FePO4 using oxygen and application as a positive electrode for sodium secondary batteries

  Fumiyasu Nozaki; Jinkwang Hwang; Kazuhiko Matsumoto

  The 14th Japan-France Joint Seminar on Battery, Shimane, Sep. 2024

  
• Strategies to suppress the decomposition of organic cations in ionic liquid for Sodium-Ion Batteries

  Hiroki Wada; Shaoning Zhang; Jinkwang Hwang; Kazuki Yoshii; Kazuhiko Matsumoto

  The 14th Japan-France Joint Seminar on Battery, Shimane, Sep. 2024

  
• 高Liイオン濃度イオン液体の開発とリチウム金属電池への応用

  西垣 勇飛; 呉 聖安; 黄 珍光; 松本 一彦

  25 回化学電池材料研究会ミーティング, 東京, Jun. 2024

  
• Unprotected Organic Cations and its Decomposition Behavior in Highly Li-concentrated Ionic Liquid Electrolyte

  Shaoning Zhang; Shengan Wu; Jinkwang Hwang; Kazuhiko Matsumoto

  第 25 回化学電池材料研究会ミーティング, 東京, Jun. 2024

  
• Unprotected Organic Cations in Highly Li-Concentrated Ionic Liquid Electrolytes

  Shaoning Zhang; Shengan Wu; Jinkwang Hwang; Kazuhiko Matsumoto

  8th Asia-Pacific Conference on Ionic Ionic Liquids and Green Processes, 13 May 2024

  
• Improved stability of LiNiO2 electrodes in highly Li-concentrated ionic liquid electrolytes

  Hauzhen Liu; Hiroki Maeda; Jinkwang Hwang; Kazuhiko Matsumoto

  8th Asia-Pacific Conference on Ionic Ionic Liquids and Green Processes, 13 May 2024

  
• Ionic Liquids as Multifunctional Electrolytes for Sodium Secondary Battery Applications

  Kazuhiko Matsumoto; Jie Qiu; Di Wang; Huazhen Liu; Shaoning Zhang; Keisuke Murakami; Kosei Araya; Shengan Wu; Jinkwang Hwang

  8th Asia-Pacific Conference on Ionic Ionic Liquids and Green Processes, 13 May 2024

  
• Ionic Liquid Electrolytes and Interfacial Behaviors for High-Energy Metal Batteries

  Shengan Wu; Yuhi Nishigaki; Jinkwang Hwang; Kazuhiko Matsumoto

  8th Asia-Pacific Conference on Ionic Ionic Liquids and Green Processes, 11 May 2024

  
• Fluorinated Aluminum Substrates with Low Barriers for Na Deposition/Dissolution in Anode-Free Sodium Metal Batteries

  WU SHENGAN; Hwang Jinkwang; Matsumoto Kazuhiko; Hagiwara Rika

  電気化学会91回大会, 14 Mar. 2024

  
• Electrochemical behavior of the liquid-state Na metal negative electrode on β”-alumina solid electrolyte

  Qiu Jie; Wang Di; Hwang Jinkwang; Matsumoto Kazuhiko; Hagiwara Rika

  電気化学会91回大会, 14 Mar. 2024

  
• PO2F2-アニオンを対アニオンとするジカチオンイオン液体の合成と物性評価

  鎌田 健太郎; 野上 敏材; 中島 秀人; 乾 直樹; 黄 珍光; 松本 一彦; 萩原 理加

  電気化学会91回大会, 14 Mar. 2024

  
• ヘテロサイト型FePO4の持続可能な作製およびナトリウム二次電池用正極への応用

  野崎 史恭; 黄 珍光; 松本 一彦; 萩原 理加

  電気化学会91回大会, 14 Mar. 2024

  
• 種々の酸化剤を用いたNa2FeP2O7の化学的酸化および電気化学的評価

  井上 馨太; 野崎 史恭; 黄 珍光; 松本 一彦; 萩原 理加

  電気化学会91回大会, 14 Mar. 2024

  
• Stabilized cycle performance of LiNiO2 positive electrode in highly Li-concentrated ionic liquid electrolytes

  劉 樺珍; 前田 浩希; 黄 珍光; 松本 一彦; 萩原 理加

  電気化学会91回大会, 14 Mar. 2024

  
• Decomposition behavior of unprotected organic cations in ionic liquid electrolytes on graphite negative electrodes

  張 劭寧; 呉 聖安; 黄 珍光; 松本 一彦; 萩原 理加

  電気化学会91回大会, 14 Mar. 2024

  
• Fluorinated Aluminum Substrate for Improved Performance of Anode‑Free Sodium Metal Batteries

  呉 聖安; 黄 珍光; 松本 一彦; 萩原 理加

  64回電池討論会, 30 Nov. 2023

  
• Effects of the physical state of sodium metal on its stripping/plating behavior on β”-alumina solid electrolyte

  Qiu Jie; Wang Di; 黄 珍光; 松本 一彦; 萩原 理加

  64回電池討論会, 28 Nov. 2023

  
• Reductive Decomposition Behavior of Less Coordinated Organic Cations on Graphite Electrodes in Ionic Liquids

  張 劭寧; 呉 聖安; 黄 珍光; 松本 一彦; 萩原 理加

  64回電池討論会, 28 Nov. 2023

  
• FSA 系イオン液体中におけるリチウム析出溶解挙動にアニオン種が与える影響

  西垣 勇飛; 呉 聖安; 黄 珍光; 松本 一彦; 萩原 理加

  第13回イオン液体討論会, 21 Nov. 2023

  
• Performance of liquid-state sodium metal negative electrode for sodium secondary battery utilizing β”-alumina and ionic liquid dual electrolytes

  Jie Qiu、Di Wang; Jinkwang Hwang; Kazuhiko Matsumoto; Rika Hagiwara

  第13回イオン液体討論会, 21 Nov. 2023

  
• Effect of Li Salt Concentrations on Interaction Between Organic Cations and FSA− Anions in Ionic Liquid Electrolytes

  Shaoning Zhang; Shengan Wu; Jinkwang Hwang; Kazuhiko Matsumoto; Rika Hagiwara

  第13回イオン液体討論会, 21 Nov. 2023

  
• Enhancing oxidation stability of sodium-ion batteries using solid-state electrolyte via a novel PF6-based ionic liquid

  Jinkwang Hwang; Di Wang; Masaya Takiyama; Kazuhiko Matsumoto; Rika Hagiwawra

  8th International Conference on Sodium Batteries, 21 Sep. 2023

  
• LiFePO4の塩素ガスによる脱リチウム化およびナトリウム二次電池正極への応用

  野崎 史恭; 黄 珍光; 松本 一彦; 萩原 理加

  第24回化学電池材料研究会ミーティング, 06 Jun. 2023

  
• Na metal deposition/dissolution behavior in ionic liquid electrolytes for low N/P ratio sodium metal batteries

  Shengan Wu; Tomoki Wada; Haruka Shionoya; Jinkwang Hwang; Kazuhiko Matsumoto; Rika Hagiwara

  第24回化学電池材料研究会ミーティング, 06 Jun. 2023

  
• イオン液体を電解液に使用したナトリウム金属二次電池の開発

  前田 浩希; 黄 珍光; 松本 一彦; 萩原 理加

  第12 回イオン液体討論会, Nov. 2022

  
• Corrosion behavior of aluminum current collector in ionic liquid electrolytes for sodium-ion batteries

  Hauzhen Liu; Jinkwang Hwang; Kazuhiko Matsumoto; Rika Hagiwara

  第12 回イオン液体討論会, Nov. 2022

  
• A PF6-Based Ionic Liquid Improving Positive Electrode/Solid-State Electrolyte Interface Properties for High-Voltage Sodium Batteries

  Di Wang; Masaya Takiyama; Jinkwang Hwang; Kazuhiko Matsumoto; Rika Hagiwara

  63回電池討論会, Nov. 2022

  
• 塩素ガスによるオリビン型LiFePO4の脱リチウム化およびナトリウムイオン電池用正極としての応用

  野崎 史恭; 庄村 渉; 黄 珍光; 松本 一彦; 萩原 理加

  63回電池討論会, Nov. 2022

  
• Investigating the efficiency of Na deposition/dissolution in liquid electrolytes toward long-cycling sodium metal batteries

  Shengan Wu, Tomoki Wada, Haruka Shionoya, Jinkwang Hwang, Kazuhiko Matsumoto, Rika Hagiwara

  63回電池討論会, Nov. 2022

  
• Introduction of Conductive NbOx Species ­on Nb2O5 ­Surface via Ar-Ion Bombardment

  Shaoning Zhang; Jinkwang Hwang; Yuta Sato; Kazuhiko Matsumoto; Rika Hagiwara

  63回電池討論会, Nov. 2022

  
• 柔粘性イオン結晶による固体電解質の界面性能の向上

  髙 見建, 黄 珍光, 松本 一彦, 萩原 理加, 中島 秀人, 乾 直樹

  63回電池討論会, Nov. 2022

  
• Enhancing Positive Electrode/Solid-State Electrolyte Compatibility for High-Voltage Sodium Batteries Using a PF6-Based Ionic Liquid

  王 帝; 滝山 雅也; 黄 珍光; 松本 一彦; 萩原 理加

  第12 回イオン液体討論会, Nov. 2022

  
• ナトリウムイオン電池用イオン液体電解液中における炭素電極上での SEI の形成過程

  桂木 大輝; 水野 将希; 黄 珍光; 窪田 啓吾; 松本 一彦; 萩原 理加

  54回溶融塩討論会, Sep. 2022

  
• ナトリウム二次電池における炭素電極上での SEI 形成過程

  桂木 大輝; 水野 将希; 黄 珍光; 松本 一彦; 窪田 啓吾; 萩原 理加

  第 23 回化学電池材料研究会ミーティング, 15 Jun. 2022

  
• Ar-ion Bombardment on Nb2O5 Introduce Electronically Conductive Surgace Layer

  Shaoning Zhang; Jinkwang Hwang; Yuta Sato; Kazuhiko Matsumoto; Rika Hagiwara

  第 23 回化学電池材料研究会ミーティング, 15 Jun. 2022

  
• イオン液体を電解質に用いたナトリウム二次電池 3E10

  萩原 理加; 松本 一彦; 黄 珍光

  89回電気化学会大会, 17 Mar. 2022

  
• The effect of Li[FSA] concentration in an ionic liquid electrolyte on stable cycling of trirutile Li0.5FeF3 3G07

  Yayun Zheng; Matumoto Nana; Jinkwang Hwang; Kazuhiko Matsumoto; Rika Hagiwara

  第 89回電気化学会大会, 17 Mar. 2022

  
• イオン液体電解質中における炭素電極上のSEI形成に関する考察 3E16

  桂木 大輝; 水野 将希; 黄 珍光; 松本 一彦; 萩原 理加

  第 89回電気化学会大会, 17 Mar. 2022

  
• Effect of Temperature on Ultrafast Pseudocapacitive Behavior of Nb2O5 and Lithium Storage Mechanism 2J03

  張 劭寧; 黄 珍光; 松本 一彦; 萩原 理加

  89回電気化学会大会, 17 Mar. 2022

  
• A Dual Electrolyte for Intermediate-temperature Na-S Batteries Integrated with Inorganic Ionic Liquid and β”-Alumina 3Q06

  Di Wang; Jinkwang Hwang; Chi-yao Chen; Keigo Kubota; Kazuhiko Matsumoto; Rika Hagiwara

  89回電気化学会大会, 17 Mar. 2022

  
• Highly Concentrated Electrolyte for Na-ion Batteries Based on the Ternary Molten Salt of Eutectic Composition

  Jinkwang Hwang; Ashvini Nair Sivasengaran; Huan Yang; Hiroki Yamamoto; Takashi Takeuchi; Kazuhiko Matsumoto; Rika Hagiwara

  Materials Research Meeting 2021, 14 Dec. 2021

  
• An Intermediate-temperatures Operating Sodium-sulfur Batteries utilizing a β”-Alumina and Inorganic Ionic Liquid Dual Electrolyte 2H15

  Di Wang, Jinkwang Hwang, Kazuhiko Matsumoto, Rika Hagiwara

  01 Dec. 2021

  
• Electrochemical properties and behavior of trirutile-derived FeF3 as a cathode for sodium batteries 2H02

  Yayun Zheng, Shinya Tawa, Jinkwang Hwang, Kazuhiko Matsumoto, Rika Hagiwara,

  01 Dec. 2021

  
• イオン液体電解質を用いたナトリウム金属二次電池 2H06

  和田 知樹; 黄 珍光; 松本 一彦; 萩原 理加

  01 Dec. 2021

  
• Temperature Effect on Pseudocapacitive Response of Nb2O5 Utilizing Ionic Liquid Electrolyte 1B16

  張 劭寧、黄 珍光、松本 一彦、萩原 理加,, 30 Nov. 2021

  
• Electrochemical properties of trirutile Li0.5FeF3 at elevated temperature using an ionic liquid electrolyte 2P02B

  Yayun Zheng; Shinya Tawa; Jinkwang Hwang; Kazuhiko Matsumoto; Rika Hagiwara

  第11 回イオン液体討論会, 19 Nov. 2021

  
• An Inorganic Ionic Liquid and β”-Alumina Dual Electrolyte for Sodium-sulfur Batteries Operating at Intermediate Temperature

  Di Wang; Jinkwang Hwang; Chi-yao Chen; Keigo Kubota; Kazuhiko Matsumoto; Rika Hagiwara

  第53回溶融塩化学討論会, 19 Nov. 2021

  
• 高い酸化安定性を持つナトリウム二次電池用[PF6]系イオン液体電解液の開発 1P02B

  第11 回イオン液体討論会, 18 Nov. 2021

  
• Sodium-sulfur Batteries with a β”-Alumina and Inorganic Ionic Liquid Double-Layer Electrolyte Operating at Intermediate Temperatures

  Di Wang; Jinkwang Hwang; Chi-yao Chen; Keigo Kubota; Kazuhiko Matsumoto; Rika Hagiwara

  第22回化学電池材料研究会ミーティング, Jun. 2021

  
• Electrochemical behaviors of trirutile Li0.5FeF3 for a positive electrode material of lithium-ion batteries

  Yayun Zheng; Shinya Tawa; Jinkwang Hwang; Kazuhiko Matsumoto; Rika Hagiwara

  第22回化学電池材料研究会ミーティング, Jun. 2021

  
• イオン液体を電解液に用いた中温作動ナトリウム金属二次電池の開発

  和田 知樹; 黄 珍光; 松本 一彦; 萩原 理加

  第 22回化学電池材料研究会ミーティング, Jun. 2021

  
• Ionic Liquid Electrolyte Suppresses Li Dendrite and Enables Li Metal Battery

  黄珍光; 原口 隆太郎; 岡田 春輝; 田和 慎也; 松本 一彦; 萩原 理加

  第52回溶融塩化学討論会, Nov. 2020

  
• Oxidative Stability of Electrolytes Against Temperature Variation for High-voltage Sodium Secondary Batteries

  Jinkwang Hwang; Kazuhiko Matsumoto; Rika Hagiwara

  第 61回電池討論会, Nov. 2020

  
• Electrochemical Behavior of Trirutile Li0.5FeF3 in Ionic Liquid Electrolyte

  Yayun Zheng; Jinkwang Hwang; Kazuhiko Matsumoto; Rika Hagiwara

  第 61回電池討論会, Nov. 2020

  
• N-Ethyl-N-propylpyrrolidinium Bis(fluorosulfonyl)amide ionic liquid electrolytes with high Na molar fraction for sodium secondary batteries

  Huan Yang; Jinkwang Hwang; Yushen Wang; Kazuhiko Matsumoto; Rika Hagiwara

  MRM2019, Dec. 2019

  
• A Novel NASICON-Type Counter Electrode for Na Secondary Batteries

  Jinkwang Hwang; Koki Takeuchi; Kazuhiko Matsumoto

  電気化学会関西支部・東海支部合同シンポジウム, Sep. 2019

  
• Enhanced electrode performance of sodium secondary batteries by intermediate temperature operation using ionic liquid electrolytes

  Kazuhiko Matsumoto; Jinkwang Hwang; Shubham Kaushik; Xinyue Zhang; Huan Yang; Yushen Wang; Takashi Takeuchi; Xufeng Luo; Shunta Jitto; Rika Hagiwara

  The 5th International Conference on Sodium Batteries, Nov. 2018

  
• Na3V2(PO4)3 Carbon Nanofibers Composite Electrode: Effects of Mass Loading on Electrochemical Performance

  Jinkwang Hwang; Kazuhiko Matsumoto; Rika Hagiwara

  The 5th International Conference on Sodium Batteries, Nov. 2018

  
• The Na[N(SO2F)2]-[N-ethyl-N-methylpyrrolidinium][N(SO2F)2] ionic liquid electrolytes with high sodium ion fraction for sodium secondary batteries

  Huan Yang; Jinkwang Hwang; Yushen Wang; Kazuhiko Matsumoto; Rika Hagiwara

  the 6th Asian-Pacific Conference on Ionic Liquids & Green Processes, Oct. 2018

  
• Fabrication of Na3V2(PO4)3/C as a Positive Electrode with High Power Densities for Sodium Secondary Battery Utilizing Ionic Liquid Electrolyte

  inkwang Hwang; Kazuhiko Matsumoto; Rika Hagiwara

  19th International Meeting on Lithium Batteries, Jun. 2018

  
• CuP2/C as a Negative Electrode for Sodium Secondary Batteries using Ionic Liquid Electrolyte

  Shubham Kaushik; Jinkwang Hwang; Kazuhiko Matsumoto; Rika Hagiwara

  第 85回電気化学会大会, Mar. 2018

  
• Na3V2(PO4)3/C Positive Electrode with High Power and Energy Densities for Sodium Secondary Battery Utilizing Ionic Liquid Electrolyte

  Jinkwang Hwang; Kazuhiko Matsumoto; Rika Hagiwara

  4th International Conference on Sodium Batteries, Nov. 2017

  
• イオン液体を用いた高性能かつ高エネルギー密度NASICON系ナトリウム二次電池用正極に関する研究

  Jinkwang Hwang; Kazuhiko Matsumoto; Rika Hagiwara

  第 8回イオン液体討論会, Nov. 2017

  
• イオン液体を用いたNASICON系ナトリウム二次電池用正極の充放電特性

  Jinkwang Hwang; Kazuhiko Matsumoto; Rika Hagiwara

  回関西電気化学研究会, Nov. 2017

  
• High Performance CuP2/C Composite as a Negative Electrode for Intermediate-temperature Operating Sodium Secondary Batteries using Ionic Liquid Electrolyte

  Shubham Kaushik; Jinkwang Hwang; Kazuhiko Matsumoto; Rika Hagiwara

  第8回イオン液体討論会, Nov. 2017

  
• Ionic Liquid Electrolytes for Intermediate Operation of Na Secondary Batteries

  Kazuhiko Matsumoto; Jinkwang Hwang; Tomohiro Kiko; Takafumi Hosokawa; Chih-Yao Chen; Toshiyuki Nohira; Rika Hagiwara

  Iumrs-icam 2017, Sep. 2017

  
• Improved Battery Performance by Intermediate-temperature Operation Using Ionic Liquid Electrolytes

  Kazuhiko Matsumoto; Haruki Okada; Tomohiro Kiko; Takafumi Hosokawa; Chih-Yao Chen; Jinkwang Hwang; Toshiyuki Nohira; Rika Hagiwara

  第 57回電池討論会, Nov. 2016

  
• LiFePO4の脱リチウム化およびナトリウムイオン電池用正極への応用

  野崎 史恭; 黄 珍光; 松本 一彦; 萩原 理加

  64回電池討論会, 30 Nov. 2013

  
• Influence of temperature and salt concentration on aluminum corrosion in sulfonylamide-based ionic liquids

  Liu Huazhen; 黄 珍光; 松本 一彦; 萩原 理加

  64回電池討論会, 30 Nov. 2013

  
• Electrolytes and temperature effects on Na metal deposition/dissolution efficiency for low N/P ratio sodium metal batteries

  Shengan Wu; Tomoki Wada; Jinkwang Hwang; Haruka Shionoya; Kazuhiko Matsumoto; Rika Hagiwara

  2023 Joint Symposium on Molten Salts

  
• Comprehending the corrosion of aluminum current collector in ionic liquid electrolytes for sodium-ion batteries

  Huazhen Liu; Jinkwang Hwang; Kazuhiko Matsumoto; Rika Hagiwara

  2023 Joint Symposium on Molten Salts

  
• Effect of the physical state of sodium metal anode on the performance of a sodium secondary battery utilizing β”-alumina and ionic liquid electrolytes

  Jie Qiu; Di Wang; Jinkwang Hwang; Kazuhiko Matsumoto; Rika Hagiwara

  2023 Joint Symposium on Molten Salts

  
• Effect of Temperature on Lithium Storage Mechanisms in Niobium Oxides Using Ionic Liquid Electrolyte

  Shaoning Zhang; Jinkwang Hwang; Kazuhiko Matsumoto; Rika Hagiwara

  2023 Joint Symposium on Molten Salts

  
• Heterosite FePO4 positive electrode materials prepared by delithiation of LiFePO4 using Cl2

  Fumiyasu Nozaki; Jinkwang Hwang; Kazuhiko Matsumoto; Rika Hagiwara

  8th International Conference on Sodium Batteries

  
• Sodium and lithium storage properties of an amorphized niobium oxide at intermediate temperature using ionic liquid electrolyte

  Shaoning Zhang; Jinkwang Hwang; Kazuhiko Matsumoto; Rika Hagiwara

  8th International Conference on Sodium Batteries

  
• Enhancing Na Metal Deposition/Dissolution Efficiency in Low N/P Ratio Sodium Metal Batteries: Insights into Electrolytes and Temperature Effects

  Shengan Wu; Tomoki Wada; Haruka Shionoya; Jinkwang Hwang; Kazuhiko Matsumoto; Rika Hagiwara

  8th International Conference on Sodium Batteries

  
• Corrosion behavior of Al current collector in ionic liquid electrolytes for sodium-ion batteries

  Hauzhen Liu; Jinkwang Hwang; Kazuhiko Matsumoto; Rika Hagiwara

  8th International Conference on Sodium Batteries

  
• Intermediate-Temperature Operation of Sodium Secondary Batteries with High Rate Capability and Cyclability Using Ionic Liquid Electrolyte

  K. Matsumoto; C. Y. Chen; T. Kiko; J. Hwang; T. Hosokawa; T. Nohira; R. Hagiwara

  MOLTEN SALTS AND IONIC LIQUIDS 20, 2016

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• Improvement on Electrochemical Performance and Safety Using Mixtures of Ionic Liquid and Conventional Organic Electrolyte for Sodium-Ion Batteries

  Jinkwang Hwang; Yang Huan; Kazuhiko Matsumoto; Rika Hagiwara

  ECS Meeting Abstracts, 23 Nov. 2020

  
• High Performance Sodium Secondary Batteries Using Ionic Liquid Electrolytes

  Kazuhiko Matsumoto; Jinkwang Hwang; Shubham Kaushik; Rika Hagiwara

  ECS Meeting Abstracts, 23 Nov. 2020

  
• Behaviors of FeS₂ Positive Electrode in Intermediate-temperature Operating Lithium Metal Batteries using Ionic Liquid Electrolyte

  原口隆太郎; HWANG Jinkwang; 松本一彦; 萩原理加

  電気化学会大会講演要旨集(CD-ROM), 2020

  
• Electrochemical Stability of Electrolytes on High-voltage Na₃V₂(PO₄)₂F₃ Positive Electrode

  HWANG Jinkwang; MATSUMOTO Kazuhiko; MATSUMOTO Kazuhiko; HAGIWARA Rika; HAGIWARA Rika

  電気化学会大会講演要旨集(CD-ROM), 2020

  
• Na二次電池試験用半電池の対極としてのNa_3-xV₂(PO₄)₃の性能

  竹内巧起; HWANG Jinkwang; 松本一彦; 萩原理加

  化学電池材料研究会ミーティング講演要旨集, 2019

  
• High Coulombic Efficiency Observed for a Na₃V₂(PO₄)₂F₃ Positive Electrode Using Ionic Liquid Electrolyte

  HWANG Jinkwang; MATSUMOTO Kazuhiko; MATSUMOTO Kazuhiko; HAGIWARA Rika; HAGIWARA Rika

  電気化学会大会講演要旨集(CD-ROM), 2019

  
• Ionic liquid electrolytes with high sodium ion fraction for high-rate and long-life Na secondary batteries

  YANG Huan; HWANG Jinkwang; WANG Yushen; TAKEUCHI Koki; MATSUMOTO Kazuhiko; HAGIWARA Rika

  電気化学会大会講演要旨集(CD-ROM), 2019

  
• NASICON型電極のNa二次電池用対極としての電気化学性能

  竹内巧起; HWANG Jinkwang; 松本一彦; 萩原理加

  電気化学会大会講演要旨集(CD-ROM), 2019

  
• The preparation of Na₃V₂(PO₄)₃-NaV₂(PO₄)₃ electrode and electrochemical behaviors as a counter electrode for half-cell tests

  竹内巧起; HWANG Jinkwang; 松本一彦; 萩原理加

  電池討論会PDF要旨集(CD-ROM), 2019

  
• Nano-Structure Analysis of Fe-LiF Mixed Thin Film Cathodes by Small-angle X-ray Scattering Method

  堀博伸; HWANG Jinkwang; 田和慎也; 松本一彦; 萩原理加; 岡田重人

  電池討論会PDF要旨集(CD-ROM), 2019

  
• 鉄系材料を正極に用いた中低温作動リチウム金属電池の開発

  原口隆太郎; HWANG Jinkwang; 松本一彦; 萩原理加

  溶融塩化学討論会講演要旨集(CD-ROM), 2019

  
• Fabrication of Na₃V₂(PO₄)₃ as a Positive Active Material for Intermediate-temperature Sodium Secondary Batteries

  HWANG Jinkwang; MATSUMOTO Kazuhiko; HAGIWARA Rika

  電気化学会大会講演要旨集(CD-ROM), 2018

  
• Copper-phosphide Carbon Composite as a High Performance Negative Electrode for Sodium Secondary Batteries using Ionic Liquid Electrolyte

  KAUSHIK Shubham; HWANG Jinkwang; MATSUMOTO Kazuhiko; SATO Yuta; HAGIWARA Rika

  電気化学会大会講演要旨集(CD-ROM), 2018

  
• Maricite NaFePO₄ Positive Electrode Material for Intermediate-Temperature Sodium Secondary Batteries

  HWANG Jinkwang; MATSUMOTO Kazuhiko; KATAYAMA Misaki; INADA Yasuhiro; NOHIRA Toshiyuki; HAGIWARA Rika

  Memoirs of the SR Center, Ritsumeikan University, 2018

  
• Na₃V₂(PO₄)₂F₃/C a Positive Electrode for Na Secondary Batteries in Ionic Liquid Electrolyte

  HWANG Jinkwang; MATSUMOTO Kazuhiko; HAGIWARA Rika

  電池討論会講演要旨集, 2018

  
• Maricite NaFePO₄ as a positive electrode active material for sodium secondary batteries using ionic liquid electrolytes

  HWANG Jinkwang; MATSUMOTO Kazuhiko; NOHIRA Toshiyuki; HAGIWARA Rika

  電気化学会大会講演要旨集(CD-ROM), 2017

  
• Electrochemical Behavior of Maricite NaFePO₄ as a Positive Electrode Active Material for Na Secondary Batteries Operating at Intermediate-temperatures

  HWANG Jinkwang; MATSUMOTO Kazuhiko; NOHIRA Toshiyuki; HAGIWARA Rika

  化学電池材料研究会ミーティング講演要旨集, 2017

  
• CuP₂/C Composite Material as High Performance Negative Electrode for Sodium Secondary Battery using Ionic Liquid Electrolyte

  KAUSHIK Shubham; HWANG Jinkwang; MATSUMOTO Kazuhiko; HAGIWARA Rika

  電池討論会講演要旨集, 2017

  
• Energy storage devices based on ionic liquid electrolyte operating at intermediate temperatures

  萩原理加; 松本一彦; 田和慎也; HWANG Jinkwang; KAUSHIK Shubham; 実藤俊太; WANG Yushen; 野平俊之; 山本貴之; 坂口裕樹; 坂口裕樹; 薄井洋行; 薄井洋行; 道見康弘; 道見康弘; 薮内直明; ZHAO Wenwen

  電池討論会講演要旨集, 2017

  

Presentations

• Sustainable Synthesis of FePO4 for Sodium Batteries

  Jinkwang Hwang

  Special Lecture, Sungkyunkwan University, 20 Jan. 2025, Invited

  
• Electrolyte and Interface for Sodium Batteries

  Jinkwang Hwang

  Special Lecture, Korea Electrotechnology Research Institute, 26 Dec. 2024, Invited

  
• Interface and Materials Design for Metal Batteries

  Jinkwang Hwang

  Special Lecture, Chonnam National University, 09 Aug. 2024, Invited

  
• Future Batteries and Ionic liquid Electrolyte

  Jinkwang Hwang

  Special Lecture, Sooncyunhyang University, 06 Aug. 2024, Invited

  
• Sodium Metal Batteries With Ionic Liquid Electrolytes

  Jinkwang Hwang

  Special Lecture, Sejong University, 01 Mar. 2024, Invited

  
• Next Generation Batteries

  Jinkwang Hwang

  Special Lecture, LG Chemistry, 29 Feb. 2024, Invited

  
• Advanced Electrolytes Using Ionic Liquid Sodium Secondary Batteries

  Jinkwang Hwang

  Special Lecture, Chonnam National University, 01 May 2023, Invited

  
• Utilization of Ionic liquid Electrolyte for Sodium Secondary Batteries

  黄 珍光

  次世代ESICBセミナー, 24 Feb. 2022, Invited

  
• Ionic Liquid Electrolytes for Advanced Secondary Batteries

  Jinkwang Hwang; Di Wang; Shengan Wu; Huazhen Liu; Shaoning Zhang; Hiroki Wada; Kosei Araya; Kazuhiko Matsumoto

  8th Asia-Pacific Conference on Ionic Ionic Liquids and Green Processes, 13 May 2024, Invited

  
• Performance Improvement of Sodium Metal Batteries Enabled by Ionic Liquid Electrolytes

  Jinkwang Hwang; Shengan Wu; Tomoki Wada; Haruka Shionoya; Kazuhiko Matsumoto; Rika Hagiwara

  2023 Joint Symposium on Molten Salts, 15 Nov. 2023, Invited

  
• Sodium Secondary batteries Using Ionic Liquid Electrolytes Combined with Beta-alumina Solid State Electrolyte

  Kazuhiko Matsumoto; Di Wang; Jinkwang Hwang; Rika Hagiwara

  2023 Joint Symposium on Molten Salts, 14 Nov. 2023, Invited

  
• Sodium Ion Batteries Using Ionic Liquid Electrolytes Operable in Wide Temperature Ranges

  Rika Hagiwara; Kazuhiko Matsumoto; Shinya Tawa; Jinkwang Hwang; Shubham Kausik; Shunta, Jitto; Yushen Wang; Toshiyuki Nohira; Takayuki Yamamoto; Hiroki Sakaguchi; Hiroyuki Usui; Yasuhiro Domi

  第12回日仏電池セミナー, Sep. 2018

  

Books and Other Publications

• イオン液体の実用展開へ向けた最新動向

  Joint work, 第2編 応用編 第6章 電池・発電 第5節 ナトリウム二次電池

  CMC出版, Aug. 2022

  Find Kyoto University's collection of books :

  
• ポストリチウムイオン二次電池開発

  Joint work, 第2編 金属を負極に用いた高エネルギー密度液体電解質系二次電池, 第2章 Na 金属負極系・水素吸蔵合金負極系, 第1節 イオン液体電解質を用いたNa金属二次電池

  NTS, Jul. 2023

  Find Kyoto University's collection of books :

  

Industrial Property Rights

• 特願JP2024067494A, 複合電解質、電池用電解質及び電池

  萩原理加; 松本一彦; 黄 珍光; 髙 見建; 中島 秀人

  

External funds: Kakenhi

• 固液二相電解質を用いた液体ナトリウム金属二次電池

  Grant-in-Aid for Scientific Research (B)

  Basic Section 36020:Energy-related chemistry

  Kyoto University

  松本 一彦

  From 01 Apr. 2021, To 31 Mar. 2025, Granted

  イオン液体;溶融塩;ナトリウム電池;硫黄

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-21H02047/
• Development into multidimensional optical informatics by realizing one-dimensional chiral integration and quantum resonance amplification of semiconductor nanocrystals

  Fund for the Promotion of Joint International Research (Fostering Joint International Research (B))

  Medium-sized Section 28:Nano/micro science and related fields

  Kyoto University

  佐川 尚

  From 07 Oct. 2022, To 31 Mar. 2026, Granted

  量子ドット;量子ロッド;一次元構造体;キラリティ;円偏光;発光

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-22KK0070/
• 固液二相電解質を用いた液体ナトリウム金属二次電池

  Grant-in-Aid for Scientific Research (B)

  Basic Section 36020:Energy-related chemistry

  Kyoto University

  松本 一彦

  From 01 Apr. 2021, To 31 Mar. 2025, Granted

  イオン液体;溶融塩;ナトリウム電池;硫黄

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-23K21148/

Administration

Faculty management (title, position)

• From 01 Apr. 2025, To 31 Mar. 2026

  広報委員会委員
• From 01 Apr. 2023, To 31 Mar. 2024

  広報委員会委員

Academic, Social Contribution

Committee Memberships

• From 2024

  第65回電池討論会, 実行委員
• From Aug. 2023

  第52回電気化学講習会, 講師
• From Nov. 2022

  講師, 第51回電気化学講習会
• From Jan. 2022, To Present

  溶融塩化学オンラインサロン, 世話人, 溶融塩委員会
• From Jan. 2021, To Present

  世話人, 電気化学会 関西支部 関西電気化学研究会
• From Mar. 2022

  第89回電気化学会大会 実行委員

Academic Contribution

• Editorial Board Member, Elsevier

  session chair, etc.

  Materials Today Communications, From Apr. 2022, To Present

  
• Guess Editor, Wiley

  session chair, etc.

  ChemElectroChem, From Jun. 2023

  
• Associate Editor, Springer Nature

  session chair, etc.

  Carbon Letters, From 01 Oct. 2024, To Present

  
• Guess Editor, Elsevier

  session chair, etc.

  Materials Science and Engineering: B, From Jan. 2025