RYO TSUNASHIMA

Profile Information

Affiliation: Yamaguchi University

Degree: 博士(北海道大学)

Researcher number: 70466431
ORCID ID: https://orcid.org/0000-0002-8852-6992
J-GLOBAL ID: 201801020461643034
researchmap Member ID: 7000021862

External link: http://web.cc.yamaguchi-u.ac.jp/~ryotsuna/tsunashima/index.html

Research Interests

Research Areas

Nanotechnology/Materials / Functional solid-state chemistry /

Research History

Apr, 2016 - Present

Yamaguchi University
Aug, 2014 - Mar, 2016

Graduate School of Science and Engineering(Science), Yamaguchi University
Apr, 2010 - Jul, 2014

Assistant Professor, Graduate School of Science and Engineering(Science), YAMAGUCHI UNIVERSITY
Apr, 2008 - Mar, 2010

University of Glasgow
Apr, 2007 - Apr, 2008

Research Institute for Electronic Science, Hokkaido University

Education

Major Papers

Structural Phase Transitions of a Molecular Metal Oxide.

Masaru Fujibayashi, Yu Watari, Ryo Tsunashima, Sadafumi Nishihara, Shin-Ichiro Noro, Chang-Gen Lin, Yu-Fei Song, Kiyonori Takahashi, Takayoshi Nakamura, Tomoyuki Akutagawa

Angewandte Chemie (International ed. in English), 59(50) 22446-22450, Dec 7, 2020 Peer-reviewed
Doping of metal-free molecular perovskite with hexamethylenetetramine to create non-centrosymmetric defects

Hagino Morita, Ryo Tsunashima, Sadafumi Nishihara, Tomoyuki Akutagawa

CrystEngComm, 22(13) 2279-2282, Apr, 2020 Peer-reviewed
Ferroelectric Behavior of a Hexamethylenetetramine-Based Molecular Perovskite Structure.

Morita H, Tsunashima R, Nishihara S, Inoue K, Omura Y, Suzuki Y, Kawamata J, Hoshino N, Akutagawa T

Angewandte Chemie (International ed. in English), 58(27) 9184-9187, Jul, 2019 Peer-reviewed

Misc.

Structural phase transition inducted by rotational motion of the dabcobased coordination polymer

藤川奈緒美, 高橋仁徳, 中村貴義, 綱島亮

分子科学討論会講演プログラム&要旨(Web), 15th, 2021
Structural phase transition of K[Co(dabco)(OCN)₃]

藤川奈緒美, 高橋仁徳, 中村貴義, 綱島亮

日本化学会春季年会講演予稿集(Web), 101st, 2021
ポリオキソメタレートの分子変形とホスト-ゲスト特性

渡優, 藤林将, 高橋仁徳, 中村貴義, 野呂真一郎, 綱島亮

分子科学討論会講演プログラム&要旨(Web), 13th, 2019
18核ポリオキソメタレートへのアルキルホスホン酸修飾に伴う骨格構造のひずみ

藤林将, 藤林将, 高橋仁徳, 野呂真一郎, 中村貴義, 綱島亮

化学系学協会北海道支部冬季研究発表会(Web), 2018, 2018
アルキル鎖を共有結合修飾したポリオキソメタレートの結晶溶媒脱離過程における分子形状変化

藤林将, 藤林将, 高橋仁徳, 野呂真一郎, 中村貴義, 綱島亮

日本化学会春季年会講演予稿集(CD-ROM), 98th, 2018
Pom-based molecular and composite materials toward electronic applications

Tsunashima, R

Trends in Polyoxometalates Research, 2015
ポリオキソ酸Mo_154/154-ringのナノ構造体形成と電気特性

岸本裕幸, 山口晴正, CHE Dock-Chil, 中村一平, 綱島亮, 大山浩, 松本卓也

応用物理学会秋季学術講演会講演予稿集(CD-ROM), 76th, 2015
点接触電流イメージングAFMによる二鎖型マクロサイクリックビスTTF/F₄-TCNQナノワイヤの電気抵抗率評価

綱島亮, 野田祐樹, 帯刀陽子, 野呂真一郎, 野呂真一郎, 芥川智行, 芥川智行, 中村貴義, 中村貴義, 松本卓也 …

日本化学会講演予稿集, 88th(1), 2008
点接触電流イメージングAFMによる二鎖型マクロサイクリックビスTTFナノワイヤの電気伝導評価

綱島亮, 野田祐樹, 帯刀陽子, 野呂真一郎, 野呂真一郎, 芥川智行, 芥川智行, 中村貴義, 中村貴義, 松本卓也 …

分子科学討論会講演要旨集(CD-ROM), 1st, 2007

Books and Other Publications

機能材料

綱島亮 (Role: Contributor, 非対称な分子の回転運動を利用した金属フリーペロブスカイト型強誘電体)

シーエムシー出版, Feb, 2020
Polyoxometalate-Based Assemblies and Functional Materials

RYO TSUNASHIMA (Role: Contributor, Gel-Electrophoretic Chromatography of Polyoxometalate Clusters in Aqueous Solution)

Springer, Jul, 2017
化学

RYO TSUNASHIMA (Role: Contributor, 分子かクラスターか？－分子性クラスターの電子材料への展開)

2015
Trends in Polyoxometalates Research

RYO TSUNASHIMA (Role: Contributor, POM-based Molecular and Composite Materials toward Electronic Applications)

Nova Science publishers, 2015

Presentations

Design of Symmetry Defect in the Molecular Perovskite Structure

Ryo Tsunashima, Hagino Morita, Tomoe Koga, Junpei Moriguchi

Materials Resarch Meeting 2021, Dec 14, 2021
Molecular metal-oxide; exploring the fine synthetic method and designing solid state property

RYO TSUNASHIMA

he 13 th China Japan Joint Symposium on Conduction and Photoconduction in Organic Solids and Related Phenomena, Oct 22, 2019 Invited
Solid-state Properties of Molecular Metal Oxide; Functionality Designed by Inter-cluster Space

綱島亮

アジア錯体会議, Oct 17, 2019
Solid-state Properties of Molecular Metal Oxide; Functionality Designed by Inter-cluster Space

綱島亮

日本化学会第99春季年会2019, Mar 17, 2019
分子断片化した金属酸化物が示す固体物性

綱島亮

日本化学会中国・四国支部大会, Nov 17, 2018
Macroscopic Electrical Properties of the Mixed-valence Polyoxometalate

RYO TSUNASHIMA

43th International Conference on Coordination Chemistry, Jul 31, 2018
混合原子価な分子状金属酸化物の物性化学

綱島亮

Dec, 2017 Invited
Macroscopic electrical property of POM-based assemblies

RYO TSUNASHIMA

Frontiers in Metal Oxide Cluster Science: From Fundamentals to Environmental Applications, Aug, 2017
Electrical properties of mixed-valence POM clusters; dielectric anomaly observed for doubly reduced Keggin cluster

RYO TSUNASHIMA

5th International symposium of Frontiers in Metal Oxide Cluster Science, Aug, 2017
Electronically wired polyoxometalate-based networks

RYO TSUNASHIMA

24th Congress and General Assembly of the International Union of Crystallography, Aug, 2017
Blue electron' in molecular metal-oxide for macroscopic electric properties

RYO TSUNASHIMA

Jul, 2017
Dielectric Relaxation Observed for Ionic Crystals of Mixed-Valence Molybdenum-Oxide Cluster

Ryo Tsunashima

Network Joint Research Center for Materials and Devices and Japan-China JSPS Bilateral Joint Research Project Symposium on Material Science, 2017
Mixed-valence Polyoxometalate; a molecular nanoparticle for macroscopic electrical properties

RYO TSUNASHIMA

Frontiers in Metal Oxide Cluster Science IV, Jul, 2016, Newcastle University
Electrical Properties of Mixed-valence Polyoxometalate Clusters Wired by Organic Molecules

Ryo Tsunashima

International Conference on Science and Technology of Synthetic Metals (ICSM), 2016
Electric networks based on polyoxometalate clusters wired by counter cation

Ryo Tsunashima

42nd International Conference on Coordination Chemistry, 2016
Temperature dependent structural analysis and dielectric behavior of the DABCO based hydrogen bonding coordination polymer

Y. Harada, R. Tsunashima

2nd Japan-China Joint Meeting on the Exploring a Frontier in Molecular Ferroelectric Material, 2016
Dielectric anomaly observed for mixed-valence metal-oxide cluster

Ryo Tsunashima

2nd Japan-China Joint Meeting on the Exploring a Frontier in Molecular Ferroelectric Material, 2016
分子性酸化物ブロンズ―自己組織化的過程の理解と電子材料化―

RYO TSUNASHIMA

Sep, 2015 Invited
Electrical Network of Mixed-valence Polyoxometalates Wired by Organic Molecules

R. Tsunashima, R. Ooue, Y. Nonaka

5th Asian Conference on Coordination Chemistry, 2015
Electrical Network of Mixed-valence Metal-oxide Clusters Wired by Organic Molecules

RYO TSUNASHIMA

Electrical Network of Mixed-valence Metal-oxide Clusters Wired by Organic Molecules, Jan, 2015 Invited

Professional Memberships

Research Projects

似て非なる分子からなる固溶型分子強誘電体の実現

Grants-in-Aid for Scientific Research Grant-in-Aid for Scientific Research (B), Grant-in-Aid for Scientific Research (B), Japan Society for the Promotion of Science, Apr, 2022 - Mar, 2025
Molecular Ferroelectric Properties of Dynamical Molecular Assemblies

Grants-in-Aid for Scientific Research Grant-in-Aid for Scientific Research (A), Grant-in-Aid for Scientific Research (A), Japan Society for the Promotion of Science, Apr, 2019 - Mar, 2023
Exploration for new single-molecule electret and elucidation of its structural property

Grants-in-Aid for Scientific Research Grant-in-Aid for Scientific Research (B), Grant-in-Aid for Scientific Research (B), Japan Society for the Promotion of Science, Apr, 2019 - Mar, 2022

Nishihara Sadafumi
Chemical doping and property tuning in the solid-solution of polyoxometalates

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research (C), Japan Society for the Promotion of Science, Apr, 2018 - Mar, 2021

Ryo Tsunashima
Applications and New Functions of Single-Molecule Electrets (SMEs)

Grants-in-Aid for Scientific Research Grant-in-Aid for Scientific Research (B), Grant-in-Aid for Scientific Research (B), Japan Society for the Promotion of Science, Apr, 2016 - Mar, 2019

Nishihara Sadafumi
Exploring single electron transport system in molecular metal oxide

Grants-in-Aid for Scientific Research Grant-in-Aid for Young Scientists (B), Grant-in-Aid for Young Scientists (B), Japan Society for the Promotion of Science, Apr, 2016 - Mar, 2018

tsunashima ryo
Fabrication of Molecular Super Proton Relay Material

Grants-in-Aid for Scientific Research Grant-in-Aid for Scientific Research (B), Grant-in-Aid for Scientific Research (B), Japan Society for the Promotion of Science, Apr, 2015 - Mar, 2018

Akutagawa Tomoyuki
Development of Novel Function in Polyoxometalate with Ion Motion

Grants-in-Aid for Scientific Research Grant-in-Aid for Scientific Research (B), Grant-in-Aid for Scientific Research (B), Japan Society for the Promotion of Science, Apr, 2012 - Mar, 2015

NISHIHARA SADAFUMI, INOUE KATSUYA, MORI SHIGEO
Exploring template reaction of polyoxometalates

Grants-in-Aid for Scientific Research Grant-in-Aid for Young Scientists (B), Grant-in-Aid for Young Scientists (B), Japan Society for the Promotion of Science, Apr, 2012 - Mar, 2015

TSUNASHIMA Ryo
Gel electrophoresis for separating of nano-scaled polyoxometalate clusters

Grants-in-Aid for Scientific Research Grant-in-Aid for Research Activity start-up, Grant-in-Aid for Research Activity start-up, Japan Society for the Promotion of Science, 2010 - 2011

TSUNASHIMA Ryo

Industrial Property Rights

特願2013-185648 圧力感知材料、その製造方法、及び圧力感知塗料
特願2019-158713 安全無害なペロブスカイト型強誘電体材料およびその製造方法
特開2006-150480 ナノワイヤおよびその製造方法ならびに機能素子およびその製造方法
特願2007-238531 フラーレン縮合ゲル化剤

綱島亮 , 芥川智行 , 中村貴義 , 川上宏子 , 戸澗一孔

Media Coverage

＝山口大学＝「強誘電体」材料に新たな可能性

文教ニュース, Sep 30, 2019
金属フリーの強誘電体山口大学が開発hmtaを活用

化学日報工業, Aug 5, 2019 Newspaper, magazine

Profile Information

Research Interests

Research Areas

Research History

Education

Major Papers

Misc.

Books and Other Publications

Presentations

Professional Memberships

Research Projects

Industrial Property Rights

Media Coverage

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Coauthors