Tomohiro Seki

Profile Information

Affiliation: Associate Professor, Shizuoka University

Degree: 博士（工学）(Mar, 2012, 千葉大学)

ORCID ID: https://orcid.org/0000-0002-4642-1324
J-GLOBAL ID: 201401072786190036
researchmap Member ID: B000238919

External link: https://sekilab.researcherinfo.net/

Research Interests

Research Areas

Nanotechnology/Materials / Functional solid-state chemistry /

Research History

Oct, 2020 - Mar, 2023

Lecturar, Faculty of Science Department of Chemistry, Shizuoka University
Apr, 2015 - Oct, 2020

Assistant Professor, Faculty of Engineering, Hokkaido University
2012 - 2014

Hokkaido University

Awards

Apr, 2020

The Young Scientists’ Prize, The Commendation for Science and Technology by the Minister of Education, Culture, Sports, Science and Technology, the Minister of Education, Culture, Sports, Science and Technology

Tomohiro Seki
Mar, 2020

The CSJ Award for Young Chemist, Development of Molecular Crystals That Respond to Stimuli with Retention of Their Structural Orders, The Chemical Society of Japan

Tomohiro Seki
Sep, 2019

The Japanese Photochemistry Association Award for Young Scientist for 2019, Development of Novel Stimuli-Responsive Luminescent Molecular Crystals Prepared from Gold Complexes, The Japanese Photochemistry Association

Tomohiro Seki
Jan, 2017

Young Chemist Award of the CSJ Hokkaido Branch for 2016, The Chemical Society of Japan Hokkaido Branch
Mar, 2016

The 96th CSJ Annual Meeting “Young Scholar Lectures of CSJ”, Nobel Stimuli-Responsive Materials Driven by Switching of Aurophilic Interactions: Single-Crystal-to-Single-Crystal Phase Transitions of Gold(I) Isocyanide Complexes, The chemical Society of Japan

Tomohiro Seki
Mar, 2015

a, Multicolored Mechanochromism of Gold(I) Isocyanide Complex, The Chemical Society of Japan

SEKI, Tomohiro, OZAKI, Taichi, OKURA, Takuma, SAKON, Aya, UEKUSA, Hidehiro, ITO, Hajime
Sep, 2008

Annual Meeting on Photochemistry 2008, Various Supramolecular Assemblies and Controlled Packing Arrangement of Hydrogen-Bonded Perylene Bisimide Dyes, The Japanese Photochemistry Association

Tomohiro Seki, Shiki Yagai, Takashi Karatsu, Akihide Kitamura

Papers

Functional Molecular Crystals from the Arylation of a Halogenoplatinum Complex: Stimuli Responsiveness, Comproportionation, and π‐Bridged Dimerization

Tomohiro Seki, Daiki Korenaga

Chemistry – A European Journal, 29 e202302333, Sep 25, 2023 Peer-reviewedLead authorCorresponding author
Reversible Transition between Discrete and 1D Infinite Architectures: a Temperature‐Responsive Cu(I) Complex with a Flexible Disilane‐bridged Bis(pyridine) Ligand

Yongjin Zhao, Toyotaka Nakae, Satoshi Takeya, Mineyuki Hattori, Daisuke Saito, Masako Kato, Yoshinori Ohmasa, Shun Sato, Osamu Yamamuro, Tomasz Galica …

Chemistry – A European Journal, 29 e202204002, Apr 21, 2023 Peer-reviewed
Mechanical deformation and multiple thermal restoration of organic crystals: reversible multi-stage shape-changing effect with luminescence-color changes

Chi Feng, Tomohiro Seki, Shunichi Sakamoto, Toshiyuki Sasaki, Satoshi Takamizawa, Hajime Ito

Chemical Science, 13(33) 9544-9551, 2022 Peer-reviewedCorresponding author
Synthesis and Optical Properties of C,N-Swapped Boranils Derived from Potassium Acyltrifluoroborates

Satsuki Matsuura, Jumpei Taguchi, Tomohiro Seki, Hajime Ito

Bulletin of the Chemical Society of Japan, 94(5) 1547-1552, May 15, 2021 Peer-reviewed
(9-Isocyanoanthracene)gold(I) Complexes Exhibiting Two Modes of Crystal Jumps by Different Structure Change Mechanisms

Kenta Kato, Tomohiro Seki, Hajime Ito

Inorganic Chemistry, Apr 22, 2021 Peer-reviewedCorresponding author
Functional flexible molecular crystals: intrinsic and mechanoresponsive properties

Tomohiro Seki, Norihisa Hoshino, Yasutaka Suzuki, Shotaro Hayashi

CrystEngComm, 23(34) 5686-5696, 2021 Peer-reviewedLead author
Stacked nanocarbon photosensitizer for efficient blue light excited Eu(III) emission

Yuichi Kitagawa, Fumiya Suzue, Takayuki Nakanishi, Koji Fushimi, Tomohiro Seki, Hajime Ito, Yasuchika Hasegawa

Communications Chemistry, 3(1), Dec 1, 2020 Peer-reviewed
Thermosalience in macrocycle-based soft crystals via anisotropic deformation of disilanyl architecture

Kenichiro Omoto, Toyotaka Nakae, Masaki Nishio, Yoshinori Yamanoi, Hidetaka Kasai, Eiji Nishibori, Takaki Mashimo, Tomohiro Seki, Hajime Ito, Kazuki Nakamura …

Journal of the American Chemical Society, Jun 22, 2020 Peer-reviewed
Photoluminescent Ferroelastic Molecular Crystals

Tomohiro Seki, Chi Feng, Kentaro Kashiyama, Shunichi Sakamoto, Yuichi Takasaki, Toshiyuki Sasaki, Satoshi Takamizawa, Hajime Ito

Angewandte Chemie, 132(23) 8924-8928, Jun 2, 2020 Peer-reviewed
Photoluminescent Ferroelastic Molecular Crystals

Tomohiro Seki, Chi Feng, Kentaro Kashiyama, Shunichi Sakamoto, Yuichi Takasaki, Toshiyuki Sasaki, Satoshi Takamizawa, Hajime Ito

Angewandte Chemie International Edition, 59(23) 8839-8843, Jun 2, 2020 Peer-reviewedLead authorCorresponding author
Synthesis and Tunable Optical Properties of C,N‐Chelated Borate Luminophores Derived from Potassium Acyltrifluoroborates

Hajime Ito, Jumpei Taguchi, Satsuki Matsuura, Tomohiro Seki, Hajime Ito

Chemistry – A European Journal, Feb 6, 2020 Peer-reviewed
Crystal Jumping of Simple Hydrocarbons: Cooling-induced Salient Effect of Bis-, Tri-, and Tetraphenylethene through Anisotropic Lattice Dimension Changes without Thermal Phase Transitions

Tomohiro Seki, Takaki Mashimo, Hajime Ito

Chemistry Letters, 49(2) 174-177, Feb, 2020 Peer-reviewedLead authorCorresponding author
Aurophilicity‐Mediated Construction of Emissive Porous Molecular Crystals as Versatile Hosts for Liquid and Solid Guests

Hajime Ito, Tomohiro Seki, Kentaro Ida, Hiroyasu Sato, Shinji Aono, Shigeyoshi Sakaki, Hajime Ito

Chemistry – A European Journal, Jan 13, 2020 Peer-reviewedLead authorCorresponding author
Hydrogen bond-directed supramolecular polymorphism leading to soft and hard molecular ordering

Takumi Aizawa, Keisuke Aratsu, Sougata Datta, Takaki Mashimo, Tomohiro Seki, Takashi Kajitani, Fabien Silly, Shiki Yagai

Chemical Communications, 56(31) 4280-4283, 2020 Peer-reviewed
Mixed crystal formation of two gold isocyanide complexes with various ratios for continuous tuning of photophysical properties

Hajime Ito, Tomohiro Seki, Naoki Toyoshima, Hajime Ito

Dalton Transactions, 2020 Peer-reviewedLead authorCorresponding author
Anisotropic Thermal Expansion as the Source of Macroscopic and Molecular Scale Motion in Phosphorescent Amphidynamic Crystals

Hajime Ito, Mingoo Jin, Sho Yamamoto, Tomohiro Seki, Hajime Ito, Miguel A. Garcia-Garibay

Angewandte Chemie International Edition, 58(50) 18003-18010, Dec 9, 2019 Peer-reviewed
Direct Dimesitylborylation of Benzofuran Derivatives by an Iridium‐Catalyzed C−H Activation with Silyldimesitylborane

Hajime Ito, Ryosuke Shishido, Ikuo Sasaki, Tomohiro Seki, Tatsuo Ishiyama, Hajime Ito

Chemistry – A European Journal, 25(56) 12924-12928, Oct 8, 2019 Peer-reviewed
Near-IR Luminescent Yb^III Coordination Polymers Composed of Pyrene Derivatives for Thermostable Oxygen Sensors

Yasuchika Hasegawa, Takafumi Matsui, Yuichi Kitagawa, Takayuki Nakanishi, Tomohiro Seki, Hajime Ito, Yuta Nakasaka, Takao Masuda, Koji Fushimi

Chemistry - A European Journal, 25(53) 12308-12315, Sep 20, 2019 Peer-reviewed
Dependence of Absorption and Emission Spectra on Polymorphs of Gold(I) Isocyanide Complexes: Theoretical Study with QM/MM Approach

Hajime Ito, Shinji Aono, Tomohiro Seki, Hajime Ito, Shigeyoshi Sakaki

The Journal of Physical Chemistry C, 123(8) 4773-4794, Feb 28, 2019 Peer-reviewed
Luminescent mechanochromism of gold N-heterocyclic carbene complexes with hypso- and bathochromic spectral shifts

Hajime Ito, Tomohiro Seki, Kentaro Kashiyama, Hajime Ito

Dalton Transactions, 48(21) 7105-7109, 2019 Peer-reviewedLead authorCorresponding author

Misc.

Soft crystal force field for elucidation of crystal-crystal phase transition of gold isocyanide complexes

Naofumi Nakayama, Shigeaki Obata, Hitoshi Gotoh, Tomohiro Seki, Hajime Ito

ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY, 255, Mar, 2018
Control of Luminescent Properties and Long Wavelength Emission of Mechanochromic Compounds

48(2) 81-84, Aug, 2017
Phototriggered phase transition based on strengthening gold-gold interaction

70(2) 133-133, Feb 1, 2017
多色発光性メカノクロミズムを示す金イソシアニド錯体面白い分子ほど手が掛かる

関朋宏

化学と工業, 69(7) 588‐589-589, Jul 1, 2016
発光性メカノクロミズム―分子の並び方が色の決め手

関朋宏

化学と教育, 64(6) 280‐281,KUCHIE20-281,口絵20, Jun 20, 2016
開閉自在なナノバルブ

関朋宏

化学, 71(4) 65-66, Apr 1, 2016
金原子間相互作用の増強に誘起された金イソシアニド錯体の光相転移とPhotosalient効果

関朋宏, 伊藤肇

光化学討論会講演要旨集, 2015(CD-ROM) ROMBUNNO.3C07, Sep 8, 2015
研究室紹介

伊藤肇, 石山竜生, 関朋宏

Organometallic News, 2015(3) 112-113, Aug 6, 2015
研究室紹介

伊藤肇, 石山竜生, 関朋宏

Organometallic News, 2015(3) 112-113, Aug 6, 2015
七配位構造を有する希土錯体の光物性評価

柳澤慧, 中西貴之, 北川裕一, 関朋宏, 伏見公志, 伊藤肇, 長谷川靖哉

希土類, (66) 82-83, May 14, 2015
光と魔法の高分子発光色がショックで変化する分子ドミノ

関朋宏, 伊藤肇

高分子, 64(4) 205-206, Apr 1, 2015
機械的刺激や溶媒添加により三つの発光色が切り替わるビアリール金(I)イソシアニド錯体

JIN Mingoo, 関朋宏, 伊藤肇

日本化学会講演予稿集, 95th(3) 642, Mar 11, 2015
赤外発光を示すアントラセン金(I)イソシアニド錯体の光学特性と結晶構造

戸子台遥光, 関朋宏, 大曲駿, 中西貴之, 長谷川靖哉, 伊藤肇

日本化学会講演予稿集, 95th(3) 643, Mar 11, 2015
金イソシアニド錯体のマルチカラーメカノクロミズム

関朋宏, 尾崎太一, 大倉拓真, 佐近彩, 植草秀裕, 伊藤肇

日本化学会講演予稿集, 95th(3) 671, Mar 11, 2015
熱や光によって「ジャンプ」する有機結晶 : アクロバティックな結晶の振る舞い

関朋宏

化学と工業, 68(3) 254-255, Mar, 2015
支部発話題欄 1 熱や光によって「ジャンプ」する有機結晶アクロバティックな結晶の振る舞い

関朋宏

化学と工業, 68(3) 254-255, Mar 1, 2015
Molecular domino with emission color change upon applying mechanical stimulus

Tomohiro Seki, Hajime Ito

Kobunshi, 64 205-206, Jan 1, 2015
Photoinduced Crystalline Structure Change and Photosalient Effect through Strengthening Metallophilic Interaction

関朋宏, 伊藤肇

日本結晶学会誌, 57(4) 226-232 (J-STAGE)-232, 2015
光照射による金原子間相互作用の増強に誘起された金イソシアニド錯体の単結晶‐単結晶相転移

関朋宏, 櫻田健太, 伊藤肇

高分子学会予稿集(CD-ROM), 63(2) ROMBUNNO.2U13, Sep 3, 2014
位置異性配位子を有する発光性Eu(III)錯体の形態制御

平井悠一, 中西貴之, 関朋宏, 伊藤肇, 佐藤敏文, 伏見公志, 長谷川靖哉

錯体化学会討論会講演要旨集, 64th 20, Sep 1, 2014

Professional Memberships

Major Research Projects

Development of molecular crystals with unique stimuli-responsivity

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research (B), Japan Society for the Promotion of Science, Apr, 2022 - Mar, 2025
変形/運動するクロミック発光性分子結晶の開発

JSTさきがけ, JST, Oct, 2021 - Mar, 2025
Development of Mechano-Responsive Molecular Crystals Showing a Reformation

Grants-in-Aid for Scientific Research, Grant-in-Aid for Challenging Research (Exploratory), Japan Society for the Promotion of Science, Jun, 2022 - Mar, 2024
Development of Emissive Gold Complexes Exhibiting Innovative Photo- and Mechano-Responsivity

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

Seki Tomohiro

Industrial Property Rights

特許第5424441号有機色素及び有機半導体エレクトロニクス素子

矢貝史樹, 関朋宏

Profile Information

Research Interests

Research Areas

Research History

Awards

Papers

Misc.

Professional Memberships

Major Research Projects

Industrial Property Rights

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