Yuki Arakawa

Profile Information

Affiliation: Graduate School of Engineering Department of Applied Chemistry an Life Science, Toyohashi University of Technology

Degree: 博士（工学）

Researcher number: 30757365
researchmap Member ID: B000282585

External link: https://www.tut.ac.jp/english/schools/faculty/ens/post.html

Research Interests

Research Areas

Nanotechnology/Materials / Functional solid-state chemistry /

Papers

100

Selenium-linked cyanobiphenyl-based liquid crystal dimers: the effects of chalcogen linkage and spacer length on the twist-bend nematic phase

Yuki Arakawa, Takuma Shiba, Kazunobu Igawa

Liquid Crystals, 2024
Phase behaviour of ester-linked cyanobiphenyl dimers and fluorinated analogues: the direct isotropic to twist-bend nematic phase transition

Yuki Arakawa, Kyohei Horita, Kazunobu Igawa

Liquid Crystals, 50(13-14) 2216-2228, 2023
Comparative study on the effects of incorporating poly(d,l-lactide) and solvent on stereocomplex crystallization and homocrystallization in unconstrained and constrained poly(l-lactide)/poly(d-lactide) systems

Hideto Tsuji, Sena Nogata, Narumi Tsukamoto, Yuki Arakawa

Polymer Journal, 55(1) 75-84, Jan, 2023 Peer-reviewedLast author
Stereocomplex crystallization of chiral hydroxyalkanoic acid-based biodegradable alternating copolyesters with two types of chiral centers and opposite monomer configurational combinations of L-D and D-L (S-R and R–S)

Hideto Tsuji, Yuji Hayashi, Yuki Arakawa

Polymer, 262, Dec 2, 2022 Peer-reviewedLast author
Stereocomplex crystallization behavior and properties of asymmetric combinations of oppositely configured random copolymers based on chiral 2-hydroxyalkanoic acids

Hideto Tsuji, Katsuya Osanai, Yuki Arakawa

Polymer Journal, 54(12) 1453-1463, Dec, 2022 Peer-reviewedLast author
Twist–Bend Nematic Phase Behavior of Cyanobiphenyl-Based Dimers with Propane, Ethoxy, and Ethylthio Spacers

Yuki Arakawa, Yuto Arai, Kyohei Horita, Kenta Komatsu, Hideto Tsuji

Crystals, 12(12), Dec, 2022 Peer-reviewedLead authorCorresponding author
Nontrivial ultraslow dynamics under electric-field in nematics of bent-shaped molecules

Satoshi Aya, Wentao Tang, Xian Kong, Yuki Arakawa, Kenta Komatsu, Hideto Tsuji

Physical Chemistry Chemical Physics, 25(1) 297-303, Nov 9, 2022 Peer-reviewedCorresponding author
How Do Intermolecular Interactions Evolve at the Nematic to Twist–Bent Phase Transition?

Katarzyna Merkel, Barbara Loska, Yuki Arakawa, Georg H. Mehl, Jakub Karcz, Antoni Kocot

International Journal of Molecular Sciences, 23(19), Oct, 2022 Peer-reviewed
Synthesis, phase transitions, and liquid crystal behavior of alkylthio azobenzenes

Yuki Arakawa, Satoyoshi Inui, Hideto Tsuji

Tetrahedron, 122, Sep 10, 2022 Peer-reviewedLead authorCorresponding author
Facile control of the surface property and hydrolytic degradation of poly(l-lactide) materials by coating poly(l-lactide)-based triblock copolymers with hydrophilic or hydrophobic block

Hideto Tsuji, Narumi Tsukamoto, Yuki Arakawa

Materials Advances, 3(18) 7053-7060, Jul 21, 2022 Peer-reviewed
Study of the Experimental and Simulated Vibrational Spectra Together with Conformational Analysis of Thioether Cyanobiphenyl-Based Liquid Crystal Dimers

Antoni Kocot, Barbara Loska, Yuki Arakawa, Georg H. Mehl, Katarzyna Merkel

International Journal of Molecular Sciences, 23(14), Jul, 2022 Peer-reviewed
Structure of the twist-bend nematic phase with respect to the orientational molecular order of the thioether-linked dimers

Antoni Kocot, Barbara Loska, Yuki Arakawa, Katarzyna Merkel

Physical Review E, 105(4), Apr, 2022 Peer-reviewed
Alkylthio-based asymmetric liquid crystals: unravelling the substituent effects and intercalated cybotactic nematic and smectic phases

Yuki Arakawa, Yuko Ishida, Yukito Sasaki, Shunsuke Sasaki, Masatoshi Tokita, Hideto Tsuji

Materials Advances, 3(7) 3218-3228, Mar 4, 2022 Peer-reviewedLead authorCorresponding author
Thioether-Linked Liquid Crystal Trimers: Odd–Even Effects of Spacers and the Influence of Thioether Bonds on Phase Behavior

Yuki Arakawa, Kenta Komatsu, Yuko Ishida, Takuma Shiba, Hideto Tsuji

Materials, 15(5), Mar 1, 2022 Peer-reviewedLead authorCorresponding author
Effects of alkylthio groups on phase transitions of organic molecules and liquid crystals: a comparative study with alkyl and alkoxy groups

Yuki Arakawa, Yuko Ishida, Takuma Shiba, Kazunobu Igawa, Shunsuke Sasaki, Hideto Tsuji

CrystEngComm, 24(10) 1877-1890, Feb, 2022 Peer-reviewedLead authorCorresponding author
Erratum: Synthesis and stereocomplex formation of enantiomeric alternating copolymers with two types of chiral centers, poly(lactic acid-: Alt -2-hydroxybutanoic acid)s (RSC Adv. (2020) 10 (39000–39007) DOI: 10.1039/D0RA08351H)

Hideto Tsuji, Kazuya Nakayama, Yuki Arakawa

RSC Advances, 12(9) 5280, Jan 24, 2022
Deuterated Liquid Crystals - design and synthesis of deuterium labelled 4,4ʺ-dialkyl-2′,3′-difluoro-[1,1′:4′,1ʺ]terphenyls using batch and continuous flow systems

Marta Pytlarczyk, Jakub Herman, Michał Czerwiński, Yuki Arakawa, Hideto Tsuji, Przemysław Kula

Liquid Crystals, 2022 Peer-reviewed
4′-Alkylseleno-4-cyanobiphenyls, nSeCB: synthesis and substituent effects on the phase-transition and liquid crystalline behaviors

Yuki Arakawa, Takuma Shiba, Kazunobu Igawa, Shunsuke Sasaki, Hideto Tsuji

CrystEngComm, 24(43) 7592-7601, 2022 Peer-reviewedLead authorCorresponding author
2,7-substituted fluorenone-based liquid crystal trimers: twist-bend nematic phase induced by outer thioether linkage

Yuki Arakawa, Kenta Komatsu, Hideto Tsuji

Phase Transitions, 95(4) 331-339, 2022 Peer-reviewedLead authorCorresponding author
Synthesis, stereocomplex crystallization, homo-crystallization, and thermal properties and degradation of enantiomeric aromatic poly(lactic acid)s, poly(mandelic acid)s

Hideto Tsuji, Sena Nogata, Hirotada Gamo, Kazuhiro Hikima, Atsunori Matsuda, Yuki Arakawa

Polymer Degradation and Stability, 195, Jan, 2022 Peer-reviewedLast author

Industrial Property Rights

特許第6713661号ポリ乳酸多孔質化ペレット及びその製造方法

山田剛史, 向島誠貴, 平石明, 辻秀人, 荒川優樹
特開2019-189562 ジアセチレン誘導体

荒川優樹, 乾敏祥, 辻秀人
特開2017-137419 ポリ乳酸多孔質化ペレット及びその製造方法

山田剛史, 向島誠貴, 平石明, 辻秀人, 荒川優樹
特許第5704601号ジアセチレン誘導体

荒川優樹, 小西玄一, 中島俊平, 姜聲敏, 渡辺順次, 松本卓也, 西村涼, 豊岡武裕
特許第5686434号ジアセチレン構造を有する液晶性高分子

荒川優樹, 小西玄一, 中島俊平, 姜聲敏, 渡辺順次, 松本卓也, 西村涼, 豊岡武裕
特開2012-167068 ジアセチレン誘導体

荒川優樹, 小西玄一, 中島俊平, 姜聲敏, 渡辺順次, 松本卓也, 西村涼, 豊岡武裕
特開2012-167214 ジアセチレン構造を有する液晶性高分子

荒川優樹, 小西玄一, 中島俊平, 姜聲敏, 渡辺順次, 松本卓也, 西村涼, 豊岡武裕

Research Projects

Development of high-performance biodegradable materials by stereocomplexation of lactic acid-based periodical copolymers

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research (C), Japan Society for the Promotion of Science, Apr, 2021 - Mar, 2025

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