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Gakushuin University: Tokyo, JP

Employment
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Koichi Iwata

Works (15)

Room‐Temperature Alkyl‐Diphenylpyrene Liquefication by Molecular Desymmetrization

Helvetica Chimica Acta
2023-08 | Journal article
Contributors: Fengniu Lu; Akira Shinohara; Izuru Kawamura; Akinori Saeki; Tomohisa Takaya; Koichi Iwata; Takashi Nakanishi
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Conformational Relaxation Dynamics of Poly(3-hexylthiophene) Photoexcited in Solution as Studied by Femtosecond Time-Resolved Stimulated Raman Spectroscopy in 1190–1550 nm Region

The Journal of Physical Chemistry B
2023-08-31 | Journal article
Contributors: Tomohisa Takaya; Koichi Iwata
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Energy Transfer Characteristics of Lipid Bilayer Membranes of Liposomes Examined with Picosecond Time-Resolved Raman Spectroscopy

The Journal of Physical Chemistry B
2023-08-03 | Journal article
Contributors: Yuki Nojima; Tomohisa Takaya; Koichi Iwata
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Unusual Effect of Minor Change in Ligand Substitution in Modulation of NIR Emission: A Case Study with [L–ZnII–LnIII] Complexes

The Journal of Physical Chemistry B
2023-05-11 | Journal article
Contributors: Abhineet Verma; Daichi Enomoto; Koichi Iwata; Satyen Saha
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Photoionization of 3-Methylindole Embedded in Sodium Dodecyl Sulfate and Dodecyltrimethylammonium Chloride Micelles: Migration of Electrons Generated in Micelle Cores and Their Solvation in Outside Water

The Journal of Physical Chemistry Letters
2023-02-16 | Journal article
Contributors: Shion Goryo; Koichi Iwata
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Dynamics of electron ejection on photoionization of trans-stilbene and biphenyl in acetonitrile as observed with femtosecond time-resolved near-IR absorption spectroscopy

Physical Chemistry Chemical Physics
2022 | Journal article
Contributors: Mizuho Kajita; Tomohisa Takaya; Koichi Iwata
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Sequence-dependent thymine dimerization and lifetimes of the photoexcited state of oligonucleotides

Chemical Communications
2022 | Journal article
Contributors: Akira Takakado; Koichi Iwata
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Development of a highly stable picosecond time‐resolved Raman spectrometer near Fourier‐transform limit with a femtosecond light source

Journal of Raman Spectroscopy
2021-12 | Journal article
Contributors: Tsukasa Tokita; Tomohisa Takaya; Koichi Iwata
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Laser Flash Photolysis Studies on Radical Monofluoromethylation by (Diarylamino)naphthalene Photoredox Catalysis: Long Lifetime of the Excited State is Not Always a Requisite

The Journal of Organic Chemistry
2020-10-16 | Journal article
Contributors: Naoki Noto; Keigo Takahashi; Shion Goryo; Akira Takakado; Koichi Iwata; Takashi Koike; Munetaka Akita
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Towards the critical understanding of selected vibrational features in biologically important dicyano aromatic conjugated molecules: Importance of electron donating/withdrawal groups and geometry associated with dicyano group

Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy
2020-01 | Journal article
Contributors: Monika; Shun Inaoka; Koichi Iwata; Satyen Saha
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Supramolecular fluorescence sensor for liquefied petroleum gas

Communications Chemistry
2019-09-13 | Journal article
Contributors: Yi-Yang Zhan; Jingyuan Liao; Mizuho Kajita; Tatsuo Kojima; Satoshi Takahashi; Tomohisa Takaya; Koichi Iwata; Shuichi Hiraoka
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Lithium-triggered spontaneous formation of polyiodides in room-temperature ionic liquid-alcohol solutions

Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy
2019-04 | Journal article
Contributors: Hiroshi Abe; Tsukasa Tokita; Koichi Iwata; Shinichiro Ozawa
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The effect of regioisomerism on the photophysical properties of alkylated-naphthalene liquids

Physical Chemistry Chemical Physics
2018 | Journal article
Contributors: B. Narayan; K. Nagura; T. Takaya; K. Iwata; A. Shinohara; H. Shinmori; H. Wang; Q. Li; X. Sun; H. Li et al.
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Vibrational relaxation dynamics of β-carotene and its derivatives with substituents on terminal rings in electronically excited states as studied by femtosecond time-resolved stimulated Raman spectroscopy in the near-IR region

Physical Chemistry Chemical Physics
2018 | Journal article
Contributors: Tomohisa Takaya; Masato Anan; Koichi Iwata
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The impact of metal complex lipids on viscosity and curvature of hybrid liposomes

Chemical Communications
2017 | Journal article
Contributors: Ryo Ohtani; Tsukasa Tokita; Tomohisa Takaya; Koichi Iwata; Masanao Kinoshita; Nobuaki Matsumori; Masaaki Nakamura; Leonard F. Lindoy; Shinya Hayami
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Peer review (13 reviews for 8 publications/grants)

Review activity for Analytical chemistry. (2)
Review activity for Communications biology. (1)
Review activity for Journal of chemical physics. (2)
Review activity for Journal of molecular structure. (1)
Review activity for Journal of physical chemistry. (1)
Review activity for Nature communications (1)
Review activity for The journal of physical chemistry. (2)
Review activity for The journal of physical chemistry. (3)