Member

Shun Ito

Shun Ito
Shun Ito

2019.03 Graduation thesis

"Atomically-precise synthesis and characterization of alkynyl-protected gold clusters Au18(C≡CPh)14"

2021.03 Master thesis

"Interfacial structures and dissociation processes of alkynyl-protected gold clusters"

E-mail

s.ito(a)chem.s.u-tokyo.ac.jp

Favorite food Smooth sweet bean paste, eggplant
Favorite place A good view
Favorite reaction Aldol reaction
Hobby Watching e-sports
Aspirations Thinking with trying

Honors and awards

    CSJ Student Presentation Award, The 103rd Chemical Society of Japan Annual Meeting (2023/3)

    International Research Experience (Karlsruhe Institute of Technology, Prof. Manfred Kappes), Forefront Physics and Mathematics Program to Drive Transformation (2022/10/1-12/23)

    Young best presentation award, The 19th Annual Meeting of Society of Nano Science and Technology (2021/5)

    The School of Science Encouragement Award (Master program) (2021/3)

    Research fellowship for young scientists (DC1) from April 1st, 2021 to March 31st, 2024 (2020/09/25)

    Forefront Physics and Mathematics Program to Drive Transformation (FoPM) program from September 1st, 2019 to March 31st, 2024 with TAKUETSU (Excellence) Research Assistants from September 1st, 2019 to March 31st, 2021. (2019/08/30)

    Oversea Scholarship, The Morino Foundation for Molecular Science (2019/07/24)

    The School of Science Encouragement Award (Undergraduate program) (2019/3)

    Department of Chemistry Award (2019/3)

Publications

  1. Cyclic ion mobility of doped [MAu24L18]2- superatoms and their fragments (M = Ni, Pd and Pt; L = alkynyl)

    Frank Hennrich, Shun Ito, Patrick Weis, Marco Neumaier, Shinjiro Takano, Tatsuya Tsukuda, and Manfred M. Kappes*
    Phys. Chem. Chem. Phys., 26, 8408-8418 (2024).

  2. Vibrationally Resolved Absorption, Fluorescence, and Preresonance Raman Spectroscopy of Isolated Pyronin Y Cation at 5 K

    Sreekanta Debnath,* Alexander Schäfer, Shun Ito, Dmitry Strelnikov, Rabea Schneider, Karolina A. Haupa, and Manfred M. Kappes*
    J. Phys. Chem. Lett., 14, 10553-10560 (2023).

  3. Effect of total charge on the electronic structure of thiolate-protected X@Ag12 superatoms (X = Ag, Au)

    Katsunosuke Nakamura, Shun Ito, Kiichirou Koyasu, and Tatsuya Tsukuda*
    Phys. Chem. Chem. Phys., 25, 5955-5959 (2023).

  4. Supervalence Bonding in Bi-icosahedral Cores of [M1Au37(SC2H4Ph)24] (M = Pd and Pt): Fusion-Mediated Synthesis and Anion Photoelectron Spectroscopy

    Emi Ito†, Shun Ito†, Shinjiro Takano, Toshikazu Nakamura, and Tatsuya Tsukuda* (†: Equal contribution)
    JACS Au, 2, 2627-2634 (2022).

  5. Electron Affinities of Ligated Icosahedral M13 Superatoms Revisited by Gas-Phase Anion Photoelectron Spectroscopy

    Shun Ito, Yuriko Tasaka, Katsunosuke Nakamura, Yuki Fujiwara, Keisuke Hirata, Kiichirou Koyasu, and Tatsuya Tsukuda*
    J. Phys. Chem. Lett., 13, 5049-5055 (2022).

  6. "Correction to "Photoinduced Thermionic Emission from [M25(SR)18] (M = Au, Ag) Revealed by Anion Photoelectron Spectroscopy""

    Keisuke Hirata, Shun Ito, Kuenhee Kim, Katsunosuke Nakamura, Hirokazu Kitazawa, Shun Hayashi, Kiichirou Koyasu, and Tatsuya Tsukuda*
    J. Phys. Chem.C, 126, 8965-8966 (2022).

  7. "Critical Role of CF3 Groups in the Electronic Stabilization of [PdAu24(C≡C6H3(CF3)2)18]2– as Revealed by Gas-Phase Anion Photoelectron Spectroscopy"

    Shun Ito, Kiichirou Koyasu, Shinjiro Takano, and Tatsuya Tsukuda*
    J. Phys. Chem. Lett., 12, 10417-10421 (2021).
    Selected as Supplementary Cover Image

  8. "Ligand-Protected Gold/Silver Superatoms: Current Status and Emerging Trends"

    Haru Hirai, Shun Ito, Shinjiro Takano, Kiichirou Koyasu and Tatsuya Tsukuda*
    Chem. Sci., 11, 12233 (2020).

  9. Collision–Induced Reductive Elimination of 1,3–Diynes from [MAu24(C≡CR)18]2– (M = Pd, Pt) Yielding Clusters of Superatoms

    Shun Ito, Kiichirou Koyasu, Shinjiro Takano, and Tatsuya Tsukuda*
    J. Phys. Chem. C, 124, 19119-19125 (2020).

  10. Alkynyl-Protected Au22(C≡CR)18 Clusters Featuring New Interfacial Motifs and R-Dependent Photoluminescence

    Shun Ito Shinjiro Takano, and Tatsuya Tsukuda*
    J. Phys. Chem. Lett., 10, 6892-6896 (2019).

  11. Efficient and Selective Conversion of Phosphine-Protected (MAu8)2+ (M = Pd, Pt) Superatoms to Thiolate-Protected (MAu12)6+ or Alkynyl-Protected (MAu12)4+ Superatoms via Hydride Doping

    Shinjiro Takano*, Shun Ito, and Tatsuya Tsukuda*
    J. Am. Chem. Soc., 141, 15994-16002 (2019).

Conference presentations

  1. Gas-phase photoelectron spectroscopy of alloy clusters [MAu24(C≡CR)18–2n]2– (M = Pd, Pt; n = 1–6): evolution of electrons structures via successive reductive elimination of alkynyl ligands

    Shun Ito, Koyasu Kiichirou, Tatsuya Tsukuda, The 17th Annual Meeting of Japan Society of Molecular Science, Osaka, September 2023. (Oral)

  2. Evaluation of Superatomic Electronic Structures of Ligand-Protected Gold/Silver Superatoms by Gas-Phase Photoelectron Spectroscopy

    Shun Ito, Kiichirou Koyasu, Tatsuya Tsukuda, International Symposium on Small Particles and Inorganic Clusters XXI (ISSPIC XXI), Berlin, Germany, September 2023. (Poster)

  3. Characterization of electronic structures of ligand-protected superatoms and superatomic molecules by gas-phase photoelectron spectroscopy

    Shun Ito, Emi Ito, Shinjiro Takano, Kiichirou Koyasu, Tatsuya Tsukuda, The 103rd CSJ Annual Meeting, Noda, March 2023. (Oral)

  4. Electron affinities of ligand-protected gold/silver superatoms revisited: Suppression of multiphoton photoelectron detachment

    Shun Ito, Yuriko Tasaka, Katsunosuke Nakamura, Yuki Fujiwara, Keisuke Hirata, Kiichirou Koyasu, Tatsuya Tsukuda, The 16th Annual Meeting of Japan Society of Molecular Science, Yokohama, September 2022. (Oral)

  5. Gas-phase photoelectron spectroscopy of mass-selected [PdAu24(C≡CArF)18–x(C≡CPh)x]2– (ArF = 3,5-(CF3)2C6H3): Increase of electron affinity by electron-withdrawing ability of ligands

    Shun Ito, Shinjiro Takano, Kiichirou Koyasu, Tatsuya Tsukuda, The 15th Annual Meeting of Japan Society of Molecular Science, Online, September 2021. (Oral)

  6. Gas-phase photoelectron spectroscopy of [PdAu24(L1)18–x(L2)x]2– (L1, L2 = alkynyl): Modulation of electron affinity by successive ligand exchange

    Shun Ito,Katsunosuke Nakamura, Yuriko Tasaka, Shinjiro Takano, Kiichirou Koyasu, Tatsuya Tsukuda, The 19th Annual Meeting of Society of Nano Science and Technology, Online, May 2021. (Poster) Young best presentation award

  7. Reductive elimination of 1,3–diynes induced by collision of alkynyl-protected superatoms [MAu24(C≡CR)18]2– (M = Pd, Pt): Formation of novel clusters of superatoms

    Shun Ito, Kiichirou Koyasu, Shinjiro Takano, Tatsuya Tsukuda, Oneline meeting of Japan Society of Molecular Science, Online, September 2020. (Oral)

  8. Reductive elimination induced by collision of [MAu24(C≡CR)18]2– (M = Pd, Pt)

    Shun Ito, Kiichirou Koyasu, Tatsuya Tsukuda, The 68th Annual Conference on Mass Spectrometry, Japan, Online, May 2020. (Poster)

  9. Structures and Photoluminescence Properties of New Alkynyl-Protected Gold Clusters Au22(C≡CR)18

    Shun Ito, Shinjiro Takano, Tatsuya Tsukuda, International Symposium on Monolayer Protected Clusters 19 (ISMPC19), Xiamen University, China, September 2019. (Poster)

  10. Effect of alkynyl ligands on photoluminescence properties of novel Au clusters Au22(C≡CR)18

    Shun Ito, Shinjiro Takano, Tatsuya Tsukuda, The 13th Annual Meeting of Japan Society of Molecular Science, Aichi, September 2019. (Oral)

  11. Atomically-precise synthesis and characterization of Alkynyl-protected Au clusters Au18(C≡CR)14

    Shun Ito, Shinjiro Takano, Tatsuya Tsukuda, The 17th Annual Meeting of Society of Nano Science and Technology, Kagoshima, May 2019. (Poster)

  12. Synthesis and characterization of a magic-number phenylacetylene-protected gold cluster Au18(C≡CPh)14

    Shun Ito, Shinjiro Takano and Tatsuya Tsukuda, The 99th CSJ Annual Meeting, Kobe, March 2019. (Oral)

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