学歴
2009. 3. 東京理科大学理学部化学科 卒業
2011. 3. 東京理科大学大学院総合化学研究科修士課程 修了
2014. 3. 東京理科大学大学院総合化学研究科博士課程 修了
      (2012.6-9にインド工科大学マドラス校に留学)
2014 .3. 博士(理学)取得(東京理科大学)

職歴
2014 .4-2017. 3 東京理科大学理学部応用化学科 博士研究員
2017. 4-2022. 3 立教大学理学部化学科 助教
2022. 4-現在   東京理科大学研究推進機構総合研究院 講師

専門
クラスター化学、ナノ物質化学、物理化学

受賞
2009. 3. 平成20年度小玉記念科学賞
2013. 9. 第7回分子科学討論会優秀ポスター賞
2014. 3. 平成25年度東京理科大学学生表彰(TUS AWARD)
2014. 4. 第94回日本化学会春季年会学生講演賞
2014. 5. ナノ学会第12回大会若手優秀ポスター発表賞
2015. 5. 第95回日本化学会春季年会優秀講演賞
2016. 1. 第25回日本MRS年次大会奨励賞
2019. 9. 第13回分子科学会優秀講演賞

その他特記事項
2009. 3. 東京理科大学理学部第一部化学科首席
2011. 4. 東京理科大学博士課程学費半額免除者に選定

競争的資金
2013. 6. 東京理科大学学生研究助成
2015. 2. 東京工業大学基金研究助成
2015. 3. 日本科学協会笹川科学研究助成
2016. 4. 科学研究費補助金若手研究(B)
2017.11. 住友財団 基礎科学研究助成
2019. 4. 立教大学学術推進特別重点資金(立教SFR)個人研究
2020. 4. 科学研究費補助金 若手研究

学会委員
2020. 6-2022. 5 ナノ学会 編集委員会委員

学術論文 (Google Scholar web page
36)"On the Origin of Photoluminescence Enhancement in Biicosahedral AgxAu25-x Nanoclusters (x = 0-13) and Their Application to Triplet-Triplet Annihilation Photon Upconversion"
 M. Mitsui, D. Arima, Y. Kobayashi, E. Lee, Y. Niihori
 Advanced Optical Materials, in press.

35)"Evidence for Triplet-State-Dominated Luminescence in Biicosahedral Superatomic Molecular Au25 Clusters"
 M. Mitsui, Y. Wada, R. Kishii, D. Arima, Y. Niihori,
 Nanoscale, 14, 7974-7979 (2022).
 Selected as "Outside Front Cover"
 Selected as "2022 Nanoscale HOT Article Collection"

34)"Unravelling the Origin of Dual Photoluminescence in Au2Cu6 Clusters by Triplet Sensitization and Photon Upconversion"
 D. Arima, Y. Niihori, M. Mitsui
 J. Mater. Chem. C, 10, 4597-4606 (2022)
 Invited Article to Themed Collection : "Matrials for thermally activated fluorescence and/or triplet fusion upconversion"
 Selected as "Outside Front Cover"


33)"Excited-State Symmetry Breaking in a Multiple Multipolar Chromophore Probed by Single-Molecule Fluorescence Imaging and Spectroscopy"
 M. Mitsui, Y. Takakura, K. Hirata, Y. Niihori, Y. Fujiwara, K. Kobayashi
 J. Phys. Chem. B 125, 9950-9959 (2021).

32)"Starburst-Shaped D-π-A Chromophore Possessing a Hexaethynylbenzene Core for Dye-Sensitized Solar Cells"
 M. Mitsui, Y. Nakagome, Y. Niihori, S. Inoue, Y. Fujiwara, K. Kobayashi,
 ACS Appl. Mater. Interfaces 13, 35739-35749 (2021).

31)"Single Pt Atom Doping to Silver Clusters Enables Near-infrared-to-Blue Photon Upconversion"
 Y. Niihori, Y. Wada, M. Mitsui
 Angew. Chem. Int. Ed. 60, 2822-2827 (2021).
 
Selected as "Hot Paper"
 Selected as "Frontispiece"


30)"Synthesis and Properties of a Cyclohexa-2.7-Anthrylene Ethynylene Derivative"
 H. Matsuki, K. Okubo, Y. Takaki, Y. Niihori, M. Mitsui, E. Kayahara, S. Yamago, K. Kobayashi
 Angew. Chem. Int. Ed. 60, 998-1003 (2021).

29)"Photophysical and Thermodynamic Properties of Ag29(BDT)12(TPP)x (x = 0-4) Clusters in Secondary Ligand Binding-Dissociation Equilibria Unraveled by Photoluminescence Analysis"
 Y. Niihori, N. Takahashi, M. Mitsui,
 J. Phys. Chem. C 124, 5880-5886 (2020).

28)"Excited-State Symmetry Breaking of a Symmetrical Donor-π-Donor Quadrupolar Molecule at a Polymer/Glass Interface"
 M. Mitsui, Y. Takakura, Y. Niihori, M. Nakamoto, Y. Fujiwara, K. Kobayashi
 J. Phys. Chem. C 123, 14564-14572 (2019).

27)"Dynamic Behavior of Thiolate-Protected Gold-Silver 38-Atom Alloy Clusters in Solution"
 Y. Niihori, S. Hashimoto, Y. Koyama, S. Hossain, W. Kurashige, Y. Negishi
 J. Phys. Chem. C 123, 13324-13329 (2019).
 
Selected as "Supplementary Cover"
 Press release in "English version" and "Japanese version"

26)"Deepening an Understanding on Thiolate-Protected Metal Clusters Using High-Performance Liquid Chromatography"
 Y. Niihori, K. Yoshida, S. Hossain, W. Kurashige, Y. Negishi
 Bull. Chem. Soc. Jpn. 92, 664-695 (2019).
 
Invited Accunt to Special Issue"Material Innovation"
 Highlighted in "Inside Cover"
 Highlighted in "Account/Review Collection 2019-20"


25)"Alloy Clusters: Precise Synthesis and Mixing Effects",
 S. Hossain, Y. Niihori, L. V. Nair, B. Kumar, W. Kurashige, Y. Negishi
 Acc. Chem. Res. 51, 3114-3124 (2018).
 
Invited Article to Special Issue"Toward Atomic Precision in Nanoscience"
 Selected as "Supplementary Cover"

24)"Impacts of Environmental Rigidity on Photophysical Characteristics and Behaviors of a Quadrupolar Chromophore Revealed by Single-Molecule Fluorescence Spectroscopy"
 T. Mizukami, S. Inoue, H. Ohsawa, Y. Niihori, K. Kobayashi, M. Mitsui
 J. Phys. Chem. C 122, 37, 21295-21307 (2018).

23)"Atomic and Isomeric Separation of Thiolate-Protected Alloy Clusters"
 Y. Niihori, Y. Koyama, S. Watanabe, S. Hashimoto, S. Hossain, L. V. Nair, B. Kumar, W. Kurashige, Y. Negishi
 J. Phys. Chem. Lett., 9, 4930-4934 (2018).
 
Selected as "Supplementary Cover"

22)"Thiolate-Protected Trimetallic Au~20Ag~4Pd and Au~20Ag~4Pt Alloy Clusters with Controlled Chemical Composition and Metal Positions"
 S. Hossain, T. Ono, M. Yoshioka, G. Hu, M. Hosoi, Z. Chen, L.V. Nair, Y. Niihori, W. Kurashige, D. Jiang, Y. Negishi
 J. Phys. Chem. Lett., 9, 2590-2594 (2018).

21)"Au25-Loaded BaLa4Ti4O15 Water-Splitting Photocatalyst with Enhanced Activity and Durability Produced Using New Chromium Oxide Shell Formation Method"
 W. Kurashige, R. Kumazawa, D. Ishii, R. Hayashi, Y. Niihori, S. Hossain, L.V. Nair, T. Takayama, A. Iwase, S. Yamazoe, T. Tsukuda, A. Kudo, Y. Negishi
 J. Phys. Chem. C, 122, 13669-13681 (2018).
 Invited Article to "Prashant V. Kamat Festschrift"

20)"High-performance Liquid Chromatography Mass Spectrometry of Gold and Alloy Clusters Protected by Hydrophilic Thiolates"
 Y. Niihori, D. Sharma, K. Yoshida, K. Hamada, L.V. Nair, S. Hossain, W. Kurashige, Y. Negishi
 Nanoscale 10, 1641-1649 (2018).
 
Selected as "Back Cover"

19)"Understanding and Practical Use of Ligand and Metal Exchange Reactions in Thiolate-Protected Metal Clusters to Synthesize Controlled Metal Clusters"
 Y. Niihori, S. Hossain, S. Sharma, B. Kumar, W. Kurashige, Y. Negishi
 Chem. Rec., 17, 473-484 (2017).
 Invited "Personal Accounts"
 Selected as "Front Cover"


18)"[Pt17(CO)12(PPh3)8]n+ (n = 1, 2): Synthesis and Geometric/Electronic Structures"
 L. V. Nair, S. Hossain, S. Wakayama, S. Takagi, M. Yoshioka, J. Maekawa, A. Harasawa, B. Kumar, Y. Niihori, W. Kurashige, Y. Negishi
 J. Phys. Chem. C, 12, 11002-11009 (2017).
 Invited Article to "Special Issue"

17)"Perspective: Exchange Reactions in Thiolate-Protected Metal Clusters"
 Y. Niihori, S. Hossain, B. Kumar, L. V. Nair, W. Kurashige, Y. Negishi
 APL Mater., 5, 053201 (2017).
 
Invited "Perspective" to "Special Issue"
 Highlighted in "Featured"


16)"Separation of Glutathionate-Protected Gold Clusters by Reversed-Phase Ion Pair High-Performance Liquid Chromatography"
 Y. Niihori, Y. Kikuchi, D. Shima, C. Uchida, S. Sharma, S. Hossain, W. Kurashige, Y. Negishi
 Ind. Eng. Chem. Res. 56, 1029-1035 (2017)
 Invited Article as "A Winner of Best Presentation Award at 251th ACS Meeting"
 Highlighted in "Outside Front Cover"
 Highlighted in "Virtual Special Issue"


15)"Ligand Exchange Reactions in Thiolate-Protected Au25 Nanoclusters with Selenolates or Tellurolates: Preferential Exchange Sites and Effects on Electronic Structure"
 S. Hossain, W. Kurashige, S. Wakayama, B. Kumar, L. V. Nair, Y. Niihori, Y. Negishi

 J. Phys. Chem. C, 120, 25861-25869 (2016).


14)"Tuning the Electronic Structure of Thiolate-Protected 25-Atom Clusters by Co-Substitution with Metals Having Different Preferential Sites"
 S. Sharma, S. Yamazoe, T. Ono, W. Kurashige, Y. Niihori, K. Nobusada, T. Tsukuda, Y. Negishi
 Dalton Trans., 45, 18064-18068 (2016).
 
Selected as "Outside Back Cover"

13)"Improvements in the Ligand-Exchange Reactivity of Phenylethanethiolate-Protected Au25 Nanocluster by Ag or Cu Incorporation"
 Y. Niihori, M. Eguro, A. Kato, S. Sharma, B. Kumar, W. Kurashige, K. Nobusada, Y. Negishi
 J. Phys. Chem. C, 120, 14301-14309 (2016).

12)"Precise Synthesis, Functionalization and Application of Thiolate-Protected Gold Clusters"
 W. Kurashige, Y. Niihori, S. Sharma, Y. Negishi
 Coord. Chem. Rev., 320-321, 238-250 (2016).
 
Invited Review to "Special Issue"

11)"High-Resolution Separation of Thiolate-Protected Gold Clusters by Reversed-Phase High-Performance Liquid Chromatography"
 Y. Niihori, C. Uchida, W. Kurashige, Y. Negishi
 Phys. Chem. Chem. Phys., 18, 4251-4265 (2016).
 Invited "Perspective"
 Selected as "Outside Front Cover"


10)"Understanding Ligand-Exchange Reactions on Thiolate-Protected Gold Cluster by Probing Isomer Distributions Using Reversed-Phase High-Performance Liquid Chromatography"
 Y. Niihori, Y. Kikuchi, A. Kato, M. Matsuzaki, Y. Negishi
 ACS Nano, 9, 9347-9356 (2015).
 Highlighted in "IN NANO" (HPPDF) 

9)"Controlled Loading of Small Aun Clusters (n = 10–39) onto BaLa4Ti4O15 Photocatalysts: Toward an Understanding of Size Effect of Co-Catalyst on Water Splitting Photocatalytic Activity"
 Y. Negishi, Y. Matsuura, R. Tomizawa, W. Kurashige, Y. Niihori, T. Takayama, A. Iwase, A. Kudo
 J. Phys. Chem. C, 119, 11214-11232 (2015).
 Invited Article to "Special Issue" 

8)"A Critical Size for Emergence of Nonbulk Electronic and Geometric Structures in Dodecanethiolate-Protected Au Clusters"
 Y. Negishi, T. Nakazaki, S. Malola, S. Takano, Y. Niihori, W. Kurashige, S. Yamazoe, T. Tsukuda, H. Häkkinen
 J. Am. Chem. Soc., 137, 1206-1212 (2015).
 Highlighted in "Nature Nanotechnology" (HPPDFin Japanease) 

7)"Recent Progress in the Functionalization Methods of Thiolate-Protected Gold Clusters"
 W. Kurashige, Y. Niihori, S. Sharma, Y. Negishi

 J. Phys. Chem. Lett., 5, 4134-4142 (2014).

 Invited "Perspective"
 Selected as "Outside Front Cover"

 Highlighted in "Editorial"


6) "Advanced Use of High-Performance Liquid Chromatography for Synthesis of Controlled Metal Clusters"
 Y. Niihori, M. Matsuzaki, C. Uchida, Y. Negishi
 Nanoscale, 6, 7889-7896 (2014). 
 
Selected as "Back Cover"

5) "Toward the Creation of Stable, Functionalized Metal Clusters"
 Y. Negishi, W. Kurashige, Y. Niihori, K. Nobusada
 Phys. Chem. Chem. Phys., 15, 18736-18751 (2013).
 Invited "Perspective"
 Selected as "Outside Front Cover"
 Selected as "HOT article"


4) "Separation of Precise Compositions of Noble Metal Clusters Protected with Mixed Ligands"
 Y. Niihori, M. Matsuzaki, T. Pradeep, Y. Negishi
 J. Am. Chem. Soc., 135, 4946-4949 (2013).

3) "Remarkable Enhancement in Ligand-Exchange Reactivity of Thiolate-Protected Au25 Nanocluster by Single Pd Atom Doping"
 Y. Niihori, W. Kurashige, M. Matsuzaki, Y. Negishi
 Nanoscale, 5, 508-512 (2013).
 Selected as "Back Cover

2) "Isolation and Structural Characterization of Magic Silver Clusters Protected by 4-(tert-butyl)benzyl Mercaptan"
 Y. Negishi, R. Arai, Y. Niihori, T. Tsukuda
 Chem Commun., 47, 5693-5695 (2011)
 Selected as "Back Cover"

1) "Isolation, Structure, and Stability of A Dodecanethiolate-Protected Pd1Au24 Cluster"
 Y. Negishi, W. Kurashige, Y. Niihori, T. Iwasa, K. Nobusada
 Phys. Chem. Chem. Phys., 12, 6219-6225 (2010).
 "Invited Paper"

著書・解説等
9)「Chapter 3. Controlled Thiolate-Protected Gold and Alloy Clusters」
 Bharat Kumar, Yoshiki Niihori, Wataru Kurashige, Yuichi Negishi
 Takashiro Akitsu Eds."Descriptive Inorganic Chemistry Researches of Metal Compounds" InTech's publishing (2017).


8)「Chapter 7. Photoresponsive Gold Clusters」
 Sachil Sharma, Yoshiki Niihori, Wataru Kurashige, Yuichi Negishi
 Takeshi Kawai, Mineo Hashizume Eds. "Stimuli-responsive interface: fabrication and application" Springer, p109-125 (2017).

7)「金属クラスターの精密合成と水分解半導体光触媒の高機能化への応用」
 新堀佳紀, 蔵重亘, 根岸雄一
 セラミックス, 第51巻, 781-784 (2016).

6)「チオラート保護金クラスターにおける配位子交換反応」
 若山彰太, Sakiat Hossain, 蔵重亘, 新堀佳紀, 根岸雄一
 ナノ学会会報, 第15巻, 7-13 (2016).
 Selected as "Front Cover"

5)「Chapter 1. Nanocluster Science」
 Sachil Sharma, Wataru Kurashige, Yoshiki Niihori, Yuichi Negishi
 Katsuhiko Ariga, Masakazu Aono Eds. "Supra-Materials Nanoarchitectonics" p.3-32 Elsevier, (2016).

4)「逆相高速液体クロマトグラフィーによるチオラート保護金属ナノクラスターの高分解能分離」
 新堀佳紀, 内田千紘, 蔵重亘, 根岸雄一
 ナノ学会会報, 第14巻, 57-64 (2016).

3)「無機元素ブロックとしての金属クラスターの精密合成」
 新堀佳紀、蔵重亘、根岸雄一

 中條善樹(監) "元素ブロック高分子-有機-無機ハイブリッド材料の新概念-", シーエムシー出版 p.16-25 (2015)

2) 「Chapter 3. Controlled Synthesis: Composition and Interface control」
 Yuichi Negishi, Yoshiki Niihori, Wataru Kurashige
 Tatsuya Tsukuda and Hannu Hakkinen Eds."Protected Metal Clusters: From fundamental to Applicatiopns",Springer pp.39-71 (2015).

1) 「チオラート保護金属ナノクラスターの高分解能分離-逆相高速液体クロマトグラフィーの利用-」
(受賞解説論文)
 新堀佳紀、根岸雄一
 ナノ学会会報, 第13巻, 29-35 (2014).







新堀 佳紀 【講師】

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