Selected publication

  1. Nahoko Ono, Ryo Seishima, Koji Okabayashi, Hiroaki Imai, *Syuji Fujii,  *Yuya Oaki, “Stimuli-Responsive Sponge for Imaging and Measuring Weak Compression Stresses”
    Advanced Science  202310, 2206097.
  2. Aya Edagawa, Satoru Matsuda, Hirofumi Kawakubo, Hiroaki Imai,  *Yuya Oaki, “Coatable 2D Conjugated Polymers Containing Bulky Macromolecular Guests for Thermal Imaging”
    ACS Applied Materials & Interfaces  202214, 43792-43801.
  3. Yuri Haraguchi, Hiroaki Imai,  *Yuya Oaki, “Selective Syntheses of Thick and Thin Nanosheets Based on Correlation between Thickness and Lateral-Size Distribution”
    iScience  202225, 104933.
  4. Yuri Haraguchi, Hiroaki Imai,  *Yuya Oaki, “Nanosheet-Based Uneven Thin Film Exhibiting Angle-Independent Structural Color and Its Application to Detection of Biogenic Amines”
    Advanced Materials Interfacess  20229, 2201111.
  5. Takumi Komura, Kosuke Sakano, Yasuhiko Igarashi, Hiromichi Numazawa, Hiroaki Imai,  *Yuya Oaki, “A Capacity-Prediction Model for Exploration of Organic Anodes: Discovery of 5-Formylsalicylic Acid as a High-Performance Anode Active Material”
    ACS Applied Energy Materials  20225, 8990-8998.
  6.  *Yuya Oaki, Kosuke Sato, “Nanoarchitectonics for conductive polymers using solid and vapor phases”
    Nanoscale Advances 2022,  4, 2273-2281.
  7. Kosuke Sakano, Yasuhiko Igarashi, Hiroaki Imai, Shuntaro Miyakawa, Takaya Saito, Yoshiki Takayanagi, Koji Nishiyama,  *Yuya Oaki, “Performance Predictors for Organic Cathodes of Lithium-Ion Battery”
    ACS Applied Energy Materials  20225, 2074-2082.
  8. Yuri Haraguchi, Yasuhiko Igarashi, Hiroaki Imai, *Yuya Oaki, “Sparse modeling for small data: case studies in controlled synthesis of 2D materials”
    Digital Discovery  20221, 26-34.
  9. Nano Shioda, Jung-Moo Heo, Bubsung Kim, Hiroaki Imai, *Jong-Man Kim,  *Yuya Oaki, “Layered macrocycles with flexibility and tunable dynamic properties for wide-range thermoresponsive color changes”
    Sensors & Diagnostics  20221, 160-168.
  10. Yuri Haraguchi, Yasuhiko Igarashi, Hiroaki Imai, *Yuya Oaki, “Size-Distribution Control of Exfoliated Nanosheets Assisted by Machine Learning: Small-Data-Driven Materials Science Using Sparse Modeling”
    Advanced Theory and Simulations  20214, 2100158 (8 pages).
  11.  *Yuya Oaki, Yasuhiko Igarashi, “Materials Informatics for 2D Materials Combined with Sparse Modeling and Chemical Perspective: Toward Small-Data-Driven Chemistry and Materials Science”
    Bulletin of the Chemical Society of Japan 202194, 2410-2422.
  12. Yuki Mochizuki, Hiroaki Imai, *Yuya Oaki, “A Layered Polydiacetylene Containing Hydrogen-Bonding 4,4’-Bipyridyl Guests: Reversible Color Changes with a Wide-Range Temperature Response”
    ChemPlusChem 202186, 1563-1568.
  13. Kyohei Noda, Yasuhiko Igarashi, Hiroaki Imai, *Yuya Oaki, “Yield-prediction models for efficient exfoliation of soft layered materials into nanosheets”
    Chemical Communications 202157, 5921-5924.
  14. Ryosuke Mizuguchi, Yasuhiko Igarashi, Hiroaki Imai, *Yuya Oaki, “Lateral-Size Control of Exfoliated Transition-Metal-Oxide 2D Materials by Machine Learning on Small Data”
    Nanoscale 202113, 3853-3859.
  15. Minami Nakamitsu, Keigo Oyama, Hiroaki Imai, *Syuji Fujii, *Yuya Oaki, “Ultrahigh-Sensitive Compression-Stress Sensor using Integrated Stimuli-Responsive Materials”
    Advanced Materials 202133, 2008755.
  16. *Yuya Oaki, “Exfoliation Chemistry of Soft Layered Materials toward Tailored 2D Materials”
    Chemistry Letters 2020, DOI: 10.1246/cl.2007471.
  17. *Yuya Oaki, “Intercalation and Flexibility Chemistries of Soft Layered Materials”
    Chemical Communications 2020,56, 13069-13081.
  18. Kei Watanabe, Hiroaki Imai, *Yuya Oaki, “Solid-State Low-Temperature Thermoresponsive and Reversible Color Changes of Conjugated Polymer in Layered Structure”
    Small 202016, 2004586.
  19. Jumpei Suzuki, Akira Ishizone, Kosuke Sato, Hiroaki Imai, Yu-Jen Tseng, Chi-How Peng, *Yuya Oaki, “Amorphous flexible covalent organic networks containing redox-active moieties: A noncrystalline approach to assembly of functional molecules”
    Chemical Science 202011, 7003-7008.
  20. Kyohei Noda, Yasuhiko Igarashi, Hiroaki Imai, *Yuya Oaki, “Efficient Syntheses of 2D Materials from Soft Layered Composites Guided by Yield Prediction Model: Potential of Experiment‐Oriented Materials Informatics”
    Advanced Theory and Simulations 20203, 2000084.
  21. Ryosuke Mizuguchi, Hiroaki Imai, *Yuya Oaki, “Formation processes, size changes, and properties of nanosheets derived from exfoliation of soft layered inorganic–organic composites”
    Nanoscale Advances 20202, 1168-1176.
  22. Minami Nakamitsu, Hiroaki Imai, *Yuya Oaki, “Visualization and Quantification of Microwave using Thermo-Responsive Color-Change Hydrogel”
    ACS Sensors 20205, 133.
  23. Kei Watanabe, Hiroaki Imai, *Yuya Oaki, “A paper-based device of a specially designed soft layered polymer composite for measurement of weak friction force”
    Journal of Materials Chemistry C 20208, 1265.
  24. Hiromichi Numazawa, Yasuhiko Igarashi, Kosuke Sato, Hiroaki Imai, *Yuya Oaki, “Experiment-Oriented Materials Informatics for Efficient Exploration of Design Strategy and New Compounds for High-Performance Organic Anode”
    Advanced Theory and Simulations 20192, 1900130.
  25. Shuhei Ishioka, Kei Watanabe, Hiroaki Imai, Yu-Jen Tseng, Chi-How Peng, *Yuya Oaki, “Glass-transition-induced color-changing resins containing layered polydiacetylene”
    Chemical Communications 2019,55, 11723.
  26. Shohei Yano, Kosuke Sato, Jumpei Suzuki, Hiroaki Imai, *Yuya Oaki, “Amorphous 2D materials containing a conjugated polymer network”
    Communications Chemistry 20192, 97.
  27. Machi Takeuchi, Hisato Kawashima, Hiroaki Imai, *Shuji Fujii*Yuya Oaki, “Quantitative detection of near-infrared (NIR) light using organic layered composites”
    Journal of Materials Chemistry C 20197, 4089-4095.
  28. Yuna Yamamoto, Hiroaki Imai, *Yuya Oaki, “Redox-Mediated High-Yield Exfoliation of Layered Composites into Nanosheets”
    Bulletin of the Chemical Society of Japan 201992, 779-784.
  29. Gentoku Nakada, Yasuhiko Igarashi, Hiroaki Imai, *Yuya Oaki, “Materials-Informatics-Assisted High-Yield Synthesis of 2D Nanomaterials through Exfoliation”
    Advanced Theory and Simulations 20192, 1800180.
  30. *Yuya Oaki, Kosuke Sato,“Crystal-controlled polymerization: Recent advances in morphology design and control of organic polymer materials”
    Journal of Materials Chemistry A 20186, 23197-23219.
  31. Machi Takeuchi, Karthikeyan Gnanasekaran, Heiner Friedrich, Hiroaki Imai, Nico A. J. M. Sommerdijk, *Yuya Oaki, “Tunable Stimuli-Responsive Color-Change Properties of Layered Organic Composites”
    Advanced Functional Materials 201818, 1804906.
  32. Kosuke Sato, Hiroaki Imai, *Yuya Oaki, “Two-Dimensional Conductive and Redox-Active Nanostructures Synthesized by Crystal-Controlled Polymerization for Electrochemical Applications”
    ACS Applied Nano Materials 20181, 4218-4226.
  33. Hiromichi Numazawa, Kosuke Sato, Hiroaki Imai, *Yuya Oaki, “Multistage Redox Reaction of Conductive-Polymer Nanostructures with Lithium Ion: Potentials for High-Performance Organic Anode”
    NPG Asia Materials 2018,10, 397-405.
  34. Hideto Terada, Hiroaki Imai, *Yuya Oaki, “Visualization and Quantitative Detection of Friction Force by Self-Organized Organic Layered Composites”
    Advanced Materials 2018,30, 1801121.
  35. *Yuya Oaki, Yukiko Ishijima, Hiroaki Imai, “Emergence of temperature-dependent and reversible color-changing properties by the stabilization of layered polydiacetylene through intercalation”
    Polymer Journal 2018,50, 319–326.
  36. Gentoku Nakada, Hiroaki Imai,*Yuya Oaki, “Few-layered titanate nanosheets with large lateral size and surface functionalization: potential for the controlled exfoliation of inorganic–organic layered composites”
    Chemical Communications 2018,52, 224-227.
  37. Yukiko Ishijima, Hiroaki Imai, *Yuya Oaki, “Tunable Mechano-responsive Color-Change Properties of Organic Layered Material by Intercalation”
    Chem 2017,3, 509–521.
  38. Machi Takeuchi, Hiroaki Imai, *Yuya Oaki, “Effects of intercalation rate on layered crystal structures and stimuli-responsive color-change properties of polydiacetylene”
    Journal of Materials Chemistry C 2017,5, 8250–8255.
  39. *Yuya Oaki, “Morphology Design of Crystalline and Polymer Materials from Nanoscopic to Macroscopic Scales”
    Bulletin of the Chemical Society of Japan 2017,90, 776 (award account).
  40. Kosuke Sato, Mirei Arayasu, Hirotaka Masaki, Hiroaki Imai, *Yuya Oaki,“Hierarchical bicontinuous structure of redox-active organic composites and their enhanced electrochemical properties”
    Chemical Communications 2017,53, 7329 (Emerging Investigator Issue 2017).
  41. Machi Takeuchi, Hiroaki Imai, *Yuya Oaki,“Real-Time Imaging of 2D and 3D Temperature Distribution: Coating of Metal-Ion-Intercalated Organic Layered Composites with Tunable Stimuli-Responsive Properties”

    ACS Applied Materials & Interfaces 2017,9, 16546–16552.

  42. K. Kuwabara, H. Masaki, Hiroaki Imai,*Yuya Oaki,“Substrate coating by conductive polymers through spontaneous oxidation and polymerization”
    Nanoscale 2017,9, 7895–7900.
  43. Yuna Yamamoto, *Yuya Oaki, Hiroaki Imai, “Coupled Exfoliation and Surface Functionalization of Titanate Monolayer for Bandgap Engineering”
    Advanced Materials Interface 2017,4, 1601014 (8 pages).
  44. Kosuke Sato, *Yuya Oaki, Hiroaki Imai, “Phase separation of composite materials through simultaneous polymerization and crystallization”
    NPG Asia Materials 2017,9, e377 (7 pages).
  45. Kosuke Sato, Hirotaka Masaki, Mirei Arayasu, *Yuya Oaki, Hiroaki Imai, “Conductive Polymer Nanosheets Generated from the Crystal Surface of an Organic Oxidant”
    ChemPlusChem 2017,82, 177(Invited to Early Carrier Series).
  46. Yukiko Ishijima, Mamoru Okaniwa, *Yuya Oaki, Hiroaki Imai, “Two exfoliation approaches for organic layered compounds: hydrophilic and hydrophobic polydiacetylene nanosheets”
    Chemical Science 2017,8, 647.
  47. Hiroshi Matsui, *Yuya Oaki, Hiroaki Imai, “Surface-functionalized hydrophilic monolayer of titanate and its application for dopamine detection”
    Chemical Communications 2016,52, 9466.
  48. Hiroshi Matsui, *Yuya Oaki, Hiroaki Imai, “Tunable photochemical properties of a covalently anchored and spatially confined organic polymer in a layered compound”
    Nanoscale 20168, 11076.
  49. Mamoru Okaniwa, *Yuya Oaki, Hiroaki Imai, “Intercalation-Induced Tunable Stimuli-Responsive Color-Change Properties of Crystalline Organic Layered Compound”
    Advanced Functional Materials 2016,26, 3463.
  50. Kosuke Sato, *Yuya Oaki, Hiroaki Imai, “Incorporation of Redox-Active Guest in Conductive and Redox-Active Host: Hierarchically Structured Composite of a Conductive Polymer and Quinone Derivative”
    Chemistry Letters 201645, 324.
  51. Masashi Honda, *Yuya Oaki, *Hiroaki Imai, “Surface-functionalized monolayered nanodots of a transition metal oxide and their properties”
    Physical Chemistry Chemical Physics 201517, 32498.
  52. Mamoru Okaniwa, *Yuya Oaki, *Hiroaki Imai, “Morphology and Orientation Control of Organic Crystals in Organic Media through Advanced Biomimetic Approach”
    Bulletin of the Chemical Society of Japan 201588, 1459.
  53. Masashi Honda, *Yuya Oaki, *Hiroaki Imai, “Hydrophobic monolayered nanoflakes of tungsten oxide: Coupled exfoliation and fracture in a nonpolar organic medium”
    Chemical Communications 2015, 51, 10046.
  54. Kento Kuwabara, *Yuya Oaki, Ryo Muramatsu, *Hiroaki Imai, “Crystal-surface-induced simultaneous synthesis and hierarchical morphogenesis of conductive polymers”
    Chemical Communications 2015, 51, 9698.
  55. Mamoru Okaniwa, *Yuya Oaki, Soichiro Kaneko, Kazuki Ishida, Hideyuki Maki, *Hiroaki Imai, “Advanced Biomimetic Approach for Crystal Growth in Nonaqueous Media: Morphology and Orientation Control of Pentacosadiynoic Acid and Applications”
    Chemistry of Materials 201527, 2627.
  56. Kosuke Sato, *Yuya Oaki, *Hiroaki Imai, “A Hydrophobic Adsorbent Based on Hierarchical Porous Polymers Derived from Morphologies of a Biomineral”
    Chemical Communications 2015, 51, 7919.
  57. Kosuke Sato, *Yuya Oaki, Daisuke Takahashi, Kazunobu Toshima, *Hiroaki Imai, “Hierarchical CaCO3 Chromatography: A Stationary Phase Based on Biominerals”
    Chemistry–A European Journal 201521, 5034.
  58. Yurika Munekawa, *Yuya Oaki, Kosuke Sato and *Hiroaki Imai, “Incorporation of Organic Crystals in the Interspace of Oriented Nanocrystals: Morphologies and Properties”
    Nanoscale 2015, 7, 3466. [Selected for Cover Picture]
  59. Ryo Muramatsu, *Yuya Oaki, Kento Kuwabara, Kosei Hayashi, *Hiroaki Imai, “Solvent-free synthesis, coating and morphogenesis of conductive polymer materials through spontaneous generation of the activated monomers”
    Chemical Communications 2014, 50, 11840.
  60. Masashi Honda, *Yuya Oaki, *Hiroaki Imai, “Hydrophobic Inorganic-Organic Composite Nanosheets Based on Monolayers of Transition Metal Oxides”
    Chemistry of Materials 2014, 26, 3579.
  61. Yurika Munekawa, *Yuya Oaki, *Hiroaki Imai, “An Experimental Study on the Processes of Hierarchical Morphology Replication by Means of a Mesocrystal: A Case Study of poly(3,4-ethylenedioxythiophene)”
    Langmuir 2014, 30, 3236.
  62. Tatsuya Ikeda, *Yuya Oaki, *Hiroaki Imai, “Thin Film Consisting of CuO Mesocrystal Nanosheets: An Application of Microbial-Mineralization-Inspired Approaches to Thin-Film Formation”
    Chemistry–An Asian Journal 2013, 8, 2064.
  63. *Yuya Oaki, Tatsuya Ikeda, Hiroaki Imai, “A Microbial-Mineralization-Inspired Approach for Systematic Syntheses of Copper Oxides with Controlled Morphologies in an Aqueous Solution at Room Temperature”
    Bulletin of the Chemical Society of Japan 2013, 86, 821. [Selected Paper]
  64. Naoki Yagita, *Yuya Oaki, *Hiroaki Imai, “A Microbial-Mineralization Approach for Syntheses of Iron Oxides with a High Specific Surface Area”
    Chemistry–A European Journal 2013, 19, 4419.
  65. Keisuke Nakamura, *Yuya Oaki, *Hiroaki Imai, “Monolayered Nanodots of Transition Metal Oxides”
    Journal of the American Chemical Society 2013, 135, 4501.
  66. Misako Kijima, *Yuya Oaki, Yurika Munekawa, *Hiroaki Imai, “Synthesis and Morphogenesis of Organic and Inorganic Polymers by Means of Biominerals and Biomimetic Materials”
    Chemistry–A European Journal 2013, 19, 2284. [Selected for the Picture on Backcover]
  67. *Yuya Oakii, Takahiro Oki, *Hiroaki Imai, “Enhanced photoconductive properties on a simple composite coaxial nanostructure of zinc oxide and polypyrrole”
    Journal of Materials Chemistry 2012, 22, 21195.
  68. *Yuya Oaki, Naoki Yagita, *Hiroaki Imai, “One-Pot Aqueous Solution Syntheses of Iron Oxides Nanostructures with Controlled Crystal Phases through a Microbial-Mineralization-Inspired Approach”
    Chemistry–A European Journal 2012, 18, 110. [Selected for Cover Picture]
  69. *Yuya Oaki, Keisuke Nakamura, *Hiroaki Imai, “Homogeneous and Disordered Assembly of Densely-Packed Titanium-Oxides Nanocrystals: An Approach to Coupled Synthesis and Assembly in an Aqueous Solution”
    Chemistry–A European Journal 2012, 18, 2825. [Selected for Cover Picture]
  70. *Yuya Oaki, Misako Kijima, *Hiroaki Imai, “Synthesis and Morphogenesis of Organic Polymer Materials with Hierarchical Structures in Biominerals”
    Journal of the American Chemical Society 2011, 133, 8594.
  71. Yuya Oaki, Hiroyuki Ohno, *Takashi Kato, “Nanosegregated Composites of an Imidazolium Salt and a Layered Inorganic Compound: Organization of Both Anions and Cations in Interlayer Space”
    Nanoscale 2010, 2, 2362.
  72. *Yuya Oaki, Takeo Anzai, *Hiroaki Imai, “Homogeneous and Disordered Assembly of Densely-Packed Nanocrystals”
    Advanced Functional Materials 2010, 20, 4127.
  73. Manabu Oba, Yuya Oaki, *Hiroaki Imai, “A Microbial-Mineralization-Inspired Approach for Synthesis of Manganese Oxide Nanostructures with Controlled Oxidation States and Morphologies”
    Advanced Functional Materials 2010, 20, 4279.
  74. Yuya Oaki, *Hiroaki Imai, “Photochemical Reactions in Nanoscopic Organic Domains Generated from Oriented Crystals with Polymers: Nanocrystalline Mosaics as a New Family of Host Materials”
    Bulletin of the Chemical Society of Japan 2009, 82, 613.
  75. Yuya Oaki, Satoshi Kajiyama, Tatsuya Nishimura, Hiroaki Imai, *Takashi Kato, “Nanosegregated Amorphous Composites of Calcium Carbonate and an Organic Polymer”
    Advanced Materials 2008, 20, 3633.
  76. Yuya Oaki, Satoshi Kajiyama, Tatsuya Nishimura, *Takashi Kato, “Selective Synthesis and Thin-Film Formation of alpha-Cobalt Hydroxide through an Approach Inspired by Biomineralization”
    Journal of Materials Chemistry 2008, 18, 4140.
  77. Yuya Oaki, *Hiroaki Imai, “One-Pot Synthesis of Manganese Oxide Nanosheets in an Aqueous Solution: Chelation-Mediated Parallel Control of Reaction and Morphology”
    Angewandte Chemie International Edition 2007, 46, 4951.
  78. Yuya Oaki, Akiko Kotachi, Takashi Miura, *Hiroaki Imai, “Bridged-Nanocrystals in Biominerals and Its Mimetics: Classical Yet Modern Crystal Growth in Nanoscale”
    Advanced Functional Materials 2006, 16, 1633.
  79. Yuya Oaki, *Hiroaki Imai, “Hierarchically Organized Architecture of Potassium Hydrogen Phthalate and Poly(Acrylic Acid): Toward A General Strategy for Biomimetic Crystal Design”
    Chemical Communications 2005, 6011.
  80. Yuya Oaki, *Hiroaki Imai, “Nanoengineering in Echinoderms: Emergence of Morphology from Nanobricks”
    Small 2006, 2, 66.
  81. Yuya Oaki, *Hiroaki Imai, “Hierarchically Organized Superstructure Emerging from Exquisite Association of Inorganic Crystals, Organic Polymers, and Dyes: A Model Approach toward Suprabiomineral Material”
    Advanced Functional Materials 2005, 15, 1407. [Selected for Cover Picture]
  82. Yuya Oaki, *Hiroaki Imai, “The Hierarchical Architecture of Nacre and Its Mimetic Material”
    Angewandte Chemie International Edition 2005, 44, 6571.
  83. Yuya Oaki, *Hiroaki Imai, ‘‘Amplification of Chirality from Molecules into Morphology of Crystals through Molecular Recognition’
    Journal of the American Chemical Society 2004, 126, 9271.


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