Assistant Professor Dr. Takeshi SAKAMOTO

Research Field: Inorganic/Organic Hybrids, Self-Oraganization, Biomineralization

    Professional Experience
    2009-2011
    Postdoctoral Researcher at The University of Tokyo
    2011-present
    Assistant Professor, Department of Chemistry and Biotechnology, School of Engineering, The University of Tokyo

    Education

    B.S., The University of Tokyo, 2004
    Ph.D., The University of Tokyo, 2009 (Prof. T. Kato)


    Membership of Academic Societies

    The Chemical Society of Japan, The Society of Polymer Science of Japan


    Awards & Honors

    1) Award for Encouragement of Research in Polymer Science, the Society of Polymer Science, Japan (2014)

    2) Student Lectureship of CSJ (2007)


    List of Selected Publications

  1. Functional Liquid Crystals towards the Next Generation of Materials
    *Takashi Kato, Takahiro Ichikawa, Junya Uchida, Takeshi Sakamoto
    Angew. Chem. Int. Ed., in press (DOI: 10.1002/anie.201711163).
  2. Development of Nanostructured Water Treatment Membranes Based on Thermotropic Liquid Crystals: Molecular Design of Sub-Nanoporous Materials
    *Takeshi Sakamoto, Takafumi Ogawa, *Hiroki Nada, Koji Nakatsuji, Masato Mitani, Bartolome Soberats, Ken Kawata, Masafumi Yoshio, Hiorki Tomioka, Takao Sasaki, Masahiro Kimura, *Masahiro Henmi, and *Takashi Kato
    Adv. Sci. , 5, 1700405-1/9 (2018).
  3. Periodic Surface-Ring Pattern Formation for Hydroxyapatite Thin Films Formed by Biomineralization-Inspired Processes
    Yulai Han, *Tatsuya Nishimura, Misato Iimura, Takeshi Sakamoto, Chikara Ohtsuki, *Takashi Kato
    Langmuir, 33, 10077-10083 (2017).
  4. Highly Efficient Virus Rejection with Self-Organized Membranes Based on a Crosslinked Bicontinuous Cubic Liquid Crystal
    Nicolas Marets, Daniel Kuo, Jason R. Torrey, Takeshi Sakamoto, Masahiro Henmi, *Hiroyuki Katayama, *Takashi Kato
    Adv. Healthcare Mater., 6, 1700252-1/6 (2017).
  5. Use of Amorphous Calcium Carbonate for the Design of New Materials
    Bram Cantaert, David Kuo, Shunichi Matsumura, Tatsuya Nishimura, Takeshi Sakamoto, *Takashi Kato
    ChemPlusChem, 82, 107-120 (2017).
  6. Rapid and Topotactic Transformation from Octacalcium Phosphate to Hydroxyapatite (HAP): A New Approach to Self-Organization of Free-Standing Thin-Film HAP-Based Nanohybrids
    Satoshi Kajiyama, Takeshi Sakamoto, Moe Inoue, Tatsuya Nishimura, Taichi Yokoi, Chikara Ohtsuki, *Takashi Kato
    CrystEngComm, 18,8388-8395 (2016).
  7. Heterogeneous Growth of Calcite at Aragonite {001}- and Vaterite {001}-Melt Interfaces: A Molecular Dynamics Simulation Study
    Hiroki Nada, Tatsuya Nishimura, Takeshi Sakamoto, and Takashi Kato
    J. Cryst. Growth,450, 148-159 (2016).
  8. Tuning of Morphology and Polymorphs of Carbonate/Polymer Hybrids Using Photoreactive Polymer Templates
    Takeshi Sakamoto, Yosuke Nishimura, and Takashi Kato
    CrystEngComm,17, 6947-6954 (2015).
  9. Aragonite Nanorods in Calcium Carbonate/Polymer Hybrids Formed through Self-Organization Processes from Amorphous Calcium Carbonate Solution
    Satoshi Kajiyama, Tatsuya Nishimura, Takeshi Sakamoto, and Takashi Kato
    Small, 10, 1634-1641 (2014).
  10. Effects of Magnesium Ions and Water Molecules on the Structure of Amorphous Calcium Carbonate: A Molecular Dynamics Study
    Hidekazu Tomono, Hiroki Nada, Fangjie Zhu, Takeshi Sakamoto, Tatsuya Nishimura, and Takashi Kato
    J. Phys. Chem. B, 117, 14849 (2013).
  11. Tuning the Stability of CaCO3 Crystals with Magnesium Ions for Formation of Aragonite Thin Films on Organic Polymer Templates
    Fangjie Zhu, Tatsuya Nishimura, Takeshi Sakamoto, Hidekazu Tomono, Hiroki Nada, Yasushi Okumura, Hirotsugu Kikuchi, and Takashi Kato
    Chem. Asian. J., 8, 3002 (2013).
  12. Bisphenylsulfone-Based Molecular Assemblies: Polar Columnar Liquid Crystals Aligned in Electric Fields and Fibrous Aggregates in Organic Solvents
    Masafumi Yoshio, Reiku Konishi, Takeshi Sakamoto, and Takashi Kato
    New. J. Chem., 37, 143 (2013).
  13. One-Dimensional Assembly of Silica Nanospheres: Effects of Nonionic Block Copolymers
    Shujun Zhou, Takeshi Sakamoto, Junzheng Wang, Ayae Sugawara-Narutaki, Atsushi Shimojima, and Tatsuya Okubo
    Langmuir, 28, 13181 (2012).
  14. Self-Organized Liquid-Crystalline Nanostructured Membranes for Water Treatment: Selective Permeation of Ions
    Masahiro Henmi, Koji Nakatsuji, Takahiro Ichikawa, Hiroki Tomioka, Takeshi Sakamoto, Masafumi Yoshio, and Takashi Kato
    Adv. Mater., 24, 2238 (2012).
  15. Photoimaging of CaCO3/Polymer Self-Organized Hybrid Films by Forming Regular Relief and Flat Surface Morphologies
    Takeshi Sakamoto, Yosuke Nishimura, Tatsuya Nishimura, and Takashi Kato
    Angew. Chem. Int. Ed., 50, 5856 (2011).
  16. Preparation of Thin-film Hydroxyapatite/Polymer Hybrids
    Tatsuya Nishimura, Hirotaka Imai, Yuya Oaki, Takeshi Sakamoto, and Takashi Kato
    Chem. Lett., 40, 458 (2011). [selected as Editor's Choice]
  17. Calcium Carbonate/Polymer Thin-Film Hybrids: Induction of the Formation of Patterned Aragonite Crystals by Thermal Treatment of a Polymer Matrix
    Takeshi Sakamoto, Akira Oichi, Tatsuya Nishimura, Ayae Sugawara, and Takashi Kato
    Polym. J., 41, 522 (2009).
  18. Three-Dimensional Relief Structures of CaCO3 Crystal Assemblies Formed by Spontaneous Two-Step Crystal Growth on a Polymer Thin Film
    Takeshi Sakamoto, Akira Oichi, Yuya Oaki, Tatsuya Nishimura, Ayae Sugawara, and Takashi Kato
    Cryst. Growth Des., 9, 622 (2009).
  19. Self-organization of Patterned CaCO3/Polymer Composite Films: Tuning of Their Morphologies by the Change of Molecular Weights of Acidic Polymers
    Takeshi Sakamoto, Akira Oichi, Ayae Sugawara, and Takashi Kato
    Chem. Lett., 35, 310 (2006).
  20. Biomineralization-Inspired Synthesis of Functional Organic/Inorganic Hybrid Materials: Organic Molecular Control of Self-Organization of Hybrids
    Atsushi Arakaki, Katsuhiko Shimizu, Mayumi Oda, Takeshi Sakamoto, Tatsuya Nishimura, and Takashi Kato
    Org. Biomol. Chem., 13, 974-989 (2015).
  21. Macromolecular Templating for the Formation of Inorganic-Organic Hybrid Structures
    Takashi Kato, Takeshi Sakamoto and Tatsuya Nishimura
    MRS Bulletin, 35, 127 (2010).