Hiroyuki Kai Ph.D.

Job Assistant Professor
Group Materials Physics Group
Laboratory Y.P. Chen-Kumatani Group (will open in a new tab)
Address Room 5A, AIMR Main Building, Katahira Campus
(2-1-1, Katahira, Aoba-ku ,Sendai 980-8577)
Tel +81-22-217-6160
E-Mail kai@tohoku.ac.jp
Related Site

Research Interests

  • Wearable materials and biosensors
  • Functional polymer materials
  • Materials for microfluidics such as polymer monoliths and space-filling open microfluidic films.

Main Publication List

  • "Space-filling open microfluidics designed to collect water droplets.”
    Hiroyuki Kai*, Ryoma Toyosato, Matsuhiko Nishizawa*
    RSC Advances, 2018, 8, 15985-15990.
  • "Porous polymer microneedles with interconnecting microchannels for rapid fluid transport.”
    Liming Liu, Hiroyuki Kai*, Kuniaki Nagamine, Yudai Ogawa, Matsuhiko Nishizawa*
    RSC Advances, 2016, 6, 48630-48635.
  • "Intrinsically Stretchable Electrochromic Display by a Composite Film of Poly(3,4­ethylenedioxythiophene) and Polyurethane.”
    Hiroyuki Kai*, Wataru Suda, Yudai Ogawa, Kuniaki Nagamine, Matsuhiko Nishizawa*
    ACS Applied Materials & Interfaces, 2017, 9, 19513.
  • "Organic electrochromic timer for enzymatic skin patches.”
    Hiroyuki Kai, Wataru Suda, Shotaro Yoshida, Matsuhiko Nishizawa*
    Biosensors and Bioelectronics, 2018, in press.
  • "Accelerated wound healing on skin by electrical stimulation with a bioelectric plaster.”
    Hiroyuki Kai, Takeshi Yamauchi, Yudai Ogawa, Ayaka Tsubota, et al.
    Advanced Healthcare Materials, 2017, 6, 1700465.


  • Tanaka Kikinzoku Precious Metals Research Grants, Young Researcher Award (2019)
    "Development of porous microneedle electrodes and their application to precision drug delivery”
  • CHEMINAS 37, Research Award
    "Mechanism for droplet collection by open microfluidic channels with hierarchically branching structures” (2018)
  • The Kao Science Encouragement Award, The Kao Foundation for Arts and Sciences (2018)
    "Development of perspiration collecting films by hierarchical hydrophilic patterning”

Related Information