• 424 Citations
  • 12 h-Index
20032019

Research output per year

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Research Output

Ultraflexible Near-Infrared Organic Photodetectors for Conformal Photoplethysmogram Sensors

Park, S., Fukuda, K., Wang, M., Lee, C., Yokota, T., Jin, H., Jinno, H., Kimura, H., Zalar, P., Matsuhisa, N., Umezu, S., Bazan, G. C. & Someya, T., 2018 Jan 1, (Accepted/In press) In : Advanced Materials.

Research output: Contribution to journalArticle

39 Citations (Scopus)

Thermal response and recession resistance of new thermal protection system using high-temperature CFRP sandwich panel

Miyamoto, O., Kubota, Y., Aoki, T., Ishida, Y., Ogasawara, T. & Umezu, S., 2017 Jan 1, 68th International Astronautical Congress, IAC 2017: Unlocking Imagination, Fostering Innovation and Strengthening Security. International Astronautical Federation, IAF, Vol. 12. p. 7941-7947 7 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Thermally stable, highly efficient, ultraflexible organic photovoltaics

Xu, X., Fukuda, K., Karki, A., Park, S., Kimura, H., Jinno, H., Watanabe, N., Yamamoto, S., Shimomura, S., Kitazawa, D., Yokota, T., Umezu, S., Nguyen, T. Q. & Someya, T., 2018 May 1, In : Proceedings of the National Academy of Sciences of the United States of America. 115, 18, p. 4589-4594 6 p.

Research output: Contribution to journalArticle

37 Citations (Scopus)

The high precision drawing method of chocolate utilizing electrostatic ink-jet printer

Takagishi, K., Suzuki, Y. & Umezu, S., 2018 Jan 1, In : Journal of Food Engineering. 216, p. 138-143 6 p.

Research output: Contribution to journalArticle

6 Citations (Scopus)

Spray-coated Pt counter electrode of dye-sensitized solar cell utilizing electrostatic inkjet printing

Umezu, S., Kosugi, K., Kunugi, Y. & Shimoyama, Y., 2014 May, In : Japanese journal of applied physics. 53, 5 SPEC. ISSUE 3, 05HA08.

Research output: Contribution to journalArticle

5 Citations (Scopus)

Simple action potential measurement of cardiac cell sheet utilizing electronic sheet

Ohya, T., Nakazono, K., Kikuchi, T., Sasaki, D., Sakaguchi, K., Shimizu, T., Fukuda, K., Someya, T. & Umezu, S., 2018 Mar 21, (Accepted/In press) In : Artificial Life and Robotics. p. 1-7 7 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Robot arm printer of electrostatic inkjet

Kawata, S. & Umezu, S., 2013 Dec 1, NIP 2013: 29th International Conference on Digital Printing Technologies and Digital Fabrication 2013. p. 190-193 4 p. (International Conference on Digital Printing Technologies).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Precision printing of gelatin utilizing electrostatic inkjet

Umezu, S., 2014 May, In : Japanese journal of applied physics. 53, 5 SPEC. ISSUE 3, 05HC01.

Research output: Contribution to journalArticle

12 Citations (Scopus)

Precision micro-fabrication by gelatin patterning with electrostatically-injected droplet (ELID) method

Umezu, S., Kawanishi, M., Ohmori, H., Kitajima, T. & Ito, Y., 2010 Jan 1, Proceedings of the 10th International Conference of the European Society for Precision Engineering and Nanotechnology, EUSPEN 2010. Shore, P., Burke, T., Spaan, H. & Van Brussel, H. (eds.). euspen, p. 404-407 4 p. (Proceedings of the 10th International Conference of the European Society for Precision Engineering and Nanotechnology, EUSPEN 2010; vol. 2).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Paper separation and feed mechanism utilizing electrostatic force

Umezu, S., Shiraishi, J., Nishimura, H. & Kawamoto, H., 2005 Apr 1, In : Nihon Kikai Gakkai Ronbunshu, C Hen/Transactions of the Japan Society of Mechanical Engineers, Part C. 71, 4, p. 1361-1367 7 p.

Research output: Contribution to journalArticle

Paper Separation and Feed Mechanisms Utilizing Electrostatic Force

Umezu, S., Shiraishi, J., Nishimura, H. & Kawamoto, H., 2003 Dec 1, p. 559-562. 4 p.

Research output: Contribution to conferencePaper

3 Citations (Scopus)

Optimization of titania thickness of dye-sensitized solar cell(DSC) utilizing patterning with electrostatically-injected droplet (PELID) method

Kosugi, K., Shimoyama, Y., Umezu, S., Kunugi, Y. & Ohmorri, H., 2013 Dec 1, NIP 2013: 29th International Conference on Digital Printing Technologies and Digital Fabrication 2013. p. 36-39 4 p. (International Conference on Digital Printing Technologies).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

New thermal protection system using high-temperature carbon fibre-reinforced plastic sandwich panel

Kubota, Y., Miyamoto, O., Aoki, T., Ishida, Y., Ogasawara, T. & Umezu, S., 2019 Jan 1, In : Acta Astronautica.

Research output: Contribution to journalArticle

4 Citations (Scopus)

New paper feed mechanism utilizing electrostatic force

Umezu, S., Shiraishi, J. & Kawamoto, H., 2004 Dec 1, p. 194-197. 4 p.

Research output: Contribution to conferencePaper

1 Citation (Scopus)

New micro fabrication techniques utilizing electrostatic inkjet phenomena

Umezu, S., Katahira, K. & Ohmori, H., 2008 Dec 1, p. 287-290. 4 p.

Research output: Contribution to conferencePaper

New fabrication techniques utilizing electrostatic inkjet phenomena

Umezu, S., Katahira, K., Ohmori, H. & Kawamoto, H., 2008 Jan 1, Proceedings of the 10th Anniversary International Conference of the European Society for Precision Engineering and Nanotechnology, EUSPEN 2008. Van Brussel, H., Brinksmeier, E., Spaan, H. & Burke, T. (eds.). euspen, p. 443-447 5 p. (Proceedings of the 10th Anniversary International Conference of the European Society for Precision Engineering and Nanotechnology, EUSPEN 2008; vol. 2).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

4 Citations (Scopus)
Open Access
1 Citation (Scopus)

Micro electrostatic driving mechanisms utilizing slanted-fiber sheet and slanted-plates

Umezu, S., Shiraishi, J., Kawamoto, H. & Itoh, Y., 2005 Jun 1, In : Nihon Kikai Gakkai Ronbunshu, C Hen/Transactions of the Japan Society of Mechanical Engineers, Part C. 71, 6, p. 1884-1891 8 p.

Research output: Contribution to journalArticle

Manufacture of cell fusion device utilizing mechanical fabrication and FIB fabrication

Umezu, S., Naruse, T., Gong, J. S., Ohmori, H., Ito, Y. & Katahira, K., 2009 Jan 1, Proceedings of the 9th International Conference of the European Society for Precision Engineering and Nanotechnology, EUSPEN 2009. Brinksmeier, E., Burke, T., Van Brussel, H. & Spaan, H. (eds.). euspen, p. 297-300 4 p. (Proceedings of the 9th International Conference of the European Society for Precision Engineering and Nanotechnology, EUSPEN 2009; vol. 1).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Low-Temperature-Processed Brookite-Based TiO2 Heterophase Junction Enhances Performance of Planar Perovskite Solar Cells

Shahiduzzaman, M., Visal, S., Kuniyoshi, M., Kaneko, T., Umezu, S., Katsumata, T., Iwamori, S., Kakihana, M., Taima, T., Isomura, M. & Tomita, K., 2019 Jan 9, In : Nano Letters. 19, 1, p. 598-604 7 p.

Research output: Contribution to journalArticle

10 Citations (Scopus)

Ionic wind in pin-to-plate corona discharge system

Kawamoto, H., Yasuda, H. & Umezu, S., 2004 Jan 1, In : Nippon Kikai Gakkai Ronbunshu, C Hen/Transactions of the Japan Society of Mechanical Engineers, Part C. 70, 1, p. 169-175 7 p.

Research output: Contribution to journalArticle

4 Citations (Scopus)

High Operation Stability of Ultraflexible Organic Solar Cells with Ultraviolet-Filtering Substrates

Kimura, H., Fukuda, K., Jinno, H., Park, S., Saito, M., Osaka, I., Takimiya, K., Umezu, S. & Someya, T., 2019 May 10, In : Advanced Materials. 31, 19, 1808033.

Research output: Contribution to journalArticle

2 Citations (Scopus)

Highly Efficient Planar Perovskite Solar Cells Exploiting a Compact TiO/Anatase TiO Single Crystalline Nanoparticles Electron Transport Bilayer

Shahiduzzaman, M., Ashikawa, H., Kuniyoshi, M., Kaneko, T., Umezu, S., Katsumata, T., Iwamori, S., Taima, T., Kakihana, M., Isomura, M. & Tomita, K., 2018 Nov 26, 2018 IEEE 7th World Conference on Photovoltaic Energy Conversion, WCPEC 2018 - A Joint Conference of 45th IEEE PVSC, 28th PVSEC and 34th EU PVSEC. Institute of Electrical and Electronics Engineers Inc., p. 512-517 6 p. 8548216

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Gelatin patterning utilizing Electrostatically-Injected Droplet (ELID) method

Umezu, S., Kawanishi, M., Katsumi, Y., Kitajima, T., Sakuragi, M., Ohmori, H. & Ito, Y., 2010 Dec 1, NIP26: 26th International Conference on Digital Printing Technologies and Digital Fabrication 2010, DF 2010 - Technical Programs and Proceedings. p. 561-563 3 p. (International Conference on Digital Printing Technologies).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Fundamental investigation on electrostatic ink jet phenomena in pin-to-plate discharge system

Kawamoto, H., Umezu, S. & Koizumi, R., 2005 Jan 1, In : Journal of Imaging Science and Technology. 49, 1, p. 19-27 9 p.

Research output: Contribution to journalArticle

36 Citations (Scopus)

Fundamental characteristics on patterning TiO 2 of dye-sensitized solar cell utilizing PELID (Patterning with Electrostatically-Injected Droplet) method

Umezu, S., Kunugi, Y., Yukimoto, T., Fukasawa, A. & Ohmori, H., 2011 Dec 1, NIP27: 27th International Conference on Digital Printing Technologies and Digital Fabrication 2011 - Technical Programs and Proceedings. p. 659-661 3 p. (International Conference on Digital Printing Technologies).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Fundamental characteristics on nano porous titania layer of dye-sensitized solar cell (DSC) utilizing electrostatic 3D printer

Ogawa, M., Kunugi, Y., Iwamor, S. & Umezu, S., 2015, International Conference on Digital Printing Technologies. Society for Imaging Science and Technology, Vol. 2015-January. p. 201-203 3 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Fundamental characteristics of printed gelatin utilizing micro 3D printer

Tanaka, R. I., Sakaguchi, K. & Umezu, S., 2017 Jan 25, (Accepted/In press) In : Artificial Life and Robotics. p. 1-5 5 p.

Research output: Contribution to journalArticle

3 Citations (Scopus)

Fundamental characteristics of printed cell structures utilizing micro-drop injection

Umezu, S., Kitajima, T., Ohmori, H. & Ito, Y., 2009 Dec 1, NIP25: 25th International Conference on Digital Printing Technologies and Digital Fabrication 2009 - Technical Program and Proceedings. p. 407-410 4 p. (International Conference on Digital Printing Technologies).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Fundamental characteristics of printed cell structures utilizing electrostatic inkjet phenomena

Umezu, S., Kitajima, T., Ohmori, H. & Ito, Y., 2011 Apr 1, In : Sensors and Actuators, A: Physical. 166, 2, p. 251-255 5 p.

Research output: Contribution to journalArticle

29 Citations (Scopus)

Fundamental characteristics of bioprint on calcium alginate gel

Umezu, S., Hatta, T. & Ohmori, H., 2013 May 1, In : Japanese journal of applied physics. 52, 5 PART 2, 05DB20.

Research output: Contribution to journalArticle

15 Citations (Scopus)

Force at spark discharge in pin-to-plate system

Kawamoto, H. & Umezu, S., 2007 Feb 1, In : Journal of Electrostatics. 65, 2, p. 75-81 7 p.

Research output: Contribution to journalArticle

3 Citations (Scopus)

Force at spark discharge in pin-to-plate gas discharge system

Umezu, S., Sogabe, H. & Kawamoto, H., 2004 Apr 1, In : Nippon Kikai Gakkai Ronbunshu, C Hen/Transactions of the Japan Society of Mechanical Engineers, Part C. 70, 4, p. 1149-1154 6 p.

Research output: Contribution to journalArticle

Flow distribution and pressure of air due to ionic wind in pin-to-plate corona discharge system

Kawamoto, H., Yasuda, H. & Umezu, S., 2006 Jun 1, In : Journal of Electrostatics. 64, 6, p. 400-407 8 p.

Research output: Contribution to journalArticle

41 Citations (Scopus)

Flow control for cell growth by movement of magnetic particles utilizing electromagnetic force

Umezu, S., 2016 Jan 29, (Accepted/In press) In : Artificial Life and Robotics. p. 1-4 4 p.

Research output: Contribution to journalArticle

Finishing processes of Fused Deposition Modeling (FDM) 3D printer

Takagishi, K. & Umezu, S., 2016, 32nd International Conference on Digital Printing Technologies, NIP 2016 - Technical Program and Proceedings. Society for Imaging Science and Technology, p. 10-13 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Fabrication of solar cell utilizing digital fabrication technology

Umezu, S., Kunugi, Y., Yuya, Y., Fukasawa, A., Tokunaga, S., Ishii, A., Azetsu, A. & Ohmori, H., 2010 Dec 1, 2010 Conference on Optoelectronic and Microelectronic Materials and Devices, COMMAD 2010 Proceedings. p. 123-124 2 p. 5699693. (Conference on Optoelectronic and Microelectronic Materials and Devices, Proceedings, COMMAD).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Fabrication of micro-gelatin fiber utilizing coacervation method

Arai, T., Tanaka, R., Sakaguchi, K. & Umezu, S., 2016 Dec 23, (Accepted/In press) In : Artificial Life and Robotics. p. 1-6 6 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Fabrication of micro-alginate gel tubes utilizing micro-gelatin fibers

Sakaguchi, K., Arai, T., Shimizu, T. & Umezu, S., 2017 May 1, In : Japanese Journal of Applied Physics. 56, 5, 05EB06.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Fabrication of living cell structure utilizing electrostatic inkjet phenomena

Umezu, S., Kitajima, T., Murase, H., Ohmori, H., KatahiraK. & Ito, Y., 2009 Jun 1, In : Proceedings of the IEEE International Conference on Micro Electro Mechanical Systems (MEMS). p. 419-422 4 p., 4805408.

Research output: Contribution to journalConference article

3 Citations (Scopus)

Fabrication of dye-sensitized solar cells using electrostatic inkjet printing

Kunugi, Y., Shimoyama, Y. & Umezu, S., 2013 Aug 27, In : Journal of Photopolymer Science and Technology. 26, 3, p. 383-385 3 p.

Research output: Contribution to journalArticle

4 Citations (Scopus)

Fabrication of dye-sensitised solar cell utilizing PELID (Patterning with Electrostatically-Injected Droplet) method

Umezu, S., Kunugi, Y., Ohmori, H., Yano, Y., Fukasawa, A., Tokunaga, S. & Ishii, A., 2011 Jan 1, Proceedings of the 11th International Conference of the European Society for Precision Engineering and Nanotechnology, EUSPEN 2011. Shore, P., Spaan, H., Van Brussel, H. & Burke, T. (eds.). euspen, p. 522-525 4 p. (Proceedings of the 11th International Conference of the European Society for Precision Engineering and Nanotechnology, EUSPEN 2011; vol. 2).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Fabrication of comb shape of leading edge wing of dragonfly

Umezu, S., Tanabe, N. & Hashimoto, H., 2015 Jan 1, Precision Engineering and Nanotechnology V. Trans Tech Publications Ltd, p. 182-186 5 p. (Key Engineering Materials; vol. 625).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Citation (Scopus)

Fabrication of artifical biomimetic wing of dragonfly and its aerodynamic effect

Umezu, S., Hashimoto, H. & Ohmori, H., 2012 Jan 1, Proceedings of the 12th International Conference of the European Society for Precision Engineering and Nanotechnology, EUSPEN 2012. Spaan, H., Burke, T. & Shore, P. (eds.). euspen, p. 473-476 4 p. (Proceedings of the 12th International Conference of the European Society for Precision Engineering and Nanotechnology, EUSPEN 2012; vol. 2).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Fabrication and mechanical properties of C/C-HfC-SiC composites

Yano, Y., Wada, K., Aoki, T., Ogasawara, T. & Umezu, S., 2015 Jan 1, Precision Engineering and Nanotechnology V. Trans Tech Publications Ltd, p. 657-661 5 p. (Key Engineering Materials; vol. 625).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2 Citations (Scopus)

Electrostatic micro-ozone fan that utilizes ionic wind induced in pin-to-plate corona discharge system

Kawamoto, H. & Umezu, S., 2008 Jul 1, In : Journal of Electrostatics. 66, 7-8, p. 445-454 10 p.

Research output: Contribution to journalArticle

26 Citations (Scopus)

Electrostatic manipulation of particle

Kawamoto, H., Ando, H. & Umezu, S., 2006 Dec 1, NIP22: 22nd International Conference on Digital Printing Technologies - Final Program and Proceedings. p. 176-179 4 p. (International Conference on Digital Printing Technologies; vol. 2006).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2 Citations (Scopus)

Electrohydrostatics in pin-to-plate gas discharge system

Kawamoto, H., Umezu, S., Koizumi, R. & Shiraishi, J., 2003 Feb 1, In : Nippon Kikai Gakkai Ronbunshu, C Hen/Transactions of the Japan Society of Mechanical Engineers, Part C. 69, 2, p. 328-334 7 p.

Research output: Contribution to journalArticle

Electrohydrodynamic deformation of water surface in a metal pin to water plate corona discharge system

Kawamoto, H. & Umezu, S., 2005 Mar 21, In : Journal of Physics D: Applied Physics. 38, 6, p. 887-894 8 p.

Research output: Contribution to journalArticle

46 Citations (Scopus)