PUBLICATION

Journal Papers (New order)

ジャーナル論文(新しい順)

  1. A. Tanaka, K. Nagato, M. Tomizawa, G. Inoue, M. Nakao, Modeling of Relative Humidity-Dependent Impedance of Polymer Electrolyte Membrane Fuel Cells, ECS Trans. 109 (2022) 3-13.
    http://dx.doi.org/10.1149/10909.0003ecst
  2. A. Tanaka, K. Nagato, M. Tomizawa, G. Inoue, K. Nagai, M. Nakao, Advanced impedance modeling for micropatterned polymer electrolyte membrane fuel cells, J. Power Sources 545 (2022) 231937.
    http://dx.doi.org/10.1016/j.jpowsour.2022.231937
  3. K. Nagai, T. Osa, G. Inoue, T. Tsujiguchi, T. Araki, Y. Kuroda, M. Tomizawa, & K. Nagato. “Sample-efficient parameter exploration of the powder film drying process using experiment-based Bayesian optimization.” Scientific Reports 12.1 (2022): 1-11.
    https://doi.org/10.1038/s41598-022-05784-w
  4. M. Tomizawa, K. Nagato, K. Nagai, A. Tanaka, M. Heinzmann, A. Weber, G. Inoue, M. Nakao. “Impedance-based performance analysis of micropatterned polymer electrolyte membrane fuel cells.” Journal of Electrochemical Energy Conversion and Storage 19.2 (2022): 021017.
    https://doi.org/10.1115/1.4053388
  1. 仁保隆嘉, 長藤圭介, 中尾政之, 大谷敏郎, 三吉宏治, & 近藤修平. (2021). ハンマ鍛造におけるワーク跳躍メカニズムの解明. 塑性と加工, 62(721), 21-28. https://doi.org/10.9773/sosei.62.21
  2. Niho, T., Nambu, S., Nagato, K., & Nakao, M. (2021). Conditions of warm ausforming of low-alloy medium-carbon steel for making fully martensitic microstructure and its refining effect of martensite. Materials Today Communications, 26, 102080.https://doi.org/10.1016/j.mtcomm.2021.102080
  3. Fang Z*, Nagato K, Liu S, Sugita N, Nakao M. Investigation into surface integrity and magnetic property of FeSiB metallic glass in two-dimensional cutting. J Manuf Process 2021;64:1098–1104. https://doi.org/10.1016/j.jmapro.2021.02.026.
  4. Fang Z*, Nagato K, Liu S, Sugita N, Nakao M. Grinding performance and delamination analysis of FeSiB metallic glass laminate. J Adv Mech Des Syst Manuf 2021, In press.
  5. H. Jo, Y. Ito, J. Hattori, K. Nagato, N. Sugita, “High-speed observation of damage generation during ultrashort pulse laser drilling of sapphire” Opt. Comm. 495 (2021), 127122. https://doi.org/10.1016/j.optcom.2021.127122
  6. R. Yoshizaki, Y. Ito, S. Yoshitake, C. Wei, A. Shibata, I. Nagasawa, K. Nagato, N. Sugita, “Mechanism of material removal through transient and selective laser absorption into excited electrons in fused silica” J. Appl. Phys. 2021 https://doi.org/10.1063/5.0049195
  7. J. Hattori, Y. Ito, K. Nagato, N. Sugita, “Investigation of damage generation process by stress waves during femtosecond laser drilling of SiC” Precision Engineering, 72 (2021) 789-797 https://doi.org/10.1016/j.precisioneng.2021.08.006
  1. High-speed observation of pulse energy and pulse width dependences of damage generation in SiC during ultrashort pulse laser drilling Junya Hattori, Yusuke Ito, Hiroshi Jo, Keisuke Nagato, Naohiko Sugita, Applied Physics A: Materials Science and Processing 126(11) (2020)
  2. Classification of twin arrangements in butterfly martensite grains and analysis of relationship between twin arrangement and butterfly wing angle in medium-carbon steel, Takayoshi Niho, Shoichi Nambu, Keisuke Nagato, Masayuki Nakao, ISIJ International 60(9) 2075 – 2082 (2020)
  3. Abrupt initiation of material removal by focusing continuous-wave fiber laser on glass, Reina Yoshizaki, Yusuke Ito, Naoyuki Miyamoto, Akihiro Shibata, Ikuo Nagasawa, Keisuke Nagato, Naohiko Sugita, Applied Physics A: Materials Science and Processing 126(9) (2020)
  4. Micro-level clearance punching on NGO electrical steel, Zhenglong Fang, Keisuke Nagato, Tomohito Shimura, Masato Murakami, Masayuki Nakao, Journal of Manufacturing Science and Engineering, Transactions of the ASME 142(8) (2020)
  5. Ultrafast internal modification of glass by selective absorption of a continuous-wave laser into excited electrons, Naoyuki Miyamoto, Yusuke Ito, Chaoran Wei, Reina Yoshizaki, Akihiro Shibata, Ikuo Nagasawa, Keisuke Nagato, Naohiko Sugita, Optics Letters 45(11) 3171 – 3174 (2020)
  6. Simulation of ultrashort pulse laser drilling of glass considering heat accumulation, Chaoran Wei, Yusuke Ito, Rin Shinomoto, Keisuke Nagato, Naohiko Sugita, Optics Express 28(10) 15240 – 15249 (2020)
  7. Stretchable kirigami components for composite meso-scale robots Amir Firouzeh, Tatsuya Higashisaka, Keisuke Nagato, Kyujin Cho, Jamie Paik, IEEE Robotics and Automation Letters 5(2) 1883 – 1890 (2020)
  8. Ultrafast and precision processing of glass by selective absorption of fiber-laser pulse into femtosecond-laser-induced filament, Yusuke Ito, Reina Yoshizaki, Akihiro Shibata, Ikuo Nagasawa, Keisuke Nagato, Naohiko Sugita, Proceedings of SPIE – The International Society for Optical Engineering 11267 (2020)
  9. Influence of tool coating condition on side milling of amorphous laminated composite block, Zhenglong Fang, Keisuke Nagato, Naohiko Sugita, Masayuki Nakao, Procedia CIRP 85 71 – 76 (2020)
  10. Seizure-resistance cast-iron surface textured by laser decomposition of graphite phase and hardened by laser quenching, Keisuke Nagato, Toshiyuki Iseki, Kimihiro Tomiyama, Genki Nishikawa, CIRP Annals 69(1) 521 – 524 (2020)
  1.  Kensho Ogata, Keisuke Nagato, Yusuke Ito, Hiro Nakano, Tetsuya Hamaguchi, Isao Saito, Takuma Fujiwara, Takahiro Nagata, Yasunori Ito, Masayuki Nakao, “Real-time observation of crack propagation and stress analysis during laser cutting of glass” Journal of Laser Applications 31 (2019) 042008 (5 pages). https://doi.org/10.2351/1.5097733 selected as an Editor’s Pick
  2. Yusuke Ito, Rin Shinomoto, Akinori Otsu, Keisuke Nagato, Naohiko Sugita, “Dynamics of pressure waves during femtosecond laser processing of glass” Opt. Express 27 (2019) 29158-29167. https://doi.org/10.1364/OE.27.029158
  3. Tatsuya Higashisaka, Keisuke Nagato, Morio Tomizawa, Eitaro Tanaka, Haruhiko Watanabe, Masayuki Nakao, “Small and sensitive force sensors based on contact resistance, Contact resistance”, Microelectron. Eng. 216 (2019) , https://doi.org/10.1016/j.mee.2019.111058
  4. Naoyori Munehiro, Keisuke Nagato, Tatsuya Higashisaka, Masato Murakami, Masayuki Nakao, “Heat-assisted screen printing of high-aspect-ratio microstructures” IEEE Trans. Comp. Packag. Manufact. Technol. 9 (2019) 2122-2126. 10.1109/TCPMT.2019.2915796
  5. Keisuke Nagato, Nana Takahashi, Yuki Yajima, Masayuki Nakao, “Heat conduction and polymer flow in spot/scanning laser-assisted imprinting” Mech. Eng. J. 6 (2019) 18-00553. https://doi.org/10.1299/mej.18-00553
  6. Keisuke Nagato, Nana Takahashi, Tomohito Shimura, Masayuki Nakao, “Droplet sliding behaviour on textured and fluorinated surface”, CIRP Annals – Manufacturing Technology 68 (2019) 587-590. 10.1016/j.cirp.2019.04.038
  7. Takaaki Shimura, Keisuke Nagato, Naoki Shikazono, “Evaluation of electrochemical performance of solid-oxide fuel cell anode with pillar-based electrolyte structures” Int. J. Hydrogen Energy 44 (2019) 12043-12056. https://doi.org/10.1016/j.ijhydene.2019.03.112
  8. Keisuke Nagato, Yuki Yajima, Masayuki Nakao, “Laser-assisted thermal imprinting of microlens arrays –Effects of pressing pressure and pattern size–”, materials 12 (2019) 675. doi: 10.3390/ma12040675.
  9. Keisuke Nagato, Kodai Shintani, Takaaki Shimura, Naoki Shikazono, Masayuki Nakao, “Magnetic Alignment of Anode Structure in Solid Oxide Fuel Cell”, J. Electrochem. Soc. 166 (2019) F144-F148. http://dx.doi.org/10.1149/2.1071902jes
  1.  Keisuke Nagato, Takumu Yamaguchi, Masayuki Nakao, “Anchoring and chemical-bonding effects of anodic alumina microstructure on adhesion strength”, CIRP Annals – Manufacturing Technology 67 (2018) 595-598. https://doi.org/10.1016/j.cirp.2018.04.044
  2. Yusuke Ito, Rin Shinomoto, Keisuke Nagato, Akinori Otsu, Kentaro Tatsukoshi, Yasyji Fukasawa, Toru Kizaki, Naohiko Sugita, Mamoru Mitsuishi, “Mechanisms of damage formation in glass in the process of femtosecond laser drilling”, Applied Physics A: Materials Science & Processing 124 (2018) 124:181 (8 pages). https://doi.org/10.1007/s00339-018-1607-4
  3. Alexey Remnev, Keisuke Nagato, Kensuke Uemura, “Effect of working gas composition in medical needle sharpening by ion beam sputtering”, Biomed. Phys. Eng. Express. 4 (2018) 025033 (11 pages). https://doi.org/10.1088/2057-1976/aa9b3d
  1. Keisuke Nagato, Kodai Shintani, Masayuki Nakao, “Real-time detection of microcracks with floating giant-magnetoresistance sensor in twin-disk sliding tests”, CIRP Annals – Manufacturing Technology, 66 (2017) 539-542. http://dx.doi.org/10.1016/j.cirp.2017.04.078
  1. Kenta Hishiki, Keisuke Nagato, Ken Takahashi, T. Hamaguchi, M. Nakao, “Real-time measurement of replication degree in thermal roller nanoimprinting”, Microelectronic Engineering, 153 (2016) 117-120. doi:10.1016/j.mee.2016.03.053
  2. Yuki Hirata, Yuya Nakahara, Keisuke Nagato, Junho Choi, “Deposition of a-C:H films on a nanotrench pattern by bipolar PBII&D”, J. Phys. D: Appl. Phys. 49 (2016) 245303-1-10. http://dx.doi.org/10.1088/0022-3727/49/24/245303
  3. Keisuke Nagato, Shumpei Miyazaki, Shuhei Yamada, Masayuki Nakao, “Nano/microcomposite surface fabricated by chemical treatment/microembossing for control of bubbles in boiling heat transfer”, CIRP Annals – Manufacturing Technology, 65 (2016) 511-514. doi:10.1016/j.cirp.2016.04.073
  4. R. Shinomoto, Y. Ito, T. Kizaki, K. Tatsukoshi, Y. Fukasawa, K. Nagato, N. Sugita, M. Mitsuishi, “Experimental analysis of glass drilling with ultrafast pulse lasers”, International Journal of Automation Technology, 10 (2016) 863-873. doi: 10.20965/ijat.2016.p0863
  1. K. Nagato, T. Oshima, A. Kuwayama, H. Okada, T. Matsushima, S. Takagi, M. Nakao, T. Hamaguchi, “Microscopic observation of behavior of magnetic particle clusters during torque transfer between magnetic poles”, J. Appl. Phys. 117 (2015) 17C729-1-3.http://dx.doi.org/10.1063/1.4916113
  2. L. Wang, K. Nagato, S. Iwasaki, T. Hamaguchi, M. Nakao, “Fabrication of through-hole membrane with anodic-alumina nanohole array”, Microelectron. Eng. 141 (2015) 62-67. doi:10.1016/j.mee.2015.01.037
  3. K. Takahashi, K. Nagato, T. Hamaguchi, M. Nakao, “High-speed replication of light-extraction structure with thermal roller nanoimprinting”, Microelectron. Eng. 141 (2015) 285-288. doi:10.1016/j.mee.2015.03.069
  4. K. Nagato, T. Oshima, A. Kuwayama, H. Okada, T. Matsushima, S. Takagi, M. Nakao, T. Hamaguchi, “In situ observation of behavior of magnetic particle clusters during torque transfer between textured magnetic poles”, IEEE Trans. Magn. Vol. 51, No. 11, 2015, 4600804-1-4. 10.1109/TMAG.2015.2447285

  5. A. Remnev, K. Nagato, K. Uemura, “Effect of reactive gas additives on surface morphology evolution of stainless steel substrate undergoing low energy Ar ion bombardment”, Vacuum 119 (2015) 223-227. doi:10.1016/j.vacuum.2015.05.024

  1. Y. Li, K. Nagato, J.-J. Delaunay, J. Kubota, and K. Domen, “Fabrication of highly ordered Ta2O5 and Ta3N5 nanorod arrays by nanoimprinting and through-mask anodization”, Nanotechnology 25 (2014) 014013-1-8.
  2. K. Nagato, “Injection compression molding of replica molds for nanoimprint lithography”, Polymers 6 (2014) 604-612. doi:10.3390/polym6030604
  3. K. Nagato, K. Takahashi, T. Sato, J. Choi, T. Hamaguchi, M. Nakao, “Laser-assisted replication of large-area nanostructures”, J. Mater. Process. Technol. 214 (2014) 2444-2449.

    http://dx.doi.org/10.1016/j.jmatprotec.2014.05.025

K. Sekiya, K. Nagato, T. Hamaguchi, M. Nakao, “Morphology control of nickel oxide nanowires”, Microelectron. Eng. 98 (2012) 532-535. http://dx.doi.org/10.1016/j.mee.2012.07.049

  1. K. Nagato, N. Toyoda, H. Naito, H. Tani, Y. Sakane, I. Yamada, M. Nakao, T. Hamaguchi, “Effect of duty ratio of patterned surface on planarization by gas cluster ion beams”, J. Appl. Phys. 109 (2011) 07B733-1-3.
  2. K. Nagato, H. Hoshino, T. Hamaguchi, M. Nakao, “Slurry mixing device with microchannels for gelcasting”, Microelectron. Eng. 88 (2011) 1814-1816.
  3. K. Nagato, S. Inoue, M. Furubayashi, S. Chiashi, S. Maruyama, T. Hamaguchi, M. Nakao, “Field emission of vertically aligned single-walled carbon nanotubes patterned by pressing a microstructured mold”, Microelectron. Eng. 88 (2011) 2700-2702.
  4. K. Nagato, M. Furubayashi, T. Hamaguchi, M. Nakao, “Patterning of a-Fe2O3 nanowires by pressing a microstructured mold and their field-emission properties”, Microelectron. Eng. 88 (2011) 2697-2699.
  5. K. Nagato, T. Hamaguchi, M. Nakao, “Injection compression molding of high-aspect-ratio nanostructures”, J. Vac. Sci. Technol. B 29 (2011) 06FG10-1-4.
  1. K. Nagato, S. Sugimoto, T. Hamaguchi, M. Nakao, “Iterative roller imprint of multilayered nanostructures”, Microelectron. Eng. 87 (2010) 1543-1545.
  2. M. Furubayashi, K. Nagato, H. Moritani, T. Hamaguchi, M. Nakao, “Field emission properties of discretely synthesized tungsten oxide nanowires”, Microelectron. Eng. 87 (2010) 1594-1596.
  3. S. Hattori, K. Nagato, T. Hamaguchi, M. Nakao, “Rapid injection molding of high-aspect-ratio nanostructures”, Microelectron. Eng. 87 (2010) 1546-1549.
  4. K. Nagato, H. Hoshino, H. Naito, T. Hirota, H. Tani, Y. Sakane, N. Toyoda, I. Yamada, M. Nakao, T. Hamaguchi, “Planarization of nonmagnetic films on bit patterned substrates by gas cluster ion beams”, IEEE Trans. Magn. 46 (2010) 2504-2506.
  5. K. Nagato, H. Moritani, T. Hamaguchi, M. Nakao, “Fabrication of antireflection-structured surface using vertical nanowires as an initial structure”, J. Vac. Sci. Technol. B 28 (2010) L39-L42.
  6. K. Nagato, M. Furubayashi, T. Hamaguchi, M. Nakao, “Direct synthesis of a-Fe2O3 nanowires from sputtered thin film”, J. Vac. Sci. Technol. B 28 (2010) C6P11-13.
  7. K. Nagato, S. Hattori, T. Hamguchi, M. Nakao, “Rapid thermal imprinting of high-aspect-ratio nanostructures by dynamic heating of mold surface”, J. Vac. Sci. Technol. B 28 (2010) C6M122-124.
  1. K. Nagato, T. Ide, N. Ohno, M. Nakao, T. Hamaguchi, “Automatic Unbalance Correction of Rotors by Sympathetic Phase Inversion of UV-Curing Resin”, Precision Engineering 33 (2009) 243-247.
  2. N. Toyoda, K. Nagato, H. Tani, Y. Sakane, M. Nakao, T. Hamaguchi, I. Yamada, “Planarization of Amorphous Carbon Films on Patterned Media Using Gas Cluster Ion Beams”, J. Appl. Phys. 105 (2009) 07C127-1-3.
  3. N. Toyoda, T. Hirota, K. Nagato, H. Tani, Y. Sakane, M. Nakao, T. Hamaguchi, I. Yamada, “Planarization of bit-patterned surface using gas cluster ion beams”, IEEE Trans. Magn. 45 (2009) 3503-3506.
  1. K. Nagato, Y. Kojima, K. Kasuya, H. Moritani, T. Hamaguchi, and M. Nakao, “Local Synthesis of Tungsten Oxide Nanowires by Current Heating of Designed Micropatterned Wires”, Appl. Phys. Express, 1 (2008) 014001-1-3.
  2. K. Nagato, S. Sugiyama, A. Yanagida, J. Yanagimoto, “Single-Pass Severe Plastic Forming of Ultrafine-Grained Plain Carbon Steel”, Mater. Sci. Eng. A, 478 (2008) 376-383.
  3. K. Nagato, H. Tani, Y. Sakane, N. Toyoda, I. Yamada, M. Nakao, and T. Hamaguchi, “Study of Gas Cluster Ion Beam Planarization for Discrete Track Magnetic Disks”, IEEE Trans. Magn., 44 (2008) 3476-3479.
  4. H. Suzuki, K. Nagato, S. Sugimoto, K. Tsuchiya, T. Hamaguchi, M. Nakao, “Iterative imprint for multilayered nanostructures by feeding, vacuum forming and bonding of sheets”, J. Vac. Sci. Technol. B 26 (2008) 1753-1756.
  5. T. Hamaguchi, H. Yonemoto, K. Nagato, K. Tsuchiya, M. Nakao, “Single-pass forming for three-dimensional microstructures by high-speed shearing of multilayer thin films”, J. Vac. Sci. Technol. B 26 (2008) 1771-1774.
  6. Y. Kojima, K. Kasuya, K. Nagato, T. Hamaguchi, M. Nakao, “Solid-Phase Growth Mechanism of Tungsten Oxide Nanowires Synthesized on Sputtered Tungsten Film”, J. Vac. Sci. Technol. B 26 (2008) 1942-1947.
  1. K. Kasuya, K. Nagato, Y. Jin, H. Morii, T. Ooi, and M. Nakao, “Rapid and Local Synthesis of Single-Walled Caron Nanotubes by Laser-Assisted Chemical Vapor Deposition”, Jpn. J. Appl. Phys. 46 (2007) L333-L335.
  2. Y. Kojima, K. Kasuya, T. Ooi, K. Nagato, K. Takayama, and M. Nakao, “Effects of Oxidation during Synthesis on Structure and Field-Emission Property of Tungsten Oxide Nanowires”, Jpn. J. Appl. Phys. 46 (2007) 6250-6253.
  1. T. Kishimoto, H. Hachisu, J. Fujiki, K. Nagato, M. Yasuda, H. Katori, “Electrodynamic Trapping of Spinless Neutral Atoms with an Atom Chip”, Phys. Rev. Lett. 96 (2006) 123001-1-4.
  2. K. Nagato, T. Ooi, T. Kishimoto, H. Hachisu, H. Katori, M. Nakao, “Design and Prototyping of Stark Atom Chip for Electric Trapping of Laser-Cooled Atoms”, Precis. Eng. 30 (2006) 387-395.

Commentary

解説等

[1]
長藤圭介,「リモートものづくり教育研究~ポストコロナ社会における遠隔化・自律化技術を活用した教育研究現場のデジタルトランスフォーメーションの可能性~」精密工学会誌2021年87巻1月号p. 43-48
[2]
[3]
[4]
長藤圭介,「レーザアシスト熱ナノインプリント」ぷらすとす(日本塑性加工学会会報誌)3月号,2019
[5]
長藤圭介,「微細構造光学素子の転写技術」自動車技術会11月号,2016
[6]
長藤圭介,「ナノマイクロを大面積でつくる」機械学会論文誌メカライフ特集,2015
[7]
中尾政之,長藤圭介,「「積層ナノ構造を転写するためのロール成形技術の開発」の裏話」精密工学会誌,Vol. 80, No. 1, 2014, pp.52-56.
[8]
中尾政之,海藤広峻,長藤圭介,糟谷圭吾,「カーボンナノチューブの局所生成技術=レーザ加熱,電子ビーム加熱によるカーボンナノチューブの生成=」光アライアンス Vol. 20, No. 6, June 2009, pp. 50-55.

International Conferences

国際会議

(★: Invited/keynote, ●: Oral, ■: Poster)

●A. Tanaka, K. Nagato, M. Tomizawa, G. Inoue, M. Nakao, Modeling of Relative Humidity-Dependent Impedance of Polymer Electrolyte Membrane Fuel Cells, 242nd The Electrochemical Society (ECS) meeting, I01A-1366, Atlanta, USA, October, 2022.

●M. Tomizawa, K. Nagato, A. Tanaka, K. Nagai, & M. Nakao. “Effect of micro-patterned membrane PEFC dependent on operating current density.” 240th the Electrochemical Society (ECS) Meeting, Virtual conference, October, 2021.

●A. Tanaka, K. Nagato, M. Tomizawa, K. Nagai, & M. Nakao. “Development of the soaking method for manufacturing polymer electrolyte fuel cells with a high-aspect-ratio microstructure.” 240th the Electrochemical Society (ECS) Meeting, Virtual conference, October, 2021.

●K. Nagai, T. Osa, T. Araki, G. Inoue, T. Tsujiguchi, Y. Kuroda, M. Tomizawa, M. Kurosu, & K. Nagato. “Parameter optimization in the drying process of catalyst ink for PEFC electrode films with few cracks.” 240th the Electrochemical Society (ECS) Meeting, Virtual conference, October, 2021.

●Y. Hyugaji, T. Araki, K. Nagato, K. Nagai, T. Tsujiguchi, K. Asaoka, & D. Suzuki. “MEMS sensor development for making PEFC catalyst layer during drying process.” 2nd Asian Conference on Thermal Sciences (ACTS), Virtual conference, October, 2021.

■A. Tanaka, K. Nagato, M. Tomizawa, K. Nagai, & M. Nakao. “Evaluation of polarization resistance of line-and-space paterned polymer electrolyte fuel cells using distribution of relaxation times.” European Fuel Cell Forum (EFCF) 2021, Virtual conference, June, 2021.

●Kota Aono, Keisuke Nagato, Yusuke Ebihara, Yuki Adachi, Shingo Okuno, Masayuki Nakao, “Laser-assisted bonding of nanotextured metal/fluoropolymer films”, ASPE 2021 Spring Topical Meeting – Freeform and Structured Surfaces, April 28-29, 2021 (EST).

●T. Niho, K. Nagato, M. Nakao, “Investigation of three-dimensional geometry of butterfly martensite and analysis of relationship between hardness of lath/butterfly two- phase martensite and its grain thickness in medium-carbon steel”, 1016 MSF (2021) 1039-1044.

●R. Itadani, T. Matsunaga, S. Koshizuka, K. Nagato, S. Morita, K. Nishiyachi and T. Shibuya, “A surface tension model in LSMPS using Quadric Surface Fitting”, The 3rd International Conference on COMPSAFE(Computational Engineering and Science for Safety and Environmental Problem) 8th-11th Dec. 2020, Kobe, Japan.

●K. Nagai, K. Nagato, T. Okamura, M. Tomizawa, M. Nakao, “Distribution of Relaxation Times Analysis of SOFCs with Low Tortuosity Structure Anode.” The Electrochemical Society (ECS) PRiME 2020, Virtual conference, October, 2020.

●M. Tomizawa, K. Nagato, K. Nagai, & M. Nakao. “Distribution of relaxation time analysis of cathode micro-patterned PEFC.” The Electrochemical Society (ECS) PRiME 2020, Virtual conference, October, 2020.

●M. Tomizawa, K. Nagato, M. Nakao, “Distribution of Relaxation Time Analysis of Cathode Micro-Patterned PEFC”, PRiME2020 (ECS, ECSJ, & KECS Joint Meeting) (Fuel Cells, Electrolyzers, and Energy Conversion), Honolulu, Oct. 4-9, 2020.

●Keisuke Nagato, Toshiyuki Iseki, Kimihiro Tomiyama, Genki Nishikawa, “Seizure-resistance cast-iron surface textured by laser decomposition of graphite phase and hardened by laser quenching”, CIRP General Assembly, Online, Aug. 23-29, 2020.

●Z. Fang*, K. Nagato, N. Sugita, M. Nakao, 2019. “Influence of tool coating condition on side milling of amorphous laminated composite block”, 2nd CIRP Conference on Composite Material Parts Manufacturing, 10th to 11th October 2019, AMRC Sheffield, UK.

●N. Tateyama, K. Ueda, M. Nakao, “Active sensing system for measuring distress level using mood induction music.” IEEE 8th International Conference on Informatics, Electronics & Vision (ICIEV) and 3rd International Conference on Imaging, Vision & Pattern Recognition (icIVPR), Washington, U.S.A., May-June, 2019. doi:10.1109/ICIEV.2019.8858574.

●K. Ueda, & M. Nakao, “Neural bases of creative thinking.” The 10th International Conference on Applied Human Factors and Ergonomics (AHFE), Washington D.C., USA, July, 2019.

●K. Koizumi, K. Ueda, Z. Li, N. Tateyama M. Nakao, “The effects of neuromodulation on creative thinking”, The 10th International Conference on Applied Human Factors and Ergonomics (AHFE), Washington D.C., USA, July, 2019.

●N. Tateyama, K. Ueda, M. Nakao, “Development of an active sensing system for distress detection using skin conductance response.”, IEEE 8th International Conference on Affective Computing and Intelligent Interaction (ACII), Cambridge, United Kingdom, September, 2019. doi: 10.1109/ACII.2019.8925442.

●K. Ueda, Y. Sakai, H. Yanagisawa, “Quantitative evaluation of sense of discrepancy to operation response using event-related potential”, International Conference on Design and Concurrent Engineering 2019 & Manufacturing Systems Conference, Sendai, Japan, September, 2019.

■K. Koizumi, K. Ueda, M. Nakao, “EEG source analysis of visual motion imagery for application to brain-computer interface”, The 8th Graz BCI Conference (GBCIC), Graz, Austria, September, 2019. doi: 10.3217/978-3-85125-682-6-22.

●S. Takada, K. Ueda, N. Yamada, Y. Iguchi, Y. Tao, K. Koizumi, M. Nakao, “Evaluation of Driver’s Cognitive Load when Presented Information on the Windshield using P300 Latency in Eye-fixation Related Potentials”, 2019 IEEE Intelligent Transportation Systems Conference (ITSC), Auckland, New Zealand, November, 2019, pp. 4006-4011, doi: 10.1109/ITSC.2019.8917209.

■R. Hitsuyu, K. Ueda, M. Nakao, T. Noda, “Development of a task-combined EEG-based neurofeedback system to enhance response inhibition”, The Real-Time Functional Imaging and Neurofeedback conference 2019 (rtFIN2019), Maastricht, the Netherlands, December, 2019

●K. Nagato, S. Yoshino, T. Shimura, M. Nakao, N. Shikazono, “Magnetic alignment of LSM particles in SOFC cathode”, 13th European SOFC & SOE Forum (EFCF), B0804, 5(3-6) July, 2018, Lucerne, Switzerland.

■Yuta Taira, Keisuke Nagato, Masayuki Nakao, “Real-Time Observation of Selective Laser Melting of WC-Co Cemented Carbide”, American Society for Precision Engineering (ASPE) and euspen Summer Topical Meeting; Advancing Precision in Additive Manufacturing, 25(22-25) Jul. 2018, Berkeley, CA, USA, 265-268.

●K. Nagato, T. Yamaguchi, M. Nakao, “Anchoring and chemical-bonding effects of anodic alumina microstructure on adhesion strength”, CIRP General Assembly, 22(19-25), August, 2018, Tokyo, Japan. (S-9)

★Z. Fang, T. Shimura, K. Nagato, M. Nakao, “Influence of temperature on mechanical characteristics and microstructure of iron-based amorphous in cold tensile test,” 12th International Conference on Advanced Computational Engineering and Experimenting ACE-X 2018, Amsterdam, Netherland, 2018/7/1-7/5.

■T. Higashisaka, K. Nagato, E. Tanaka, H. Watanabe, M. Nakao, “Small and sensitive force sensor based on contact resistance”, Micro Nano Engineering (MNE), 25(24-27) Sep, 2018, Copenhagen, PO-01-326.

■K. Ogata, K. Nagato, Y. Ito, H. Nakano, T. Hamaguchi, I. Saito, T. Fujiwara, T. Nagata, Y. Ito, M. Nakao, “Real-time observation of progressing crack and stress analysis in glass laser cutting”, Micro Nano Engineering (MNE), 25(24-27) Sep, 2018, Copenhagen, PO-01-282.

■N. Munehiro, K. Nagato, T. Higashisaka, M. Murakami M. Nakao, “Heat-assisted screen printing of high-aspect-ratio microstructure”, Micro Nano Engineering (MNE), 25(24-27) Sep, 2018, Copenhagen, PO-01-272

■Y. Taira, K. Nagato, M. Tomizawa, M. Nakao, “Effect of laser scan speed on cracks of WC-Co cemented carbides in selective laser melting”, Micro Nano Engineering (MNE), 26(24-27) Sep, 2018, Copenhagen, PO-02-201.

■T. Shimura, K. Nagato, Z. Fang, M. Nakao, “Experimental study of micro-clearance blanking process of thin metal sheet”, Micro Nano Engineering (MNE), 26(24-27) Sep, 2018, Copenhagen, PO-02-279.

■M. Tomizawa, K. Nagato, Y. Taira, T. Higashisaka, N. Takahashi, M. Nakao, “Centrifugal molding of carbon microstructure”, Micro Nano Engineering (MNE), 26(24-27) Sep, 2018, Copenhagen, PO-02-207.

■N. Takahashi, K. Nagato, E. Shimizu, T. Higashisaka, M. Tomizawa, M. Nakao, “Modelling of dross flow in laser cutting process of aluminum foil using particle method”, Micro Nano Engineering (MNE), 26(24-27) Sep, 2018, Copenhagen, PO-02-273.

●N. Takahashi, K. Nagato, E. Shimizu, H. Tendo, M. Nakao, “Heat Conduction and Pressure Distribution in Microstructured Mold for Laser Assisted Imprinting”, The 5th Asian Symposium on Materials and Processing (ASMP), 7(7-8) Dec, 2018, Bangkok, 94-95.

●E. Shimizu, K. Nagato, N. Takahashi, M. Nakao, “Effect of Scale of Microstructures on Polymer Deformation during Laser-Assisted Thermal Imprinting”, The 5th Asian Symposium on Materials and Processing (ASMP), 7(7-8) Dec, 2018, Bangkok, 98-99.

Y. Taira, K. Nagato, M. Nakao, “Real-time Observation of Selective Laser Melting of Stainless Steel”, The 5th Asian Symposium on Materials and Processing (ASMP), 7(7-8) Dec, 2018, Bangkok, 122-123.

●Z. Fang*, K. Nagato, N. Sugita, M. Nakao, “New observation on the chip formation in two-dimensional cutting of iron-based amorphous foil”, 17th International Conference on Precision Engineering. 2018, Kamakura, Japan.

■K. Koizumi, K. Ueda, M. Nakao, “Development of Cognitive Brain-Machine Interface Based on Visual Imagery”, The 7th International BCI Meeting, 1-C-19, Pacific Grove, CA, USA, May, 2018.

●K. Koizumi, K. Ueda, M. Nakao, “Development of a Cognitive Brain-Machine Interface Based on a Visual Imagery Method”, The 40th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC), ThBT1.2, Honolulu, HI, USA, July, 2018. doi: 10.1109/EMBC.2018.8512520.

■N. Tateyama, K. Ueda, M. Nakao, K. Nishi, “Development of Brain-Machine Interface Using Optical Illusion”, The 40th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC), WePoS-25.7, Honolulu, HI, USA, July, 2018.

●K. Ueda, “A neural model of aesthetic preference for product appearance”, The 9th International Conference on Applied Human Factors and Ergonomics (AHFE), Florida, USA, July, 2018.

■K. Nagato, Y. Yajima, M. Nakao, “Heat conduction and polymer flow in microstructured mold for laser-assisted imprinting”, Digest of the 61st international conference on electron, ion, and photon beam technology and nanofabrication (EIPBN), May 31 (May30-Jun2), 2017, Orlando, USA.

●K. Nagato, K. Shintani, N. Shikazono, T. Shimura, M. Nakao, “Effect of YSZ Volume on Polarization Resistance of Anode with Magnetically Aligned YSZ”, ECS Trans. 78(2017)1489-1494, SOFC-XV, July 28 (23-28), 2017, Hollywood, FL, USA.

●Keisuke Nagato, Kodai Shintani, Masayuki Nakao, “Real-time detection of microcracks with floating giant-magnetoresistance sensor in twin-disk sliding tests”, CIRP General Assembly, 23(21-24), August, 2017, Lugano, Switzerland.

■Y. Ito, R. Shinomoto, A. Otsu, K. Nagato, K. Tatsukoshi, Y. Fukasawa, T. Kizaki, N. Sugita, M. Mitsuishi, “Investigation of damage generation during femtosecond laser frilling of glass”, International Conference on Laser Ablation (COLA), 6(3-8) Sep, 2017, Marseille, France.

■A. Sakai, K. Nagato, M. Nakao, “Infiltration of YSZ nanoparticles into microholes by centrifugation”, Micro Nano Engineering (MNE), 19(18-22) Sep, 2017, Braga, Portugal.

■Y. Taira, K. Nagato, A. Sakai, H. Nakano, M. Nakao, “Effect of oxygen and scan speed on selective laser melting of aluminum powder”, Micro Nano Engineering (MNE), 19(18-22) Sep, 2017, Braga, Portugal.

■E. Shimizu, K. Nagato, H. Nakano, Y. Yajima, M. Nakao, “Numerical analysis of resin flow in laser-assisted imprinting of various-sized microstructures by MPS method”, Micro Nano Engineering (MNE), 20(18-22) Sep, 2017, Braga, Portugal.

■M, Murakami, K. Nagato, T. Oshima, S. Washino, E. Tanaka, S. Takagi, T. Matsushima, M. Nakao, “Microscopic observation of collapse behavior of clusters in magnetorheological fluid (MRF) clutch”, Micro Nano Engineering (MNE), 20(18-22) Sep, 2017, Braga, Portugal.

■Q. Ding, K. Nagato, H. Nakano, Y. Yajima, M. Nakao, “Elucidation of slurry behavior in tip part near intersection of squeegee and substrate in screen printing”, Micro Nano Engineering (MNE), 20(18-22) Sep, 2017, Braga, Portugal.

■H. Nakano, K. Nagato, Q. Ding, T. Hamaguchi, I. Saito, T. Fujiwara, T. Nagata, Y. Ito, M. Nakao, “Real-time observation of crack propagation in laser cutting of glass”, Micro Nano Engineering (MNE), 20(18-22) Sep, 2017, Braga, Portugal.

■T. Higashisaka, K. Nagato, M. Murakami, H. Watanabe, E. Tanaka, M. Nakao, “Sensitive force sensor using contact resistance in oil environment”, Micro Nano Engineering (MNE), 20(18-22) Sep, 2017, Braga, Portugal.

●S. Yoshino, K. Nagato, T. Yamaguchi, A. Sakai, M. Nakao, “Microstructure-control of porous material in solid oxide fuel cells by magnetic field alignment method”, Micro Nano Engineering (MNE), 20(18-22) Sep, 2017, Braga, Portugal.

★K. Nagato, “Laser-Assisted Replication of Microstructured Film”, EMN Meeting on Polymer, Jan. 14, 2016 Hong Kong, China. (Invited)

●Takumu Yamaguchi, Keisuke Nagato, Shinichi Hasegawa, Tatsuya Mimura, Kohei Kusaka, Masayuki Nakao, “Porous Structure on Anodic Alumina Surface for Improvement of Adhesion Strength”, Adhesion Society, Feb. 23, 2016 San Antonio, USA.

★K. Nagato, “Fabrication of electrode microstructures of solid oxide fuel cells”, EMN Nanotechnology, Apr. 3 2016, Dubai, UAE. (Invited)

●K. Nagato, Y. Fujiwara, A. Sakai, M. Nakao, “Sharp-edged Templates for Imprinting of Ceramic Green Sheets”, Proceedings of the 11th IEEE Annual International Conference on Nano/Micro Engineered and Molecular Systems (NEMS), Matsushima Bay and Sendai MEMS City, Japan, 17-20 Apr. 2016

●Y. Yajima, K. Nagato, M. Nakao, “Replication of Nanostructures on Polyethylene Terephthalate with Laser-Assisted Roller Nanoimprinting”, Digest of the 60th international conference on electron, ion, and photon beam technology and nanofabrication (EIPBN), Jun 2 (May31-Jun3), 2016, Pittsburgh, USA.

●K. Nagato, L. Wang, T. Shimura, M. Nakao, N. Shikazono, “Anode with Ni-YSZ Nanostructures Infiltrated into YSZ Pillars”, 12th European SOFC & SOE Forum (EFCF), B0303, 6(5-8) July, 2016, Lucerne, Switzerland.

■S. Shimura, K. Nagato, N. Shikazono, “Evaluation of SOFC anode polarization characteristics with pillar-based YSZ structure”, 12th European SOFC & SOE Forum (EFCF), B0303, 6,7(5-8) July, 2016, Lucerne, Switzerland.

●K. Nagato, S. Miyazaki, S. Yamada, M. Nakao, “Nano/microcomposite surface fabricated by chemical treatment/microembossing for control of bubbles in boiling heat transfer”, CIRP General Assembly, 22(21-24), August, 2016, Guimaraes, Portugal.

★K. Nagato, “Control of anode microstructure toward high-efficiency specie-transfer and chemical reaction”, Asian SOFC conference, Sep. 6 2016, Institute of Industrial Science, The University of Tokyo, Japan. (Invited)<

■Q. Ding, K. Nagato, Y. Yajima, M. Nakao, “Observation of slurry behavior in ink reservoir of screen printing”, International Symposium on Micro-Nano Science and Technology 2016, Hongo Campus, The University of Tokyo, 17th Dec. 2016.

●A. Sakai, K. Nagato, T. Yamaguchi, S. Yoshino, M. Nakao, “Molding of YSZ pillars by screen printing for anode of SOFC”, International Symposium on Micro-Nano Science and Technology 2016, Hongo Campus, The University of Tokyo, 17th(16-18) Dec. 2016.

●S. Yoshino, K. Nagato, T. Yamaguchi, A. Sakai, M. Nakao, “LSM/YSZ cathode aligned by magnetic field for solid oxide fuel cell”, International Symposium on Micro-Nano Science and Technology 2016, Hongo Campus, The University of Tokyo, 18th(16-18) Dec. 2016.

●Takuya Oshima, Keisuke Nagato, Akinori Kuwayama, Hiroshi Okada, Takashi Matsushima, Shu Takagi, Masayuki Nakao, Tetsuya Hamaguchi, “In-situ observation of behavior of magnetic particle clusters during torque transfer between textured magnetic poles”, IEEE International Magnetic Conference, Beijing, China, May 13(11-15), 2015, DG-06.

■K. Nagato, M. Oike, Y. Kimura, T. Kakinuma, M. Nakao, “Injection-Compression Molding of Nanostructures for Three-Dimensional Cell-Culturing”, Digest of the 59th international conference on electron, ion, and photon beam technology and nanofabrication (EIPBN), San Diego, USA, May 27 (May26-29), 2015.

K. Nagato, ■L. Wang, S. Iwasaki, T. Hamaguchi, M. Nakao, “Metallic Nanostructures Controlled by Dewetting Thin Film on Patterned Ceramic Surface”, Digest of the 59th international conference on electron, ion, and photon beam technology and nanofabrication (EIPBN), San Diego, USA, May 27 (May26-29), 2015.

■J. Wang, K. Nagato, K. Takahashi, T. Hamaguchi, M. Nakao, “Damascene of metallic wires on imprinted flexible substrate”, Digest of the 59th international conference on electron, ion, and photon beam technology and nanofabrication (EIPBN), San Diego, USA, May 27 (May26-29), 2015.

★Keisuke Nagato, “Replication of large-area nanostructures for optical devices”, EMN Cancun Meeting (Energy Materials Nanotechnology), June 10(8-11), 2015, Cancun, Mexico (Invited).

★Keisuke Nagato, “Microstructure-controlled fabrication on electrodes of solid oxide fuel cells”, EMN Qingdao Meeting (Energy Materials Nanotechnology), June 16(14-17), 2015, Qingdao, China (Invited).

●Yuki Yajima, Keisuke Nagato, Kohei Hisada, Shuhei Ogura, M. Nakao, “Modelling of Laser Welding Process Using Particle Method”, The 68th IIW International Conference High-Strength Materials – Challenges and Applications, July 3rd (June 28th – July 3rd), 2015, Helsinki, Finland.

■A. G. Remnev, K. Uemura, K. Nagato, “Influence of reactive gas additives on surface morphology evolution of stainless steel substrates undergoing Ar ion sputtering process”, The 13th International Symposium on Sputtering & Plasma Processes, SP3-9p, 10 (8-10) July, 2015, Kyoto Research Park, Kyoto, Japan.

●K. Nagato, S. Shinagawa, N. Shikazono, S. Iwasaki, M. Nakao, “SOFC Anode Based on YSZ Pillars”, ECS Trans. 68(2015)1309-1314, SOFC-XIV, July 30 (26-31), 2015, Glasgow, UK.

●K. Nagato, Y. Yajima, K. Takahashi, T. Hamaguchi, M. Nakao, “Replication of antireflection structure for solar cells by laser-assisted imprinting”, Asian Symposium on Materials and Processing (ASMP), Aug. 11, 2015, Lombok, Indonesia.

■Yuki Hirata, Yuya Nakahara, Keisuke Nagato, Takahisa Kato, Junho Choi, “Amorphous Carbon Film as a Mold Release Layer for Nanoimprint Lithography”, International Tribology Conference, Sep 16-20, 2015, Tokyo.

●M. Nakao, K. Takahashi, K. Nagato, K. Iino, “Momentary Local Laser Heating in Thermal Roll-to-Plate Nanoimprinting; Node Decoupling with Axiomatic Design”, Proc. Of 9th International Conference on Axiomatic Design (ICAD2015), vol. 34 (2015) 212-216. Florence, 16-18 Sep. 2015. doi:10.1016/j.procir.2015.07.001 (Outstanding Technical Paper Award)

■K. Hishiki, K. Nagato, K. Takahashi, T. Hamaguchi, M. Nakao, “Real-Time measurement of replication degree in thermal roller nanoimprinting”, Micro Nano Engineering (MNE), Sep. 23, 2015, Hague, Holland.

■Y. Yajima, K. Nagato, K. Takahashi, T. Hamaguchi, M. Nakao, “Effect of Pressing Pressure on Filling Ratio of Microstructures by Laser-Assisted Imprinting”, Micro Nano Engineering(MNE), Sep. 23, 2015, Hague, Holland.

■S. Yamada, K. Nagato, S. Miyazaki, N. Shikazono, M. Nakao, “High-heat-transfer boiling surface with the combination of boehmite treatment and imprinting”, Micro Nano Engineering(MNE), Sep. 23, 2015, Hague, Holland.

★K. Nagato, “Laser-Assisted Imprinting of Microstructured Polymer Films”, World Expo on Materials Science –Polymer Engineering, Nov. 28, 2015, Dubai, UAE. (Invited)

■S. Iwasaki, K. Nagato, L. Wang, Y. Li, J.-J. Delaunay, and M. Nakao, “Morphology Control of Anodic Porous Alumina Using Nanoimprinting”, Digest of the 58th international conference on electron, ion, and photon beam technology and nanofabrication (EIPBN), Washington DC, USA, May 28 (May27-30), 2014.

■S. Miyazaki, K. Nagato, Y. Watanabe, K. Takahashi, N. Shikazono, and M. Nakao, “High-Heat-Transfer Boiling Surface with Micropattern Replicated by Nanoimprinting”, Digest of the 58th international conference on electron, ion, and photon beam technology and nanofabrication (EIPBN), Washington DC, USA, May 28 (May27-30), 2014.

★K. Takahashi, K Nagato, J. Wang, T. Hamaguchi, and M. Nakao, “High-Speed and Low-Energy-Consumption Replication of Nanostructures with Laser-Assisted Roller Nanoimprinting”, Digest of the 58th international conference on electron, ion, and photon beam technology and nanofabrication (EIPBN), Washington DC, USA, May 30 (May27-30), 2014. (Invited)

●K. Nagato, N. Shikazono, M. Nakao, J. Hayd, D. Klotz, E. Ivers-Tiffée, “Parameter Identification on Polarization on Polarization Resistance of SOFC Anode with Magnetically Aligned Ni”, 11th European SOFC & SOE Forum, Lucerne, Switzerland 2 (1-4) July 2014.

●K. Nagato, K. Mitamura, S. Shinagawa, and M. Nakao, “Real-Time Observation of Paste during Mico-Via Filling in Screen Printing”, The 5th International Conference on Nanomanufacturing (nanoMan2014), Bremen, Germany, 8 (8-10) July 2014. (Keynote)

K. Shintani, ●K. Nagato, R. Fukui, M. Nakao, K. Kusaka, “Adhesively-Bonded Joint for Aluminum Pipe Frame Structures and Mechanical Properties”, 5th World Congress on Adhesion and Related Phenomena (WCARP-V), p.37, Nara, Japan, 8 (7-11) Sep 2014.

■K. Takahashi, K. Nagato, T. Hamaguchi, M. Nakao, “High-Speed Replication of Light-Extraction Structure with Thermal Roller Nanoimprinting”, 40th Micro and Nano Engineering (MNE) 2014, Lausanne, Switzerland, Sep 25(22-26) 2014.

■J. Wang, K. Nagato, K. Takahashi, T. Hamaguchi, M. Nakao, “Novel Patterning of Metal Trace on Flexible Substrate by Nanoimprinting and Screen Printing”, 40th Micro and Nano Engineering (MNE) 2014, Lausanne, Switzerland, Sep 25(22-26) 2014.

■L. Wang, K. Nagato, S. Iwasaki, T. Hamaguchi, M. Nakao, “Through-hole membrane with anodic-alumina nanohole array”, 40th Micro and Nano Engineering (MNE) 2014, Lausanne, Switzerland, Sep 23(22-26) 2014.

●K. Nagato, K. Takahashi, M. Nakao, “Thermal Roller Nanoimprinting –Multilayered Structures, Laser-Assisted Replication–”, 14th International Conference on Nanoimprint and Nanoprint Technology (NNT 2014), Oct 23(22-24), 2014, ANA Crowne Plaza Kyoto, Kyoto, Japan.

■Takuya Oshima, Keisuke Nagato, Akinori Kuwayama, Hiroshi Okada, Takashi Matsushima, Shu Takagi, Masayuki Nakao, Tetsuya Hamaguchi, “Microscopic observation of behavior of magnetic particle clusters during torque transfer between magnetic poles”, 59th Annual Magnetism & Magnetic Materials Conference, Honolulu, Hawaii, Nov. 7(3-7), 2014

●K. Nagato, K. Takahashi, M. Nakao, “Laser-Assisted Replication of Large-Area Nanostructures and Antireflection Structure”, Asian Workshop on Polymer Processing (AWPP) 2014, Nov. 18 (17-20), 2014, Kenting, Taiwan.

Omar Alghurair, Alexey Remnev, Keisuke Nagato, [70] ●Shota Ikeshima, Yasunori Ono, Kensuke Uemura, Masayuki Nakao, “Investigation of Insertion Phenomena with Needles Treated by Plasma Etching”, The First CIRP Conference on Bio manufacturing, 4-6 Mar. 2013, The University of Tokyo, Tokyo. (Oral presentation) (In: Procedia CIRP 5 (2013) 53-56)

●Keisuke Nagato, Naoki Shikazono, André Weber, Dino Klotz, Masayuki Nakao, and Ellen Ivers-Tiffée, “SOFC Anode Fabricated by Magnetically Aligning of Ni Particles”, ECS Transasctions, 57 (2013) 1307-1311. SOFC Symposium, 7-11 (9, OA-31) Oct. 2013. (Oral presentation)

■Ken Takahashi, Keisuke Nagato, Toshimi Sato, Daisuke Suehiro, Tetsuya Hamaguchi, Masayuki Nakao, “Laser-assisted roller imprinting of nanostructures with real-time monitoring of replication degree”, American Society for Precision Engineering (ASPE) Annual Meeting 2013, 20-25(22,23) Oct 2013, St. Paul, Minnesota, USA (poster presentation).

■Takuma Yamauchi, Shota Ikeshima, Keisuke Nagato, Tetsuya Hamaguchi, Masayuki Nakao, “Continuous and fast manufacturing technique of ion-conducting ceramic compacts with oriented anisotropic particle”, American Society for Precision Engineering (ASPE) Annual Meeting 2013, 20-25(22,23) Oct 2013, St. Paul, Minnesota, USA (poster presentation).

■Shunta Shinagawa, Keisuke Nagato, Naoki Shikazono, Tetsuya Hamaguchi, Masayuki Nakao, “Orientation-controlled microfabrication of anode of solid oxide fuel cells”, American Society for Precision Engineering (ASPE) Annual Meeting 2013, Vol. 56, 243-246. 20-25(22,23) Oct 2013, St. Paul, Minnesota, USA (poster presentation).

■K. Nagato, T. Sato, T. Hamaguchi, M. Nakao, “Effect of offset temperature on replication of laser-assisted imprinting”, Digest of the 56th international conference on electron, ion, and photon beam technology and nanofabrication (EIPBN), Waikoloa, Hawaii, USA, May 30 (May29-Jun1), 2012. (Poster presentation)

■K. Nagato, T. Hamaguchi, M. Nakao, “Injection compression molding of replica molds for nanoimprint lithography”, Digest of the 56th international conference on electron, ion, and photon beam technology and nanofabrication (EIPBN), Waikoloa, Hawaii, USA, May 30 (May29-Jun1), 2012. (Poster presentation)

■T. Sato, K. Nagato, J. Choi, T. Hamaguchi, M. Nakao, “Laser-scanning imprinting for large-area nanostructures”, Digest of the 56th international conference on electron, ion, and photon beam technology and nanofabrication (EIPBN), Waikoloa, Hawaii, USA, May 30 (May29-Jun1), 2012. (Invited Poster)

■Remnev Alexey, Shalnov Konstantin, Uemura Kensuke, Keisuke Nagato, “Efffect of Plasma Properties and Set-Up Geometry on Medical Needles Finishing with Ion Plasma Sputtering Method”, 4th International Symposium on Advanced Plasma Science and its Applications for Nitrides and Nanomaterials (ISPlasma2012), Chuo University, 4-8 March 2012.

●Keisuke Nagato, Daisuke Suehiro, Toshimi Sato, Shota Ikeshima, Yasuaki Watanabe, Masayuki Nakao, “Roller Replication of Nano-/Microstructures of Polymers, Glasses, Metals, and Ceramics”, The 3rd International Conference on Nanomanufacturing (nanoMan2012), 25-27(26) July 2012, Saitama, Japan (Oral presentation)  Won Excellent Young Researcher Award

●Yasuyuki Watanabe, Keisuke Nagato, Naoki Shikazono, Tetsuya Hamaguchi, Masayuki Nakao, “Improvement of heat transfer coefficient of boiling surface on nanostructured metal using nanoimprinting”, Proceedings of the 26th American Society for Precision Engineering (ASPE) Annual Meeting, San Diego, CA, USA, Oct 24(21-26), 2012, 46-49 (Oral presentation)

■Shota Ikeshima, Keisuke Nagato, Tetsuya Hamaguchi, Masayuki Nakao, “Orienattion control of anisotropic particle by shear force”, Proceedings of the 26th American Society for Precision Engineering (ASPE) Annual Meeting, San Diego, CA, USA, Oct 23(21-26), 2012, 316-319 (Poster presentation)

■Takuma Yamauchi, Keisuke Nagato, Shota Ikeshima, Tetsuya Hamaguchi, Masayuki Nakao, “Micromixer of multi-material slurry with rotation-split-combination cycle for ceramic components”, Proceedings of the 26th American Society for Precision Engineering (ASPE) Annual Meeting, San Diego, CA, USA, Oct 23(21-26), 2012, 359-362 (Poster presentation)

■Shunta Shinagawa, Keisuke Nagato, Naoki Shikazono, Tetsuya Hamaguchi, Masayuki Nakao, “Enhancement of power efficiency of solid oxide fuel cells by aligning microstructure path of ion/electron/gas in anode”, Proceedings of the 26th American Society for Precision Engineering (ASPE) Annual Meeting, San Diego, CA, USA, Oct 23(21-26), 2012, 343-346 (Poster presentation)

Keisuke Nagato, [70] ●Ryunosuke Fujisawa, Daisuke Suehiro, M. Kikuta, Tetsuya Hamaguchi, Masayuki Nakao, “Antireflection structure fabricated by changing Fe2O3 nanowires to Fe3O4 nanocones”, Digest of 38th International Conference on Micro and Nano Engineering (MNE), 16-20 Sep. 2012, Toulouse, France. (Oral presentation)

Keisuke Nagato, ■Ryota Nakabayashi, Tetsuya Hamaguchi, Masayuki Nakao, “High-speed shearing of multilayered light-waveguide”, Digest of 38th International Conference on Micro and Nano Engineering (MNE), 16-20 Sep. 2012, Toulouse, France. (Poster presentation)

■K. Nagato, R. Nakajima, Y. Kawamoto, Y. Ohta, H. Shichino, M. Nakao, T. Hamaguchi, “Investigation of boundary lubricating films developing on gear material under high-pressure twin disk test”, Digest of International Tribology Conference (ITC), P06-01, 30 Oct -3 Nov (2 Nov), 2011, Hiroshima, Japan.

■M. Shimoda, K. Nagato, T. Hamaguchi, M. Nakao, “Photolithography with periodic multilayered resist film for photonic crystals”, Digest of the 24th International Microprocess and Nanotechnology Conference (MNC), 26P-7-74, 24-27 (26) Oct. 2011, Kyoto, Japan.

■Toshimi Sato, Keisuke Nagato, Tetsuya Hamaguchi, Masayuki Nakao, “Laser-scanning imprinting for large-area nanostructures”, Digest of 37th International Conference on Micro and Nano Engineering (MNE), Berlin, Germany, 19-23 (22) Sep. 2011.  Won the best poster award.

■Kaname Sekiya, Keisuke Nagato, Tetsuya Hamaguchi, Masayuki Nakao, “Morphology control of nickel oxide nanowires”, Digest of 37th International Conference on Micro and Nano Engineering (MNE) , Berlin, Germany, 19-23 (22) Sep. 2011.

●Shu Wakabayashi, Yasuhiro Kawamoto, Keisuke Nagato, Shinichi Mutou, Masayuki Nakao, Tetsuya Hamaguchi, “Investigation of excavation behavior with model experiment and distinct element method (DEM) simulation using irregularly shaped particles”, Proceedings of the 17th International Conference of the International Society for Terrain-Vehicle Systems (ISTVS), Blacksburg, VA, USA, Sep. 18-22 (22), 2011.

■Daisuke Suehiro, Keisuke Nagato, Tetsuya Hamaguchi, M. Nakao, “Fabrication of antireflection structure by simple annealing of Fe film”, Proceedings of the 11th IEEE International Conference on Nanotechnology (IEEE NANO), 588-591, Aug 15-18, 2011, Portland, Oregon, USA.

★Toshimi Sato, Keisuke Nagato, Junho Choi, Tetsuya Hamaguchi, Masayuki Nakao, “Laser-Assisted Imprinting of Nanostructured Glass”, Proceedings of the 11th IEEE International Conference on Nanotechnology (IEEE NANO), 1-4, Aug 15-18, 2011, Portland, Oregon, USA. (Invited)

■K. Nagato, T. Hamaguchi, M. Nakao, “Copper oxide nanowire arrays synthesized from sputtered Cu thin film” Digest of the 55th international conference on electron, ion, and photon beam technology and nanofabrication (EIPBN), P13-19, Las Vegas, NV, USA, 1 Jun (31May-3Jun), 2011.

■K. Nagato, T. Hamaguchi, M. Nakao, “Injection compression molding of high-aspect-ratio nanostructures”, Digest of the 55th international conference on electron, ion, and photon beam technology and nanofabrication (EIPBN), P13-27, Las Vegas, NV, USA, 1 Jun (31May-3Jun), 2011.

●H. Hoshino, K. Nagato, H. Naito, T. Hirota, H. Tani, Y. Sakane, N. Toyoda, I. Yamada, M. Nakao, T. Hamaguchi, “Planarization of nonmagnetic films on bit patterned substrates by gas cluster ion beams”, Digest of 11th Joint MMM-Intermag Conference, Washington DC, USA, Jan 18-22, 2010. (Oral presentation)

■K. Nagato, M. Furubayashi, T. Hamaguchi, M. Nakao, “Direct synthesis of vertical -Fe2O3 nanowires from sputtered Fe thin film”, Digest of the 54th international conference on electron, ion, and photon beam technology and nanofabrication (EIPBN), Anchorage, AL, USA, Jun 1-4, 2010. (Poster presentation)

■K. Nagato, S. Hattori, T. Hamaguchi, M. Nakao, “Rapid thermal imprint of high-aspect-ratio nanostructures with dynamically heating of mold surface”, Digest of the 54th international conference on electron, ion, and photon beam technology and nanofabrication (EIPBN), Anchorage, AL, USA, Jun 1-4, 2010. (Poster presentation)

■Hiroaki Hoshino, Keisuke Nagato, Tetsuya Hamaguchi, Masayuki Nakao, “Slurry mixing device with microchannels for gelcasting”, Digest of the 36th International Conference on Micro & Nano Engineering (MNE), Genova, Italy, Sep 20 (19-22), 2010. (Poster presentation)

■Shota Inoue, Keisuke Nagato, Masaki Furubayashi, Shohei Chiashi, Shigeo Maruyama, Tetsuya Hamaguchi, Msayuki Nakao, “Field emission of vertically aligned single-walled carbon nanotubes patterned by pressing a microstructured mold”, Digest of the 36th International Conference on Micro & Nano Engineering (MNE), Genova, Italy, Sep 20 (19-22), 2010. (Poster presentation)

■Masaki Furubayashi, Keisuke Nagato, Tetsuya Hamaguchi, Masayuki Nakao, “Patterning of iron oxide nanowires by pressing a microstructured mold”, Digest of the 36th International Conference on Micro & Nano Engineering (MNE), Genova, Italy, Sep 20 (19-22), 2010. (Poster presentation)

■Atsushi Yamamoto, Jun Suzurikawa, Keisuke Nagato, Tadashi, Tsukada, Aya Tanaka, Tetsuya Hamaguchi, Masayuki Nakao, “Biomolecular-imaging device using light-addressed excitation on a photocatalyst substrate”, Proceedings of the 24th American Society for Precision Engineering (ASPE), Atlanta, Nov 2(1-4), 2010, 385-388 (Poster presentation)

■Takehiro Mitsuda, Keisuke Nagato, Shuntaro Hattori, Tetsuya Hamaguchi, Masayuki Nakao, “Heat-controlled injection molding of nanostructured optical elements”, Proceedings of the 24th American Society for Precision Engineering (ASPE), Atlanta, Nov 2(1-4), 2010, 348-351 (Poster presentation)

■Ryo Nakajima, Keisuke Nagato, Yasuhiro Kawamoto, Hirotoshi Kaito, Masayuki Nakao, Tetsuya Hamaguchi, “Fast detection of micro defects using magnetic nondestructive testing methods” Proceedings of the 24th American Society for Precision Engineering (ASPE), Atlanta, Nov 2(1-4), 2010, 364-367 (Poster presentation)

■Makoto Shimoda, Keisuke Nagato, Tetsuya Hamaguchi, Masayuki Nakao, “Penetration of residual layer in nanoimprint lithography by direct oxidation of photocatalytic films”, Proceedings of the 24th American Society for Precision Engineering (ASPE), Atlanta, Nov 2(1-4), 2010, 352-355 (Poster presentation)

■K. Nagato, N. Toyoda, H. Naito, H. Tani, Y. Sakane, I. Yamada, M. Nakao, T. Hamaguchi, “Effect of duty ratio of patterned surface on planarization by gas cluster ion beams”, Digest of Magnetism and Magnetic Materials (MMM), Atlanta, Nov 17(14-18), 2010 (Poster presentation)

N. Toyoda, T. Hirota, K. Nagato, H. Tani, ●Y. Sakane, T. Hamaguchi, M. Nakao, I. Yamada, “Planarization of bit patterned surface with gas cluster ion beams”, Digest of INTERMAG (International Magnetic Conference, IEEE Magnetic society), Sacramento, CA, USA, May 4-8, 2009, AC-07. (Oral presentation)

■S. Sugimoto, K. Nagato, T. Hamaguchi, M. Nakao, “Iterative roller imprint of multilayered nanostructures”, Digest of Micro- and Nano- Engineering (MNE), Ghent, Belgium, Sep 28-Oct 1, 2009. (Poster presentation)

■M. Furubayashi, K. Nagato, H. Moritani, T. Hamaguchi, M. Nakao, “Field emission properties of discretely synthesized tungsten oxide nanowires”, Digest of Micro- and Nano- Engineering (MNE), Ghent, Belgium, Sep 28-Oct 1, 2009. (Poster presentation)

●S. Hattori, K. Nagato, T. Hamaguchi, M. Nakao, “Rapid injection molding of high-aspect-ratio nanostructures”, Digest of Micro- and Nano- Engineering (MNE), Ghent, Belgium, Sep 28-Oct 1, 2009. (Poster presentation)<

●K. Nagato, H. Tani, Y. Sakane, N. Toyoda, I. Yamada, M. Nakao, and T. Hamaguchi, “Study of Gas Cluster Ion Beam Planarization for Discrete Track Magnetic Disks”, Digest of INTERMAG (International Magnetic Conference, IEEE Magnetics Society), Madrid, Spain, May 4-8, 2008, p. 552 (DA-11). (Oral presentation)

M. Nakao, ●K. Nagato, H. Suzuki, T. Nishino, H. Yonemoto, H. Kaito, T. Hamaguchi and K. Tsuchiya, “Sub-wavelength Pitched Cubic Mosaic Multi-layer Precisely Pressed by Nano-features Mold for Multi-functional Optical Elements”, Proceedings of the 41st CIRP Conference on Manufacturing Systems, The University of Tokyo, Japan, May 26-28, 2008, 449-452. (Oral presentation)

■H. Kaito, K. Nagato, K. Kasuya, K. Tsuchiya, H. Hamaguchi, M. Nakao, “Local Synthesis of Carbon Nanotubes by Electron Beam-Heating Chemical Vapor Deposition”, Proceedings of 23rd American Society for Precision Engineering (ASPE) Annual Meeting, Portland, OR, Oct. 19-24, 2008, pp. 522-525. (Poster presentation)

●H. Moritani, K. Nagato, Y. Kojima, M. Furubayashi, K. Kasuya, T. Hamaguchi, M. Nakao, “Multi-sectional Synthesis of Tungsten Oxide Nanowires Using Micropatterned Layer for Field-Emission Displays”, Proceedings of 23rd American Society for Precision Engineering (ASPE) Annual Meeting, Portland, OR, Oct. 19-24, 2008, pp. 514-517. (Poster presentation)

★J. Yanagimoto, K. Nagato, S. Sugiyama, “Ultrafine-grained steel by hot extrusion”, International Conference of Technology of Plasticity (ICTP), Kyeongju, Korea, Sep. 7-11, 2008. (Invited, oral presentation)

N. Toyoda, K. Nagato, H. Tani, Y. Sakane, M. Nakao, T. Hamaguchi, ●I. Yamada, “Planarization of Amorphous Carbon Films on Patterned Media Using Gas Cluster Ion Beams”, Digest of 53rd Magnetism and Magnetic Materials Conference (MMM 2008), Austin, TX, Nov. 10-14, 2008. (Oral presentation)

●Y. Jin, K. Kasuya, K. Nagato, H. Morii, T. Ooi, M. Nakao, “Local Synthesis of Single-walled Carbon Nanotubes on Zeolite-covered Silicon Substrate by Laser-heating Chemical Vapor Deposition”, Proceedings of 2nd IEEE-NEMS (Nano- and Micro-Engineered and Molecular Systems), Bangkok, Thailand, Jan. 16-19, 2007, 462-466. (Oral presentation)

●Y. Kojima, K. Nagato, K. Kasuya, H. Moritani, M. Nakao, “Pinpoint Synthesis of Tungsten Oxide Nanowires using Heat Controlling Layer”, Proceedings of 22nd American Society for Precision Engineering (ASPE) Annual Meeting, Dallas, TX, Oct. 14-19, 2007, 105-108. (Oral presentation)

■K. Nagato, H. Hamaguchi, T. Ide, N. Ohno, K. Tsuchiya, M. Nakao, “Self-Unbalance-Correction Technique for Production of Precision High-Speed Rotors”, Proceedings of 22nd American Society for Precision Engineering (ASPE) Annual Meeting, Dallas, TX, Oct. 14-19, 2007, 453-456. (Poster presentation)

●S. Sugimoto, H. Morii, K. Nagato, K. Tsuchiya, T. Hamaguchi, M. Nakao, “Plasmon Resonance Enhanced Scanning Near-field Optical Microscope Probes for Single Fluorescent Molecule Observation”, Proceedings of 22nd American Society for Precision Engineering (ASPE) Annual Meeting, Dallas, TX, Oct. 14-19, 2007, 97-100. (Oral presentation)

■Y. Sugiue, H. Morii, K. Nagato, K. Tsuchiya, H. Hamaguchi, M. Nakao, “Photocatalytic Nano-imprinting Using Direct Near-field Oxidation”, Proceedings of 22nd American Society for Precision Engineering (ASPE) Annual Meeting, Dallas, TX, Oct. 14-19, 2007, 299-302. (Poster presentation)

K. Nagato, ■T. Ooi, T. Kishimoto, H. Hachisu, H. Katori, M. Nakao, “Prototyping of Atomic Conveyer for Quantum Devices”, Proceedings of 20th American Society for Precision Engineering (ASPE) Annual Meeting, Norfolk, VA, Oct. 9-14, 2005, 106-109. (Oral presentation)

K. Kasuya, Y. Jin, K. Nagato, ■T. Ooi, K. Tsuchiya, T. Hamaguchi, M. Nakao, “Pinpoint Synthesis of Carbon Nanotubes using Focused Beams”, Proceedings of 20th American Society for Precision Engineering (ASPE) Annual Meeting, Norfolk, VA, Oct. 9-14, 2005, 476-479. (Poster presentation))

■T. Kishimoto, H. Hachisu, J. Fujiki, K. Nagato, M. Yasuda, H. Katori, “Electrodynamic trapping of neutral strontium atoms”, Digest of 2005 European Quantum Electronics Conference, EQEC ’05, 1467-1468. (IQEC, International Quantum Electronics Conference), Munich, Germany, June 12-17, 2005. (Poster presentation)

●K. Nagato, Ohshige, T. Ooi, K. Tsuchiya, T. Hamaguchi, M. Nakao, “Fabrication of Atom Trap Chip for Quantum Information Processing”, Proceedings of 19th American Society for Precision Engineering (ASPE) Annual Meeting, Orland, FL, Oct. 24, 2004.