Achievement

 Papers

Journal papers

2017

  1. J. Bullock, H. Ota, H. Wang, Z. Xu, M. Hettick, D. Yan, C. Samundsett, Y. Wan, S. Essig, M.M. -Masis, A. Cuevas, A. Javey, "Microchannel contacting of crystalline silicon solar cells.", Scientific reports, 7(1), 9085, 2017.
  2. Y. Gao*, H. Ota*, E. W. Schaler, K. Chen, A. Zhao, W. Gao, H. M. Fahad, Y. Leng, A. Zheng, F. Xiong, C. Zhang, L. -C. Tai, P. Zhao, R. S. Fearing, A. Javey, "Wearable Microfluidic Diaphragm Pressure Sensor for Health and Tactile Touch Monitoring.", Advanced Materials
    equal contribution
    ・Selected as the Inside front cover art of Advanced Materials.
  3. H. Ota, M. Chao, Y. Gao, E. Wu, L. -C. Tai, K. Chen, Y. Matsuoka, K. Iwai, H. Fahad, W. Gao, H. Y. Y. Nyein, L. Lin, A. Javey, "3D Printed Earable Smart Devices for Real-time Detection of Core Body Temperature.", ACS Sensors
    ・Selected as an editors' choice of ACS
    Highlighted in “3D-Printed "Earable" Sensor Monitors Vital Signs”, IEEE Spectrum, posted 27 July, 2017 
    Highlighted in "Forget wristbands. Try wearable health monitors instead”, Concentrates, posted 31 July, 2017 
  4. H. Fahad , H. Shiraki, M. Amani, C. Zhang, V. Hebbar, W. Gao, H. Ota, M. Hettick, D. Kiriya, Y. -Z, Chen, Y. -L. Chueh, A. Javey, "Room temperature multiplexed gas sensing using chemical-sensitive 3.5-nm-thin silicon transistors.", Science Advances, e1602557, 3(3), 2017.
    Highlighted in “Nanochip Gas Sensors Promise Personal Air Quality Monitors in Our Pockets.”, IEEE Spectrum, posted 24 Mar, 2017

2016

  1. W. Gao, H. Y. Y. Nyein, Z. Shahpar, L.-C. Tai, E. Wu, M. Bariya, H. Ota, H. M. Fahad, K. Chen, A. Javey. "Wearable Sweat Biosensors",  IEEE IEDM Technical Digest, 6.6.1-6.6.2, 2016.
  2. W. Gao, S. Emaminejad, H. Y. Y. Nyein, S. Challa, K. Chen, A. Peck, H. Fahad, H. Ota, S. Hiroshi, D. Kiriya, D. –H, Lien, G. A. Brooks, R. W. Davis, A. Javey, “Fully-integrated wearable sensor arrays for multiplexed in-situ perspiration analysis.”, Nature, 529, 509-514, 2016.
    ・Highlighted in “What Your Sweat Reveals About Your Health”, Time, Jan. 27, 2016 etc.
  3. H. Ota, S. Emaminejad, Y. Gao, A. Zhao, E. Wu, S. Challa, K. Chen, H. M. Fahad, A. K. Jha, D. Kiriya, W. Gao, H. Shiraki, K. Morioka, A. R. Fergson, K. E. Healy, R. W. Davis, A. Javey, “Application of 3D printing for smart objects with embedded electronic sensors and systems.Advanced Materials Technologies, 1-8, 1(1), 2016.
    ・Selected as the front cover art of the first issue of Advanced Materials Techonologies
  4. J. Bullock, M. Hettick, J. Geissbühler, A. J. Ong, T. Allen, C. M. Sutter-Fella, T. Chen, H. Ota, E. W. Schaler, S. De Wolf, C. Ballif, A. Cuevas, A. Javey, “Efficient silicon solar cells with dopant-free asymmetric heterocontacts.Nature Energy, 15031, 2016.
  5. K. Chen, W. Gao, S. Emaminejad, D. Kiriya, H. Ota, H. Y. Y. Nyein, K. Takei, A. Javey, “Printed Carbon Nanotube Electronics and Sensor Systems.Advanced Materials, 28(22) 2016.
    ・Selected as the frontpiece art Advanced Materials
  6. H. Y. Y. Nyein, W. Gao, Z. Shahpar, S. Emaminejad, S. Challa, K. Chen, H. M. Fahad, L.-C. Tai, H. Ota, R. W. Davis, A. Javey, "A Wearable Electrochemical Platform for Non-Invasive Simultaneous Monitoring of Ca2+and pH", ACS Nano, 10, 7216-24, 2016.
  7. W. Gao, H. Y. Y. Nyein, Z. Shahpar, H. M. Fahad, K. Chen, S. Emaminejad, Y. Gao, L. -C. Tai, H. Ota, E. Wu, J. Bullock, Y. Zeng, D. ?H. Lien, A. Javey, “Wearable Microsensor Array for Multiplexed Heavy Metal Monitoring of Body Fluid”, ACS Sensors, 1, 866-74, 2016.
    ・Selected as the cover art ACS Sensors

2015

  1. D. W. Haldane, C. Casarez, J. Karras, J. Lee, C. Li, A. O. Pullin, E. W. Schaler, D. Yun, H. Ota, A. Javey, and R. S. Fearing,: “Integrated Manufacture of Exoskeletons and Sensing Structures for Folded Millirobots.”, Journal of Mechanisms and Robotics, 7(2), 021011-021036, 2015.
    Highlighted in “Armored Exoskeletons Help Roachbots Go Anywhere, Handle Anything.”, IEEE Spectrum, posted 29 Jun, 2015

2014

  1. H. Ota, K. Chen, Y. Lin, H. Shiraki, D. Kiriya, Z. Yu, T.-J. Ha, and A. Javey,: “Highly-deformable liquid-state heterojunction sensors.”, Nature Communications, 5(5032), pp. 1-9, 2014.
    Highlighted in “Fluid-based sensor bends and twists“, Nature, 514 (7521), pp. 142, 2014
    Highlighted in “Highly Sensitive Flexible Sensors Made From Novel Liquid Heterojunctions  And Circuits.”, Neomatica, 2014
    Highlighted in “Fluid-based sensor bends and twists”, Scientific American, 3(41), pp. 2, 2014
  2. N. Tanaka, H. Ota, K. Fukumori, J. Miyake, M. Yamato, and T. Okano,: “Micro-patterned cell-sheets fabricated with stamping-force-controlled micro-contact printing.”, Biomaterials, 35(37), pp. 9802-9810, 2014.
  3. K. Sekine, Y. Kagawa, E. Maeyama, H. Ota, Y. Haraguchi, K. Matsuura, and T. Shimizu,: “Oxygen consumption of human heart cells in monolayer culture.”, Biochemical and Biophysical Research Communications (B. B. R. C.), 452 (3), pp. 834-839, 2014.
  4. D. Kiriya, K. Chen, H. Ota, Y. Lin, P. Zhao, Z. Yu, T.-J. Ha, and A. Javey,: “Design of Surfactant–Substrate Interactions for Roll-to-Roll Assembly of Carbon Nanotubes for Thin-Film Transistors.”, Journal of the American Chemical Society (J. A. C. S.), 136 (31), pp. 11188-11194, 2014.
  5. K. Takei, Z. Yu, M. Zheng, H. Ota, T. Takahashi, and A. Javey,: “Highly-sensitive electronic-whiskers based on patterned carbon nanotube and silver nanoparticle composite films.”, Proceedings of the National Academy of Sciences (P. N. A. S.), 111(5), pp. 1703-1707, 2014.
    Highlighted in “E-Whiskers Have Arrived to Fulfill All Your Robot Cat Dreams.”, Popular Mechanics, 2014
    Highlighted in “E-whiskers: Berkeley Researchers Develop Highly Sensitive Tactile Sensors for Robotics and Other applications“, Lawrence Berkeley National Laboratory news, 2014

2013

  1. H. Ota, N. Miki,: “Microtechnology-based three-dimensional spheroid formation.Frontiers in Bioscience, E5, pp. 37-48, 2013.

2011

  1. H. Ota, K. Taiga, and N. Miki,: “Rapid formation of size-controlled three dimensional hetero-cell aggregates using micro-rotation flow for spheroid study.”, Biomicrofluidics, 5(3), pp. 34105-3410515, 2011.
  2. H. Ota, N. Miki,: “Microfluidic experimental platform for producing size-controlled three-dimensional spheroids.”, Sensors and Actuators A, 169(2), pp. 266-273, 2011.

2010以前

  1. H. Ota, N. Miki,: “Parallel formation of three-dimensional spheroid using micro-rotational flow.”, Journal of Robotics and Mechatronics, 22 (5), pp. 587-593, 2010.
  2. H. Ota, R. Yamamoto, K. Deguchi, Y. Tanaka, Y. Kazoe, Y. Sato, and N. Miki,: “Three-dimensional spheroid forming lab-on-a-chip using micro-rotational flow.”, Sensors and Actuators B, 147(1), pp. 359-365, 2010.
  3. H. Ota, M. Matsumura, N. Miki, and H. Minamitani,: “Photochemically induced increase in endothelial permeablity regulated by RhoA activation.”, Photochemical & Photobiological Sciences, 8 (10), pp. 1401-1407, 2009.
  4. 南谷晴之,太田裕貴,中楯浩康,小俵麻里子,関塚永一,大塩力:光化学反応刺激による内皮細胞と血小板および白血球接着に対するイブジラストの作用の検討,血栓止血学会学会誌,19(1), pp. 129-139・2008
  5. 太田裕貴,松村実美子,南谷晴之:光化学反応負荷による血管透過性亢進に関する基礎的研究,電気学会論文誌 C ,127(10) ・p1522-1528・2007

Conference papers

  1. T. Hiraiwa, T. Kimura, Y. Takenaka, R. Tanamoto, H. Ota, H. Kimura, Y. Taguchi, N. Miki, Y. Matsumoto, K. Oka, A. Funahashi, N. Hiroi, “Fabrication method to a high resolution control in the space of cell culturing environment with microfluidic system.”, 2014 IEEE 27th International Conference on Micro Electro Mechanical Systems (MEMS), pp. 264-267, San Francisco, U. S. A., January, 2014
  2. H. Ota, N. Tanaka, K. Fukumori, S. Sekiya, J. Kobayashi, Y. Akiyama, M. Yamato, and T. Okano, “Three dimensional cell-location alignment using cell sheet engineering for tissue construction.”, 17th International Conference on Miniaturized Systems for Chemistry and Life Sciences (MicroTAS2013), pp. 449-451, Freiburg, Germany, October, 2013.
  3. N. Tanaka, H. Ota, M. Yamato, and T. Okano, “Stamp-Stiffness Calibrated Micro Contact Printing.”, 2013 IEEE International Conference on Robotics and Automation society, pp. 2567-2572, Karlsruhe, Germany, May, 2013.
  4. H. Ota, N. Tanaka, K. Fukumori, N. Goda, M. Yamato, and T. Okano, “In vitro wound-healing analytical system composed of micro automated scratcher and oxygen gradient chamber.”, 16th International Conference on Miniaturized Systems for Chemistry and Life Sciences (MicroTAS2012), pp. 34-36, Okinawa, Japan, October, 2012.
  5. H. Ota, T. Kodama, and N. Miki, “Microfluidic experimental array using micro-rotation flow for producing size-controlled three-dimensional spheroids.”, 2010 International Symposium on Micro-NanoMechatronics and Human Science (MHS2010), pp. 362-367, Nagoya, Japan, November, 2010.
  6. H. Ota, T. Kodama, and N. Miki, “Micro fluidic experimental platform using micro-rotation flow for producing multiple size-controlled three-dimensional spheroids.”, 14th International Conference on Miniaturized Systems for Chemistry and Life Sciences (MicroTAS2010), pp. 2080-2082, Groningen, Netherlands, October, 2010.
  7. H. Ota, R. Yamamoto, K. Deguchi, and N. Miki, “Three-Dimensional Spheroids Forming Lab-on-a-Chip Using Micro-Rotation Flow.”, 2009 IEEE International Symposium on Micro-NanoMechatronics and Human Science (MHS2009), p. 36, Nagoya, Japan, November, 2009.
  8. H. Ota, K. Deguchi, R. Yamamoto, Y. Kazoe, K. Hishida, Y. Sato, and N. Miki, “Three dimensional spheroids formation platform using micro-rotation flow.”, 13th International Conference on Miniaturized Systems for Chemistry and Life Sciences (MicroTAS2009), pp. 1183-1185, Jeju, Korea, October, 2009.
  9. H. Ota, K. Deguchi, S. Kita, R. Yamamoto, and N. Miki, “Three dimensional spheroids formation platform using micro-rotation flow.”, 2008 IEEE International Symposium on Micro-NanoMechatronics and Human Science (MHS2008), p. 14, Nagoya, Japan, November, 2008.

Presentation (2017~)

  1. (Invite) Hiroki Ota, "Organic-inorganic hybrid smart devices for healthcare.", NTU, Singapore, Nov, 2017.
  2. (Invite) Hiroki Ota, Yuji Gao, Ali Javey, "Liquid-state electronics for flexible sensors.", IUMRS-ICA 2017, Taipei, Nov, 2017
  3. (Poster) 太田裕貴,Minghan Chao, Yuji Gao, Liwei Lin, Ali Javey, "ゴム材料の3次元印刷を利用したヘルスケアスマートデバイスの開発.", 第8回マイクロナノ工学シンポジウム,広島、10月、2017.
  4. (Oral)  松田涼佑,孫尽一,小山恵嗣,丸尾昭二,太田裕貴,"超高解像度3Dプリンタを利用した精細インクジェット印刷技術の開発.",第3回日本機械学会イノベーション講演会,名古屋,9月,2017.
  5. (Invite) 太田裕貴, Yuji Gao,Kevin Chen, Ali Javey, "3次元プリンティングを利用したヘルスケア応用のためのスマートデバイスの開発.", 第3回日本機械学会イノベーション講演会,
    名古屋,9月,2017.
  6. (Oral) Hiroki Ota, "有機・無機ハイブリッド技術によるスマートヘルスケアデバイス.", オープンイノベーションによる次世代ものづくりライフ・シンポジウム,横浜,6月,2017.
  7. (Invite) Hiroki Ota,"Advanced wearable/stretchable  device towards Trillion Sensors Universe.", 文理融合による近未来イノベーション・フォーラム,横浜,3月,2017.
  8. (Oral) 太田裕貴, "有機材料をもとにしたヘルスケアスマートデバイスの創出.", ものづくりライフイノベーション最先端科学技術融合セミナー(第1回),横浜,3月,2017.
adma201770281-gra-0001-m02

Inside Front cover of Advanced Materials(2017)

ADMT_2016_Cover

Cover art of the Advanced Materials Technologies(2016) 

image

Cover art of the ACS Sensors(2016) 

adma_printed CNTs_front piece

Cover art of the Advanced Materials(2016) 

liquid_state_hetero_01

Highlighted in “Fluid-based sensor bends and twists“, Nature(2014)

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