Search Results - "Hasegawa, Kouki"

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  1. 1

    Sub-micrometer and nanoscale imprinting on large-area foils using high-pressure underwater shock waves by Tanaka, Shigeru, Hasegawa, Kouki, Bataev, Ivan, Kubota, Akihisa, Hokamoto, Kazuyuki

    Published in Materials & design (15-01-2021)
    “…Laser shock imprinting (LSI) is an emerging method for creating sub-micrometer and nanoscale reliefs on thin metal foils. This report proposes using underwater…”
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    Journal Article
  2. 2

    One-dimensional nanoimprinting using linear explosives by Hasegawa, Kouki, Tanaka, Shigeru, Bataev, Ivan, Inao, Daisuke, Nishi, Masatoshi, Kubota, Akihisa, Hokamoto, Kazuyuki

    Published in Materials & design (01-05-2021)
    “…Previously, a novel sub-micron shock imprinting technique based on explosive-derived underwater shock waves was developed. In general, an underwater shock…”
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    Journal Article
  3. 3

    Toward a Better Understanding of Shock Imprinting with Polymer Molds Using a Combination of Numerical Analysis and Experimental Research by Hasegawa, Kouki, Tanaka, Shigeru, Bataev, Ivan, Inao, Daisuke, Nishi, Matatoshi, Kubota, Akihisa, Hokamoto, Kazuyuki

    Published in Materials (25-02-2022)
    “…In the last decade, a new technique has been developed for the nanoimprinting of thin-metal foils using laser-induced shock waves. Recent studies have proposed…”
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    Journal Article
  4. 4

    Dynamic compression of a polymer stamper using high-impulse underwater shock waves to imprint a sub-micrometer structure on a metal plate surface by Hasegawa, Kouki, Tanaka, Shigeru, Inao, Daisuke, Nishi, Masatoshi, Kubota, Akihisa, Hokamoto, Kazuyuki

    “…Press-forming technology is excellent for mass production. However, for micrometer-order forming, manufacturing press tools is unprofitable. Because…”
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    Journal Article
  5. 5

    Graphene Formation through Pulsed Wire Discharge of Graphite Strips in Water: Exfoliation Mechanism by Tanaka, Shigeru, Inao, Daisuke, Hasegawa, Kouki, Hokamoto, Kazuyuki, Chen, Pengwan, Gao, Xin

    Published in Nanomaterials (Basel, Switzerland) (06-05-2021)
    “…This study aims to clarify the mechanism of exfoliation of graphene through electrical pulsed wire discharge (PWD) of a graphite strip, made by the compression…”
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    Journal Article
  6. 6

    Uniformity of planar shock waves generated by vaporizing foil actuator and its application to microfabrication by Hasegawa, Kouki, Tanaka, Shigeru, Kasamura, Keiji, Novak, Nejc, Kubota, Akihisa, Hokamoto, Kazuyuki

    “…This study explores the feasibility of using planar shock waves generated by vaporizing foil actuators (VFA) in microfabrication technologies. We conducted…”
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    Journal Article