Publications

Thesis

Journal Papers

  • Mari Kobayashi, Keisuke Takahashi

    Carbonation of recycled cement paste specimen: influence of paste particle size, temperature, and pressure on physical properties

    Discover Concrete and Cement 2(1) Article 7, 2026

    https://doi.org/10.1007/s44416-026-00050-y ↗

  • Keisuke Takahashi, Yuichiro Kawabata, Mari Kobayashi, Takafumi Kasaya, Shintaro Miyamoto, Hong S. Wong

    Durability of cementitious binders with blast furnace slag in deep sea conditions: Analysis of microstructure and phase transformation

    Cement and Concrete Research, Vol. 196, Article 107942, 2025

    https://doi.org/10.1016/j.cemconres.2025.107942 ↗

  • Shingo Asamoto, Keisuke Takahashi, Naoki Sakamoto, Tokio Sampei, Kunio Matsui

    Multiscale analysis on microstructural changes in hardened cement paste dried under different relative humidity levels

    Cement and Concrete Research, Vol. 194, Article 107896, 2025

    https://doi.org/10.1016/j.cemconres.2025.107896 ↗

  • Keisuke Takahashi, Yoshinori Matsuda, Shuichiro Miura, Tetsu Akitou, Mareki Kuraoka, Iku Kono

    Underwater fatigue behavior of cementitious mortar and a countermeasure using a water-dispersible polyurethane ether–Portland cement composite

    Construction and Building Materials, Vol. 428, Article 136296, 2024

    https://doi.org/10.1016/j.conbuildmat.2024.136296 ↗

  • Shuhei Tsuji, Eiichiro Araki, Takashi Yokobiki, Shuhei Nishida, Yuya Machida, Mark Zumberge, Keisuke Takahashi

    Precise tilt measurement by seafloor borehole tiltmeters at the Nankai Trough subduction zone

    Earth, Planets and Space, Vol. 75, Article 188, 2023

    https://doi.org/10.1186/s40623-023-01946-w ↗

  • Mari Kobayashi, Keisuke Takahashi, Yuichiro Kawabata

    Deterioration of cement-based materials in low-temperature seawater

    Materials, Vol. 16, Article 5278, 2023

    https://doi.org/10.3390/ma16155278 ↗

  • Keisuke Takahashi, Tetsu Akitou, Mari Kobayashi

    Changes in the physicochemical properties of calcium aluminate cement paste with high alumina content under deep seas

    Construction and Building Materials, Vol. 398, Article 132495, 2023

    https://doi.org/10.1016/j.conbuildmat.2023.132495 ↗

  • Mari Kobayashi, Keisuke Takahashi, Yuichiro Kawabata, Thomas Bier

    Physicochemical properties of Portland cement/calcium aluminate cement/calcium sulfate ternary binder exposed to long-term deep-sea conditions

    Materials and Structures, Vol. 55, Article 7, 2022

    https://doi.org/10.1617/s11527-022-02021-8 ↗

  • Yuichiro Kawabata, Daiki Takano, Keisuke Takahashi, Mitsuyasu Iwanami

    In situ observation for the influence of hydraulic pressure on internal damage of cement-based materials

    Materials & Design, Vol. 216, Article 110556, 2022

    https://doi.org/10.1016/j.matdes.2022.110556 ↗

  • Keisuke Takahashi, Yuichiro Kawabata, Mitsuyasu Iwanami, Mari Kobayashi, Takafumi Kasaya, Toshiro Yamanaka, Shun Nomura, Hiroko Makita

    In-situ deep-sea monitoring of cement mortar specimen at a depth of 3515 m and changes in mechanical properties after exposure to deep sea condition

    Journal of Advanced Concrete Technology, Vol. 20, No. 3, pp. 254-266, 2022

    https://doi.org/10.3151/jact.20.254 ↗

  • Keisuke Takahashi, Shingo Asamoto, Makoto Babazono, Yoshinori Matsuda

    Microstructural properties and water penetration resistance of cementitious binder combined with water-dispersible polyurethane

    Cement and Concrete Composites, Vol. 125, Article 104326, 2022

    https://doi.org/10.1016/j.cemconcomp.2021.104326 ↗

  • Keisuke Takahashi, Kunio Matsui, Shingo Asamoto, Naoki Sakamoto

    Multiscale structural changes and drying shrinkage of Portland cement pastes: effects of a fatty-alcohol-based shrinkage reducing agent

    Materials and Structures, Vol. 55, Article 44, 2022

    https://doi.org/10.1617/s11527-022-01889-w ↗

  • 秋藤哲, 小林真理, 高橋恵輔, 木村俊則

    深海1890mで硬化させたポルトランドセメント系被覆材に生じた生成物

    セメント・コンクリート論文集, Vol. 75, No. 1, pp. 247-254, 2022

    https://doi.org/10.14250/cement.75.247 ↗

  • Takashi Sasaoka, Hiroto Hashikawa, Akihiro Hamanaka, Hideki Shimada, Keisuke Takahashi

    Study on deformation behavior of sediments and applicability of sealants in seabed mining

    Advances in Science, Technology and Engineering Systems, Vol. 6, No. 4, pp. 170-175, 2021

    https://doi.org/10.25046/aj060420 ↗

  • Mari Kobayashi, Keisuke Takahashi, Yuichiro Kawabata

    Physicochemical properties of the Portland cement-based mortar exposed to deep seafloor conditions at a depth of 1680 m

    Cement and Concrete Research, Vol. 142, Article 106335, 2021

    https://doi.org/10.1016/j.cemconres.2020.106335 ↗

  • Keisuke Takahashi, Yuichiro Kawabata, Mari Kobayashi, Shinpei Gotoh, Shun Nomura, Takafumi Kasaya, Mitsuyasu Iwanami

    Action of hydraulic pressure on Portland cement mortars - Current understanding and related progress of the first-ever in-situ deep sea tests at a 3515 m depth

    Journal of Advanced Concrete Technology, Vol. 19, No. 3, pp. 226-239, 2021

    https://doi.org/10.3151/jact.19.226 ↗

  • Takashi Sasaoka, Akihiro Hamanaka, Takahiro Funatsu, Hideki Shimada, Keisuke Takahashi

    Study on addition of surfactants agents to improve the behavior of high water content sediment for rare earth mining in deep sea

    Journal of the Polish Mineral Engineering Society, Vol. 2, No. 1, pp. 183-188, 2020

    https://doi.org/10.29227/IM-2020-01-64 ↗

  • Keisuke Takahashi, Shingo Asamoto, Mari Kobayashi, Thomas Bier

    Effects of fatty alcohol-based shrinkage reducing agents on early-age shrinkage under high temperature conditions

    Journal of Advanced Concrete Technology, Vol. 17, No. 11 pp. 648-658, 2019

    https://doi.org/10.3151/jact.17.648 ↗

  • 小林真理, 高橋恵輔, 山中寿朗, 牧田寛子

    深海底におけるセメントモルタルの物理的特性と水和物の変化

    セメント・コンクリート論文集, Vol. 72, No. 1, pp. 247-254, 2019

    https://doi.org/10.14250/cement.72.247 ↗

  • 高橋恵輔, Thomas Bier

    セメントモルタルの初期収縮挙動に及ぼす撹拌作用と混和剤の影響

    セメント・コンクリート論文集, Vol. 70, No. 1, pp. 244-251, 2016

    https://doi.org/10.14250/cement.70.244 ↗

  • Torsten Westphal, Thomas A. Bier, Keisuke Takahashi, Mirco Wahab

    Using exploratory factor analysis to examine consecutive in-situ X-ray diffraction measurements

    Powder Diffraction, Vol. 30, No. 4, pp. 340-348, 2015

    https://doi.org/10.1017/S0885715615000731 ↗

  • Keisuke Takahashi, Thomas A. Bier

    Mechanisms of degradation in rheological properties due to pumping and mixing

    Advances in Civil Engineering Materials, Vol. 3, No. 2, pp. 25-39, 2015

    https://doi.org/10.1520/ACEM20140004 ↗

  • 高橋恵輔, Thomas Bier

    セメントモルタルの水和挙動や硬化物性に及ぼす撹拌作用の影響

    セメント・コンクリート論文集, Vol. 69, No. 1, pp. 161-168, 2015

    https://doi.org/10.14250/cement.69.161 ↗

  • Keisuke Takahashi, Thomas A. Bier, Torsten Westphal

    Effects of mixing energy on technological properties and hydration kinetics of grouting mortars

    Cement and Concrete Research, Vol. 41, No. 11, pp. 1167-1176, 2011

    https://doi.org/10.1016/j.cemconres.2011.07.005 ↗

×