Kohei Kumazaki

loving science and technology

Interests

  • Autonomous Vehicles
  • Procedural Generation
  • Cosmology and Astronomy
Education
2021-

Ph.D. in Mechanical Engineering

School of Engineering, The University of Tokyo

2012-2015

Ph.D. in Cosmology

School of Science, Nagoya University

2012-2013

Visiting Student

Kapteyn Astronomical Institute, University of Groningen

2010-2012

M.S. in Cosmology

School of Science, Nagoya University

2006-2010

B.S. in Physics

Department of Physics, Nagoya University


Scholarship
2021-2023

SPRING GX student

Japan Science and Technology Agency (JST)

2012-2015

Research Fellowship for Young Scientists (DC1)

Japan Society for the Promotion of Science (JSPS)

Publications
  1. *K Kumazaki
    The Development of the Faraday Tomography, and its Application to Probe Intergalactic Magnetic Fields
    Ph.D. Thesis, Nagoya University
  2. XH Sun, Lawrence Rudnick, Takuya Akahori, CS Anderson, MR Bell, JD Bray, JS Farnes, S Ideguchi, *K Kumazaki, T O’Brien, SP O’Sullivan, AMM Scaife, R Stepanov, J Stil, K Takahashi, RJ Van Weeren, M Wolleben
    Comparison of algorithms for determination of rotation measure and Faraday structure. I. 1100–1400 MHz
    The Astronomical Journal 149 (2), 60
  3. *K Kumazaki, S Yatawatta, S Zaroubi
    Performance of SAGECal calibration
    2014 XXXIth URSI General Assembly and Scientific Symposium (URSI GASS), 1-4
  4. T Akahori, *K Kumazaki, K Takahashi, D Ryu
    Exploring the intergalactic magnetic field by means of Faraday tomography
    Publications of the Astronomical Society of Japan 66 (3), 65
  5. *K Kumazaki, T Akahori, S Ideguchi, T Kurayama, K Takahashi
    Properties of intrinsic polarization angle ambiguities in Faraday tomography
    Publications of the Astronomical Society of Japan 66 (3), 61
  6. S Ideguchi, K Takahashi, T Akahori, *K Kumazaki, D Ryu
    Fisher analysis on wide-band polarimetry for probing the intergalactic magnetic field
    Publications of the Astronomical Society of Japan 66 (1)
  7. S Ideguchi, K Takahashi, T Akahori, *K Kumazaki, D Ryu
    27aEC-6 Probing intergalactic magnetic field by means of radio observation
    Meeting Abstracts of the Physical Society of Japan 68.1. 2, 280
  8. *K Kumazaki, K Ichiki, N Sugiyama, J Silk
    Exploring the origin of the fine structures in the CMB temperature angular power spectrum
    Meeting Abstracts of the Physical Society of Japan 68.1. 2, 280
  9. *K Kumazaki, S Yokoyama, N Sugiyama
    Fine features in the primordial power spectrum
    Journal of Cosmology and Astroparticle Physics 2011 (12), 008
Presentations
  1. Performance of SAGECal calibration
    31st URSI General Assembly and Scientific Symposium @Beijing, 17-22 Aug. 2014
  2. 初期偏光角によるFaraday Tomographyの不確定性
    宇宙電波懇談会シンポジウム @NAOJ, 18-19 Dec. 2013
  3. SAGE calibrationによる系外電波源除去
    宇宙電波懇談会シンポジウム @NAOJ, 18-19 Dec. 2013
  4. Systematic error by SAGECal
    NOW-TOP meeting @Groningen, 18 Nov. 2013
  5. 21cm線キャリブレーション
    SKA-JP Science Workshop in East-Asia @Nagoya, 06-07 Jun, 2013
  6. Faraday TomographyによるFaraday dispersion functionの再構築
    SKA-JP Science Workshop in East-Asia @Nagoya, 06-07 Jun, 2013
  7. Error estimation of the SAGE algorithm
    EoR KSP Plenary Meeting @Groningen, 05 Dec. 2012
  8. Exploring the origin of the fine structures in the CMB temperature angular power spectrum
    COSMO12 @Beijing, 10−14 Sep. 2012
  9. Faraday Tomographyを用いた銀河間磁場探査の理論予想
    第41回天文天体若手の会夏の学校 @Aichi, 01 Aug. 2012
  10. Faraday Tomographyを用いた銀河間磁場探査の理論予想
    日本SKAサイエンス会議 @Fukuoka, 25 Jun. 2012
  11. Probing Intergalactic Magnetic Fields by Faraday Tomography
    Workshop on East-Asian Collaboration for SKA @Daejeon, 30 Nov. - 02 Dec. 2011
  12. CMB温度ゆらぎのl=100-150に見られる微細構造の方向依存性
    日本天文学会2011年度秋季年会 @Kagoshima, 19-22 Sep. 2011
  13. Fine Features in the Primordial Power Spectrum
    COSMO11 @Porto, 22-26 Aug. 2011
  14. Fine Features in the Primordial Power Spectrum
    2011年度天文天体若手物理夏の学校 @Gamagori, 01-04 Aug. 2011
  15. Fine Features in the Primordial Power Spectrum
    「背景放射で拓く宇宙創生の物理-インフレーションからダークエイジまで-」シンポジウム @Sagamihara, 11-12 Jul. 2011
  16. Fine Features in the Primordial Power Spectrum
    日本天文学会2010年度春季年会 @Tsukuba, 24-27 Mar. 2011
  17. インフレーション中のスローロールパラメータの変化によるCMB温度ゆらぎスペクトルへの影響
    2010年度天文天体若手物理夏の学校 @Toyohashi, 02-05 Aug. 2010
Teaching
2011

Pre-Seminar: 量子力学入門 (Quantum mechanics for beginners)

2010

Pre-Seminar: 宇宙論入門 (Cosmology for beginners)

Contributions
Visualization of forest condition

2019 ~ 2020
Visualization of city growth

2018 ~ 2019
Object searching system for satellite imagery

2018 ~ 2019
SKA-JP Science Book, Cosmic Magnetism

2014~2015