Heesu Yang

Contact

ORCID https://orcid.org/0000-0001-5455-2546

Address Korea Astronomy and Space Science Institute 776, Daedeok-daero, Yuseong-gu, Daejeon, Republic of Korea

Tel +82-42-869-5910

Cell +82-10-2622-2025

email hsyang@kasi.re.kr, yangheesu83@gmail.com

homepage https://my.yspace.synology.me

Employment

  • 2020.1-
    • Principal Researcher, Solar and Space Science Group, Korea Astronomy and Space Science Institute
  • 2017.4-
    • Researcher, Solar and Space Science Group, Korea Astronomy and Space Science Institute

Education

  • 2016. 8. 29
    • Ph. D in Astronomy, Seoul National University
    • Title of Thesis: Ellerman Bombs and Surges in Solar Active Region
  • 2009. 8
    • B.S. in Astronomy, Seoul National University

Teaching Experience

  • 2025
    • Class at Chungnam National University (우주인력양성사업)
    • Subject: Creative Astronomical Instrument Design and Observation (창의 천문기기 개발 및 관측)
    • Internship programs for five undergraduates: solar flare ribbon, Ellerman bombs, Ca II tiny jets, and development of the education purposed spectrometer
  • 2024
    • Development of a Balloon Gondola with KAU, CNU, and UST students
    • Solar Observations with a Undergrad. student for Capstone Design
      • Class at Chungnam National University (우주인력양성사업)
    • Subject: Creative Astronomical Instrument Design and Observation (창의 천문기기 개발 및 관측)
  • 2023
    • Lectures at Chungnam National University (우주인력양성사업)
  • 2010. 3. - 2013. 8.
    • Teaching Assistant, Department of Physics and Astronomy, Seoul National University, Korea

Honors and Awards

  • 2025.09.11 - KASI Group Achievement Award to CODEX team
  • 2024.04.26
    • Best Presentation Award in the 2024 Spring Meeting of the Korean Space Science Society
  • 2022.03.24
    • NASA Group Achievement Award to BITSE team
  • 2020.09.10
    • KASI Group Achievement Award to BITSE team
  • 2020.09.04
    • NST Excellent Staff of 2019, National Research Council of Science & Technology
  • 2013. 10.
    • The Best Paper Prize in the 2nd Asian-Pacific Solar Physics Meeting

Participated Projects

  • Mass and Energy Transfer in the Solar Atmosphere: the Impact of the Low Solar Atmosphere (태양의 채층과 코로나간 물질과 에너지의 전달과정에 대한 연구, 2024년도 해외 우수과학자 유치사업)
    • Principal Investigator
    • Invited Noted Scientist: Dr.Maria Madjarska (MPS)
  • NxST: Next Generation Solar Telescope
    • Inventor
  • Development of Coronal Integral Field Spectrograph (새로운 영상편분광장비를 이용한 코로나 온도/속도 측정) (2022-2027, 우수신진연구)
    • Principal Investigator
  • 후속 정지궤도기상위성 탑재체,지상국 시스템 기초설계 연구
    • investigation of the EUV spectrometer and X-ray sensor
  • Technology Development for Ultra-Precision Image Aquisition - Super-Eye Bridge (극한환경 시험용 SiC 태양망원경 시제품 개발) (2019-2022)
    • Development of the daytime-seeing monitoring system (Patent)
  • Development of Compact Diagnostic Coronagraph on International Space Station (CODEX, 국제우주정거장용 태양코로나그래프 개발) (2019-2023)
    • Mechanism Control Electronics (MCE) & Filter Wheels (FWs) Lead
  • Balloon-borne Investigation of Temperature and Speed of Electrons in the Corona (BITSE, A sub-project of the CODEX mission for technology demonstration) (2017-2019)
    • Filter Wheel Lead
  • Compact Coronagraph Project for Korean Satellite (2013-2015) :
    • Development of the external occulting disk
  • Fast Imaging Solar Spectrograph Project installed at New Solar Telescope / Big Bear Solar Observatory (2009-2012) :
    • Development of mechanism control software

Skills

  • Data Processing : Python, C, IDL, Ruby, etc
  • Software Development : Python, C, CVI, IDL, etc
  • Mechanism Development : Inventor
  • Optical Development : Zemax (Ray Tracing)
  • Electrical Design: MCU, MPU, etc

Professional Activities

  • 2025 - : Chair of the Astronomical Instrumentation Division of KAS
  • 2023 - 2024 : vice-Chair of the Astronomical Instrumentation Division of KAS
  • 2010 - : member fo the Korean Space Science Society
  • 2010 - : member of the Kroea Astronomical Society

List of Publications

In Prep.

  • Yang, H., Spectroscopic observations of quasi-periodic bursty ejections and multi-thermal plasma dynamics in a solar anemone jet, in prep.

Refereed Publications

  • Casti, Marta et al., The COronal Diagnostic EXperiment (CODEX): pre-flight polarimetric characterization, 2026, Front. Astron. Space Sci., 12
  • Yang, H. et al., Structures and properties of fan-shaped jets: Hα dark blobs and transparent regions", 2025, JKAS, 58, 185
  • Yang, H. et al., Challan: Imaging-Spectroscopic Telescope using the Drift-Scanning Technique, 2025, JKAS, 58, 175
  • Lim, E.-K., et al., Temporal Evolution of a Network Jet’s Physical Properties Inferred from FISS/GST and IRIS Observations, 2025, ApJ, 981, 185
  • Yang, H., and Chung J.-K., Creative Education Program of Astronomical Instrument Design and Observation: Development of the Small Spectrograph, 2024, Journal of Space Technolology and Applications, 4(2):105-120
  • Yang, H., et al., Feasibility Study of Measuring Degree of Linear Polarization of the Solar F-Corona using Filter Observations on the COronal Diagnostic EXperiment, 2023, Solphys, 298, 57
  • Kwak, H., et al., Spectroscopic Detection of Alfvénic Waves in the Chromospheric Fibrils of a Solar-quiet Region, 2023, ApJ, 958,131
  • Park, J.-Y., et al., Application of NASA core Flight System to Telescope Control Software for 2017 Total Solar Eclipse Observation, 2022, PASP, 134:034504
  • Lee, J.-O., Cho, K.-S., Nakariakov, V. M., V., Lee, H., Kim, R.-S., Jang, S.-J., Yang, H., Kim, S.-J., Kim, Y.-H., Kinematic Oscillations of Post-CME Blobs Detected by K-COR on 2017 September 10, 2021, JKAS, 54, 61
  • Gopalswamy, N., Kim, Y.-H., Cho, K.-S., Choi, S.-H., Baek, J.-H., Bong, S.-C., Yang, H., Park, J.-Y., Kim, J.-H., Park, Y.-D., Lee, J.-O., Kim, R.-S., Lim, E.-K., The Balloon-Borne Investigation of Temperature and Speed of Electrons in the Corona (BITSE): Mission Description and Preliminary Results, Solphys, 296, 15
  • Lim, E.-K., Yang, H., Yurchyshy, V., Chae, J., Song, D., Marjarska, M., Detection of Opposite Magnetic Polarity in a Light Bridge: Its Emergence and Cancellation in Association with LB Fan-shaped Jets, 2020, ApJ, 904:84
  • Cho, K.-S., Yang, H., Lee, J., Bong, S.-C., Kim, J., Choi, S.-H., Park, J.-Y., Cho, K., Baek, J., Kim, Y.-H., Park, Y.-D., Toward a Next Generation Solar Coronagraph: Diagnostic Coronagraph Experiment, JKAS, 53:87-98
  • Yang, H., Lim, E.-K., Iijima, H., Yurchyshyn, V., K.-S., Cho, Lee, J., Schmieder, B., Kim, Y.-H., Kim, S., Bong, S.-C., Vortex-Formations and its-Associated Surges in a Solar Light Bridge, 2019, ApJ, 882:175

Non-Refereed Publication

  • Yang, H., Kang, J., Song, D.-U., Ahn, K.-S., The Chromospheric Instrument Development Plan, COSPAR National Report (Republic of Korea), Korean National Committee for COSPAR, 2020, SC-D

Patent

  • 양희수 외 3인, 초단기 노출 광원을 이용한 시상측정방법, 국내출원, 2022 May 23

Selected Presentations

  • Invited Talk, Idea on the Suborbital missions for the F-coronal polarization and the Chromospheric spectroscopic dynamics, International Collaboration Workshop on Space Science and Technology, Jeju, 27-29, Oct. 2025
  • Invited Talk, Recent Advances of Solar Imaging Spectrographs in Korea, IIA, India, Oct. 21, 2025
  • Invited Talk, Structures and Properties of Fan-Shaped Jets: Hα Dark Blobs and Transparent Regions, TVS Workshop, India, Oct. 14, 2025
  • Invited Talk, SOLAR Integral-field dynamic Hα Spectrometer, L4 Workshop, Jeju, August 21, 2025
  • Invited Talk, Solar Imaging Spectroscopy, Athena Inhouse Meeting, July 21, 2025
  • Invited Talk, Unveiling Solar Chromospheric Jets, Chung-Nam Natl. Univ., May 7, 2025
  • Invited Talk, Novel Solar Instrumentations: From Ground-based Instruments for the Total Solar Eclipse to Spaceborne Coronagraphs, SPEX, March 18, 2025
  • Invited Talk, Vortex Formations and its-Associated Surges in a Sunspot Light Bridge, AAPPS-DPP 2020, Online, October 29, 2020
  • Invited Talk, The Development of the Balloon Coronagraph (BITSE) + Development of Coronal Integral Field Spectrograph (CorIFS), Sandong Univ., Weihai, China, January 2-4, 2020