อ. ดร.พีระ สีมาขจร

สาขาฟิสิกส์ คณะวิทยาศาสตร์ มหาวิทยาลัยขอนแก่น

 



ประวัติการศึกษา

  • 2565-2568 นักวิจัยหลังปริญญาเอก Institute of Corpuscular Physics (IFIC), University of València, Spain
  • 2565 Ph.D. in Physics (Summa cum laude), Universität Hamburg, Germany
    D. supervisor: Prof. Dr. Géraldine Servant
    Thesis: “Charting Cosmological History and New Particle Physics with Primordial Gravitational Waves”
  • 2562 M.Sc. in Mathematical Physics (with Distinction) Universität Hamburg, Germany
  • 2560 วท.บ. (ฟิสิกส์) หลักสูตรก้าวหน้า (เกียรตินิยมอันดับหนึ่ง เหรียญทอง) มหาวิทยาลัยเทคโนโลยีสุรนารี

ห้องทำงาน อาคารวิทยวิภาส ชั้น 3 คณะวิทยาศาสตร์ มหาวิทยาลัยขอนแก่น

E-mail: peesim@kku.ac.th

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งานวิจัยที่สนใจ

  1. Early-Universe Cosmology
  2. Gravitational waves (Theory, Sources, and Detections)
  3. Physics beyond the Standard Model, Particle Physics Phenomenology

ความร่วมมือในการกลุ่ม/โครงการวิจัยในระดับนานาชาติ

  1. Cosmology working group of Light Interferometer Space Antenna (LISA) experiment
  2. Cosmology Division of Einstein Telescope (ET) Collaboration
  3. European Space Agency project: Voyage 2050 “GW Space 2050” working group
  1. Dimitriou, D. G. Figueroa, P. Simakachorn and B. Zaldivar; “Cosmic string gravitational wave backgrounds at LISA: I. Signal survey, template reconstruction, and model comparison”; arXiv:2508.05395 [astro-ph.CO].
  2. Einstein Telescope Collaboration; “The Science of the Einstein Telescope”; (2025) arXiv:2503.12263 [gr-qc].
  3. Eröncel, Y. Gouttenoire, R. Sato, G. Servant and P. Simakachorn; “A New Source for (QCD) Axion Dark Matter Production: Curvature-Induced”; (2025) arXiv:2503.04880 [hep-ph].
  4. Eröncel, Y. Gouttenoire, R. Sato, G. Servant and P. Simakachorn; “A universal bound on the duration of a kination era”; To be published in Phys. Rev. Lett. (2025), arXiv:2501.17226 [hep-ph].
  5. Simakachorn; “คลื่นความโน้มถ่วงพื้นหลังจากเอกภพยุคเริ่มแรก (Gravitational-Wave Backgrounds from the Early Universe)”; Thai Journal of Physics 42 (2025) no.1, 48-76
  6. Servant and P. Simakachorn; “Ultrahigh frequency primordial gravitational waves beyond the kHz: The case of cosmic strings”; Phys. Rev. D 109 (2024) no.10, 103538, arXiv:2312.09281 [hep-ph].
  7. G. Figueroa, M. Pieroni, A. Ricciardone and P. Simakachorn; “Cosmological Background Interpretation of Pulsar Timing Array Data”; Phys. Rev. Lett. 132 (2024) no.17, 171002, arXiv:2307.02399 [astro-ph.CO].
  8. Servant and P. Simakachorn; “Constraining postinflationary axions with pulsar timing arrays”; Phys. Rev. D 108 (2023) no.12, 12, arXiv:2307.03121 [hep-ph].
  9. Ghoshal, Y. Gouttenoire, L. Heurtier and P. Simakachorn; “Primordial black hole archaeology with gravitational waves from cosmic strings”; JHEP 08 (2023), 196, arXiv:2304.04793 [hep-ph].
  10. LISA Cosmology Working Group; “Cosmology with the Laser Interferometer Space Antenna”; Living Rev. Rel. 26 (2023) no.1, 5, arXiv:2204.05434 [astro-ph.CO].
  11. Gouttenoire, G. Servant and P. Simakachorn; “Kination cosmology from scalar fields and gravitational-wave signatures”; (2021) arXiv:2111.01150 [hep-ph].
  12. Gouttenoire, G. Servant and P. Simakachorn; “Revealing the Primordial Irreducible Inflationary Gravitational-Wave Background with a Spinning Peccei-Quinn Axion”; (2021) arXiv:2108.10328 [hep-ph].
  13. Gouttenoire, G. Servant and P. Simakachorn; “BSM with Cosmic Strings: Heavy, up to EeV mass, Unstable Particles”; JCAP 07 (2020), 016, arXiv:1912.03245 [hep-ph].
  14. Gouttenoire, G. Servant and P. Simakachorn; “Beyond the Standard Models with Cosmic Strings”; JCAP 07 (2020), 032, arXiv:1912.02569 [hep-ph].
  1. Thai Representative in the Lindau Nobel Laureate Meeting (Physics) 2024.
  2. Helmholtz PhD Award 2022 from the German Helmholtz Association, “Outstanding achievements in basic science research during the doctoral phase”, Mission-Oriented Research in the Research Field Matter
  3. PhD Fellowship from Excellence Cluster “Quantum Universe”, Universität Hamburg & DESY, Germany (2019-2022)
  4. Bachelor-Master scholarship from the Development and Promotion of Science and Technology Talents Project (DPST), Thai Government (2013-2019)