Presentations

Invited talks

• Hiroki Takeda,
  "Probing scalar polarizations in gravitational waves",
  GW research exchange meeting, online, June 2023.

• Hiroki Takeda,
  "Scalar polarization window in gravitational-wave signals from compact binary coalescences",
  Seminar,Waseda University, Tokyo, Japan, May 2023.

• Hiroki Takeda,
  "Polarization tests by DECIGO",
  21st DECIGO workshop, remote style, Dec. 2022.

• Hiroki Takeda,
  "Consistent search for polarization modes of gravitational waves from generation to detection",
  Observational Cosmology Summer Workshop in 2022, Hamamatsu, Japan, Aug. 2022.

• Hiroki Takeda,
  "Polarization test of gravitational waves from compact binary coalescences",
  Seminar at Institute of Particle Physics and Astrophysics, School of Physics, Huazhong University of Science and Technology, Wuhan, China, Nov. 2018.

International conference

Oral

• Hiroki Takeda, Soichiro Morisaki, and Atsushi Nishizawa,
  "Search for mixture of scalar-tensor polarizations of gravitational waves",
  23rd International Conference on General Relativity and Gravitation, Beijing, China, hybrid, Jul. 2022.

• Hiroki Takeda, Soichiro Morisaki, and Atsushi Nishizawa,
  "Testing gravity theory with gravitational wave polarizations",
  Innovative Area "Gravitational Wave Physics and Astronomy: Genesis" Group A Winter Camp,Kyoto, Japan, Jan 2021.

• Hiroki Takeda, Soichiro Morisaki, and Atsushi Nishizawa,
  “Scalar-tensor mixed polarization search for gravitational waves from compact binary coalescences”,
  Gravitational Wave Physics and Astronomy Workshop 2021, Hannover, Germany, Dec 2021.

• Hiroki Takeda, Atsushi Nishizawa, and Soichiro Morisaki,
  "Polarization tests of GW170814 and GW170817 using waveforms consistent with alternative theories of gravity",
  7th KAGRA International Workshop, In person for Taiwan people, in remote for others, Dec 2020.

• Hiroki Takeda, Tomoya Kinugawa, and Hiroya Yamaguchi,
  "Ability of DECIGO to constrain the Type Ia supernova progenitor system",
  Gravitational Wave Physics and Astronomy Workshop 2019, Tokyo, Japan, Oct 2019.

• Hiroki Takeda, Atsushi Nishizawa, Yuta Michimura, Koji Nagano, Kentaro Komori, Masaki Ando, and Kazuhiro Hayama,
  "Probing nontensorial polarization of inspiral gravitational waves with the third-generation detectors",
  The 28th Workshop on General Relativity and Gravitation in Japan – JGRG28, Tokyo, Japan, Nov 2018.

• Hiroki Takeda, Atsushi Nishizawa, Yuta Michimura, Koji Nagano, Kentaro Komori, Masaki Ando, and Kazuhiro Hayama,
  "Polarization test of gravitational waves from compact binary coalescences",
  The 15th Marcel Grossmann Meeting, Rome, Italy, July 2018.

• Hiroki Takeda, Atsushi Nishizawa, Yuta Michimura, Koji Nagano, Kentaro Komori, Masaki Ando, and Kazuhiro Hayama,
  “Parameter estimation with inspiral waveforms of compact binary coalescences including nontensorial gravitational waves polarizations”,
  19th KAGRA face-to-face meeting, Osaka, Japan, May 2018.

Poster

• Hiroki Takeda, Yusuke Manita, Hidetoshi Omiya, Takahiro Tanaka,
  “Scalar gravitational wave and fifth force”,
  28th KAGRA Face to Face Meeting, in remote style, Dec. 2022.

• Hiroki Takeda, Atsushi Nishizawa, and Soichiro Morisaki,
  “Search for scalar-tensor mixed polarization of gravitational waves”,
  14th Edoardo Amaldi Conference on Gravitational Waves, in remote style, July 2021.

• Hiroki Takeda, Atsushi Nishizawa, and Soichiro Morisaki,
  “Tests of alternative theories of gravity through gravitational-wave polarization modes”,
  26th Face to Face Meeting, in remote style, Dec 2020.

• Hiroki Takeda, Atsushi Nishizawa, Yuta Michimura, Koji Nagano, Kentaro Komori, Masaki Ando, and Kazuhiro Hayama,
  “Prospects for gravitational-wave polarization test from compact binary coalescences with next-generation detectors”,
  22nd International Conference on General Relativity and Gravitation, 13th Edoardo Amaldi Conference on Gravitational Waves, Valencia, Spain, July 2019.