List of works - Kouichi Hagino

The quiescent intracluster medium in the core of the Perseus cluster

scientific article published in Nature

HitomiConstraints on the 3.5 keV Line in the Perseus Galaxy Cluster

scholarly article

Serendipitous discovery of an extended X-ray jet without a radio counterpart in a high-redshift quasar

scholarly article

The Si/CdTe semiconductor Compton camera of the ASTRO-H Soft Gamma-ray Detector (SGD)

Applications and Imaging Techniques of a Si/CdTe Compton Gamma-Ray Camera

Hitomi X-ray observation of the pulsar wind nebula G21.5−0.9

scientific article published in January 2018

Comparing XRISM Cluster Velocity Dispersions with Predictions from Cosmological Simulations: Are Feedback Models Too Ejective?

Delving into the depths of NGC 3783 with XRISM

scientific article published in October 2025

XRISM Spectroscopy of the Fe Kα Emission Line in the Seyfert Active Galactic Nucleus NGC 4151 Reveals the Disk, Broad-line Region, and Torus

scientific article published in September 2024

Hitomi X-ray studies of giant radio pulses from the Crab pulsar*

scientific article published on 01 April 2018

Hitomi observations of the LMC SNR N 132 D: Highly redshifted X-ray emission from iron ejecta*

Development and verification of signal processing system of BGO active shield onboard Astro-H

scholarly article published 25 July 2014

XRISM Constraints on Unidentified X-Ray Emission Lines, Including the 3.5 keV Line, in the Stacked Spectrum of 10 Galaxy Clusters

scientific article published on 18 November 2025

XRISM Forecast for the Coma Cluster: Stormy, with a Steep Power Spectrum

scientific article published on 19 May 2025

Search for thermal X-ray features from the Crab nebula with the Hitomi soft X-ray spectrometer*

XRISM Reveals Low Nonthermal Pressure in the Core of the Hot, Relaxed Galaxy Cluster A2029

scientific article published on 12 March 2025

The ASTRO-H (Hitomi) x-ray astronomy satellite

Detection of polarized gamma-ray emission from the Crab nebula with the Hitomi Soft Gamma-ray Detector†

Structured ionized winds shooting out from a quasar at relativistic speeds

scientific article published on 14 May 2025

On the merging cluster Abell 578 and its central radio galaxy 4C+67.13

scientific article published in the Astrophysical Journal

Atmospheric gas dynamics in the Perseus cluster observed with Hitomi*

The soft gamma-ray detector (SGD) onboard ASTRO-H

Measurement of Charge Cloud Size in X-Ray SOI Pixel Sensors

XRISM/Resolve view of Abell 2319: Turbulence, sloshing, and ICM dynamics

scientific article published on 17 November 2025

Atomic data and spectral modeling constraints from high-resolution X-ray observations of the Perseus cluster with Hitomi*

On the interaction of the PKS B1358-113 radio galaxy with the A1836 cluster

scientific article published in the Astrophysical Journal

Measurements of resonant scattering in the Perseus Cluster core with Hitomi SXS*

The hard x-ray imager (HXI) onboard ASTRO-H

Modeling of proton-induced radioactivation background in hard X-ray telescopes: Geant4-based simulation and its demonstration by Hitomi ’s measurement in a low Earth orbit

Temperature structure in the Perseus cluster core observed with Hitomi*

A disc wind interpretation of the strong Fe K{alpha} features in 1H 0707-495

scholarly article

The Si/CdTe semiconductor camera of the ASTRO-H Hard X-ray Imager (HXI)

Thermal and kinematic properties of ejecta in SN1987A revealed by XRISM

scientific article published on 18 August 2025

Kinematic Evidence for Bipolar Ejecta Flows in the Galactic Supernova Remnant W49B

The Si/CdTe semiconductor detector for hard X-ray imager (HXI) onboard ASTRO-H

Constraining gas motion and non-thermal pressure beyond the core of the Abell 2029 galaxy cluster with XRISM

scientific article published on 18 August 2025

List of works by Kouichi Hagino

The quiescent intracluster medium in the core of the Perseus cluster

HitomiConstraints on the 3.5 keV Line in the Perseus Galaxy Cluster

Serendipitous discovery of an extended X-ray jet without a radio counterpart in a high-redshift quasar

The Si/CdTe semiconductor Compton camera of the ASTRO-H Soft Gamma-ray Detector (SGD)

Applications and Imaging Techniques of a Si/CdTe Compton Gamma-Ray Camera

Hitomi X-ray observation of the pulsar wind nebula G21.5−0.9

Comparing XRISM Cluster Velocity Dispersions with Predictions from Cosmological Simulations: Are Feedback Models Too Ejective?

Delving into the depths of NGC 3783 with XRISM

XRISM Spectroscopy of the Fe Kα Emission Line in the Seyfert Active Galactic Nucleus NGC 4151 Reveals the Disk, Broad-line Region, and Torus

Hitomi X-ray studies of giant radio pulses from the Crab pulsar*

Hitomi observations of the LMC SNR N 132 D: Highly redshifted X-ray emission from iron ejecta*

Development and verification of signal processing system of BGO active shield onboard Astro-H

XRISM Constraints on Unidentified X-Ray Emission Lines, Including the 3.5 keV Line, in the Stacked Spectrum of 10 Galaxy Clusters

XRISM Forecast for the Coma Cluster: Stormy, with a Steep Power Spectrum

Search for thermal X-ray features from the Crab nebula with the Hitomi soft X-ray spectrometer*

XRISM Reveals Low Nonthermal Pressure in the Core of the Hot, Relaxed Galaxy Cluster A2029

The ASTRO-H (Hitomi) x-ray astronomy satellite

Detection of polarized gamma-ray emission from the Crab nebula with the Hitomi Soft Gamma-ray Detector†

Structured ionized winds shooting out from a quasar at relativistic speeds

On the merging cluster Abell 578 and its central radio galaxy 4C+67.13

Atmospheric gas dynamics in the Perseus cluster observed with Hitomi*

The soft gamma-ray detector (SGD) onboard ASTRO-H

Measurement of Charge Cloud Size in X-Ray SOI Pixel Sensors

XRISM/Resolve view of Abell 2319: Turbulence, sloshing, and ICM dynamics

Atomic data and spectral modeling constraints from high-resolution X-ray observations of the Perseus cluster with Hitomi*

On the interaction of the PKS B1358-113 radio galaxy with the A1836 cluster

Measurements of resonant scattering in the Perseus Cluster core with Hitomi SXS*

The hard x-ray imager (HXI) onboard ASTRO-H

Modeling of proton-induced radioactivation background in hard X-ray telescopes: Geant4-based simulation and its demonstration by Hitomi ’s measurement in a low Earth orbit

Temperature structure in the Perseus cluster core observed with Hitomi*

A disc wind interpretation of the strong Fe K{alpha} features in 1H 0707-495

The Si/CdTe semiconductor camera of the ASTRO-H Hard X-ray Imager (HXI)

Thermal and kinematic properties of ejecta in SN1987A revealed by XRISM

Kinematic Evidence for Bipolar Ejecta Flows in the Galactic Supernova Remnant W49B

The Si/CdTe semiconductor detector for hard X-ray imager (HXI) onboard ASTRO-H

Constraining gas motion and non-thermal pressure beyond the core of the Abell 2029 galaxy cluster with XRISM

The XRISM/Resolve View of the Fe K Region of Cyg X-3

Glimpse of the highly obscured HMXB IGR J16318−4848 with Hitomi*

Hitomi observation of radio galaxy NGC 1275: The first X-ray microcalorimeter spectroscopy of Fe-Kα line emission from an active galactic nucleus*

Delving into the depths of NGC 3783 with XRISM

Stratified wind from a super-Eddington X-ray binary is slower than expected

Imaging and spectral performance of CdTe double-sided strip detectors for the hard x-ray imager onboard ASTRO-H