Asahina Yuta - My portal

Profile Information

Affiliation: 研究員, 計算科学研究センター, 筑波大学

J-GLOBAL ID: 201901017775596533
researchmap Member ID: B000356689

External link: https://www2.ccs.tsukuba.ac.jp/public/asahinyt/

Research Interests

Research Areas

Natural sciences / Astronomy /

Research History

Jun, 2023 - Present

Center for Computational Sciences, University of Tsukuba
Apr, 2019 - May, 2023

Center for Computational Sciences, University of Tsukuba
Apr, 2018 - Mar, 2019

Yukawa Institute for Theoretical Physics, Kyoto University
Apr, 2015 - Mar, 2018

National Astronomical Observatory of Japan

Papers

Modeling of Thermal Emission from ULX Pulsar Swift J0243.6+6124 with General Relativistic Radiation MHD Simulations

Akihiro Inoue, Ken Ohsuga, Hiroyuki R. Takahashi, Yuta Asahina

The Astrophysical Journal, 952(1) 62-62, Jul 1, 2023
Magnetic support for neutrino-driven explosion of 3D non-rotating core-collapse supernova models

J Matsumoto, Y Asahina, T Takiwaki, K Kotake, H R Takahashi

Monthly Notices of the Royal Astronomical Society, 516(2) 1752-1767, Sep 6, 2022
Component of Energy Flow from Supercritical Accretion Disks Around Rotating Stellar Mass Black Holes

Aoto Utsumi, Ken Ohsuga, Hiroyuki R. Takahashi, Yuta Asahina

The Astrophysical Journal, 935(1) 26-26, Aug 1, 2022
Two-dimensional numerical study for magnetic field dependence of neutrino-driven core-collapse supernova models

J.Matsumoto, T.Takiwaki, K.Kotake, Y.Asahina, H.R.Takahashi, T Takiwaki, OrcId icon, K Kotake, Y Asahina, H R Takahashi

Monthly Notices of the Royal Astronomical Society, Oct 9, 2020 Peer-reviewed
A Numerical Scheme for General Relativistic Radiation Magnetohydrodynamics Based on Solving a Grid-based Boltzmann Equation

Yuta Asahina, Hiroyuki R. Takahashi, Ken Ohsuga

The Astrophysical Journal, 901(2) 96-96, Sep 25, 2020 Peer-reviewedLead author
Magnetohydrodynamic simulation code CANS+: Assessments and applications

Yosuke Matsumoto, Yuta Asahina, Yuki Kudoh, Tomohisa Kawashima, Jin Matsumoto, Hiroyuki R. Takahashi, Takashi Minoshima, Seiji Zenitani, Takahiro Miyoshi, Ryoji Matsumoto

Publications of the Astronomical Society of Japan, 71(4) 83-1-83-26, Aug, 2019 Peer-reviewed
Two-Temperature Magnetohydrodynamics Simulations of Propagation of Semi-Relativistic Jets

Ohmura T, Machida M, Nakamura K, Kudoh Y, Asahina Y, Matsumoto R

Galaxies, 7(1) 14, Jan, 2019 Peer-reviewed
Magnetohydrodynamic Simulations of a Plunging Black Hole into a Molecular Cloud

Mariko Nomura, Tomoharu Oka, Masaya Yamada, Shunya Takekawa, Ken Ohsuga, Hiroyuki R. Takahashi, Yuta Asahina

Astrophysical Journal, 859(1), May 20, 2018 Peer-reviewed
Magnetohydrodynamic Simulations of a Plunging Black Hole into a Molecular Cloud

Mariko Nomura, Tomoharu Oka, Masaya Yamada, Shunya Takekawa, Ken Ohsuga, Hiroyuki R. Takahashi, Yuta Asahina

The Astrophysical Journal, 859(1) 29-29, May, 2018 Peer-reviewed
Three-dimensional structure of clumpy outflow from supercritical accretion flow onto black holes

Kobayashi H, Ohsuga K, Takahashi H. R, Kawashima T, Asahina Y, Takeuchi S, Mineshige S

Publications of the Astronomical Society of Japan, 70(2) 22, Mar, 2018 Peer-reviewed
Enhancement of Feedback Efficiency by Active Galactic Nucleus Outflows via the Magnetic Tension Force in the Inhomogeneous Interstellar Medium

Yuta Asahina, Mariko Nomura, Ken Ohsuga

ASTROPHYSICAL JOURNAL, 840(1) 25, May, 2017 Peer-reviewed
Magnetohydrodynamic Simulations of the Formation of Molecular Clouds toward the Stellar Cluster Westerlund 2: Interaction of a Jet with a Clumpy Interstellar Medium

Yuta Asahina, Tomohisa Kawashima, Naoko Furukawa, Rei Enokiya, Hiroaki Yamamoto, Yasuo Fukui, Ryoji Matsumoto

ASTROPHYSICAL JOURNAL, 836(2) 213, Feb, 2017 Peer-reviewed
MAGNETOHYDRODYNAMIC SIMULATIONS OF A JET DRILLING AN HI CLOUD: SHOCK INDUCED FORMATION OF MOLECULAR CLOUDS AND JET BREAKUP

Yuta Asahina, Takayuki Ogawa, Tomohisa Kawashima, Naoko Furukawa, Rei Enokiya, Hiroaki Yamamoto, Yasuo Fukui, Ryoji Matsumoto

ASTROPHYSICAL JOURNAL, 789(1) 79, Jul, 2014 Peer-reviewed
THE JET AND ARC MOLECULAR CLOUDS TOWARD WESTERLUND 2, RCW 49, AND HESS J1023-575; (CO)-C-12 AND (CO)-C-13 (J=2-1 and J=1-0) OBSERVATIONS WITH NANTEN2 AND MOPRA TELESCOPE

N. Furukawa, A. Ohama, T. Fukuda, K. Torii, T. Hayakawa, H. Sano, T. Okuda, H. Yamamoto, N. Moribe, A. Mizuno …

ASTROPHYSICAL JOURNAL, 781(2) 70, Feb, 2014 Peer-reviewed
Large-scale and high-sensitivity multi-line CO surveys toward the Galactic center

R. Enokiya, K. Torii, M. Schultheis, Y. Asahina, R. Matsumoto, H. Yamamoto, K. Tachihara, T. Okuda, M. R. Morris, Y. Fukui

Proceedings of the International Astronomical Union, 9(303) 194-198, 2014
DISCOVERY OF POSSIBLE MOLECULAR COUNTERPARTS TO THE INFRARED DOUBLE HELIX NEBULA IN THE GALACTIC CENTER

R. Enokiya, K. Torii, M. Schultheis, Y. Asahina, R. Matsumoto, E. Furuhashi, K. Nakamura, K. Dobashi, S. Yoshiike, J. Sato …

ASTROPHYSICAL JOURNAL, 780(1) 72, Jan, 2014 Peer-reviewed
Magnetohydrodynamic Simulations of the Interaction of Magnetic Tower Jets with Interstellar Clouds including Cooling

Asahina Y, Ogawa T, Matsumoto R

Proceedings of the International Astronomical Union, 292 96-96, Mar, 2013

Misc.

背景磁場を取り入れたジェット伝搬数値実験

大村匠, 町田真美, 中村賢仁, 工藤祐己, 朝比奈雄太, 酒見はる香, 松元亮治

日本天文学会年会講演予稿集, 2018 240, Aug 20, 2018
X線連星電子‐イオン二温度ジェットに関する3次元磁気流体数値実験:ジェットの構造とダイナミクス

大村匠, 町田真美, 中村賢仁, 工藤祐己, 朝比奈雄太, 松元亮治

日本天文学会年会講演予稿集, 2018 250, Feb 20, 2018
ブラックホール降着円盤からの二温度ジェット伝搬計算

大村匠, 町田真美, 中村賢仁, 工藤祐己, 朝比奈雄太, 松元亮治

日本天文学会年会講演予稿集, 2017 270, Aug 20, 2017
銀河ダイナモ磁気流体計算に基づくファラデー回転度分布と観測との比較

松元亮治, 工藤祐己, 朝比奈雄太, 町田真美, 森嶋隆裕, 服部誠

日本天文学会年会講演予稿集, 2013 54, Aug 20, 2013
降着円盤磁気流体シミュレータの開発(8):準周期振動と状態遷移への適用

松元亮治, 小川崇之, 朝比奈雄太, 小田寛, 町田真美

日本天文学会年会講演予稿集, 2010 61, Aug 20, 2010

Presentations

GR-RMHD simulations of black hole accretion flows

Yuta Asahina

12th symposium on Discovery, Fusion, Creation of New Knowledge by Multidisciplinary Computational Sciences, Oct 6, 2020
ブラックホール降着流の一般相対論的輻射磁気流体計算：質量降着率依存性

朝比奈雄太

日本天文学会2020年秋季年会, Sep 10, 2020
ボルツマン方程式を解く超臨界降着流の一般相対論的MHDシミュレーション

日本天文学会2020年春季年会, Mar 17, 2020
Development of a general relativistic radiation magnetohydrodynamical code based on solving the Boltzmann equation

Asahina Yuta

The cosmos at high energies: exploring extreme physics through novel instrumentation, Oct 16, 2019
General relativistic radiation MHD simulations of supercritical accretion flows

Asahina Yuta

11th symposium on Discovery, Fusion, Creation of New Knowledge by Multidisciplinary Computational Sciences, Oct 15, 2019
超臨界降着流の一般相対論的輻射磁気流体シミュレーション

朝比奈雄太

日本天文学会2019年秋季年会, Sep 11, 2019
General relativistic RMHD simulations of accretion flows

Asahina Yuta

9th East-Asia School and Workshop on Laboratory, Space, and Astrophysical Plasmas (EASW9), Jul 29, 2019 Invited
ボルツマン方程式を解くGRRMHDコードの開発と降着円盤への適用

朝比奈雄太

銀河系中心部研究会2019, Jun 10, 2019
ボルツマン方程式を解くGRRMHDコードの開発と降着円盤への適用

朝比奈雄太

「超巨大ブラックホール研究推進連絡会」第６回ワークショップ, May 29, 2019
ボルツマン方程式を解くGR-RMHDコードの降着円盤への適用

朝比奈雄太

SNAWS会議, Mar 26, 2019
ボルツマン方程式を解く一般相対論的磁気流体コードによる超臨界降着流シミュレーション

朝比奈雄太

日本天文学会2019春季年会, Mar 14, 2019
ボルツマン方程式を解く降着円盤のGR-RMHDシミュレーション

朝比奈雄太

ブラックホール降着流ミニワークショップ, Feb 28, 2019
Development of a GR-RMHD code based on solving the Boltzmann equation

Asahina Yuta

Radiation Hydrodynamic Approaches to the Study of Black Hole Accretion and Outflows, Feb 22, 2019
General relativistic radiation magnetohydrodynamic simulations of accretion flows

Asahina Yuta

Max Planck Princeton Center Workshop 2019, Feb 18, 2019
ボルツマン方程式を解く一般相対論的磁気流体コードの開発

朝比奈雄太

2018年度国立天文台天文シミュレーションプロジェクトユーザーズミーティング, Jan 15, 2019
ボルツマン方程式を解いた一般相対論的輻射MHDコードの開発

朝比奈雄太

第31回理論懇シンポジウム, Dec 19, 2018
Development of a general relativistic radiation magnetohydrodynamical code based on solving Boltzmann equation

Asahina Yuta

2nd Asia-Pacific Conference on Plasma Physics (AAPPS-DPP2018), Nov 12, 2018
Development of a high-order accurate MHD scheme for supernovae

Asahina Yuta

Deciphering multi-dimensional nature of core-collapse SuperNovae via gravitational-wave and neutrino signatures, Oct 8, 2018
ボルツマン方程式を解いた一般相対論的輻射磁気流体コードの開発

朝比奈雄太

日本天文学会2018年秋季年会, Sep 19, 2018
ボルツマン方程式を解いた一般相対論的輻射磁気流体コードの開発

朝比奈雄太

日本流体力学会年会2018, Sep 3, 2018

Professional Memberships

THE ASTRONOMICAL SOCIETY OF JAPAN

Research Projects

Exploring the spacetime structure and the origins of supermassive black holes by general relativistic radiative transfer with high accuracy

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research (B), Japan Society for the Promotion of Science, Apr, 2021 - Mar, 2025
宇宙ジェットの加速・収束・相互作用の統一的な数値実験による全容の解明

若手研究, 科学研究費基金, Apr, 2018 - Mar, 2022

朝比奈雄太
Formation of X-ray Emitting Regions and the Origin of Time Variabilities in Accretion Flow onto a Supermassive Black Hole

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research (B), Japan Society for the Promotion of Science, Apr, 2016 - Mar, 2019

MATSUMOTO Ryoji, OHSUGA ken, KAWAGUCHI toshihiro, KAWASHIMA tomohisa, KUBOTA aya, TAKAHASHI hiroyuki, NAKAMURA kenji, NEGORO hitoshi, NODA hirofumi, HIROSE shigenobu, MACHIDA masahiro, ASAHINA yuta
磁気流体・輻射磁気流体数値実験による相対論的ジェットと周辺環境相互作用の研究

科学研究費助成事業, 特別研究員奨励費, 日本学術振興会, Apr, 2012 - Mar, 2015

朝比奈雄太