Publications

ORCiD (Open Research and Contributor Identifier): 0000-0002-2154-8740researchmapGoogle ScholarADS List of All Papers (sorted by citations)ADS List of Leading Author Papers (sorted by citations)

| Reviews

C.L. Dobbs & J. Baba: "Dawes Review 4: Spiral Structures in Disk Galaxies", 2014, PASA, Volume 31, pp. 35-74 (arXiv:1407.5062) [ADS] [HTML] [arXiver] (contribution to writing Section 2)
- collaborator: Clare L. Dobbs (U. of Exeter)

| Referred Papers (Leading Author):

J. Baba, T. R. Saitoh & T. Tsujimoto: "Exploring the Sun’s birth radius and the distribution of planet building blocks in the Milky Way galaxy: A multi-zone Galactic chemical evolution approach", 2023, MNRAS, Volume 526, p.6088--6102 (arXiv:2310.10335) [ADS]
- [プレスリリース] 太陽系、10,000光年も遠くで誕生か？ -- 元素組成から探る太陽系誕生地と惑星系多様性の謎、鹿児島大学/神戸大学、2023/11/14
J. Baba, D. Kawata, R. Schoenrich: "Age distribution of stars in boxy/peanut/X-shaped bulges formed without bar buckling", 2022, MNRAS, Volume 513, p.2850–2861 (arXiv:2104.09526) [ADS]
- see also 国立天文台年次報告第34冊 2021年度 [PDF]
- [プレスリリース] スーパーコンピュータが見つけた天の川銀河の変動史を知る鍵、国立天文台ニュース / CfCA 2022/9/9
J. Baba & D. Kawata: "Age Dating the Galactic Bar with the Nuclear Stellar Disc", 2020, MNRAS, Volume 492, p.4500-4511 (arXiv:1909.07548) [ADS] [arXiver]
- see also 国立天文台年次報告第32冊 2019年 [PDF]
J. Baba, D. Kawata, N. Matsunaga, R. J. J. Grand, & J. A. S. Hunt: "Gaia DR1 Evidence of Disrupting the Perseus Arm", 2018, ApJ Letter, Volume 853, Issue 2, pp.L23-29 (arXiv:1712.04714) [ADS][arXiver]
- see also 国立天文台年次報告第30冊 2017年度 [PDF]
J. Baba, K. Morokuma-Matsui, & T. R. Saitoh: "Eventful Evolution of Giant Molecular Clouds in Dynamically Evolving Spiral Arms", 2017, MNRAS, Volume 464, pp.246-263 (arXiv:1609.00097) [ADS][4D2U Movie][arXiver]
J. Baba, K. Morokuma-Matsui, Y. Miyamoto, F. Egusa, & N. Kuno: "Gas velocity patterns in simulated galaxies: Observational diagnostics of spiral structure theories", 2016, MNRAS, Volume 460, pp.2472-2481 (arXiv:1604.06879) [Slide][ADS][arXiver]
J. Baba: "Short-term dynamical evolution of grand-design spirals in barred galaxies", 2015, MNRAS, Volume 454, Issue 3, pp. 2954-2964 (arXiv:1509.07239) [ADS] [Movie1] [Movie2][arXiver]
J. Baba, K. Morokuma-Matsui, & F. Egusa: "Radial distributions of arm-gas offsets as an observational test of spiral theories", 2015, PASJ, Volume 67, Issue 4, pp. L45-49 (arXiv:1505.02881) [ADS][arXiver]
J. Baba, T. R. Saitoh, & K. Wada: "Dynamics of Non-Steady Spiral Arms in Disk Galaxies", 2013, ApJ, Volume 763, Issue 1, pp. 46-59 (arXiv:1211.5401) [ADS] [Movies]
J. Baba, T. R. Saitoh, & K. Wada: "On the Interpretation of the l-v Features in the Milky Way Galaxy", 2010, PASJ, Vol.62, No.6, pp. 1413-1422 (arXiv:1009.3096) [ADS][Movie]
J. Baba, Y. Asaki, J. Makino, M. Miyoshi, T. R. Saitoh, & K. Wada: "The Origin of Large Peculiar Motions of Star-Forming Regions and Spiral Structures of Our Galaxy", 2009, ApJ, Vol.706, Issue 1, pp. 471-481 (arXiv:0904.4305) [ADS] [4D2U Movie]
- Movies
- Movie 1 (cold gas + young star motions in LSR from)
- Movie 2 (young star motion in LSR frame)
- Movie 3 (cold gas + young star motions in bar frame)

| Referred Papers (Contributing Author)

1. 1. Funakoshi et al (incl. J. Baba). "Clues to growth and disruption of two neighbouring spiral arms of the Milky Way", submitted to MNRAS [ADS]
  2. N. Nakatsuno & J. Baba: "Dynamical Influence of a Central Massive Object on Double-Barred Galaxies: Self-Destruction Mechanism of Secondary Bars", 2024, PASJ, 76, 316 [ADS]
  3. S. A. Almannaei, D. Kawata, J. Baba, J. A. S. Hunt, G. Seabroke, & Z. Yan: "Impacts of the Local arm on the local circular velocity inferred from the Gaia DR3 young stars in the Milky Way", 2024, MNRAS, 529, 1035 [ADS]
  4. T. Asano, D. Kawata, M. S. Fujii, & J. Baba: "Growing Local arm inferred by the breathing motion", 2024, MNRAS Letter, 529, L7--L12 [ADS]
  5. I. Ciuca, D. Kawata et al. (incl. J. Baba): "Chasing the impact of the Gaia-Sausage-Enceladus merger on the formation of the Milky Way thick disc", 2024, MNRAS Letter, 528, L122--L126 [ADS]
  6. Tsukui et al. (incl. J. Baba): "Detecting a disk bending wave in a barred-spiral galaxy at redshift 4.4", 2024, MNRAS, 527, 8941 [ADS]
    - [プレスリリース] A Dancing Ancient Galactic Disk at a Peak of Star Formation, Australian National University, 2023/12/22 [国立天文台][AGARC]
  7. Matsunaga et al. (incl. J. Baba): "Metallicities of Classical Cepheids in the Inner Galactic Disk", 2023, ApJ, 954, 198 [ADS]
    - [プレスリリース] 意外と単純そうな天の川の金属量勾配 --高感度赤外線分光観測で探る天の川円盤最内縁部の化学組成--、東京大学、2023/9/8
  8. Y. Fujimoto, S. Inutsuka, & J. Baba: "Efficient radial migration by giant molecular clouds in the first several hundred Myr after the stellar birth", 2023, MNRAS, 523, 304 [ADS]
  9. J. Koda et al. (incl. J. Baba): "Diverse Molecular Structures Across The Whole Star-Forming Disk of M83: High fidelity Imaging at 40pc Resolution", 2023, ApJ, 949, 108 [ADS]
  10. T. Asano, M. S. Fujii, J. Baba, J. Bédorf, E. Sellentin, & S. Portegies Zwart: "Impact of bar resonances in the velocity-space distribution of the solar neighbourhood stars in a self-consistent $N$-body Galactic disc simulation", 2022, MNRAS, 514, 460 [ADS]
  11. N. Matsunaga et al. (incl. J. Baba): "A Very Metal-poor RR Lyrae Star with a Disk Orbit Found in the Solar Neighborhood", 2022, ApJ, Volume 925, Issue 1, id.10, 11 pp. [ADS]
  12. D. Kawata, J. Baba, J. A.S. Hunt, R. Schoenrich, I. Ciuca, J. Friske, G. Seabroke, & M. Cropper: "Galactic bar resonances inferred from kinematically hot stars in Gaia EDR3", 2021, MNRAS, Volume 508, Issue 1, pp.728-736 [ADS][Movies: CR orbit, OLR orbit]
  13. N. Koshimoto, J. Baba & D. P. Bennett: "A Parametric Galactic Model toward the Galactic Bulge Based on Gaia and Microlensing Data", 2021, ApJ, 917, 78 [ADS][Code]
    - see also 国立天文台年次報告第34冊 2021年度 [PDF]
  14. T. Tsujimoto & J. Baba: "Remarkable migration of the solar system from the innermost Galactic disk; a wander, a wobble, and a climate catastrophe on the Earth", 2020, ApJ, Volume 904, Issue 2, id.137, 6 pp. [ADS]

see also 国立天文台年次報告第33冊 2020年度 [PDF]

1. 1. T. Asano, M. S. Fujii, J. Baba, J. Bédorf, E. Sellentin, & S. Portegies Zwart: "Trimodal structure of Hercules stream explained by originating from bar resonances", 2020, MNRAS, Volume 499, Issue 2, pp.2416-2425 [ADS]
  2. A. R. Pettitt, C. L. Dobbs, J. Baba, D. Colombo, A. Duarte-Cabral, F. Egusa, & A. Habe: "How do different spiral arm models impact the ISM and GMC population?", 2020, MNRAS, Volume 498, Issue 1, pp.1159-1174 [ADS]
    - collaborator: Alex Pettitt (Hokkaido Univ.)
  3. Y. Miyachi, N. Sakai, D. Kawata, J. Baba, M. Honma, N. Matsunaga, & K. Fujisawa: "Stellar Over-density in the Local Arm in Gaia DR2", 2019, ApJ, Volume 882, p.48 [ADS]

see also 国立天文台年次報告第32冊 2019年 [PDF]

1. 1. T. Tsujimoto & J. Baba: "Galactic r-process Abundance Feature Shaped by Radial Migration", 2019, ApJ, Volume 878, Issue 2, article id. 125, 8 pp. [ADS]
  2. K. Hattori, N. Gouda, T. Yano, N. Sakai, H. Tagawa, J. Baba, & J. Kumamoto: "Metallicity dependence of the Hercules stream in Gaia/RAVE data -- explanation by non-closed orbits", 2019, MNRAS, Volume 484, Issue 4, p.4540-4562 [ADS]
  3. M. S. Fujii, J. Bedorf, J. Baba, & S. Portegies Zwart: "Modelling the Milky Way as a dry Galaxy", 2019, MNRAS, Volume 482, Issue 2, p.1983-2015 [ADS]
  4. D. Kawata, J. Bovy, N. Matsunaga, & J. Baba: "Galactic rotation from Cepheids with Gaia DR2 and effects of non-axisymmetry", 2019, MNRAS, Volume 482, Issue 1, p.40-51 [ADS] [Code]
  5. A. Hirota, F. Egusa, J. Baba, N. Kuno, K. Muraoka, T. Tosaki, R. Miura, H. Nakanishi, & R. Kawabe: "ALMA 12CO (J=1--0) imaging of the nearby galaxy M83: Variations in the efficiency of star formation in giant molecular clouds", 2018, PASJ, Volume 70, Issue 4, id.73 [ADS]
  6. D. Kawata, J. Baba, I. Ciucă, M. Cropper, R. J. J. Grand, J. A. S. Hunt, & G. Seabroke: "Radial Distribution of Stellar Motions in Gaia DR2", 2018, MNRAS Letters, Volume 479, pp.L108-112 [ADS]
  7. M. S. Fujii, J. Bedorf, J. Baba, & S. Portegies Zwart: "The dynamics of stellar disks in live dark-matter halo", 2018, MNRAS, Volume 447, pp.1451-1471 [ADS][arXiv]
  8. F. Maeda, K. Ohta, Y. Fujimoto, A. Habe, & J. Baba: "Large velocity dispersion of molecular gas in bars of strongly barred galaxies, NGC 1300 and NGC 5383", 2018, PASJ, Volume 70, Issue 3, id.37 [ADS]
  9. F. Egusa, A. Hirota, J. Baba, & K. Muraoka: "Molecular Gas Properties in M83 From CO PDFs", 2018, ApJ, Volume 854, pp.90-96 [ADS]
  10. J. Shin, S. S. Kim, J. Baba, T. R. Saitoh, J.-S. Hwang, K. Chun, & S. Hozumi: "Hydrodynamic Simulations the Central Molecular Zone with a Realistic Galactic Potential", 2017, ApJ, Volume 841, Issue 2, pp.74-88 [ADS][arXiv]
  11. J. Kumamoto, J. Baba, & T. R. Saitoh: "Imprints of Zero-Age Velocity Dispersions and Dynamical Heating on the Age-Velocity dispersion Relation", 2017, PASJ, Volume 69, pp.32- [ADS][arXiver]
  12. F. Egusa, E. Mentuch Cooper, J. Koda, & J. Baba: "Gas and stellar spiral arms and their offsets in the grand-design spiral galaxy M51", 2017, MNRAS, Volume 465, Issue 1, pp.460-471 [ADS]
  13. K. Morokuma-Matsui & J. Baba: "Redshift evolution of stellar mass versus gas fraction relation in 0 < z < 2 regime: an observational constraint for galaxy formation models", 2015, MNRAS, Volume 454, Issue 4, pp. 3792-3804 [ADS][arXiver]
  14. K. Morokuma-Matsui, J. Baba, K. Sorai, & N. Kuno: "CO emissions from optically selected galaxies at z~0.1-0.2: Tight anti-correlation between molecular gas fraction and 4000 \AA break strength", 2015, PASJ, Volume 67, Issue 3, pp. 36-48 [ADS]
  15. N. Matsunaga, K. Fukue, R. Yamamoto, N. Kobayashi, L. Inno, K. Genovali, G. Bono, J. Baba, M.S. Fujii, S. Kondo, Y. Ikeda, S. Hamano, S. Nishiyama, T. Nagata, W. Aoki, & T. Tujimoto: "Kinematics of Classical Cepheids in the Nuclear Stellar Disk", 2015, ApJ, Volume 799, Issue 1, pp. 46-54 [ADS]
  16. A. Hirota, N. Kuno, J. Baba, F. Egusa, A. Habe, K. Muraoka, A. Tanaka, H. Nakanishi, & R. Kawabe: "Wide-Field 12CO (J = 1--0) Imaging of the Nearby Barred Galaxy M 83 with NMA and Nobeyema 45 m Telescope: Molecular Gas Kinematics and Star Formation along the Bar", 2014, PASJ, Volume 66, Issue 2, pp. 46-67 [ADS]
  17. T.R. Saitoh, J. Makino, Y. Asaki, J. Baba, S. Komugi, M. Miyoshi, T. Nagao, M. Takahashi, T. Takeda, M. Tsuboi, & K. Wakamatsu: "Flaring up of the Compact Cloud G2 during the Close Encounter with Sgr A* in Summer 2013", 2014, PASJ, Volume 66, Issue 1, pp. 1-9 [ADS] [Movies] [記者発表]
  18. M.S. Fujii & J. Baba: "Destruction of star clusters due to the radial migration in spiral galaxies", 2012, MNRAS Letters, Volume 427, Issue 1, pp. L16-L20 [ADS] [Movie1] [Movie2]
  19. K. Wada, J. Baba & T.R. Saitoh: "Interplay between Stellar Spirals and the ISM in Galactic Disks", 2011, ApJ, Vol.735, Issue 1, pp. 1-10 [ADS] [Movies]
  20. M.S. Fujii, J. Baba, T.R. Saitoh, J. Makino, E. Kokubo, & K. Wada: "The dynamics of spiral arms in pure stellar disks", 2011, ApJ, Vol.730, Issue 2, pp. 109-123 [ADS][Movies]

| Non-Referred Papers (Proceedings etc...)

1. A. Nakagawa, T. Kurayama, G. Orosz, R. A. Burns, T. Oyama, T. Nagayama, T. Miyata, M. Sekido, J. Baba, K. Wada: "Astrometric VLBI Observations of the Galactic LPVs, Miras, and OH/IR stars", 2018, IAUS, Volume 336, pp.365
2. J. Kumamoto, J. Baba, & T. R. Saitoh: "Investigation into the Origin of Age-Velocity dispersion Relation by High Resolution Simulation", 2017, IAUS, Volume 321, pp.124-124 (refereed) [ADS]
3. K. Morokuma-Matsui, J. Baba, K. Sorai, & N. Kuno: "CO Emissions from Optically Selected Galaxies at z˜0.1-0.2: Tight Anti-Correlation Between Molecular Gas Fraction and 4000 Angstrom Break Strength", 2015, ASPC, Volume 499, p.157 [ADS]
4. F. Egusa, A. Hirota, J. Baba, & K. Muraoka: "Molecular Gas Properties in M83 from PDFs", 2015, ASPC, Volume 499, p. 149 [ADS]
5. M.S. Fujii & J. Baba: "Dynamical evolution of star clusters in transient spiral arms", 2015, Highlights of Astronomy, Volume 16, pp. 359-359 [ADS]
6. K. Morokuma, J. Baba, K. Sorai, & N. Kuno: "Gas accretion history of galaxies at z ~ 0 - 2: Comparison of the observational data of molecular gas with the mass evolution model of galaxies", 2015, IAUS, Volume 309, p. 332 [ADS]
7. J. Baba, K. Morokuma-Matsui, & T.R. Saitoh: "The Structure and Kinematics of the ISM in Simulated Star-forming Galaxies", 2015, IAUS, Volume 309, p. 299 [ADS]
8. K. Matsui, K. Sorai, J. Baba, Y. Watanabe, & N. Kuno: "High Gas Fraction of Barred Spiral Galaxies at z ˜ 0.1-0.2", 2013, ASPC, Volume 476, p. 277 [ADS]
9. M.S. Fujii, J. Baba, T.R. Saitoh, J. Makino, E. Kokubo, & K. Wada: "The dynamics of long-lived spiral arms", 2012, EPJ Web of Conferences, Vol. 19, id. 07009 [ADS]
10. K. Wada, J. Baba, M.S. Fujii, & T.R. Saitoh: "Galactic-Scale Star-Formation", 2011, IAUS, Volume 270, pp. 363-370 (referred) [ADS]

| 成果報告書・年次報告書・紀要など (不完全)

朝野哲郎、馬場淳一「高精度位置天文観測時代の棒状構造・渦状腕研究」、天文月報、2023年5月号 [PDF]
馬場淳一、「天の川銀河研究会 2022 開催報告」、天の川だより、鹿児島大学天の川銀河研究センター、2023年4月
馬場淳一、「JASMINE Consortium会議 2021開催」、JAXA宇宙科学研究所 ISAS News No.490、2022年1月 [PDF]
馬場淳一、2022年6月24日　「天の川銀河シミュレーションと位置天文観測」、総研大-NAOJ-KEK連携セミナー
馬場淳一、2022年5月21日　「スパコンとJASMINE衛星で迫る天の川銀河の歴史」、総研大入試ガイダンス
馬場淳一、辻本拓司、『太陽系の軌道移動と渦状腕遭遇による全球凍結への示唆』、研究ハイライト、第33冊 2020年、p.020 [PDF]
馬場淳一、河田大介、『天の川銀河の中心核ディスクによる棒状構造形成時期の推定』、研究ハイライト、第32冊 2019年、p.003 [PDF]
馬場淳一、宮地優輔、坂井伸行、河田大介、本間希樹、松永典之、藤澤健太、『Gaiaによる恒星密度分布から探る局所腕の姿』、研究ハイライト、第32冊 2019年、p.004 [PDF]
馬場淳一、河田大介、松永典之、R. J. J. Grand, & J. A. S. Hunt、『Gaia DR1データに基づくペルセウス腕破壊の証拠』、研究ハイライト、第30冊 2017年、p.027 [PDF]
江草芙実、馬場淳一：SPICAサイエンス検討最終報告書（4. 近傍銀河・銀河系）、2020年12月1日 [PDF]
馬場淳一，藤井通子，牧野淳一郎："銀河面サーベイによる渦状腕ダイナミクスと星団形成進化過程の解明"，WISHミッション提案書，JAXA 宇宙科学研究所理学委員会 WISHワーキング・グループ, 2012年12月
平成20年度CfCA成果報告書：N 体恒星銀河円盤における星間ガスの振る舞い及び渦状腕構造の進化
平成21年度CfCA成果報告書：渦巻銀河の恒星系渦状腕構造の解明と天の川銀河モデルの構築
平成22年度CfCA成果報告書：渦巻銀河の動力学構造の総合的理解
平成23年度CfCA成果報告書：渦巻銀河の動力学構造の総合的理解と棒状渦巻銀河の中心領域ダイナミクス
平成24年度CfCA成果報告書：円盤銀河の非定常渦状腕のダイナミクス
平成25年度CfCA成果報告書：天の川銀河の渦状腕ダイナミクスと星形成

| 書籍

角川の集める図鑑GET! 宇宙、監修（恒星と天の川銀河、無数の銀河とその先の宇宙)、2023/11/15発売

| Books (図などを提供させて頂いたもの; 不完全リスト)

「巨大ブラックホールと宇宙」谷口義明，和田桂一 (著) 丸善 (2012/1) (図を提供)
「宇宙の一番星を探して -宇宙最初の星はいつどのように誕生したのか- 」谷口義明 (著) 丸善 (2011/11) (図を提供)
「計算力学シミュレーションハンドブック -超ペタスケールコンピューティングの描像-」矢川元基 (監修) 丸善 (2009/12) (図を提供)