OYAMA TOMOAKI 小山友明

… Alternative Names

OYAMA Tomoaki 小山友明

Less

Researcher Number	70425403
Affiliation (Current)	2025: 国立天文台, 水沢VLBI観測所, 特任専門員
Affiliation (based on the past Project Information) *help	2021 – 2024: 国立天文台, 水沢VLBI観測所, 特任専門員 2016 – 2018: 国立天文台, 水沢VLBI観測所, 特任専門員 2014: 国立天文台, 水沢VLBI観測所, 専門研究職員 2011: 国立天文台, 水沢VLBI観測所, 研究員
Review Section/Research Field	Except Principal Investigator Astronomy / Medium-sized Section 17:Earth and planetary science and related fields / Solid earth and planetary physics
Keywords	Except Principal Investigator VLBI / 電波天文学 / ブラックホール / 電波天文 / サブミリ波 / OMT / 測地 / リモートセンシング / 超広帯域 / 軌道決定 … More / 水蒸気 / 広帯域 / 電波ジェット / 天文 / 偏波・偏光 / 天体磁場 / 天文学 / 電波干渉計 / 磁場構造 / 超巨大ブラックホール / 活動銀河核 / 磁場 / ジェット / 位置天文学 / パルサー / fast radio burst / 高速電波バースト / 突発天体 / 国際情報交換（米国） / 国際情報交換：アメリカ合衆国 / イメージング / 超長基線電波干渉計 / 活動銀河中心核 / レゴリス / SELENE-2 / 月の起源 / 金属核 / 潮汐ラブ数 / 重力 / 月内部構造 / 銀河系中心 / 事象の地平線 Less

地球と宇宙の時空計測の地平を拓く超広帯域大気スペクトル計測システムの開発
- Principal Investigator
  
  氏原秀樹
- Project Period (FY)
  2021 – 2024
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Review Section
  
  Medium-sized Section 17:Earth and planetary science and related fields
- Research Institution
  Ritsumeikan University
  Kyoto University
Constructing Commensal Observation System to Reveal The Origins of Short Duration Radio Transients
- Principal Investigator
  
  Aoki Takahiro
- Project Period (FY)
  2016 – 2018
- Research Category
  
  Grant-in-Aid for Challenging Exploratory Research
- Research Field
  
  Astronomy
- Research Institution
  Yamaguchi University
Approaching the creation mechanism of black hole jet using mm-VLBI polarimetry
- Principal Investigator
  
  Hagiwara Yoshiaki
- Project Period (FY)
  2015 – 2018
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Astronomy
- Research Institution
  Toyo University
Interior structure of the moon and planets by VLBI observation of spacecraft: Size, state and the origin of metallic core
- Principal Investigator
  
  SASAKI Sho
- Project Period (FY)
  2012 – 2014
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Research Field
  
  Solid earth and planetary physics
- Research Institution
  Osaka University
Development of new imaging tehchnique for sub-mm VLBI
- Principal Investigator
  
  HONMA Mareki
- Project Period (FY)
  2012 – 2014
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Astronomy
- Research Institution
  National Astronomical Observatory of Japan
Sub-mm VLBI observations of the event horizon of the super-massive black hole at the Galaxy center
- Principal Investigator
  
  HONMA Mareki
- Project Period (FY)
  2009 – 2011
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Research Field
  
  Astronomy
- Research Institution
  National Astronomical Observatory of Japan

All 2024 2023 2022 2021 2019 2018 2017 2016 2013 2012 2011

All Journal Article Presentation

[Journal Article] HINOTORI and Its Perspectives in the Black-Hole Jet Study2023
- Author(s)
  Tsutsumi Toshihisa、Niinuma Kotaro、Imai Hiroshi、Amari Ryoko、Shimizu Yusuke、Ogawa Hideo、Nishimura Atsushi、Miyazawa Chieko、Oyama Tomoaki、Kaneko Hiroyuki、Nakashima Keisuke、Sawada-Satoh Satoko、Aoki Takahiro
- Journal Title
  
  Galaxies
  
  Volume: 11 Issue: 1 Pages: 30-30
- DOI
  10.3390/galaxies11010030
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-21K03628, KAKENHI-PROJECT-21H04524, KAKENHI-PUBLICLY-21H00047
[Journal Article] A comparative study of amplitude calibrations for the East Asia VLBI Network: A priori and template spectrum methods2017
- Author(s)
  Cho, Ilje; Jung, Taehyun; Zhao, Guang-Yao; Akiyama, Kazunori; Sawada-Satoh, Satoko; Kino, Motoki; Byun, Do-Young; Sohn, Bong Won; Shibata, Katsunori M.; Hirota, Tomoya; Niinuma, Kotaro; Yonekura, Yoshinori; Fujisawa, Kenta; Oyama, Tomoaki
- Journal Title
  
  Publications of the Astronomical Society of Japan
  
  Volume: 69 Issue: 6
- DOI
  10.1093/pasj/psx090
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16H02167, KAKENHI-PROJECT-15H03644
[Journal Article] The discovery of new AGN candidates within the field of Fermi unassociated γ-ray sources2016
- Author(s)
  Fujinaga, Yoshitaka, Niinuma, Kotaro, Kimura, Atsushi, Fujisawa, Kenta, Oyama, Tomoaki, Mizuno, Syota, Kono, Yusuke, Takemura, Shinji, Sawada-Satoh, Satoko, Akutagawa, Kengo, Sugiyama, Koichiro, Motogi, Kazuhito, Fukuzaki, Yoshihiro
- Journal Title
  
  Publications of the Astronomical Society of Japan, accepted
  
  Volume: 印刷中
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-15H03644
[Journal Article] First Simultaneous mapping of four 7 mm SiO maser lines using the OCTAVE System2016
- Author(s)
  Oyama, T., Kono, Y., Suzuki, S., Kanaguchi, M., Nishikawa, T., Kawaguchi, N., Hirota, T., Nagayama, T., Kobayashi, H., Imai, H., Kuwahara, S., Kano, A., Oyadomari, M., Chong, S.-N.
- Journal Title
  
  Publications of the Astronomical Society of Japan
  
  Volume: 68 Issue: 6
- DOI
  10.1093/pasj/psw099
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16H02167, KAKENHI-PROJECT-15H03644
[Journal Article] The discovery of new AGN candidates within the field of Fermi unassociated γ-ray sources2016
- Author(s)
  Fujinaga, Yoshitaka; Niinuma, Kotaro; Kimura, Atsushi; Fujisawa, Kenta; Oyama, Tomoaki; Mizuno, Syota; Kono, Yusuke; Takemura, Shinji; Sawada-Satoh, Satoko; Akutagawa, Kengo; Sugiyama, Koichiro; Motogi, Kazuhito; Fukuzaki, Yoshihiro
- Journal Title
  
  Publications of the Astronomical Society of Japan
  
  Volume: 未定 Issue: 5
- DOI
  10.1093/pasj/psv026
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K17613, KAKENHI-PROJECT-15H03644
[Journal Article] Multifrequency VLBI Observations of the Broad Absorption Line Quasar J1020+4320: Recently Restarted Jet Activity?2013
- Author(s)
  Doi A., Murata Y., Mochizuki N., Takeuchi H., Asada K., Hayashi TJ., Nagai H., Shibata KM., Oyama T., Jike T., et al.
- Journal Title
  
  Publications of the Astronomical Society of Japan
  
  Volume: 65 Issue: 3
- DOI
  10.1093/pasj/65.3.57
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-24540242
[Journal Article] Multi-Epoch VERA Observations of Sagittarius A*. I. Images and Structural Variability2013
- Author(s)
  Akiyama, K., Takahashi, R., Honma, M., Oyama, T., and Kobay ashi, H.
- Journal Title
  
  Publications of the Astronomical Society of Japan
  
  Volume: 65 No.4 Issue: 4 Pages: 13-13
- DOI
  10.1093/pasj/65.4.91
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-12J07566, KAKENHI-PROJECT-24540242, KAKENHI-PLANNED-25120007, KAKENHI-PROJECT-25610044
[Journal Article] An ALMA Beamformer for VLBI and Phased Array Science2012
- Author(s)
  Doeleman S., Honma M., Oyama T., et al
- Journal Title
  
  Proceedings of URSI
  
  Volume: (in press)
- Data Source
  KAKENHI-PROJECT-21244019
[Journal Article] 1.3 mm Wavelength VLBI of Sagittarius A: Detection of Time-variable Emission on Event Horizon Scales2011
- Author(s)
  Fish V., Doeleman S., Honma M., Oyama T., et al
- Journal Title
  
  ApJ
  
  Volume: 727 Issue: 2 Pages: L36-L36
- DOI
  10.1088/2041-8205/727/2/l36
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21244019
[Presentation] Confirmation of sensitivity for detecting anisotropy of atmospheric delay using high-sensitivity delay measurement2024
- Author(s)
  T. Jike, T. Oyama, A. Yamauchi, H. Ujihara, R. Ichikawa, M Sekido, H. Munekane, B. Miyahara, T. Kobayashi, H. Takeuchi, H. Imai
- Organizer
  13th IVS General Meeting and 25th Anniversary
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21H04524
[Presentation] 次世代マイクロ波放射計兼広帯域VLBI受信システムの開発(V)2023
- Author(s)
  氏原秀樹,市川隆一,関戸衛,宮原伐折羅,宗包浩志,小林智勝,寺家孝明,小山友明,竹内央,今井裕
- Organizer
  日本天文学会秋季年会
- Data Source
  KAKENHI-PROJECT-21H04524
[Presentation] 次世代マイクロ波放射計兼広帯域VLBI 受信システムの開発(IV)2023
- Author(s)
  氏原秀樹, 市川隆一, 関戸衛, 宗包浩志, 宮原伐折羅, 小林知勝, 寺家孝明, 小山友明, 竹内央, 今井裕
- Organizer
  日本天文学会　春季年会
- Data Source
  KAKENHI-PROJECT-21H04524
[Presentation] Quality Assessment of Mizusawa Software and GPU Correlator2022
- Author(s)
  寺家孝明,小山友明,山内彩
- Organizer
  12th IVS General Meeting
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21H04524
[Presentation] 次世代マイクロ波放射計兼広帯域VLBI受信システムの開発(II)2022
- Author(s)
  氏原秀樹,市川隆一,関戸衛,宗包浩志,宮原伐折羅,小林知勝,寺家孝明,小山友明,竹内央,今井裕
- Organizer
  日本天文学会2022年春季年会
- Data Source
  KAKENHI-PROJECT-21H04524
[Presentation] 次世代マイクロ波放射計兼広帯域VLBI 受信システムの開発(III)2022
- Author(s)
  氏原秀樹, 市川隆一, 関戸衛, 宗包浩志, 宮原伐折羅, 小林知勝, 寺家孝明, 小山友明, 竹内央, 今井裕
- Organizer
  日本天文学会　秋季年会
- Data Source
  KAKENHI-PROJECT-21H04524
[Presentation] 次世代超高感度マイクロ波放射計用広帯域受信機の開発(III)2022
- Author(s)
  氏原秀樹, 市川隆一，関戸衛，宮原伐折羅，宗包浩志，小林智勝，竹内央，今井裕，寺家孝明，小山友明
- Organizer
  日本測地学会　第138回講演会
- Data Source
  KAKENHI-PROJECT-21H04524
[Presentation] HINOTORI (Hybrid Integration Project in Nobeyama, Triple-band Oriented) 進捗報告2022
- Author(s)
  今井裕, 新永浩子, 甘田渓, 松坂怜, 中島圭佑, 沈嘉耀, 新沼浩太郎, 清水祐亮, 小川英夫, 澤田佐藤聡子, 米山翔, 小山友明, 西村淳, 宮澤千栄子, 高橋敏一, 亀野誠二, 廣田朋也, 岡田望, 米倉覚則
- Organizer
  日本天文学会　秋季年会
- Data Source
  KAKENHI-PROJECT-21H04524
[Presentation] 次世代マイクロ波放射計兼広帯域VLBI受信システムの開発(I)2021
- Author(s)
  氏原秀樹,市川隆一,関戸衛,宗包浩志,宮原伐折羅,小林知勝,寺家孝明,小山友明,竹内央,今井裕
- Organizer
  日本天文学会2021年秋季年会
- Data Source
  KAKENHI-PROJECT-21H04524
[Presentation] 次世代高感度マイクロ波放射計用広帯域受信機の開発(II)2021
- Author(s)
  氏原秀樹, 市川隆一, 佐藤晋介, 関戸衛, 太田雄策, 宮原伐折羅, 宗包浩志, 小林知勝, 長崎岳人, 田島治, 荒木健太郎, 田尻拓也, 松島健, 今井裕, 瀧口博士, 竹内央, 寺家孝明, 小山友明, 松島喜雄, 桃谷辰也, 宇都宮健志
- Organizer
  日本測地学会
- Data Source
  KAKENHI-PROJECT-21H04524
[Presentation] 広帯域アンテナの開発2021
- Author(s)
  氏原秀樹,市川隆一, 佐藤晋介, 関戸衛, 太田雄策(東北大), 宮原伐折羅, 宗包浩志,小林知勝,長崎岳人, 田島治, 荒木健太郎, 田尻拓也, 松島健, 今井裕,瀧口博士, 竹内央, 寺家孝明, 小山友明, 松島喜雄, 桃谷辰也, 宇都宮健志
- Organizer
  VLBI懇談会シンポジウム2021
- Data Source
  KAKENHI-PROJECT-21H04524
[Presentation] 日韓VLBI による、43GHz帯偏波 VLBI試験観測経過報告及び活動銀河核ジェット収束機構の研究2019
- Author(s)
  萩原喜昭、河野祐介、鈴木駿策、秦和弘、小山友明、宇賀裕哉、松枝知佳 (国立天文台)、藤沢健太、新沼浩太郎 (山口大)、嶺重慎 (京都大)、米倉覚則 (茨城大)、笹田真人 (広島大)
- Organizer
  日本天文学会2019年春季年会
- Data Source
  KAKENHI-PROJECT-15H03644
[Presentation] VERA-upgrade 計画の進捗 II2018
- Author(s)
  小山友明、河野祐介、鈴木駿策、宇賀裕哉、永山匠、寺家孝明(国立天文台)、他 VERAプロジェクトチーム
- Organizer
  日本天文学会2018年春季年会
- Data Source
  KAKENHI-PROJECT-15H03644
[Presentation] VERA-upgrade計画の進捗III2018
- Author(s)
  小山友明、河野祐介、鈴木駿策、宇賀裕哉、山内彩、永山匠、寺家孝明 (国立天文台)、他VERAプロジェクトチーム
- Organizer
  日本天文学会2018年秋季年会
- Data Source
  KAKENHI-PROJECT-15H03644
[Presentation] VERA43GHz帯両偏波化とKaVA偏波試験観測の進捗状況2018
- Author(s)
  萩原喜昭、科研費研究チーム(河野祐介、鈴木駿策、秦和弘、小山友明、宇賀裕哉、藤澤健太、新沼浩太郎、米倉覚則、笹田真人)
- Organizer
  2018年度VLBI懇談会シンポジウム
- Data Source
  KAKENHI-PROJECT-15H03644
[Presentation] VERA 43GHz帯用両偏波受信システムの開発と活動銀河核ジェットの生成・収束機構の研究2018
- Author(s)
  萩原喜昭、河野祐介、鈴木駿策、秦和弘、小山友明、宇賀裕哉、松枝知佳 (国立天文台)、藤澤健太、新沼浩太郎 (山口大)、嶺重慎 (京都大)、米倉覚則 (茨城大)、笹田真人 (広島大)
- Organizer
  日本天文学会2018年秋季年会
- Data Source
  KAKENHI-PROJECT-15H03644

1. HONMA Mareki (20332166)

# of Collaborated Projects: 3 results

# of Collaborated Products: 2 results
2. KONO Yusuke (00370106)

# of Collaborated Projects: 3 results

# of Collaborated Products: 7 results
3. HADA KAZUHIRO (60724458)

# of Collaborated Projects: 3 results

# of Collaborated Products: 3 results
4. KAWABE Ryohei (10195141)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
5. KAWAGUCHI Noriyuki (90214618)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
6. JIKE Takaaki (40425400)

# of Collaborated Projects: 2 results

# of Collaborated Products: 10 results
7. NAGAI Hiroshi (00455198)

# of Collaborated Projects: 2 results

# of Collaborated Products: 1 results
8. AKIYAMA Kazunori

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
9. KOHNO Kotaro (80321587)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
10. EZAWA Hajime (60321585)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
11. SASAKI Sho (10183823)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
12. MATSUMOTO Koji (30332167)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
13. KIKUCHI Fuyuhiko (30465926)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
14. ARAKI Hiroshi (10290884)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
15. NODA Hirotomo (10353426)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
16. HANADA Hideo (60132677)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
17. KAMEYA Osamu (70202025)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
18. IWATA Takahiro (20201949)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
19. MOROTA Tomokatsu (30415898)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
20. HEKI Kosuke (30280564)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
21. YAMADA Ryuhei (60647379)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
22. Aoki Takahiro (30624845)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
23. Hagiwara Yoshiaki (60399300)

# of Collaborated Projects: 1 results

# of Collaborated Products: 3 results
24. YONEKURA YOSHINORI (90305665)

# of Collaborated Projects: 1 results

# of Collaborated Products: 3 results
25. MINESHIGE SHIN (70229780)

# of Collaborated Projects: 1 results

# of Collaborated Products: 2 results
26. NIINUMA KOTARO (30434260)

# of Collaborated Projects: 1 results

# of Collaborated Products: 5 results
27. SASADA MAHITO (10725352)

# of Collaborated Projects: 1 results

# of Collaborated Products: 3 results
28. 藤澤健太 (70311181)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
29. 氏原秀樹 (40399283)

# of Collaborated Projects: 1 results

# of Collaborated Products: 9 results
30. 市川隆一 (40359055)

# of Collaborated Projects: 1 results

# of Collaborated Products: 9 results
31. 関戸衛 (60359057)

# of Collaborated Projects: 1 results

# of Collaborated Products: 9 results
32. 宗包浩志 (50370812)

# of Collaborated Projects: 1 results

# of Collaborated Products: 9 results
33. 小林知勝 (40447991)

# of Collaborated Projects: 1 results

# of Collaborated Products: 9 results
34. 宮原伐折羅 (90825457)

# of Collaborated Projects: 1 results

# of Collaborated Products: 9 results
35. 竹内央 (90329029)

# of Collaborated Projects: 1 results

# of Collaborated Products: 9 results
36. 今井裕 (70374155)

# of Collaborated Projects: 1 results

# of Collaborated Products: 11 results
37. OGAWA Hideo

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
38. KIMURA Kimihiro

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
39. IWASHITA Hiroyuki

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
40. TAZAKI Fumie

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
41. SUZUKI SYUNSAKU

# of Collaborated Projects: 1 results

# of Collaborated Products: 5 results
42. SAWADA Satoko

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
43. 藤沢健太

# of Collaborated Projects: 0 results

# of Collaborated Products: 4 results
44. 元木業人

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results

OYAMA TOMOAKI 小山 友明

OYAMA Tomoaki 小山 友明

Research Projects

Research Products

Co-Researchers

地球と宇宙の時空計測の地平を拓く超広帯域大気スペクトル計測システムの開発

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Constructing Commensal Observation System to Reveal The Origins of Short Duration Radio Transients

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Approaching the creation mechanism of black hole jet using mm-VLBI polarimetry

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Interior structure of the moon and planets by VLBI observation of spacecraft: Size, state and the origin of metallic core

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Development of new imaging tehchnique for sub-mm VLBI

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Sub-mm VLBI observations of the event horizon of the super-massive black hole at the Galaxy center

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

[Journal Article] HINOTORI and Its Perspectives in the Black-Hole Jet Study2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] A comparative study of amplitude calibrations for the East Asia VLBI Network: A priori and template spectrum methods2017

Author(s)

Journal Title

DOI

Data Source

[Journal Article] The discovery of new AGN candidates within the field of Fermi unassociated γ-ray sources2016

Author(s)

Journal Title

Data Source

[Journal Article] First Simultaneous mapping of four 7 mm SiO maser lines using the OCTAVE System2016

Author(s)

Journal Title

DOI

Data Source

[Journal Article] The discovery of new AGN candidates within the field of Fermi unassociated γ-ray sources2016

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Multifrequency VLBI Observations of the Broad Absorption Line Quasar J1020+4320: Recently Restarted Jet Activity?2013

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Multi-Epoch VERA Observations of Sagittarius A*. I. Images and Structural Variability2013

Author(s)

Journal Title

DOI

Data Source

[Journal Article] An ALMA Beamformer for VLBI and Phased Array Science2012

Author(s)

Journal Title

Data Source

[Journal Article] 1.3 mm Wavelength VLBI of Sagittarius A: Detection of Time-variable Emission on Event Horizon Scales2011

OYAMA TOMOAKI 小山友明

OYAMA Tomoaki 小山友明