Ewan O’Sullivan - Publications, H-index & Citations

Ewan O’Sullivan

Harvard & Smithsonian

31H指数

247论文数

3.9K被引数

收录论文 101

发表时间

A MeerKAT View of the Neutral Atomic Gas in Stephan’s Quintet MeerKAT 视角下的斯蒂芬五重奏中性原子气体

The Astrophysical Journal

IF0

2026-04-22

OAAI

K. Rajpurohit; E. O’Sullivan; G. Schellenberger; J. M. Vrtilek; L. P. David; S. Giacintucci; P. N. Appleton; C. K. Xu; C. Cheng; T. Deb

Multiphase Gas Offsets in the Atmospheres of Central Galaxies and Their Consequences for SMBH Activation. I. The Hot and Warm Ionized Gas Phases 多相气体偏移在中心星系大气层中的表现及其对SMBH激活的影响。I. 热和温电离气体相

The Astrophysical Journal

IF0

2025-11-28

OAAI

Francesco Ubertosi; Fabrizio Brighenti; Ewan O’Sullivan; Gerrit Schellenberger; Myriam Gitti; Simona Giacintucci; Pasquale Temi; Laurence P. David; Jan Vrtilek; Tiziana Venturi; Elisabetta Liuzzo; Marcella Massardi; Kamlesh Rajpurohit

Radial Profiles of Radio Halos in Massive Galaxy Clusters: Diffuse Giants Over 2 Mpc 巨椭圆星系团中射电晕的径向分布：超过2 Mpc的弥漫巨体

The Astrophysical Journal

IF0

2025-10-07

OAAI

K. Rajpurohit; A. Botteon; E. O’Sullivan; W. Forman; M. Balboni; L. Bruno; R. J. van Weeren; M. Hoeft; G. Brunetti; C. Jones; A. S. Rajpurohit; S. P. Sikhosana

SQ-A: A Collision-triggered Starburst in the Intragroup Medium of Stephan’s Quintet SQ-A：斯蒂芬五合星系群内介质中的一次碰撞触发的星爆

The Astrophysical Journal

IF0

2025-09-29

OAAI

C. K. Xu; C. Cheng; M. S. Yun; P. N. Appleton; B. H. C. Emonts; J. Braine; S. C. Gallagher; P. Guillard; U. Lisenfeld; E. O’Sullivan; F. Renaud; P. Aromal; P.-A. Duc; A. Labiano; A. Togi

Chandra X-Ray Observatory Study of the X-Ray Emission of PKS 0023−26 and Comparison with Recent ALMA Results 钱德拉X射线天文台对PKS 0023−26的X射线发射的研究及与近期ALMA结果的比较

astrophysical journal

IF0

2025-08-29

OAAI

A. Siemiginowska; R. Morganti; G. Fabbiano; E. O’Sullivan; T. Oosterloo; C. Tadhunter; D. Burke

JVLA and VLBA Study of the Merging Cool Core CHIPS 1911+4455 at z ∼ 0.5 Radio Emission from an Infant Active Galactic Nucleus and from a Rapidly Star-forming Brightest Cluster Galaxy JVLA和VLBA对z∼0.5处合并冷核CHIPS 1911+4455的研究：来自幼年活动星系核和快速恒星形成的最亮星系团成员的射电辐射

astrophysical journal

IF0

2025-08-08

PREAI

Francesco Ubertosi; Myriam Gitti; Pasquale Temi; Ewan O’Sullivan; Valeria Olivares; Gerrit Schellenberger; Fabrizio Brighenti; Marcello Giroletti

Bird's-eye View of Molecular Gas across Stephan's Quintet Galaxy Group and Intragroup Medium

ASTROPHYSICAL JOURNAL

IF5.4

2024-12-30

OAAI

Emonts, B. H. C.; Appleton, P. N.; Lisenfeld, U.; Guillard, P.; Xu, C. K.; Reach, W. T.; Barcos-Munoz, L.; Labiano, A.; Ogle, P. M.; O'Sullivan, E.; Togi, A.; Gallagher, S. C.; Aromal, P.; Duc, P. -a.; Alatalo, K.; Boulanger, F.; Diaz-Santos, T.; Helou, G.

Probing the High-frequency Variability of NGC 5044: The Key to Active Galactic Nucleus Feedback

ASTROPHYSICAL JOURNAL

IF5.4

2024-11-27

OAAI

Schellenberger, Gerrit; O'Sullivan, Ewan; David, Laurence P.; Vrtilek, Jan; Romero, Charles; Petitpas, Glen; Forman, William; Giacintucci, Simona; Gurwell, Mark; Jones, Christine; Rajpurohit, Kamlesh; Ubertosi, Francesco; Venturi, Tiziana

Multi-epoch jet outbursts in Abell 496: Synchrotron ageing and buoyant X-ray cavities draped by warm gas filaments

ASTRONOMY & ASTROPHYSICS

IF5.8

2024-11-20

PREAI

Ubertosi, F.; Giacintucci, S.; Clarke, T.; Markevitch, M.; Venturi, T.; O'Sullivan, E.; Gitti, M.

A Deep Dive into the NGC 741 Galaxy Group: Insights into a Spectacular Head-tail Radio Galaxy from VLA, MeerKAT, uGMRT, and LOFAR

ASTROPHYSICAL JOURNAL

IF5.4

2024-11-13

OAAI

Rajpurohit, K.; O'Sullivan, E.; Schellenberger, G.; Brienza, M.; Vrtilek, J. M.; Forman, W.; David, L. P.; Clarke, T.; Botteon, A.; Vazza, F.; Giacintucci, S.; Jones, C.; Brueggen, M.; Shimwell, T. W.; Drabent, A.; Loi, F.; Loubser, S. I.; Kolokythas, K.; Babyk, I.; Rottgering, H. J. A.

Two distinct molecular cloud populations detected in massive galaxies

MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY

IF4.8

2024-07-29

OAAI

Rose, Tom; McNamara, B. R.; Combes, F.; Edge, A. C.; McDonald, M.; O'Sullivan, Ewan; Russell, H.; Fabian, A. C.; Ferland, G.; Salome, P.; Tremblay, G.

A Hot Core in the Group-dominant Elliptical Galaxy NGC 777

ASTROPHYSICAL JOURNAL

IF5.4

2024-07-17

OAAI

O'Sullivan, Ewan; Rajpurohit, Kamlesh; Schellenberger, Gerrit; Vrtilek, Jan; David, Laurence P.; Babul, Arif; Olivares, Valeria; Ubertosi, Francesco; Kolokythas, Konstantinos; Babyk, Iurii; Loubser, Ilani

Global retrieval of stratospheric and tropospheric BrO columns from the Ozone Mapping and Profiler Suite Nadir Mapper (OMPS-NM) on board the Suomi-NPP satellite

ATMOSPHERIC MEASUREMENT TECHNIQUES

IF3.3

2024-05-14

OAAI

Chong, Heesung; Abad, Gonzalo Gonzalez; Nowlan, Caroline R.; Chan Miller, Christopher; Saiz-Lopez, Alfonso; Fernandez, Rafael P.; Kwon, Hyeong-Ahn; Ayazpour, Zolal; Wang, Huiqun; Souri, Amir H.; Liu, Xiong; Chance, Kelly; O'Sullivan, Ewan; Kim, Jhoon; Koo, Ja-Ho; Simpson, William R.; Hendrick, Francois; Querel, Richard; Jaross, Glen; Seftor, Colin; Suleiman, Raid M.

Galaxy Groups as the Ultimate Probe of AGN Feedback

GALAXIES

IF3.8

2024-05-13

OAAI

Eckert, Dominique; Gastaldello, Fabio; O'Sullivan, Ewan; Finoguenov, Alexis; Brienza, Marisa

Abell 746: A Highly Disturbed Cluster Undergoing Multiple Mergers

ASTROPHYSICAL JOURNAL

IF5.4

2024-04-24

OAAI

Rajpurohit, K.; Lovisari, L.; Botteon, A.; Jones, C.; Forman, W.; O'Sullivan, E.; van Weeren, R. J.; HyeongHan, K.; Bonafede, A.; Jee, M. J.; Vazza, F.; Brunetti, G.; Cho, H.; Dominguez-Fernandez, P.; Stroe, A.; Finner, K.; Brueggen, M.; Vrtilek, J. M.; David, L. P.; Schellenberger, G.; Wittman, D.; Lusetti, G.; Kraft, R.; de Gasperin, F.

An improved OMI ozone profile research product version 2.0 with collection 4 L1b data and algorithm updates

ATMOSPHERIC MEASUREMENT TECHNIQUES

IF3.3

2024-04-04

OAAI

Bak, Juseon; Liu, Xiong; Yang, Kai; Abad, Gonzalo Gonzalez; O'Sullivan, Ewan; Chance, Kelly; Kim, Cheol-Hee

Deep Chandra Observations of A2495: A Possible Sloshing-regulated Feedback Cycle in a Triple-offset Galaxy Cluster

ASTROPHYSICAL JOURNAL

IF5.4

2024-02-21

OAAI

Rosignoli, L.; Ubertosi, F.; Gitti, M.; Brighenti, F.; Pasini, T.; O'Sullivan, E.; Gastaldello, F.; Gaspari, M.; Temi, P.

Weak-lensing Analysis of the Complex Cluster Merger A746 with Subaru/Hyper Suprime-Cam

ASTROPHYSICAL JOURNAL

IF5.4

2024-02-12

OAAI

HyeongHan, K.; Cho, H.; Jee, M. James; Wittman, D.; Cha, S.; Lee, W.; Finner, K.; Rajpurohit, K.; Brueggen, M.; Forman, W.; Jones, C.; van Weeren, R.; Botteon, A.; Lovisari, L.; Stroe, A.; Dominguez-Fernandez, P.; O'Sullivan, E.; Vrtilek, J.

Jet Reorientation in Central Galaxies of Clusters and Groups: Insights from VLBA and Chandra Data

ASTROPHYSICAL JOURNAL

IF5.4

2024-01-19

OAAI

Ubertosi, Francesco; Schellenberger, Gerrit; O'Sullivan, Ewan; Vrtilek, Jan; Giacintucci, Simona; David, Laurence P.; Forman, William; Gitti, Myriam; Venturi, Tiziana; Jones, Christine; Brighenti, Fabrizio

Revisiting X-Ray-bright Optically Normal Galaxies with the Chandra Source Catalog

ASTROPHYSICAL JOURNAL

IF5.4

2023-09-18

OAAI

Kim, Dong-Woo; Malnati, Amanda; Cassity, Alyssa; Fabbiano, Giuseppina; Galarza, Juan Rafael Martinez; OSullivan, Ewan

研究方向