Publications
A list of published and accepted peer-reviewed papers is given below. ADS links point to the SAO/NASA Astrophysics Data System, which in turn links to the journal papers. Digital Object Identifier (DOI) links point direct to the journal paper. ArXiv/astro-ph links point to arXiv.org, where copies are available free of charge. A few papers relating to my time working on atmospheric pollution measurements, and my Ph.D. thesis, are at the bottom the page. Or you can try the listing services linked on the right.
Press and Image Releases
Galaxy Gathering Brings Warmth describing my work on the violent group-group merger around NGC 6338.
Hot gas sloshing in a galactic cauldron on the sloshing motions in NGC 5044 and their affects on the old radio lobe.
Stephan's Quintet: A Galaxy Collision in Action
with accompanying Chandra Blog posts:
A Galaxy Collision in Action, and
What's Behind Stephan's Quintet?
Chandra's Find of Lonely Halo Raises Questions About Dark Matter
Papers and Preprints
- Eckert, T., Gastaldello, F., O'Sullivan, E., Finoguenov, A., Brienza, M., and the X-GAP collaboration, 2024, Galaxies, submitted, Galaxy groups as the ultimate probe of AGN feedback
arXiv:2403.17145 - Rose, T., McNamara, B., Combes, F., Edge, A.C., McDonald, M., O'Sullivan, E., Russell, H., Fabian, A.C., Ferland, G., Salome, P., Tremblay, G., 2024, MNRAS, submitted, Two distinct molecular cloud populations detected in massive galaxies
arXiv:2403.03974 - Rosignoli, L., Ubertosi, F., Gitti, M., Brighenti, F., Pasini, T., O'Sullivan, E., Gastaldello, F., Gaspari, M., Temi, P., 2024, ApJ, 963, 8, Deep Chandra observations of Abell 2495: a possible sloshing-regulated feedback cycle in a triple-offset galaxy cluster
DOI, ADS, arXiv:2312.12855 - Ubertosi, F., Schellenberger, G., O'Sullivan, E., Vrtilek, J., Giacintucci, S., David, L.P., Forman, W.R., Gitti, M., Venturi, T., Jones, C., Brighenti, F., 2024, ApJ, 961, 134, Jet reorientation in central galaxies of clusters and groups: insights from VLBA and Chandra data
DOI, ADS, arXiv:2312.02283 - Kim HH., Cho, H., Jee, M.J., Wittman, D., Cha, S., Lee, W., Finner, K., Rajpurohit, K., Brüggen, M., Jones, C., van Weeren, R., Botteon, A., Lovisari, L., Stroe, A., Domínguez-Fernández, P., O'Sullivan, E., Vrtilek, J., 2024, ApJ, 962, 100, Weak-Lensing Analysis of the Complex Cluster Merger Abell 746 with Subaru/Hyper Suprime-Cam
DOI, ADS, arXiv:2311.00643 - Rajpurohit, K., Lovisari, L., Botteon, A., Jones, C., Forman, W., O'Sullivan, E., van Weeren, R.J., HyeongHan, K., Bonafede, A., Jee, M.J., Domínguez-Fernández, P., Vazza, F., Brunetti, G., Cho, H., Stroe, A., Finner, K., Brüggen, M., Vrtilek, J.M., David, L.P., Schellenberger, G., Wittman, D., Lusetti, G., Kraft, R., de Gasperin, F., 2023, ApJ, accepted, Abell 746: A highly disturbed cluster undergoing multiple mergers
arXiv:2309.01716 - Saeedzadeh, V., Jung, S.L., Rennehan, D., Babul, A., Tremmel, M., Quinn, T.R., Shao, Z., Sharma, P., Mayer, L., O'Sullivan, E. Loubser, S.I., 2023, MNRAS, 555, 5677, Cool and gusty, with a chance of rain: Dynamics of multiphase CGM around massive galaxies in the ROMULUS simulations
DOI, ADS, arXiv:2304.03798 - Kim, D.-W., Malnati, A., Cassity, A., Fabbiano, G., Martinez Galarza, J.R., O'Sullivan, E., 2023, ApJ, 955, 56, Revisiting X-ray-Bright-Optically-Normal-Galaxies with the Chandra Source Catalog
DOI, ADS, arXiv:2304.13160 - Kim, D.-W., Cassity, A., Bhatt, B., Fabbiano, G., Martinez Galarza, J.R., O'Sullivan, E., Rots, A., 2023, ApJS, 268, 17, The Chandra Source Catalog Normal Galaxy Sample
DOI ADS, arXiv:2304.13159 - Schellenberger, G., O'Sullivan, E., Giacintucci, S., Vrtilek, J., David, L.P., Combes, F., Bîrzan, L., Pan, H.-A., Lin, L., 2023, ApJ, 948, 101, Feedback in the merging galaxy group NGC6338
DOI, ADS, arXiv:2303.08833 - Ubertosi, F., Gitti, M., Brighenti, F., Olivares, V., O'Sullivan, E., Schellenberger, G., 2023, A&A, 673, A52, Waking the monster: the onset of AGN feedback in galaxy clusters hosting young central radio galaxies
ADS, DOI, arXiv:2303.04821 - Appleton, P.N., Guillard, P., Emonts, B., Boulanger, F., Togi, A., Reach, W.T., Alatalo, K., Cluver, M., Diaz Santos, T., Duc, P.-A., Gallagher, S., Ogle, P., O'Sullivan, E., Voggel, K., Xu, C.K., 2023, ApJ, 951, 104, Multi-phase gas interactions on subarcsec scales in the shocked IGM of Stephan's Quintet with JWST and ALMA
ADS, DOI, arXiv:2301.02928 - Lagos, P., Loubser, S.I., Scott, T.C., O'Sullivan, E., Kolokythas, K., Babul, A., Nigoche-Netro, A., Olivares, V., Sengupta, C., 2022, MNRAS, 516, 5487, Spatially-resolved properties of early-type group-dominant galaxies with MUSE: gas content, ionisation mechanisms and metallicity gradients
ADS, DOI, arXiv:2208.14115 - Loubser, S.I., Lagos, P., Babul, A., O'Sullivan, E., Jung, S.L., Olivares, V., Kolokythas, K., 2022, MNRAS, 515, 1104, Merger histories of brightest group galaxies from MUSE stellar kinematics
ADS, DOI, arXiv:2206.13215 - Seth, R., O'Sullivan, E., Sebastian, B., Raychaudhury, S., Schellenberger, G., Haines, C.P., 2022, MNRAS, 513, 3273, The contribution of non-central radio galaxies to AGN feedback in rich galaxy clusters
ADS, DOI, arXiv:2204.06102 - Jung, S.L., Rennehan, D., Saeedzadeh, V., Babul, A., Tremmel, M., Quinn, T.R., Loubser, S.I., O'Sullivan, E., Yi, S.K., 2022, MNRAS, 515, 22, Massive central galaxies of galaxy groups in the Romulus simulations: an overview of galaxy properties at z=0
ADS, DOI, arXiv:2203.00016 - Olivares, V., Salomé, P., Hamer, S.L., Combes, F.,
Gaspari, M., Kolokythas, K., O'Sullivan, E.,
Beckmann, R.S., Babul, A., Polles, F.L., Lehnert, M.,
Loubser, S.I., Donahue, M., Gendron-Marsolais, M.-L.,
Lagos, P., Pineau des Forets, G., Godard, B., Rose,
T., Tremblay, G., Ferland, G., Guillard, P., 2022,
A&A, 666, A94, Gas condensation in Brightest Group
Galaxies unveiled with MUSE
ADS, DOI, arXiv:2201.07838 - Kolokythas, K., Vaddi, S., O'Sullivan, E.,
Loubser, I., Babul, A., Raychaudhury, S., Lagos, P.,
Jarrett, T.H., 2022, MNRAS, 510, 4191, The Complete
Local Volume Groups Sample -- IV. Star formation and
gas content in group-dominant galaxies
ADS, DOI, arXiv:2112.08498 - Schellenberger, G., Giacintucci, S., Lovisari, L.,
O'Sullivan, E., Vrtilek, J., David, L.P.,
Melin, J.-P., Lal, D.V., Ettori, S., Kolokythas, K.,
Sereno, M., Raychaudhury, S., 2022, ApJ, 925, 91,
The unusually weak and exceptionally steep radio
relic in Abell 2108
ADS, DOI, arXiv:2111.09225 - Grossová, R., Werner, N., Massaro, F., Lakhchaura,
K., Plšek, T., Gabányi, K., Rajpurohit, K., Canning,
R.E.A., Nulsen, P., O'Sullivan, Allen, S.W.,
Fabian, A., 2022, ApJ, 258, 30, VLA Radio Study of
a Sample of Nearby X-ray and Optically Bright
Early-Type Galaxies
ADS, DOI, arXiv:2111.02430 - O'Sullivan, E., Kunert-Bajraszewska, M.,
Siemiginowska, A., Burke, D.J., Combes, F., Salomé,
P., Giacintucci, S., 2021, AN, 342, 1155, 1321+045:
a Compact Steep Spectrum radio source in a cool-core
galaxy cluster
ADS, DOI, arXiv:2110.08358 - O'Sullivan, E., Combes, F., Babul, A.,
Chapman, S., Phadke, K.A., Schellenberger, G., Salomé,
P., 2021, MNRAS, 508, 3796, Molecular gas along the
old radio jets of the cluster-central type 2 quasar
IRAS 09104+4109
ADS, DOI, arXiv:2109.13756 - Islam, N., Kim, D.-W., Lin, K., O'Sullivan,
E., Anderson, C., Fabbiano, G., Lauer, J., Morgan,
D., Mossman, A., Paggi, A., Trinchieri, G., Vrtilek,
S., 2021, ApJS, 256, 22, An XMM-Newton Early-type
Galaxy Atlas
ADS, DOI, arXiv:2106.14937 - Eckert, D., Gaspari, M., Gastaldello, F., Le Brun, A.M.C., O'Sullivan, E., 2021, Universe, 7, 142, Feedback from Active Galactic Nuclei in Galaxy Groups
Publisher, DOI, ADS, arXiv:2106.13259 - O'Sullivan, E., Kunert-Bajraszewska, M.,
Siemiginowska, A., Burke, D.J., Combes, F., Salomé, P., Giacintucci, S., 2021, ApJ, 913, 105, The cluster-central compact steep-spectrum radio galaxy 1321+045
DOI, ADS, arXiv:2104.04548 - Pasini, T., Gitti, M., Brighenti, F., O'Sullivan, E., Gastaldello, F., Temi, P., Hamer, S., 2021, ApJ, 911, 66, A first Chandra view of the cool core cluster A1668: offset cooling and AGN feedback cycle
DOI, ADS, arXiv:2102.11299 - Schellenberger, G., David, L.P., O'Sullivan, E., Giacintucci, S., Forman, W.R., Jones, C., Venturi, T., 2021, ApJ, 906, 16, A new feedback cycle in the archetypal cooling flow group NGC 5044
DOI, ADS, arXiv:2010.13804 - Islam, N., Vrtilek, S.D., Boroson, B., Kim, D-W., O'Sullivan,E., McCollough, M.L., Fabbiano, G., Anderson, C., Burke, D.J., D'Abrusco, R., Fruscione, A., Lauer, J.L., Morgan, D., Mossman, A., Paggi, A., Trinchieri, G., 2020, New Astronomy, 85, 101514, Comparing X-ray color selection in separating X-ray binary classes using Color-Color-Intensity diagrams
DOI, ADS, arXiv:2007.05810 - Pan, H.-A., Lin, L., Hsieh, B.-C., Michalowski, M.J., Bothwell, M.S., Huang, S., Moiseev, A.V., Oparin, D., O'Sullivan, E., Worrall, D.M., Sanchez, S.F., Gwyn, S., Law, D.R., Stark, D.V., Bizyaev, D., Li, C., Lee, C.-H., Fu, H., Belfiore, F., Bundy, K., Fernandez-Trincado, J.G., Gelfand, J., Peirani, S., 2020, ApJ, 903, 16, SDSS-IV MaNGA: The nature of an off-galaxy Halpha blob -- a multi-wavelength view of offset cooling in a merging galaxy group
DOI, ADS, arXiv:2009.06656 - Pasini, T., Brüggen, M., de Gasperin, F., Bîrzan, L., O'Sullivan, E., Finoguenov, A., Jarvis, M., Gitti, M., Brighenti, F., Whittam, J.D., Collier, I., Heywood, I., Gozaliasl, G., 2020, MNRAS, 497, 2163, The relation between the diffuse X-ray luminosity and the radio power of the central AGN in galaxy groups
DOI, ADS, arXiv:2007.04999 - Loubser, S.I., Babul, A., Hoekstra, H., Bah?, Y.M., O'Sullivan, E., Donahue, M., 2020, MNRAS, 496, 1857, Dynamical masses of brightest cluster galaxies I: stellar velocity anisotropy and mass-to-light ratios
DOI, ADS, arXiv:2006.05706 - Kolokythas, K. O'Sullivan, E., Giacintucci, S., Worrall, D.M., Birkinshaw, M., Raychaudhury, S., Horellou, C., Intema, H., Loubser, S.I., 2020, MNRAS, 496, 1471, Evidence of AGN feedback and sloshing in the X-ray luminous NGC 1550 galaxy group
DOI, ADS, arXiv:2005.12950 - Schellenberger, G., David, L.P., Vrtilek, J., O'Sullivan, E., Lim, J., Forman, W.R., Sun, M., Combes, F., Salomé, P., Jones, C., Giacintucci, S., Edge, A., Gastaldello, F., Temi, P., Brighenti, F., Bardelli, S., 2020, ApJ, 894, 72, Atacama Compact Array Measurements of the Molecular Mass in the NGC 5044 Cooling Flow Group
DOI, ADS, arXiv:2004.01717 - Kim, D.-W., Traynor, L., Paggi, A., O'Sullivan, E., Anderson, C., Burke, D.J., D'Abrusco, R., Fabbiano, G., Fruscione, A., Lauer, J., McCollough, M., Morgan, D., Mossman, A., Vrtilek, S., Trinchieri, G., 2020, MNRAS, 492, 2095, Temperature Profiles of Hot Gas In Early Type Galaxies
DOI, ADS, arXiv:1912.06098 - Pasini, T., Gitti, M., Brighenti, F., Temi, P., Amblard, A., Hamer, S., Ettori, S., O'Sullivan, E., Gastaldello, F., 2019, ApJ, 885, 111, A BCG with offset cooling: is the AGN feedback cycle broken in A2495?
DOI, ADS, arXiv:1910.05363 - Kolokythas, K., O'Sullivan, E., Raychaudhury, S., Babul, A., Giacintucci, S., Gitti, M., 2019, MNRAS, 489, 2488, The Complete Local Volume Groups Sample - III. Characteristics of group central radio galaxies in the Local Universe
DOI, ADS, arXiv:1907.10768 - Schellenberger, G., David, L.P., O'Sullivan, E., Vrtilek, J.M., Haines, C.P., 2019, ApJ, 882, 59, Forming one of the most massive objects in the Universe: The quadruple merger in Abell 1758
DOI, ADS, arXiv:1907.10581 - O'Sullivan, E., Schellenberger, G., Burke, D.J., Sun, M., Vrtilek, J.M., David, L.P., Sarazin, C., 2019, MNRAS, 488, 2925, Building a cluster: shocks, cavities, and cooling filaments in the group-group merger NGC 6338
DOI, ADS, arXiv:1906.07710 - Kim, D.-W., Anderson, C., Burke, D., D'Abrusco, R., Fabbiano, G., Fruscione, A., Lauer, J., McCollough, M., Morgan, D., Mossman, A., O'Sullivan, E., Paggi, A., Vrtilek, S., Trinchieri, G., 2019, ApJS, 241, 36, Chandra Early-type Galaxy Atlas
DOI, ADS, arXiv:1812.02718 - Kolokythas, K., O'Sullivan, E., Raychaudhury, S., Giacintucci, S., Gitti, M., Babul, A., 2018, MNRAS, 481, 1550, The Complete Local volume Groups Sample - II. A Study of the Central Radio Galaxies in the High-Richness subsample
DOI, ADS, arXiv:1807.11095 - O'Sullivan, E., Combes, F., Salom?, P., David, L.P., Babul, A., Vrtilek, J.M., Lim, J., Olivares, V., Raychaudhury, S., Schellenberger, G., 2018, A&A, 618, A126, Cold gas in a complete sample of group-dominant early-type galaxies
DOI, ADS, arXiv:1807.09110 - van Dokkum, P., Cohen, Y., Danieli, S., Kruijssen, J.M.D., Romanowsky, A.J., Merritt, A., Abraham, R., Brodie, J., Conroy, C., Lokhorst, D., Mowla, L., O'Sullivan, E. Zhang, J., 2018, ApJL, 856, L30, An enigmatic population of luminous globular clusters in a galaxy lacking dark matter
DOI, ADS, arXiv:1803.10240 - van Dokkum, P., Danieli, S., Cohen, Y., Merritt, A., Romanowsky, A.J., Abraham, R., Brodie, J., Conroy, C., Lokhorst, D., Mowla, L., O'Sullivan, E. Zhang, J., 2018, Nature, 555, 629, A galaxy lacking dark matter
DOI, ADS, arXiv:1803.10237 - Loubser, S.I., Hoekstra, H., Babul, A., O'Sullivan, E., 2018, MNRAS, 477, 335, Diversity in the stellar velocity dispersion profiles of a large sample of Brightest Cluster Galaxies z<=0.3
DOI, ADS, arXiv:1802.07745 - Ignesti, A., Gitti, M., Brunetti, G., O'Sullivan, E., Sarazin, C., Wong, K., 2018, A&A, 610, A89, The mystery of the 'Kite' radio source in Abell 2626: insights from new Chandra observations
DOI, ADS, arXiv:1712.07884 - Kim, D.-W., Anderson, C., Burke, D., Fabbiano, G., Fruscione, A., Lauer, J., McCullough, M., Mossman, M., O'Sullivan, E., Paggi, A., Vrtilek, S., Trinchieri, G., 2018, ApJ, 853, 129, Disturbed Fossil Group Galaxy NGC 1132
DOI, ADS, arXiv:1706.04609 - O'Sullivan, E., Kolokythas, K., Kantharia, N.G., Raychaudhury, S., David, L.P., Vrtilek, J.M., 2018, MNRAS, 473, 5248, The origin of the X-ray, radio and HI structures in the NGC 5903 galaxy group
DOI, ADS, arXiv:1710.01650 - O'Sullivan, E., Ponman, T.J., Kolokythas, K., Raychaudhury, S., Babul, A., Vrtilek, J.M., David, L.P., Giacintucci, S., Gitti, M., Haines, C.P., 2017, MNRAS, 472, 1482, The Complete Local Volume Groups Sample - I. Sample Selection and X-ray Properties of the High-Richness Subsample
DOI, ADS, arXiv:1708.03555 - Schellenberger, G., Vrtilek, J.M., David, L., O'Sullivan, E., Giacintucci, S., Johnston-Hollitt, M., Duchesne, S.W., Raychaudhury, S., 2017, ApJ, 845, 84, NGC 741 - Mergers and AGN feedback on galaxy group scale
DOI, ADS, arXiv:1707.02985 - David, L.P., Vrtilek, J., O'Sullivan, E., Jones, C., Forman, W., Sun, M., 2017, ApJ, 842, 84, The Presence of Thermally Unstable X-ray Filaments and the Production of Cold Gas in the NGC 5044 Group
DOI, ADS, arXiv:1706.02956 - Paggi, A, Kim, D.-W., Anderson, C., Burke, D., D'Abrusco, R., Fabbiano, G., Fruscione, A., Gokas, T., Lauer, J., McCollough, M., Morgan, D., Mossman, A., O'Sullivan, E. Trinchieri, G., Vrtilek, S., Pellegrini, S., Romanowsky, A.J., Brodie, J., 2017, ApJ, 844, 5, Constraining the Physical State of the Hot Gas Halos in NGC 4649 and NGC 5846
DOI, ADS, arXiv:1706.02303 - Kolokythas, K., O'Sullivan, E., Giacintucci, S., Raychaudhury, S., Ishwara-Chandra, C.H., Worrall, D.M., Birkinshaw, M., 2015, MNRAS, 450, 1732, New insights into the evolution of the FR I radio galaxy 3C 270 (NGC 4261) from VLA and GMRT radio observations
DOI, ADS, arXiv:1503.07549 - Zhang, B., David, L.P., Jones, C., Andrade-Santos, F., O'Sullivan, E., Dahle, H., Nulsen, P.E.J., Clarke, T.E., Pointecouteau, E., Pratt, G.W., Arnaud, M., Vrtilek, J.M., Ji, L., van Weeren, R.J., Kraft, R.P., Kong, X., 2015, ApJ, 804, 129, Chandra and XMM-Newton observations of the merging cluster of galaxies PLCK G036.7+14.9
DOI, ADS, arXiv:1503.07694 - O'Sullivan, E., Combes, F., Hamer, S., Salom?, P., Babul, A., Raychaudhury, S., 2015, A&A, 573, A111, Cold gas in group-dominant elliptical galaxies
DOI, ADS, arXiv:1408.7106 - O'Sullivan, E., Vrtilek, J.M., David, L.P., Giacintucci, S., Zezas, A., Ponman, T.J., Mamon, G.A., Nulsen, P., Raychaudhury, S., 2014, ApJ, 793, 74, Deep Chandra Observations of HCG 16. II. The Development of the Intra-group Medium in a Spiral-rich Group
DOI, ADS, arXiv:1407.7546 - O'Sullivan, E., Zezas, A., Vrtilek, J.M., Giacintucci, S., Trevisan, M., David, L.P., Ponman, T.J., Mamon, G.A., Raychaudhury, S., 2014, ApJ, 793, 73, Deep Chandra Observations of HCG 16. I. Active Nuclei, Star Formation, and Galactic Winds
DOI, ADS, arXiv:1407.7543 - David, L.P., Lim, J., Forman, W., Vrtilek, J., Combes, F., Salomé, P., Edge, A., Jones, C., Sun, M., O'Sullivan, E., Gastaldello, F., Temi, P., Schmitt, H., Ohyama, Y., Hamer, S., Mathews, W., Brighenti, F., Giacintucci, S., Bardelli, S., Trung, D.-V., 2014, ApJ, 792, 94, Molecular Gas in the X-ray Bright Group NGC 5044 as Revealed by ALMA
DOI, ADS, arXiv:1407.3235 - O'Sullivan, E., David, L.P. and Vrtilek, J.M., 2014, MNRAS, 437, 730, The impact of sloshing on the intra-group medium and old radio lobe of NGC 5044
DOI, ADS, arXiv:1310.2163 - Appleton, P.N., Guillard, P., Boulanger, F., Cluver, M.E., Ogle, P., Falgarone, E., Pineau Des Forets, G., O'Sullivan, E., Duc, P.-A., Gallagher, S., Gao, Y., Jarrett, T., Konstantopoulos, I., Lisenfeld, U., Lord, S., Lu, N., Peterson, B.W., Struck, C., Sturm, E., Tuffs, R., Valchanov, I., van der Werf, P., Xu, K.C., 2013, ApJ, 777, 66, Shock-Enhanced C+ Emission and the Detection of H2O from Stephan's Quintet's Group-Wide Shock using Herschel
DOI, ADS, arXiv:1309.1525 - Ettori, S., Gastaldello, F., Gitti, M., O'Sullivan, E., Gaspari, M., Brighenti, F., David, L. & Edge, A.C., 2013, A&A, 555, 893, Cold fronts and metal anisotropies in the X-ray cool core of the galaxy cluster Zw1742+3306
DOI, ADS, arXiv:1305.3926 - Sanderson, A.J.R., O'Sullivan, E., Ponman, T.J., Gonzalez, A.H., Sivanandam, S., Zabludoff, A.I. & Zaritsky, D., 2013, MNRAS, 429, 3288 The baryon budget on the galaxy group/cluster boundary
DOI, ADS, arXiv:1212.1613 - Giacintucci, S., O'Sullivan, E. Clarke, T.E., Murgia, M., Vrtilek, J.M., Venturi, T., David, L.P., Raychaudhury, S., & Athreya, R.M., 2012, ApJ, 755, 172, Recurrent radio outbursts at the center of the NGC1407 galaxy group
DOI, ADS, arXiv:1206.5751 - O'Sullivan, E., Giacintucci, S., Babul, A., Raychaudhury, S., Venturi, T., Bidfell, C., Mahdavi, A., Oonk, J.B.R., Murray, N., Hoekstra, H. & Donahue, M., 2012, MNRAS, 424, 2971, A Giant Metrewave Radio Telescope / Chandra view of IRAS 09104+4109: A type QSO in a cooling flow
DOI, ADS arXiv:1206.1525 - Forbes, D.A., Ponman, T.J. & O'Sullivan, E., 2012, MNRAS, 425, 66, The Baryonic Halos of Elliptical Galaxies: Radial Distribution of Globular Clusters and Diffuse Hot Gas
DOI, ADS, arXiv:1205.5315 - Humphrey, P.J., Buote, D.A., O'Sullivan, E. & Ponman, T.J., 2012, ApJ, 755, 166, The ELIXR Galaxy Survey. II: Baryons and Dark Matter in an Isolated Elliptical Galaxy
DOI, ADS, arXiv:1204.3095 - Bonfini, P., Zezas, A., Birkinshaw, M., Worrall,
D.M., Fabbiano, G., O'Sullivan, E., Trinchieri, G. & Wolter, A.,
2012, MNRAS, 421, 2072, Studying the asymmetry of the GC population of NGC
4261
DOI, ADS, arXiv:1201.4171 - O'Sullivan, E., Worrall, D.M., Birkinshaw, M., Trinchieri, G., Wolter, A., Zezas, A. & Giacintucci, S., 2011, MNRAS 416, 2916, Interaction between the intergalactic medium and central radio source in the NGC 4261 group of galaxies
DOI, ADS, arXiv:1106.2449 - O'Sullivan, E., Giacintucci, S., David, L.P.,
Gitti, M., Vrtilek, J., Raychaudhury, S. & Ponman, T., 2011, ApJ 735, 11, Heating the hot atmospheres of galaxy groups and clusters with cavities: the relationship between jet power and low-frequency radio emission
DOI, ADS, arXiv:1104.2411 - Giacintucci, S., O'Sullivan, E., Vrtilek, J., David, L.P., Raychaudhury, S., Venturi, T., Athreya, R.M., Clarke, T., Murgia, M., Mazzotta, P., Gitti, M., Ponman, T., Ishwara-Chandra, C.H., Jones, C, & Forman, W.R., 2011, ApJS 732, 95, A combined low-radio frequency/X-ray study of galaxy groups I. Giant Metrewave Radio Telescope observations at 235 MHz and 610 MHz
DOI, ADS, arXiv:1103.1364 - O'Sullivan, E., Giacintucci, S., David, L.P., Vrtilek, J.M. & Raychaudhury, S., 2011, MNRAS 411, 1833, A deep Chandra observation of the poor cluster AWM4 - II. The role of the radio jets in enriching the intra-cluster medium
DOI, ADS, arXiv:1010.0610 - David, L.P., O'Sullivan, E., Jones, C., Giacintucci, S., Vrtilek, J., Raychaudhury, S., Nulsen, P.E.J., Forman, W., Sun, M. & Donahue, M., 2011, ApJ 728, 162, AGN Driven Weather and Multiphase Gas in the Core of the NGC 5044 Galaxy Group
DOI, ADS, arXiv:1010.0650 - Worrall, D.M., Birkinshaw, M., O'Sullivan, E., Zezas, A., Wolter, A., Trinchieri, G. & Fabbiano, G., 2010, MNRAS 408, 701, The jet and counterjet of 3C 270 (NGC 4261) viewed in the X-ray with Chandra
DOI, ADS, arXiv:1006.1649 - O'Sullivan, E., Giacintucci, S., David, L.P., Vrtilek, J.M. & Raychaudhury, S., 2010, MNRAS 407, 321, A deep Chandra observation of the poor cluster AWM 4 - I. Properties of the central radio galaxy and its effects on the intracluster medium
DOI, ADS, arXiv:1004.5501 - Gitti, M., O'Sullivan, E., Giacintucci, S.,
David, L.P., Vrtilek, J., Raychaudhury, S. & Nulsen, P.E.J., 2010, ApJ 714, 758, Cavities and shocks in the galaxy group HCG 62 as revealed by Chandra, XMM and Giant Metrewave Radio Telescope data
DOI, ADS, arXiv:0912.3013 - Machacek, M.E., O'Sullivan, E., Randall, S.W., Jones, C. & Forman, W.R., 2010, ApJ, 711, 1316, The Mysterious Merger of NGC 6868 and NGC 6861 in the Telescopium Group
DOI, ADS, arXiv:1001.2567 - Johnson, R., Chakrabarty, D., O'Sullivan, E. & Raychaudhury, S., 2009, ApJ, 706, 980, Comparing X-ray and Dynamical Mass Profiles in the Early-type Galaxy NGC 4636
DOI, ADS, arXiv:0910.2468 - David, L.P., Jones, C., Forman, W., Nulsen, P., Vrtilek, J., O'Sullivan, E., Giacintucci, S. & Raychaudhury, S., 2009, ApJ, 705, 624, Isotropic Active Galactic Nucleus Heating with Small Radio-quiet Bubbles in the NGC 5044 Group
DOI, ADS, arXiv:0905.0654 - O'Sullivan, E., Giacintucci, S., Vrtilek, J.M., Raychaudhury, S. & David, L.P., 2009, ApJ, 701, 1560, A Chandra X-ray view of Stephan's Quintet: Shocks and Star-formation
DOI, ADS arXiv:0812.0383 - Sanderson, A.J.R., O'Sullivan, E. & Ponman, T.J., 2009, MNRAS, 395, 764, A statistically selected Chandra sample of 20 galaxy clusters - II. Gas properties and cool core/non-cool core bimodality
DOI, ADS, arXiv:0902.1747 - Randall, S.W., Jones, C., Kraft, R., Forman, W.R. &
O'Sullivan, E., 2008, ApJ, 696, 1431, Merging Cold Fronts in the Galaxy Pair NGC 7619 and NGC 7626
DOI, ADS, arXiv:0811.1217 - Napolitano, N.R., Romanowsky, A.J., Coccato, L., Capaccioli, M., Douglas, N.G., Noordermeer, E., Gerhard, O., Arnaboldi, M., De Lorenzi, F., Kuijken, K., Merrifield, M.R., O'Sullivan, E., Cortesi, A., Das, P. & Freeman, K.C., 2009, MNRAS, 393, 329, The PN.S Elliptical Galaxy Survey: the dark matter in NGC 4494
DOI, ADS, arXiv:0810.1291 - Giacintucci, S., Vrtilek, J.M., Murgia, M., Raychaudhury, S., O'Sullivan, E., Venturi, T., David, L.P., Mazzotta, P., Clarke, T.E. & Athreya, R.M., 2008, ApJ, 682, 186, A GMRT Multifrequency radio study of the isothermal core of the poor galaxy cluster AWM 4
DOI, ADS, arXiv:0804.1906 - Jetha, N.N., Hardcastle, M.J., Babul, A., O'Sullivan, E., Ponman, T.J., Raychaudhury, S. & Vrtilek, J., 2008, MNRAS, 384, 1344, The nature of the ghost cavity in the NGC 741 group
DOI, ADS, arXiv:0712.1150 - O'Sullivan, E., Sanderson, A.J.R and Ponman, T.J., 2007, MNRAS, 380, 1409, The dark haloes of early-type galaxies in low-density environments: XMM-Newton and Chandra observations of NGC 57, NGC 7796 and IC 1531
DOI, ADS, arXiv:0707.1879 - O'Sullivan, E., Vrtilek, J.M., Harris, D.E. & Ponman, T.J., 2007, ApJ, 658, 299, On the Anomalous Temperature Distribution of the Intergalactic Medium in the NGC 3411 Group of Galaxies
DOI, ADS, astro-ph/0612287
High quality versions: PDF (600K), gzipped PS (792K) - Sanderson, A.J.R., Ponman, T.J. & O'Sullivan, E., 2006, MNRAS, 372, 1496, A statistically-selected Chandra sample of 20 galaxy clusters -- I. Temperature and cooling time profiles
DOI, ADS, astro-ph/0608423 - Sansom, A.E., O'Sullivan, E., Forbes, D.A., Proctor R.N. & Davis, D.S., 2006, MNRAS, 370, 1541, X-ray observations of three young, early-type galaxies",
DOI, ADS, astro-ph/0605506 - Ellis, S.C. & O'Sullivan E., 2006, MNRAS, 367, 627, Correlations of near-infrared, optical and X-ray luminosity for early-type galaxies
DOI, ADS, astro-ph/0512277 - O'Sullivan, E., Vrtilek, J.M. & Kempner, J.C., 2005, ApJ, 624, 177, AGN feedback and gas mixing
in the core of NGC 4636
DOI, ADS, astro-ph/0503563
High quality versions: PDF (1.4M), gzipped PS (3.3M) - O'Sullivan, E., Vrtilek, J.M., Kempner, J.C., David L.P. & Houck, J.C., 2005, MNRAS, 357, 1134, AWM 4 - an isothermal cluster observed with XMM-Newton
DOI, ADS, astro-ph/0412430 - O'Sullivan, E. & Ponman, T.J., 2004, MNRAS, 354, 953, The isolated elliptical NGC 4555 observed with Chandra
DOI, ADS, astro-ph/0407552 - Reda, F.M., Forbes, D.A., Beasley, M. A., O'Sullivan, E. & Goudfrooij, P., 2004, MNRAS, 354, 851, The Photometric Properties of Isolated Early-Type Galaxies
DOI, ADS, astro-ph/0408424 - O'Sullivan, E. & Ponman, T.J., 2004, MNRAS, 349, 535, XMM-Newton and Chandra observations of three X-ray faint early-type galaxies
DOI, ADS, astro-ph/0312266 - O'Sullivan, E., Vrtilek, J.M., Read, A.M., David, L.P. & Ponman, T.J., 2003, MNRAS, 346, 525, An XMM-Newton observation of the galaxy group MKW 4
DOI, ADS, astro-ph/0308255 - O'Sullivan, E., Ponman, T.J. & Collins, R.S., 2003, MNRAS, 340, 1375, X-ray scaling properties of early-type galaxies
DOI, ADS, astro-ph/0301153 - O'Sullivan, E., Forbes, D.A. & Ponman, T.J., 2001, MNRAS, 328, 461, A catalogue and analysis of X-ray luminosities of early-type galaxies
DOI, ADS, astro-ph/0108181 - Helsdon, S.F., Ponman, T.J., O'Sullivan, E. & Forbes, D.A., 2001, MNRAS, 325, 693, X-ray luminosities of galaxies in groups
DOI, ADS, astro-ph/0103293 - O'Sullivan, E., Forbes, D.A. & Ponman, T.J., 2001, MNRAS, 324, 420, The X-ray Emission in Post-Merger Ellipticals
DOI, ADS, astro-ph/0101271
Atmospheric Science / Remote Sensing Papers
- Bak, J., Liu, X., Yang, K., González Abad, G., O'Sullivan, E., Chance, K., and Kim, C.-H., 2023, Atmospheric Measurement Techniques (submitted), An improved OMI ozone profile research product version 2.0 with collection 4 L1b data and algorithm updates
- Chong, H., González Abad, G., Nowlan, C.R., Chan Miller, C., Saiz-Lopez, A., Fernandez, R.P., Kwon, H.-A., Ayazpour, Z., Wang, H., Souri, A.H., Liu, X., Chance, K., O'Sullivan, E., Kim, J., Koo, J.-H., Simpson, W.R., Hendrick, F., Querel, R., Jaross, G., Seftor, C., Suleiman, R.M., 2022, Atmospheric Measurement Techniques (accepted), Global retrieval of stratospheric and tropospheric BrO columns from OMPS-NM onboard the Suomi-NPP satellite
DOI - Nowlan, C.R., González Abad, G., Kwon, H-A, Ayazpour, Z., Chan Miller, C., Chance, K.R., Chong, H., Liu, X., O'Sullivan, E., Wang, H., Zhu, L., De Smedt, I., Jaross, G., Seftor, C., Sun, K., 2023, Earth and Space Science, 10, e2022EA002643, Global Formaldehyde Products from the Ozone Mapping and Profiler Suite (OMPS) Nadir Mappers on Suomi NPP and NOAA-20
DOI - Sun, K., Yousefi, M., Chan Miller, C., Chance, K., González Abad, G., Gordon, I.E., Liu, X., O'Sullivan, E., Sioris, C.E., Wofsy, S.C., 2022, Atmospheric Measurement Techniques Discussions, 15, 3721, An optimal estimation-based retrieval of upper atmospheric oxygen airglow and temperature from SCIAMACHY limb observations
DOI - Zoogman, P., Liu, X., Suleiman, R.M., Pennington, W.F., Flittner, D.E., Al-Saadi, J.A., Hilton, B.B., Nicks, D.K., Newchurch, M.J., Carr, J.L., Janz, S.J., Andraschko, M.J., Arola, A., Baker, B.D., Canova, B.P., Chan Miller, C., Cohen, R.C., Davis, J.E., Dussault, M.E., Edwards, D.P., Fishman, J., Ghulam, A., González Abad, G., Grutter, M., Herman, J.R., Houck, J., Jacob, D.J., Joiner, J., Kerridge, B.J., Kim, J., Krotkov, N.A., Lamsal, L., Li, C., Lindfors, A., Martin, R.V., McElroy, C.T., McLinden, C., Natraj, V., Neil, D.O., Nowlan, C.R., O'Sullivan, E., Palmer, P.I., Pierce, R.B., Pippin, M.R., Saiz-Lopez, A., Spurr, R.J.D, Szykman, J.J., Torres, O., Veefkind, J.P., Veihelmann, B., Wang, H., Wang, J., Chance, K., 2017, Journal of Quantitative Spectroscopy and Radiative Transfer, 186, 17, Tropospheric emissions: Monitoring of pollution (TEMPO)
DOI
Ph.D. Thesis
X-ray properties of early-type galaxies, University of Birmingham, UK, 2002
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