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Flows of hot plasma connecting the Milky Way centre to the corona, halo and beyond

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Publications

Detection of large-scale X-ray bubbles in the Milky Way halo

Author(s): P. Predehl, R. A. Sunyaev, W. Becker, H. Brunner, R. Burenin, A. Bykov, A. Cherepashchuk, N. Chugai, E. Churazov, V. Doroshenko, N. Eismont, M. Freyberg, M. Gilfanov, F. Haberl, I. Khabibullin, R. Krivonos, C. Maitra, P. Medvedev, A. Merloni, K. Nandra, V. Nazarov, M. Pavlinsky, G. Ponti, J. S. Sanders, M. Sasaki, S. Sazonov, A. W. Strong, J. Wilms
Published in: Nature, Issue 588/7837, 2020, Page(s) 227-231, ISSN 0028-0836
DOI: 10.1038/s41586-020-2979-0

The inner flow geometry in MAXI J1820+070 during hard and hard-intermediate states

Author(s): B. De Marco, A. A. Zdziarski, G. Ponti, G. Migliori, T. M. Belloni, A. Segovia Otero, M. A. Dziełak, E. V. Lai
Published in: Astronomy & Astrophysics, Issue 654, 2021, Page(s) A14, ISSN 0004-6361
DOI: 10.1051/0004-6361/202140567

The flux distribution of Sgr A*

Author(s): R. Abuter, A. Amorim, M. Bauböck, J. B. Berger, H. Bonnet, W. Brandner, V. Cardoso, Y. Clénet, P. T. de Zeeuw, Y. Dallilar, J. Dexter, A. Eckart, F. Eisenhauer, N. M. Förster Schreiber, P. Garcia, F. Gao, E. Gendron, R. Genzel, S. Gillessen, M. Habibi, X. Haubois, T. Henning, S. Hippler, M. Horrobin, A. Jiménez-Rosales, L. Jochum, L. Jocou, A. Kaufer, P. Kervella, S. Lacour, V. Lapeyrère, J.-
Published in: Astronomy & Astrophysics, Issue 638, 2020, Page(s) A2, ISSN 0004-6361
DOI: 10.1051/0004-6361/202037717

X-ray quasi-periodic eruptions from two previously quiescent galaxies

Author(s): R. Arcodia, A. Merloni, K. Nandra, J. Buchner, M. Salvato, D. Pasham, R. Remillard, J. Comparat, G. Lamer, G. Ponti, A. Malyali, J. Wolf, Z. Arzoumanian, D. Bogensberger, D. A. H. Buckley, K. Gendreau, M. Gromadzki, E. Kara, M. Krumpe, C. Markwardt, M. E. Ramos-Ceja, A. Rau, M. Schramm, A. Schwope
Published in: Nature, Issue 592/7856, 2021, Page(s) 704-707, ISSN 0028-0836
DOI: 10.1038/s41586-021-03394-6

Constraining particle acceleration in Sgr A ⋆ with simultaneous GRAVITY, Spitzer , NuSTAR , and Chandra observations

Author(s): R. Abuter, A. Amorim, M. Bauböck, F. Baganoff, J. P. Berger, H. Boyce, H. Bonnet, W. Brandner, Y. Clénet, R. Davies, P. T. de Zeeuw, J. Dexter, Y. Dallilar, A. Drescher, A. Eckart, F. Eisenhauer, G. G. Fazio, N. M. Förster Schreiber, K. Foster, C. Gammie, P. Garcia, F. Gao, E. Gendron, R. Genzel, G. Ghisellini, S. Gillessen, M. A. Gurwell, M. Habibi, D. Haggard, C. Hailey, F. A. Harrison, X. Ha
Published in: Astronomy & Astrophysics, Issue 654, 2021, Page(s) A22, ISSN 0004-6361
DOI: 10.1051/0004-6361/202140981

Transient obscuration event captured in NGC 3227

Author(s): M. Mehdipour, G. A. Kriss, J. S. Kaastra, Y. Wang, J. Mao, E. Costantini, N. Arav, E. Behar, S. Bianchi, G. Branduardi-Raymont, M. Brotherton, M. Cappi, B. De Marco, L. Di Gesu, J. Ebrero, S. Grafton-Waters, S. Kaspi, G. Matt, S. Paltani, P.-O. Petrucci, C. Pinto, G. Ponti, F. Ursini, D. J. Walton
Published in: Astronomy & Astrophysics, Issue 652, 2021, Page(s) A150, ISSN 0004-6361
DOI: 10.1051/0004-6361/202141324

A timing-based estimate of the spin of the black hole in MAXI J1820+070

Author(s): Yash Bhargava, Tomaso Belloni, Dipankar Bhattacharya, Sara Motta, Gabriele Ponti.
Published in: Monthly Notices of the Royal Astronomical Society, Issue 508/2, 2021, Page(s) 3104-3110, ISSN 0035-8711
DOI: 10.1093/mnras/stab2848

Discovery of optical outflows and inflows in the black hole candidate GRS 1716−249

Author(s): V A Cúneo, T Muñoz-Darias, J Sánchez-Sierras, F Jiménez-Ibarra, M Armas Padilla, D A H Buckley, J Casares, P Charles, J M Corral-Santana, R Fender, J A Fernández-Ontiveros, D Mata Sánchez, G Panizo-Espinar, G Ponti, M A P Torres
Published in: Monthly Notices of the Royal Astronomical Society, Issue 498/1, 2020, Page(s) 25-32, ISSN 0035-8711
DOI: 10.1093/mnras/staa2241

The Galactic center chimneys: the base of the multiphase outflow of the Milky Way

Author(s): G. Ponti, M. R. Morris, E. Churazov, I. Heywood, R. P. Fender
Published in: Astronomy & Astrophysics, Issue 646, 2021, Page(s) A66, ISSN 0004-6361
DOI: 10.1051/0004-6361/202039636

The X-Ray Outburst of the Galactic Center Magnetar over Six Years of Chandra Observations

Author(s): N. Rea, F. Coti Zelati, D. Viganò, A. Papitto, F. Baganoff, A. Borghese, S. Campana, P. Esposito, D. Haggard, G. L. Israel, S. Mereghetti, R. P. Mignani, R. Perna, J. A. Pons, G. Ponti, L. Stella, D. F. Torres, R. Turolla, S. Zane
Published in: The Astrophysical Journal, Issue 894/2, 2020, Page(s) 159, ISSN 1538-4357
DOI: 10.3847/1538-4357/ab8387

An underlying clock in the extreme flip-flop state transitions of the black hole transient Swift J1658.2-4242

Author(s): D. Bogensberger, G. Ponti, C. Jin, T. M. Belloni, H. Pan, K. Nandra, T. D. Russell, J. C. A. Miller-Jones, T. Muñoz-Darias, P. Vynatheya, F. Vincentelli
Published in: Astronomy & Astrophysics, Issue 641, 2020, Page(s) A101, ISSN 0004-6361
DOI: 10.1051/0004-6361/202037657

Expected evolution of disk wind properties along an X-ray binary outburst

Author(s): P.-O. Petrucci, S. Bianchi, G. Ponti, J. Ferreira, G. Marcel, F. Cangemi, S. Chakravorty, M. Clavel, J. Malzac, J. Rodriguez, S. Barnier, R. Belmont, S. Corbel, M. Coriat, G. Henri
Published in: Astronomy & Astrophysics, Issue 649, 2021, Page(s) A128, ISSN 0004-6361
DOI: 10.1051/0004-6361/202039524