Search Results
Showing 1-20 of about 92 results.
Reprocessing from Highly Ionized Gas in the Soft Spectral State of V4641 Sgr with NuSTARDOI: info:10.3847/1538-4357/adbbdbv. 983IOP25
Connors, Riley M. T., Neilsen, Joey, Shaw, Aarran W., Steiner, James F., Vincentelli, Federico, García, Javier A., Uttley, Phil, Remillard, Ronald A., and Mastroserio, Guglielmo. 2025. "Reprocessing from Highly Ionized Gas in the Soft Spectral State of V4641 Sgr with NuSTAR." The Astrophysical Journal, 983 25. https://doi.org/10.3847/1538-4357/adbbdb.
NICER Spectral and Timing Analysis of 4U 1630-47 and Its Heartbeat StateDOI: info:10.3847/1538-4357/adc25av. 984IOP31
Fan, Ningyue, Steiner, James F., Bambi, Cosimo, Kara, Erin, Zhang, Yuexin, and König, Ole. 2025. "NICER Spectral and Timing Analysis of 4U 1630-47 and Its Heartbeat State." The Astrophysical Journal, 984 31. https://doi.org/10.3847/1538-4357/adc25a.
Hubble Space Telescope Observations within the Sphere of Influence of the Powerful Supermassive Black Hole in PKS 0745-191DOI: info:10.3847/1538-4357/ada7edv. 980IOP170
Hlavacek-Larrondo, Julie, Choi, Hyunseop, Guo, Minghao, Richard-Laferrière, Annabelle, Rhea, Carter, Prunier, Marine, Russell, Helen, Fabian, Andy, Walsh, Jonelle L., Gingras, Marie-Joëlle, McNamara, Brian, Allen, Steve, Chené, André-Nicolas, Edge, Alastair, Gendron-Marsolais, Marie-Lou, McDonald, Michael, Natarajan, Priyamvada, Sanders, Jeremy, Steiner, James F., Vigneron, Benjamin, and von der Linden, Anja. 2025. "Hubble Space Telescope Observations within the Sphere of Influence of the Powerful Supermassive Black Hole in PKS 0745-191." The Astrophysical Journal, 980 170. https://doi.org/10.3847/1538-4357/ada7ed.
Dimming GRS 1915+105 observed with NICER and Insight–HXMTDOI: info:10.1051/0004-6361/202451558v. 694EDP
Zhou, M., Grinberg, V., Santangelo, A., Bambi, C., Bu, Q., Diez, C. M., Kong, L., Steiner, J. F., and Tuo, Y. 2025. "Dimming GRS 1915+105 observed with NICER and Insight–HXMT." Astronomy and Astrophysics, 694. https://doi.org/10.1051/0004-6361/202451558.
Characterizing the Broadband Reflection Spectrum of MAXI J1803-298 during Its 2021 Outburst with NuSTAR and NICERDOI: info:10.3847/1538-4357/ad82e9v. 977IOP26
Adegoke, Oluwashina K., García, Javier A., Connors, Riley M. T., Ding, Yuanze, Mastroserio, Guglielmo, Steiner, James F., Ingram, Adam, Harrison, Fiona A., Tomsick, John A., Kara, Erin, Mehdipour, Missagh, Fukumura, Keigo, Stern, Daniel, Ubach, Santiago, and Lucchini, Matteo. 2024. "Characterizing the Broadband Reflection Spectrum of MAXI J1803-298 during Its 2021 Outburst with NuSTAR and NICER." The Astrophysical Journal, 977 26. https://doi.org/10.3847/1538-4357/ad82e9.
Evidence for a dynamic corona in the short-term time lags of black hole X-ray binary MAXI J1820+070DOI: info:10.1093/mnras/stad3912v. 528OUP558–576
Bollemeijer, Niek, Uttley, Phil, Basak, Arkadip, Ingram, Adam, van den Eijnden, Jakob, Alabarta, Kevin, Altamirano, Diego, Arzoumanian, Zaven, Buisson, Douglas J. K., Fabian, Andrew C., Ferrara, Elizabeth, Gendreau, Keith, Homan, Jeroen, Kara, Erin, Markwardt, Craig, Remillard, Ronald A., Sanna, Andrea, Steiner, James F., Tombesi, Francesco, Wang, Jingyi, Wang, Yanan, and Zoghbi, Abderahmen. 2024. "Evidence for a dynamic corona in the short-term time lags of black hole X-ray binary MAXI J1820+070." Monthly Notices of the Royal Astronomical Society, 528 558–576. https://doi.org/10.1093/mnras/stad3912.
Kaaret, Philip, Ferrazzoli, Riccardo, Silvestri, Stefano, Negro, Michela, Manfreda, Alberto, Wu, Kinwah, Costa, Enrico, Soffitta, Paolo, Safi-Harb, Samar, Poutanen, Juri, Veledina, Alexandra, Di Marco, Alessandro, Slane, Patrick, Bianchi, Stefano, Ingram, Adam, Romani, Roger W., Cibrario, Nicolò, Mac Intyre, Brydyn, Mikus̆incová, Romana, Ratheesh, Ajay, Steiner, James F., Svoboda, Jiri, Tugliani, Stefano, Agudo, Iván, Antonelli, Lucio A. et al. 2024. "X-Ray Polarization of the Eastern Lobe of SS 433." The Astrophysical Journal, 961. https://doi.org/10.3847/2041-8213/ad103b.
Evaluation of Several Explanations of the Strong X-Ray Polarization of the Black Hole X-Ray Binary 4U 1630-47DOI: info:10.3847/2041-8213/ad855cv. 977IOP
Krawczynski, Henric, Yuan, Yajie, Chen, Alexander Y., Hu, Kun, Rodriguez Cavero, Nicole, Chun, Sohee, Gau, Ephraim, Steiner, James F., and Dovčiak, Michal. 2024. "Evaluation of Several Explanations of the Strong X-Ray Polarization of the Black Hole X-Ray Binary 4U 1630-47." The Astrophysical Journal, 977. https://doi.org/10.3847/2041-8213/ad855c.
Measuring black hole spins through X-ray reflection spectroscopy and the relativistic precession model: the case of XTE J1859+226DOI: info:10.1093/mnras/stad3933v. 527OUP12053–12064
Mall, Gitika, Liu, Honghui, Bambi, Cosimo, Steiner, James F., and García, Javier A. 2024. "Measuring black hole spins through X-ray reflection spectroscopy and the relativistic precession model: the case of XTE J1859+226." Monthly Notices of the Royal Astronomical Society, 527 12053–12064. https://doi.org/10.1093/mnras/stad3933.
Connecting the X-Ray/UV Variability of Fairall 9 with NICER: A Possible Warm CoronaDOI: info:10.3847/1538-4357/ad8dc2v. 977IOP77
Partington, Ethan R., Cackett, Edward M., Edelson, Rick, Horne, Keith, Gelbord, Jonathan, Kara, Erin, Malacaria, Christian, Miller, Jake A., Steiner, James F., and Sanna, Andrea. 2024. "Connecting the X-Ray/UV Variability of Fairall 9 with NICER: A Possible Warm Corona." The Astrophysical Journal, 977 77. https://doi.org/10.3847/1538-4357/ad8dc2.
The First High-contrast Images of Near High-mass X-Ray Binaries with Keck/NIRC2DOI: info:10.3847/1538-4357/ad372fv. 967No. 1IOP Publishing Ltd8
Prasow-Emond, M., Hlavacek-Larrondo, J., Fogarty, K., Artigau, E., Mawet, D., Gandhi, P., Steiner, J. F., Rameau, J., Lafreniere, D., Fabian, A., Walton, D. J., Doyon, R., and Ren, B. B. 2024. "The First High-contrast Images of Near High-mass X-Ray Binaries with Keck/NIRC2." Astrophysical Journal, 967, (1) 8. https://doi.org/10.3847/1538-4357/ad372f.
Observational Signatures of AGN Feedback in the Morphology and the Ionization States of Milky Way-like GalaxiesDOI: info:10.3847/1538-4357/ad8658v. 977IOP72
Qutob, Nadia, Emami, Razieh, Su, Kung-Yi, Smith, Randall, Hernquist, Lars, Triani, Dian P., Hummels, Cameron, Fielding, Drummond, Hopkins, Philip F., Somerville, Rachel S., Ballantyne, David R., Vogelsberger, Mark, Tremblay, Grant, Steiner, James F., Finkbeiner, Douglas, Narayan, Ramesh, Park, Minjung, Grindlay, Josh, Natarajan, Priyamvada, Hayward, Christopher C., Kereš, Dušan, Ponnada, Sam B., Belli, Sirio, Davies, Rebecca, Maheson, Gabriel et al. 2024. "Observational Signatures of AGN Feedback in the Morphology and the Ionization States of Milky Way-like Galaxies." The Astrophysical Journal, 977 72. https://doi.org/10.3847/1538-4357/ad8658.
Spectroscopic Time-Resolving Observatory for Broadband Energy X-rays: mission overviewDOI: info:10.1117/1.JATIS.10.4.042504v. 10042504
Ray, Paul S., Roming, Peter W. A., Argan, Andrea, Arzoumanian, Zaven, Ballantyne, David R., Bogdanov, Slavko, Bonvicini, Valter, Brandt, Terri J., Bursa, Michal, Cackett, Edward M., Chakrabarty, Deepto, Christophersen, Marc, Coderre, Kathleen M., De Geronimo, Gianluigi, Monte, Ettore Del, DeRosa, Alessandra, Dietz, Harley R., Evangelista, Yuri, Feroci, Marco, Ford, Jeremy J., Froning, Cynthia, Fryer, Christopher L., Gendreau, Keith C., Goldstein, Adam, Gonzalez, Anthony H. et al. 2024. "Spectroscopic Time-Resolving Observatory for Broadband Energy X-rays: mission overview." Journal of Astronomical Telescopes, Instruments, and Systems, 10 042504. https://doi.org/10.1117/1.JATIS.10.4.042504.
First X-Ray Polarization Measurement Confirms the Low Black Hole Spin in LMC X-3DOI: info:10.3847/1538-4357/ad0842v. 960IOP3
Svoboda, Jiří, Dovčiak, Michal, Steiner, James F., Muleri, Fabio, Ingram, Adam, Yilmaz, Anastasiya, Rodriguez Cavero, Nicole, Marra, Lorenzo, Poutanen, Juri, Veledina, Alexandra, Mojaver, Mehrnoosh Rahbardar, Bianchi, Stefano, García, Javier A., Kaaret, Philip, Krawczynski, Henric, Matt, Giorgio, Podgorný, Jakub, Weisskopf, Martin C., Kislat, Fabian, Petrucci, Pierre-Olivier, Brigitte, Maimouna, Bursa, Michal, Fabiani, Sergio, Hu, Kun, Chun, Sohee et al. 2024. "First X-Ray Polarization Measurement Confirms the Low Black Hole Spin in LMC X-3." The Astrophysical Journal, 960 3. https://doi.org/10.3847/1538-4357/ad0842.
Reflection and Timing Study of the Transient Black Hole X-Ray Binary MAXI J1803-298 with NuSTARDOI: info:10.3847/1538-4357/acc65cv. 94970
Coughenour, Benjamin M., Tomsick, John A., Mastroserio, Guglielmo, Steiner, James F., Connors, Riley M. T., Jiang, Jiachen, Hare, Jeremy, Shaw, Aarran W., Ludlam, Renee M., Fabian, A. C., García, Javier A., and Coley, Joel B. 2023. "Reflection and Timing Study of the Transient Black Hole X-Ray Binary MAXI J1803-298 with NuSTAR." The Astrophysical Journal, 949 70. https://doi.org/10.3847/1538-4357/acc65c.
The EB Correlation in Resolved Polarized Images: Connections to the Astrophysics of Black HolesDOI: info:10.3847/1538-4357/acdc96v. 955IOP6
Emami, Razieh, Doeleman, Sheperd S., Wielgus, Maciek, Chang, Dominic, Chatterjee, Koushik, Smith, Randall, Liska, Matthew, Steiner, James F., Ricarte, Angelo, Narayan, Ramesh, Tremblay, Grant, Finkbeiner, Douglas, Hernquist, Lars, Chan, Chi-kwan, Blackburn, Lindy, Prather, Ben S., Tiede, Paul, Broderick, Avery E., Vogelsberger, Mark, Alcock, Charles, and Roelofs, Freek. 2023. "The EB Correlation in Resolved Polarized Images: Connections to the Astrophysics of Black Holes." The Astrophysical Journal, 955 6. https://doi.org/10.3847/1538-4357/acdc96.
Unraveling Twisty Linear Polarization Morphologies in Black Hole ImagesDOI: info:10.3847/1538-4357/acc8cdv. 950IOP38
Emami, Razieh, Ricarte, Angelo, Wong, George N., Palumbo, Daniel, Chang, Dominic, Doeleman, Sheperd S., Broderick, Avery E., Narayan, Ramesh, Wielgus, Maciek, Blackburn, Lindy, Prather, Ben S., Chael, Andrew A., Anantua, Richard, Chatterjee, Koushik, Marti-Vidal, Ivan, Gómez, Jose L., Akiyama, Kazunori, Liska, Matthew, Hernquist, Lars, Tremblay, Grant, Vogelsberger, Mark, Alcock, Charles, Smith, Randall, Steiner, James, Tiede, Paul et al. 2023. "Unraveling Twisty Linear Polarization Morphologies in Black Hole Images." The Astrophysical Journal, 950 38. https://doi.org/10.3847/1538-4357/acc8cd.
Using X-ray continuum-fitting to estimate the spin of MAXI J1305-704DOI: info:10.1093/mnras/stad442v. 5205803–5816
Feng, Ye, Steiner, James F., Ramirez, Santiago Ubach, and Gou, Lijun. 2023. "Using X-ray continuum-fitting to estimate the spin of MAXI J1305-704." Monthly Notices of the Royal Astronomical Society, 520 5803–5816. https://doi.org/10.1093/mnras/stad442.
Discovery of the luminous X-ray ignition eRASSt J234402.9−352640. I. Tidal disruption event or a rapid increase in accretion in an active galactic nucleus?DOI: info:10.1051/0004-6361/202245078v. 672
Homan, D., Krumpe, M., Markowitz, A., Saha, T., Gokus, A., Partington, E., Lamer, G., Malyali, A., Liu, Z., Rau, A., Grotova, I., Cackett, E. M., Buckley, D. A. H., Ciroi, S., Di Mille, F., Gendreau, K., Gromadzki, M., Krishnan, S., Schramm, M., and Steiner, J. F. 2023. "Discovery of the luminous X-ray ignition eRASSt J234402.9−352640. I. Tidal disruption event or a rapid increase in accretion in an active galactic nucleus?" Astronomy and Astrophysics, 672. https://doi.org/10.1051/0004-6361/202245078.
QPOML: a machine learning approach to detect and characterize quasi-periodic oscillations in X-ray binariesDOI: info:10.1093/mnras/stad1643v. 524OUP4801–4818
Kiker, Thaddaeus J., Steiner, James F., Garraffo, Cecilia, Méndez, Mariano, and Zhang, Liang. 2023. "QPOML: a machine learning approach to detect and characterize quasi-periodic oscillations in X-ray binaries." Monthly Notices of the Royal Astronomical Society, 524 4801–4818. https://doi.org/10.1093/mnras/stad1643.