Articles by L. C. Gallo

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L. C. Gallo

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A Hot Mess: The Rich and Complex Soft Emitting Regions Surrounding the Reflection Dominated Flaring Central Engine of Mrk 1239

14 May 2024 by Margaret Buhariwalla and others

High Energy Astrophysical Phenomena

Changing-look NLS1 galaxies, their detection with SVOM, and the case of NGC 1566

19 January 2024 by D. Xu and others at

ASTRON

Astrophysics of Galaxies, High Energy Astrophysical Phenomena

Applying wavelet analysis to the X-ray light curves of active galactic nuclei and quasi-periodic eruptions

26 June 2023 by Akshay Ghosh and others

High Energy Astrophysical Phenomena, Astrophysics of Galaxies

Absence of the predicted 2022 October outburst of OJ 287 and implications for binary SMBH scenarios

22 February 2023 by Stefanie Komossa and others at

ASTRON

High Energy Astrophysical Phenomena, Astrophysics of Galaxies

MOMO VI: Multifrequency radio variability of the blazar OJ 287 from 2015-2022, absence of predicted 2021 precursor-flare activity, and a new binary interpretation of the 2016/2017 outburst

22 February 2023 by Stefanie Komossa and others

High Energy Astrophysical Phenomena, Astrophysics of Galaxies

Multi-wavelength observations of the obscuring wind in the radio-quiet quasar MR 2251-178

12 October 2022 by Junjie Mao and others

High Energy Astrophysical Phenomena

Multiwavelength astrophysics of the blazar OJ 287 and the project MOMO

22 July 2022 by Stefanie Komossa and others

High Energy Astrophysical Phenomena, Astrophysics of Galaxies

A truncated inner disc in the Seyfert 1 galaxy WKK 4438

5 July 2022 by L. Gallo and others

High Energy Astrophysical Phenomena

MOMO V. Effelsberg, Swift and Fermi study of the blazar and supermassive binary black hole candidate OJ 287 in a period of high activity

21 April 2022 by Stefanie Komossa and others

High Energy Astrophysical Phenomena, Astrophysics of Galaxies

Acceleration and cooling of the corona during X-ray flares from the Seyfert galaxy I Zw 1

3 March 2022 by D. Wilkins and others

High Energy Astrophysical Phenomena

MOMO IV: The complete Swift X-ray and UV/optical light curve and characteristic variability of the blazar OJ 287 during the last two decades

9 December 2021 by Stefanie Komossa and others

High Energy Astrophysical Phenomena, Astrophysics of Galaxies

Hunting for the nature of the enigmatic narrow-line Seyfert 1 galaxy PKS 2004-447

30 July 2021 by Mateo Berton and others

High Energy Astrophysical Phenomena

Light bending and X-ray echoes from behind a supermassive black hole

28 July 2021 by D. Wilkins and others

High Energy Astrophysical Phenomena, General Relativity and Quantum Cosmology

Extreme Relativistic Reflection in the Active Galaxy ESO 033-G002

21 July 2021 by Dominic James Walton and others

High Energy Astrophysical Phenomena, Cosmology and Nongalactic Astrophysics

Project MOMO: Multiwavelength Observations and Modelling of OJ 287

30 June 2021 by Stefanie Komossa and others

High Energy Astrophysical Phenomena, Astrophysics of Galaxies

Supermassive binary black holes and the case of OJ 287

26 April 2021 by Stefanie Komossa and others

High Energy Astrophysical Phenomena, Astrophysics of Galaxies

Lifting the curtain: The Seyfert galaxy Mrk 335 emerges from deep low-state in a sequence of rapid flare events

10 November 2020 by Stefanie Komossa and others

High Energy Astrophysical Phenomena

A Full Characterisation of the Supermassive Black Hole in IRAS 09149-6206

22 September 2020 by Dominic James Walton and others

High Energy Astrophysical Phenomena, Astrophysics of Galaxies

Tracking the year-to-year variation in the spectral energy distribution of the Narrow-line Seyfert 1 Galaxy Mrk335

12 September 2020 by Sheejan Tripathi and others

High Energy Astrophysical Phenomena

Characterising continuum variability in the radio-loud narrow-line Seyfert 1 galaxy IRAS 17020+4544

16 June 2020 by Amparo Guemes Gonzalez and others at

Saint Mary's University

High Energy Astrophysical Phenomena

Blueshifted absorption lines from X-ray reflection in IRAS 13224-3809

15 February 2020 by A. Fabian and others at

Institute of Astronomy University of Cambridge

High Energy Astrophysical Phenomena

Multi-epoch X-ray spectral analysis of the narrow-line Seyfert 1 galaxy Mrk 478

4 September 2019 by S. G. H. Waddell and others

High Energy Astrophysical Phenomena

The nature of the soft-excess and spectral variability in the Seyfert 1 galaxy Zw 229.015

16 July 2019 by Sheejan Tripathi and others

High Energy Astrophysical Phenomena, Astrophysics of Galaxies

Nuclear spallation in active galaxies

24 January 2019 by L. Gallo and others

High Energy Astrophysical Phenomena

Evidence for an emerging disc wind and collimated outflow during an X-ray flare in the narrow-line Seyfert 1 galaxy Mrk 335

23 January 2019 by L. Gallo and others

High Energy Astrophysical Phenomena

A Low-Flux State in IRAS 00521-7054 seen with NuSTAR and XMM-Newton: Relativistic Reflection and an Ultrafast Outflow

15 January 2019 by Dominic James Walton and others

High Energy Astrophysical Phenomena

X-ray perspective of Narrow-line Seyfert 1 galaxies

25 July 2018 by L. Gallo at

Saint Mary's University

High Energy Astrophysical Phenomena

The variability of the warm absorber in I Zwicky 1 as seen by XMM-Newton

19 July 2018 by Cristian Vidal Silva and others

Astrophysics of Galaxies, High Energy Astrophysical Phenomena

Constraining the geometry of AGN outflows with reflection spectroscopy

30 May 2018 by M. Parker and others

High Energy Astrophysical Phenomena

Exploring the spectral variability of the Seyfert 1.5 galaxy Markarian 530 with Suzaku

17 May 2018 by H. J. S. Ehler and others

High Energy Astrophysical Phenomena

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High Energy Astrophysical Phenomena Astrophysics of Galaxies Cosmology and Nongalactic Astrophysics General Relativity and Quantum Cosmology High Energy Physics Instrumentation and Methods for Astrophysics Solar and Stellar Astrophysics