SL
Sibasish Laha
astro-ph.HEastro-ph.GAastro-ph.IMastro-ph.COhep-phastro-phastro-ph.SRphysics.atom-phphysics.plasm-ph
On Valency
published · living versionsW_muaaxcqu·v1 · currentpublished
GRB 221009A: Discovery of an Exceptionally Rare Nearby and Energetic Gamma-Ray Burst
with Maia A. Williams, Jamie A. Kennea, S. Dichiara, Kohei Kobayashi +51
1 version
Preprints & journals
39 papers in the corpus · 2007–2026PEARLS: NuSTAR and XMM-Newton Extragalactic Survey of the JWST North Ecliptic Pole Time-Domain Field IV: X-Ray Variability Analysis2609.24963v1 · Ross Silver, Francesca Civano, Xiurui Zhao et al.2026 · 0 citationsarXiv
PEARLS: NuSTAR and XMM-Newton Extragalactic Survey of the JWST North Ecliptic Pole Time-domain Field III2510.24858v1 · Ross Silver, Francesca Civano, Xiurui Zhao et al.2025 · 1 citationarXiv
The 157-month Swift-BAT All-Sky Hard X-Ray Survey2506.04109v1 · Amy Y. Lien, Hans Krimm, Craig Markwardt et al.2025 · 23 citationsarXiv
The response of warm absorbers to the variations in the ionizing continuum in the active galaxy NGC 40512504.08924v2 · Dev R Sadaula, Timothy R Kallman, Sibasish Laha2025 · 2 citationsarXiv
BatAnalysis -- A Comprehensive Python Pipeline for Swift BAT Time-Tagged Event Data Analysis2502.00278v2 · Tyler Parsotan, David M. Palmer, Samuele Ronchini et al.2025 · 0 citationsarXiv
Millihertz oscillations near the innermost orbit of a supermassive black hole.39910305 · Masterson, Megan, Kara, Erin, Panagiotou, Christos et al.2025 · 32 citationsNature. 2025;638(8050):370-375
Multi-wavelength observations of a jet launch in real time from the post-changing-look Active Galaxy 1ES 1927+6542501.02340v1 · Sibasish Laha (NASA-GSFC), Eileen T. Meyer, Dev R. Sadaula et al.2025 · 0 citationsarXiv
X-ray properties of coronal emission in radio quiet Active Galactic Nuclei2412.11321v2 · Sibasish Laha (NASA-GSFC), Claudio Ricci, John C. Mather et al.2024 · 19 citationsarXiv
Power of simultaneous X-ray and UV high-resolution spectroscopy for probing AGN outflows2412.03493v2 · Missagh Mehdipour, Laura W. Brenneman, Jon M. Miller et al.2024 · 0 citationsJournal of Astronomical Telescopes, Instruments, and Systems, Vol. 11, Issue 1, 011008 (December 2024)
Late-time radio brightening and emergence of a radio jet in the changing-look AGN 1ES 1927+6542406.18061v2 · Eileen T. Meyer, Sibasish Laha, Onic I. Shuvo et al.2024 · 20 citationsarXiv
PEARLS: NuSTAR and XMM-Newton Extragalactic Survey of the JWST North Ecliptic Pole Time-Domain Field II2402.13508v2 · Xiurui Zhao, Francesca Civano, Christopher N. A. Willmer et al.2024 · 13 citationsApJ 965, 188 (2024)
Characterization of the western Pictor A hotspot in the hard X-rays with NuSTAR2402.06218v2 · Aamil Shaik, Eileen T. Meyer, Karthik Reddy et al.2024 · 0 citationsarXiv
A Joint Fermi-GBM and Swift-BAT Analysis of Gravitational-Wave Candidates from the Third Gravitational-wave Observing Run2308.13666v1 · C. Fletcher, J. Wood, R. Hamburg et al.2023 · 10 citationsarXiv
A re-emerging bright soft-X-ray state of the changing-look Active Galactic Nucleus 1ES~1927+654: a multi-wavelength view2308.03602v2 · Ritesh Ghosh, Sibasish Laha, Eileen Meyer et al.2023 · 1 citationarXiv
A Sensitive Search for Supernova Emission Associated with the Extremely Energetic and Nearby GRB 221009A2303.12849v3 · Gokul P. Srinivasaragavan, Brendan O' Connor, S. Bradley Cenko et al.2023 · 34 citationsarXiv
BatAnalysis -- A Comprehensive Python Pipeline for Swift BAT Survey Analysis2303.06255v2 · Tyler Parsotan, Sibasish Laha, David M. Palmer et al.2023 · 9 citationsarXiv
GRB 221009A: Discovery of an Exceptionally Rare Nearby and Energetic Gamma-Ray Burst2302.03642v1 · Maia A. Williams, Jamie A. Kennea, S. Dichiara et al.2023 · 114 citationsarXivon Valency
The origin of the vanishing soft X-ray excess in the changing-look Active Galactic Nucleus Mrk 5902208.04067v2 · Ritesh Ghosh (IUCAA), Sibasish Laha (NASA-GSFC), Kunal Deshmukh et al.2022 · 13 citationsarXiv
A candidate relativistic tidal disruption event at 340 Mpc2207.02873v1 · Jean J. Somalwar, Vikram Ravi, Dillon Z. Dong et al.2022 · 17 citationsarXiv
Swift/UVOT follow-up of Gravitational Wave Alerts in the O3 era2107.12306v1 · S. R. Oates, F. E. Marshall, A. A. Breeveld et al.2021 · 26 citationsarXiv
An X-ray spectral study of the origin of reflection features in bare Seyfert 1 galaxy ESO 511--G0302012.10620v1 · Ritesh Ghosh, Sibasish Laha2020 · 12 citationsarXiv
Ionized outflows from active galactic nuclei as the essential elements of feedback2012.06945v1 · Sibasish Laha (NASA/GSFC), Christopher S. Reynolds, James Reeves et al.2020 · 192 citationsarXiv
A broadband X-ray spectral study of the Seyfert 1 galaxy ESO 141--G055 with XMM-Newton and NuSTAR2007.14742v1 · Ritesh Ghosh, Sibasish Laha2020 · 19 citationsarXiv
The variable and non-variable X-ray absorbers in Compton-thin type-II Active Galactic Nuclei2005.06079v1 · Sibasish Laha (NASA/UMBC), Alex G. Markowitz, Mirko Krumpe et al.2020 · 46 citationsarXiv
Resolving the soft X-ray ultra fast outflow in PDS 4562004.12439v1 · James Reeves, Valentina Braito, George Chartas et al.2020 · 56 citationsarXiv
Investigating the origin of the Fe emission lines of the Seyfert 1 galaxy Mrk~2051904.06476v1 · Sibasish Laha, Ritesh Ghosh, Shruti Tripathi et al.2019 · 11 citationsarXiv
Cosmic evolution of supermassive black holes: A view into the next two decades1903.11091v1 · Francesca Civano, Nico Cappelluti, Ryan Hickox et al.2019 · 2 citationsarXiv
The physics and astrophysics of X-ray outflows from Active Galactic Nuclei1903.06748v1 · Sibasish Laha, Randall Smith, Panayiotis Tzanavaris et al.2019 · 4 citationsarXiv
A study of X-ray emission of galaxies hosting molecular outflows (MOX sample)1809.07906v1 · Sibasish Laha (UCSD), Matteo Guainazzi, Enrico Piconcelli et al.2018 · 24 citationsarXiv
An X-ray view of central engines of low luminosity quasars (LLQSO) in the local Universe1807.07641v1 · Sibasish Laha (UCSD), Ritesh Ghosh, Matteo Guainazzi et al.2018 · 21 citationsarXiv
Ultraviolet emission lines of Si II in quasars --- investigating the "Si II disaster"1604.07364v1 · Sibasish Laha, Francis P. Keenan, Gary J. Ferland et al.2016 · 8 citationsarXiv
Warm Absorbers in X-rays (WAX), a comprehensive high resolution grating spectral study of a sample of Seyfert Galaxies: II. Warm Absorber dynamics and feedback to galaxies1601.06369v1 · Sibasish Laha, Matteo Guainazzi, Susmita Chakravorty et al.2016 · 58 citationsarXiv
Ultraviolet emission lines of Si II in cool star and solar spectra1510.08755v1 · Sibasish Laha, Francis P. Keenan, Gary J. ferland et al.2015 · 5 citationsarXiv
Warm absorbers in X-rays (WAX), a comprehensive high resolution grating spectral study of a sample of Seyfert galaxies: I. A global view and frequency of occurrence of warm absorbers1404.0899v1 · Sibasish Laha, Matteo Guainazzi, Gulab C. Dewangan et al.2014 · 162 citationsarXiv
On the origin of the featureless soft X-ray excess emission from the Seyfert 1 galaxy ESO~198--G241311.5676v1 · Sibasish Laha, Gulab C. Dewangan, Ajit K. Kembhavi2013 · 6 citationsarXiv
The effect of UV/Soft X-ray excess emission on the warm absorber properties of Active Galactic Nuclei -- A case study of IRAS 13349+24381308.5804v1 · Sibasish Laha, Gulab C. Dewangan, Susmita Chakravorty et al.2013 · 32 citationsarXiv
X-ray warm absorption and emission in the polar scattered Seyfert 1 galaxy MRK 7041103.6268v1 · Sibasish Laha, Gulab.C.Dewangan, Ajit.K.Kembhavi2011 · 24 citationsarXiv
Bound for entropy and viscosity ratio for strange quark matter0705.4645v3 · Manjari Bagchi, Jishnu Dey, Mira Dey et al.2007 · 1 citationPhys.Lett.B666:145-149,2008
Entropy & viscosity bound of strange starshep-ph/0702086v1 · Sibasish Laha, Taparati Gangopadhyay, Manjari Bagchi et al.2007 · 2 citationsarXiv
Career total: 66 works. 39 are in this corpus.
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