VR
Vikram R. Rana
astro-ph.HEastro-ph.IMastro-ph.GAastro-phastro-ph.SRastro-ph.CO
On Valency
published · living versionsW_x64xxy9j·v1 · currentpublished
The Nuclear Spectroscopic Telescope Array (NuSTAR) Mission
with Fiona A. Harrison, William W. Craig, Finn E. Christensen, Charles J. Hailey +75
1 version
Preprints & journals
67 papers in the corpus · 2003–2026Discovery of a Candidate 2 keV Cyclotron Resonance Scattering Feature in the HLX NGC 3583 X-12606.08598v1 · Kiran M. Jayasurya, Aman Upadhyay, Vikram Rana2026 · 0 citationsarXiv
Synchrotron radiation from NGC 470 HLX1 - a hidden hyperluminous accreting neutron star?2511.10183v2 · Tanuman Ghosh, Shiv Sethi, Gulab Chand Dewangan et al.2025 · 1 citationarXiv
Probing spectral variability in NGC 4490 ULX-8 over 24 years of XMM-Newton, Chandra and Swift-XRT observations2510.11415v3 · Tarang Vashisht, Aru Beri, Tanuman Ghosh et al.2025 · 0 citationsMon Not R Astron Soc (2026)
A Study of Spectral Variability between flaring and non-flaring state in M74 X-12509.12050v1 · Aman Upadhyay, Tanuman Ghosh, Vikram Rana2025 · 1 citationApJ, 989, 206 (2025)
Spectral analysis of ultraluminous X-ray pulsars with models of X-ray pulsars2507.15764v1 · Manish Kumar, Rahul Sharma, Biswajit Paul et al.2025 · 3 citationsarXiv
Intriguing nature of AM Her type candidate CXOU J204734.8+3001052505.11322v1 · Rahul Sharma, Chetana Jain, Biswajit Paul et al.2025 · 0 citationsThe Astrophysical Journal, 987:117 (10pp), 2025 July 10
Energy dependence of Quasi-periodic oscillations in accreting X-ray pulsars2404.19323v1 · Hemanth Manikantan, Biswajit Paul, Rahul Sharma et al.2024 · 10 citationsarXiv
Investigating the orbital evolution of the eccentric HMXB GX 301$-$2 using long-term X-ray lightcurves2310.02626v1 · Hemanth Manikantan, Manish Kumar, Biswajit Paul et al.2023 · 9 citationsarXiv
A broadband X-ray study of the dwarf nova SS Cyg during quiescence and outburst2309.04374v1 · Anirban Dutta, Vikram Rana, Koji Mukai et al.2023 · 5 citationsarXiv
An investigation of the "10 keV feature" in the spectra of Accretion Powered X-ray Pulsars with NuSTAR2308.15129v1 · Hemanth Manikantan, Biswajit Paul, Vikram Rana2023 · 17 citationsarXiv
Constraint on the accretion of NGC 6946 X-1 using broadband X-ray data2301.09837v2 · Tanuman Ghosh, Vikram Rana2023 · 6 citationsarXiv
Changes in the distribution of circum-binary material around the HMXB GX 301-2 during a rapid spin-up episode of the neutron star2301.02815v1 · Hemanth Manikantan, Biswajit Paul, Kinjal Roy et al.2023 · 4 citationsarXiv
Science with the Daksha High Energy Transients Mission2211.12052v2 · Varun Bhalerao, Disha Sawant, Archana Pai et al.2022 · 15 citationsarXiv
Daksha: On Alert for High Energy Transients2211.12055v2 · Varun Bhalerao, Santosh Vadawale, Shriharsh Tendulkar et al.2022 · 15 citationsarXiv
Synchrotron cutoff in Ultraluminous X-ray sources2210.02682v2 · Tanuman Ghosh, Shiv Sethi, Vikram Rana2022 · 1 citationarXiv
Spectral variability in NGC 1042 ULX12209.02458v2 · Tanuman Ghosh, Vikram Rana2022 · 2 citationsarXiv
Study of Complex Absorption and Reflection in a Unique Intermediate Polar Paloma2206.08635v2 · Anirban Dutta, Vikram Rana2022 · 3 citationsThe Astrophysical Journal, Vol 940, Number 2, Article ID 100, (2022)
Hard X-ray flares and spectral variability in NGC 4395 ULX12202.01432v2 · Tanuman Ghosh, Vikram Rana, Matteo Bachetti2022 · 6 citationsarXiv
A broadband X-ray study of the asynchronous polar: CD Ind2201.12334v1 · Anirban Dutta, Vikram Rana2022 · 4 citationsMonthly Notices of the Royal Astronomical Society, Volume 511, Issue 4, April 2022
Observations of AR Sco with and Soft X-ray Telescope2104.08662v1 · K.P. Singh, V. Girish, J. Tiwari et al.2021 · 3 citationsarXiv
Super-Eddington accretion onto a stellar mass ultraluminous X-ray source NGC 4190 ULX12103.10265v1 · Tanuman Ghosh, Vikram Rana2021 · 18 citationsarXiv
A New Transient Ultraluminous X-ray Source in NGC 70902011.08870v2 · D. J. Walton, M. Heida, M. Bachetti et al.2020 · 16 citationsarXiv
Measuring the masses of magnetic white dwarfs: A NuSTAR Legacy Survey2008.09684v2 · A. W. Shaw, C. O. Heinke, K. Mukai et al.2020 · 47 citationsarXiv
A tale of two periods: determination of the orbital ephemeris of the super-Eddington pulsar NGC 7793 P131805.05336v1 · F. Fuerst, D. J. Walton, M. Heida et al.2018 · 60 citationsA&A 616, A186 (2018)
Measuring the masses of Intermediate Polars with NuSTAR: V709 Cas, NY Lup and V1223 Sgr1801.08508v1 · A. W. Shaw, C. O. Heinke, K. Mukai et al.2018 · 22 citationsarXiv
Observational Artifacts of NuSTAR: Ghost Rays and Stray Light1711.02719v1 · Kristin K. Madsen, Finn E. Christensen, William W. Craig et al.2017 · 51 citationsJ. Astron. Telesc. Instrum. Syst. 3(4), 044003 (2017)
The NuSTAR Hard X-ray Survey of the Norma Arm Region1703.00021v1 · Francesca M. Fornasini, John A. Tomsick, JaeSub Hong et al.2017 · 19 citationsarXiv
The distribution of radioactive Ti in Cassiopeia A1612.02774v1 · Brian W. Grefenstette, Chris L. Fryer, Fiona A. Harrison et al.2016 · 126 citationsarXiv
The Broadband Spectral Variability of Holmberg IX X-11610.06611v2 · D. J. Walton, F. Fuerst, F. A. Harrison et al.2016 · 33 citationsarXiv
Spectral Changes in the Hyperluminous Pulsar in NGC 5907 as a Function of Super-Orbital Phase1610.00258v1 · F. Fuerst, D. J. Walton, D. Stern et al.2016 · 82 citationsarXiv
Discovery of coherent pulsations from the Ultraluminous X-ray Source NGC 7793 P131609.07129v2 · F. Fuerst, D. J. Walton, F. A. Harrison et al.2016 · 332 citationsarXiv
First NuSTAR observations of the BL Lac - type blazar PKS~2155-304: constraints on the jet content and distribution of radiating particles1609.02203v1 · G. M. Madejski, K. Nalewajko, K. K. Madsen et al.2016 · 46 citationsarXiv
Living on a Flare: Relativistic Reflection in V404 Cyg Observed by NuSTAR During its Summer 2015 Outburst1609.01293v2 · D. J. Walton, K. Mooley, A. L. King et al.2016 · 93 citationsarXiv
Getting NuSTAR on target: predicting mast motion1608.01704v1 · Karl Forster, Kristin K. Madsen, Hiromasa Miyasaka et al.2016 · 7 citationsForster et al. (2016) in "Observatory Operations: Strategies, Processes, and Systems VI", edited by Alison B. Peck, Robert L. Seaman, Chris R. Benn, Proc. of SPIE Vol. 9910, 9910OZ
A 78 Day X-ray Period Detected from NGC 5907 ULX1 by Swift1607.07448v1 · D. J. Walton, F. Fuerst, M. Bachetti et al.2016 · 73 citationsarXiv
NuSTAR Hard X-ray Survey of the Galactic Center Region II: X-ray Point Sources1605.03882v1 · JaeSub Hong, Kaya Mori, Charles J. Hailey et al.2016 · 69 citationsarXiv
NuSTAR and XMM-Newton Observations of the Neutron Star X-ray Binary 1RXS J180408.9-342051604.04252v1 · R. M. Ludlam, J. M. Miller, E. M. Cackett et al.2016 · 42 citationsarXiv
Multiwavelength Study of Quiescent States of Mrk 421 with Unprecedented Hard X-Ray Coverage Provided by NuSTAR in 20131512.02235v1 · M. Balokovi'c, D. Paneque, G. Madejski et al.2015 · 141 citationsThe Astrophysical Journal, 819, 156 (2016)
The NuSTAR Extragalactic Surveys: The Number Counts of Active Galactic Nuclei and the Resolved Fraction of the Cosmic X-ray Background1511.04183v2 · F. A. Harrison, J. Aird, F. Civano et al.2015 · 80 citationsarXiv
NuSTAR Hard X-ray Survey of the Galactic Center Region I: Hard X-ray Morphology and Spectroscopy of the Diffuse Emission1510.04631v1 · Kaya Mori, Charles J. Hailey, Roman Krivonos et al.2015 · 2 citationsarXiv
Characterizing X-ray and Radio emission in the Black Hole X-Ray Binary V404 Cygni during Quiescence1507.04049v2 · Vikram Rana, Alan Loh, Stephane Corbel et al.2015 · 46 citationsarXiv
Unambiguous Detection of Reflection in Magnetic Cataclysmic Variables: Joint NuSTAR-XMM-Newton Observations of Three Intermediate Polars1506.07213v1 · Koji Mukai, Vikram Rana, Federico Bernardini et al.2015 · 52 citationsarXiv
Supernovae. ⁴⁴Ti gamma-ray emission lines from SN1987A reveal an asymmetric explosion.25954004 · Boggs, S E, Harrison, F A, Miyasaka, H et al.2015 · 141 citationsScience (New York, N.Y.). 2015;348(6235):670-1
NuSTAR, XMM-Newton and Suzaku Observations of the Ultraluminous X-ray Source Holmberg II X-11504.00023v2 · D. J. Walton, M. J. Middleton, V. Rana et al.2015 · 62 citationsarXiv
Rapid Variability of Blazar 3C 279 during Flaring States in 2013-2014 with Joint Fermi-LAT, NuSTAR, Swift, and Ground-Based Multi-wavelength Observations1502.04699v2 · M. Hayashida, K. Nalewajko, G. M. Madejski et al.2015 · 200 citationsarXiv
A Hard X-Ray Study of Ultraluminous X-ray Source NGC 5204 X-1 with NuSTAR and XMM-Newton1502.01764v2 · E. S. Mukherjee, D. J. Walton, M. Bachetti et al.2015 · 57 citationsarXiv
A NuSTAR observation of the fast symbiotic nova V745 Sco in outburst1412.2088v2 · M. Orio, V. Rana, K. L. Page et al.2014 · 34 citationsarXiv
NuSTAR and XMM-Newton observations of the extreme ultraluminous X-ray source NGC 5907 ULX1: A Vanishing Act1411.5974v1 · D. J. Walton, F. A. Harrison, M. Bachetti et al.2014 · 62 citationsarXiv
An ultraluminous X-ray source powered by an accreting neutron star.25297433 · Bachetti, M, Harrison, F A, Walton, D J et al.2014 · 762 citationsNature. 2014;514(7521):202-4
A Hard X-Ray Power-Law Spectral Cutoff in Centaurus X-41403.6751v2 · Deepto Chakrabarty, John A. Tomsick, Brian W. Grefenstette et al.2014 · 60 citationsarXiv
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