activity
20092026
most citedCalibration of the Large Area X-ray Proportional Counter (LAXPC) instrument on-board AstroSat

197 citations · 1.2k across the 59 of their papers we have counts for

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cond-mat.str-el2026

Dynamical chiral symmetry breaking in rotating QED: critical flavor number and the occupation-reweighting channel

Wei Li

We study dynamical chiral symmetry breaking in -dimensional QED on a rigidly rotating disc, , within the rainbow Schwinger--Dyson framework. At zero temperature the…

astro-ph.HE2026

Investigating the disappearance of a type-C QPO in black hole X-ray binary Swift J151857-572147 with AstroSat

Biki Ram, Manoneeta Chakraborty, Mayukh Pahari

We present a timing and broadband spectral study of the AstroSat observation of the black hole low mass X-ray binary Swift J151857.0--572147, focusing on its evolution across two t…

astro-ph.EP2026

A long-term spectro-temporal study of Jovian X-ray and Ultraviolet response to solar activity

Megha Tomer, Mayukh Pahari, Anurag Baruah +1

We present results from a multi-decade investigation of solar activity-driven variability in Jupiter's emissions, using solar X-ray flux and sunspot numbers as activity indicators…

astro-ph.HE2026

Study of UV line and continuum variabilities in the Broadline Seyfert 1 Galaxy ESO 141-G55

Mayukh Pahari, Veda Samhita, Harikumar N. +2

We present the results from a 3-year-long Ultraviolet monitoring campaign of the broad line Seyfert 1 galaxy ESO 141-G55 using International Ultraviolet Explorer (IUE). By modellin…

astro-ph.HE2026

Black hole-Neutron star distinction based on long-term MAXI and Swift study of 42 low mass X-ray binaries

Prakhar Maheshwari, Mayukh Pahari, Anish Sarkar +1

In this study, we analysed about 13 years of publicly available data from MAXI and Swift/BAT to examine the long-term source evolution of 42 transient low-mass X-ray binaries…

astro-ph.HE2026

Spectro-timing origin of large amplitude X-ray variability in GRS 1915+105 using AstroSat/LAXPC and SXT

Shree Suman, Shuvajit Khatua, Vishal Jadoliya +2

The origin of the large-amplitude, quasi-periodic X-ray flux variations in several classes of the Galactic microquasar GRS~1915+105 remains unresolved. We address this issue throug…