8 citations · 21 across the 13 of their papers we have counts for
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The GMRT High-Resolution Southern Sky Survey for pulsars and transients -- VIII: Orbital Variability and the Evolution of a 1-Day He-WD Millisecond Pulsar J2101-4802
Ankita Ghosh, Bhaswati Bhattacharyya, David L. Kaplan +8
We present timing and orbital phase-resolved polarimetry of the millisecond pulsar (MSP) J21014802, having a spin period of 9.48~ms and dispersion measure (DM) $25.05\ \mathrm{p…
Temporal Variations in Pulsar Spectro-Polarimetry: Findings from millisecond pulsar J2144-5237 using Parkes UWL receiver
Rahul Sharan, Bhaswati Bhattacharyya, Simon Johnston +2
While the temporal variations of the spectro-polarimetric nature of pulsars remains unexplored, this investigation offers significant potential for uncovering key insights into pul…
Detection of giant pulses from the transitional millisecond pulsar J12274853
Saptarshi Sarkar, Jayanta Roy, Bhaswati Bhattacharyya +5
We report the discovery of giant pulse (GP) emission from the transitional millisecond pulsar (tMSP) PSR J12274853, using 174 hours of single-pulse data from the upgraded Giant…
Deciphering Profile Stability in Millisecond Pulsars: Timescales, Frequency Evolution, and Implications on Emission Mechanisms
Ankita Ghosh, Bhaswati Bhattacharyya, Rahul Sharan +3
Pulse profile stability in millisecond pulsars (MSPs) is a key factor in achieving high-precision timing essential for detecting nanohertz gravitational waves with Pulsar Timing Ar…
Exploring Unusual High-frequency Eclipses in MSP J1908+2105
Ankita Ghosh, Bhaswati Bhattacharyya, Sangita Kumari +3
This paper presents a comprehensive study of the eclipse properties of the spider millisecond pulsar (MSP) J19082105, using wide-band observations from the uGMRT and Parkes UWL.…
Unveiling Low-Frequency Eclipses in Spider MSPs using wideband GMRT Observations
Sangita Kumari, Bhaswati Bhattacharyya, Devojyoti Kansabanik +3
Eclipses of radio emission have been reported for ~ 58 spider millisecond pulsars (MSP), of which only around 19% have been extensively studied. Such studies at low frequencies are…
Unveiling frequency-dependent eclipsing in spider millisecond pulsars using broadband polarization observations with the Parkes
Sangita Kumari, Bhaswati Bhattacharyya, Rahul Sharan +6
This study presents an orbital phase-dependent analysis of three black widow spider millisecond pulsars (BW MSPs), aiming to investigate the magnetic field within the eclipse envir…
Flux Density Stability and Temporal Changes in the Spectra of Millisecond Pulsars using the GMRT
Rahul Sharan, Bhaswati Bhattacharyya, Sangita Kumari +2
This paper presents an investigation of spectral properties of 10 millisecond pulsars (MSPs) discovered by the uGMRT, observed from 2017-2023 using band 3 (300-500 MHz) and 4 (550-…
The GMRT High-Resolution Southern Sky Survey for pulsars and transients -- VII: Timing of Spider MSP J1242-4712, A Bridge Between Redback and Black Widow Pulsars
Ankita Ghosh, Bhaswati Bhattacharyya, Andrew Lyne +7
We present the timing solution for the 5.31-ms spider millisecond pulsar (MSP) J1242-4712, discovered with the GMRT. PSR J1242-4712 orbits a companion of minimum mass 0.08 M$_{\odo…
A 350-MHz Green Bank Telescope Survey of Unassociated Fermi LAT Sources: Discovery and Timing of Ten Millisecond Pulsars
P. Bangale, B. Bhattacharyya, F. Camilo +18
We have searched for radio pulsations towards 49 Fermi Large Area Telescope (LAT) 1FGL Catalog -ray sources using the Green Bank Telescope at 350 MHz. We detected 18 millisecond…
First systematic study reporting the changes in eclipse cut-off frequency for pulsar J1544+4937
Sangita Kumari, Bhaswati Bhattacharyya, Rahul Sharan +3
We present results from a long-term monitoring of frequency dependent eclipses of the radio emission from PSR J1544+4937 which is a ``black widow spider'' millisecond pulsar (MSP)…
Decade-long timing of four GMRT discovered millisecond pulsars
Shyam S. Sharma, Jayanta Roy, Bhaswati Bhattacharyya +1
The discovery and timing follow-up of millisecond pulsars (MSPs) are necessary not just for their usefulness in Pulsar Timing Arrays (PTAs) but also for investigating their own int…
Evaluating Low-Frequency Pulsar Observations to Monitor Dispersion with the Giant Metrewave Radio Telescope
Megan L. Jones, Maura A. McLaughlin, Jayanta Roy +5
The North American Nanohertz Observatory for Gravitational Waves (NANOGrav) project has the primary goal of detecting and characterizing low-frequency gravitational waves through h…