Publications (39)
Critical properties of spherically symmetric accretion in a fractal medium
Nirupam Roy, Arnab K. Ray
Imaging of the CCS 22.3 GHz emission in the Taurus Molecular Cloud complex
Nirupam Roy, Abhirup Datta, Emmanuel Momjian +1
The 2011 Outburst of Recurrent Nova T Pyx: X-ray Observations Expose the White Dwarf Mass and Ejection Dynamics
Laura Chomiuk, Thomas Nelson, Koji Mukai +9
Turbulence measurements from HI absorption spectra
Nirupam Roy, Leshma Peedikakkandy, Jayaram N. Chengalur
The angular power spectrum measurement of the Galactic synchrotron emission in two fields of the TGSS survey
Samir Choudhuri, Somnath Bharadwaj, Sk. Saiyad Ali +3
Occultation observation to probe the turbulence scale size in the plasma tail of comet Schwassmann-Wachmann 3-B
Nirupam Roy, P. K. Manoharan, Pavan Chakraborty
Confirmation Of Two Galactic Supernova Remnant Candidates Discovered By THOR
Rohit Dokara, Nirupam Roy, Henrik Beuther +6
Constraining the MOdified Newtonian Dynamics from spherically symmetrical hydrodynamic accretion
Nirupam Roy
The curious case of J113924.74+164144.0: a possible new group of galaxies at z = 0.0693
Nirupam Roy, Chandreyee Sengupta, N. G. Kantharia
On spherically symmetrical accretion in fractal media
Nirupam Roy
Fractal features in accretion discs
Nirupam Roy, Arnab K. Ray
The structure function of Galactic \HI opacity fluctuations on AU scales based on MERLIN, VLA and VLBA data
Prasun Dutta, Jayaram N. Chengalur, Nirupam Roy +5
Accurate measurement of the HI column density from HI 21cm absorption-emission spectroscopy
Jayaram N. Chengalur, Nissim Kanekar, Nirupam Roy
Radio studies of novae: a current status report and highlights of new results
Nirupam Roy, Laura Chomiuk, Jennifer L. Sokoloski +10
Effect of dark matter halo substructures on galaxy rotation curves
Nirupam Roy
The Radio Light Curve of the Gamma-Ray Nova in V407 Cyg: Thermal Emission from the Ionized Symbiotic Envelope, Devoured from Within by the Nova Blast
Laura Chomiuk, Miriam I. Krauss, Michael P. Rupen +10
EVLA Nova Project Observations of the Classical Nova V1723 Aquilae
Miriam I. Krauss, Laura Chomiuk, Michael Rupen +8
Turbulent power spectrum in warm and cold neutral medium using the Galactic HI 21 cm emission
Samir Choudhuri, Nirupam Roy
Shocks and Ejecta Mass: Radio Observations of Nova V1723 Aql
Jennifer H. S. Weston, Jennifer L. Sokoloski, Yong Zheng +7
An HI shell-like structure associated with nova V458 Vulpeculae?
Nirupam Roy, N. G. Kantharia, S. P. S. Eyres +4
Insights into the evolution of symbiotic recurrent novae from radio synchrotron emission: V745 Scorpii and RS Ophiuchi
N. G. Kantharia, Prasun Dutta, Nirupam Roy +6
An HI column density threshold for cold gas formation in the Galaxy
Nissim Kanekar, Robert Braun, Nirupam Roy
HI aperture synthesis and optical observations of the pair of galaxies NGC 6907 and 6908
S. Scarano, Felipe R. H. Madsen, Nirupam Roy +1
The visibility based Tapered Gridded Estimator (TGE) for the redshifted 21-cm power spectrum
Samir Choudhuri, Somnath Bharadwaj, Suman Chatterjee +3
The temperature of the diffuse HI in the Milky Way II: Gaussian decomposition of the HI 21 cm absorption spectra
Nirupam Roy, Nissim Kanekar, Jayaram N. Chengalur
Multiphase turbulent interstellar medium: some recent results from radio astronomy
Nirupam Roy
The 2011 Outburst of Recurrent Nova T Pyx: Radio Observations Reveal the Ejecta Mass and Hint at Complex Mass Loss
Thomas Nelson, Laura Chomiuk, Nirupam Roy +6
The temperature of the diffuse HI in the Milky Way I: High resolution HI 21 cm absorption studies
Nirupam Roy, Nissim Kanekar, Robert Braun +1
Magnetohydrodynamic turbulence in supernova remnants
Nirupam Roy, Somnath Bharadwaj, Prasun Dutta +1
C II radiative cooling of the Galactic diffuse interstellar medium: Insight about the star formation in Damped Lyman-alpha systems
Nirupam Roy, Stephan Frank, Christopher L. Carilli +3
Stringent constraints on the H I spin temperature in two z > 3 Damped Lyman-alpha systems from redshifted 21 cm absorption studies
Nirupam Roy, Smita Mathur, Vishal Gajjar +1
A multiwavelength investigation of the temperature of the cold neutral medium
Nirupam Roy, Jayaram N. Chengalur, Raghunathan Srianand
Validating a novel angular power spectrum estimator using simulated low frequency radio-interferometric data
Samir Choudhuri, Nirupam Roy, Somnath Bharadwaj +3
The prospects of measuring the angular power spectrum of the diffuse Galactic synchrotron emission with SKA1 Low
Sk. Saiyad Ali, Somnath Bharadwaj, Samir Choudhuri +2
Detection of the Galactic Warm Neutral Medium in HI 21cm absorption
Narendra Nath Patra, Nissim Kanekar, Jayaram N. Chengalur +6
HI 21 cm opacity fluctuations power spectra towards Cassiopeia A
Nirupam Roy, Jayaram N. Chengalur, Prasun Dutta +1
Tapering the sky response for angular power spectrum estimation from low-frequency radio-interferometric data
Samir Choudhuri, Somnath Bharadwaj, Nirupam Roy +2
Binary orbits as the driver of gamma-ray emission and mass ejection in classical novae
Laura Chomiuk, Justin D. Linford, Jun Yang +16
Tiny scale opacity fluctuations from VLBA, MERLIN and VLA observations of HI absorption toward 3C 138
Nirupam Roy, Anthony H. Minter, W. M. Goss +2