Publications (71)
HI 21-cm absorption from $z\sim0.35$ strong MgII absorbers
Rajeshwari Dutta, Raghunathan Srianand, Neeraj Gupta +1
Detection of emission lines from z ~ 3 DLAs towards the QSO J2358+0149
Raghunathan Srianand, Tanvir Hussain, Pasquier Noterdaeme +5
Dust-depletion sequences in damped Lyman-α absorbers: a unified picture from low-metallicity systems to the Galaxy
Annalisa De Cia, Cédric Ledoux, Lars Mattsson +4
High-ion absorption in the proximate damped Lyman-alpha system toward Q0841+129
Andrew J. Fox, Cédric Ledoux, Patrick Petitjean +2
A giant radio halo in a low-mass SZ-selected galaxy cluster: ACT-CL J0256.5+0006
Kenda Knowles, Huib T. Intema, Andrew J. Baker +18
On the Covering Fraction Variability in an EUV Mini-BAL Outflow from PG 1206+459
Sowgat Muzahid, Raghunathan Srianand, Jane Charlton +1
Molecular hydrogen in the diffuse interstellar medium at high redshift
Raghunathan Srianand, Gargi Shaw, Gary Ferland +2
HST/COS detection of a Ne VIII absorber towards PG 1407+265: An unambiguous tracer of collisionally ionized hot gas?
Tanvir Hussain, Sowgat Muzahid, Anand Narayanan +4
Spatially resolved STIS spectra of the gravitationally lensed BAL quasar APM08279+5255: the nature of component C and evidence for microlensing
Geraint F. Lewis, Rodrigo A. Ibata, Sara L. Ellison +4
Discovery of an HI-rich Gas Reservoir in the Outskirts of SZ-effect Selected Clusters
Sowgat Muzahid, Jane Charlton, Daisuke Nagai +2
[O II] nebular emission from Mg II absorbers: Star formation associated with the absorbing gas
Ravi Joshi, Raghunathan Srianand, Patrick Petitjean +1
The Ly$α$ emission from high-$z$ galaxies hosting strong Damped Ly$α$ systems
Ravi Joshi, Raghunathan Srianand, Pasquier Noterdaeme +1
A Pair of O VI and Broad Ly-alpha Absorbers Probing Warm Gas in a Galaxy Group Environment at z ~ 0.4
Sachin Pachat, Anand Narayanan, Sowgat Muzahid +4
Highly Ionized Collimated Outflow from HE 0238 - 1904
Sowgat Muzahid, Raghunathan Srianand, Blair D. Savage +3
Physical conditions in three high-z H2-bearing DLAs: implications for grain size
Katherine Rawlins, Gargi Shaw, Raghunathan Srianand
Mega parsec relativistic jets launched from an accreting supermassive blackhole in an extreme spiral galaxy
Joydeep Bagchi, Vivek M., Vinu Vikram +6
Constraining fundamental constants of physics with quasar absorption line systems
Patrick Petitjean, Raghunathan Srianand, Hum Chand +3
Constrained semi-analytical models of Galactic outflows
Saumyadip Samui, Kandaswamy Subramanian, Raghunathan Srianand
Deceleration of CIV and SiIV broad absorption lines in X-ray bright quasar SDSS-J092345+512710
Ravi Joshi, Raghunathan Srianand, Hum Chand +4
Models of high redshift luminosity functions and galactic outflows: The dependence on halo mass function
Saumyadip Samui, Kandaswamy Subramanian, Raghunathan Srianand
An HST/COS survey of molecular hydrogen in DLAs & sub-DLAs at z < 1: Molecular fraction and excitation temperature
Sowgat Muzahid, Raghunathan Srianand, Jane Charlton
Average [O II] nebular emission associated with Mg II absorbers: Dependence on Fe II absorption
Ravi Joshi, Raghunathan Srianand, Patrick Petitjean +1
Efficient cold outflows driven by cosmic rays in high redshift galaxies and their global effects on the IGM
Saumyadip Samui, Kandaswamy Subramanian, Raghunathan Srianand
Eclipsing damped Ly$α$ systems in the Sloan Digital Sky Survey Data Release 12
Hassan Fathivavsari, Patrick Petitjean, Narges Jamialahmadi +6
Multicomponent H2 in DLA at zabs = 2.05: physical conditions through observations and numerical models
Katherine Rawlins, Raghunathan Srianand, Gargi Shaw +3
Can Cosmic Rays Heat the Intergalactic Medium?
Saumyadip Samui, Kandaswamy Subramanian, Raghunathan Srianand
Limits on the time variation of the electromagnetic fine-structure constant in the low energy limit from absorption lines in the spectra of distant quasars
Raghunathan Srianand, Hum Chand, Patrick Petitjean +1
Understanding the redshift evolution of the luminosity functions of Lyman-alpha emitters
Saumyadip Samui, Raghunathan Srianand, Kandaswamy Subramanian
On the variation of the fine-structure constant: Very high resolution spectrum of QSO HE 0515-4414
Hum Chand, Raghunathan Srianand, Patrick Petitjean +3
In response to the comments by Murphy et al. (arxiv:0708.3677)
Raghunathan Srianand, Hum Chand, Patrick Petitjean +1
Probing the time-variation of the fine-structure constant: Results based on Si IV doublets from a UVES sample
Hum Chand, Patrick Petitjean, Raghunathan Srianand +1
Cosmic ray driven outflows from high redshift galaxies
Saumyadip Samui, Kandaswamy Subramanian, Raghunathan Srianand
Near Infrared spectroscopic observations of high redshift C~{\sc i} absorbers
Siwei Zou, Patrick Petitjean, Pasquier Noterdaeme +5
Photon underproduction crisis: Are QSOs sufficient to resolve it?
Vikram Khaire, Raghunathan Srianand
Weighing neutrinos using high redshift galaxy luminosity functions
Charles Jose, Saumyadip Samui, Kandaswamy Subramanian +1
Efficient adiabatic hydrodynamical simulations of the high-redshift intergalactic medium
Prakash Gaikwad, Tirthankar Roy Choudhury, Raghunathan Srianand +1
The Radio Relics and Halo of El Gordo, a Massive $z=0.870$ Cluster Merger
Robert R. Lindner, Andrew J. Baker, John P. Hughes +8
Multiphase Plasma in Sub-Damped Lyman Alpha Systems: A Hidden Metal Reservoir
Andrew J Fox, Patrick Petitjean, Cédric Ledoux +1
Revisiting the He II to H I ratio in the Intergalactic Medium
Sowgat Muzahid, Raghunathan Srianand, Patrick Petitjean
Metal-Enriched Plasma in Protogalactic Halos: A Survey of N V Absorption in High-z Damped & Sub-Damped Lyman-alpha Systems
Andrew J. Fox, J. Xavier Prochaska, Cédric Ledoux +3
The redshift evolution of escape fraction of hydrogen ionizing photons from galaxies
Vikram Khaire, Raghunathan Srianand, Tirthankar Roy Choudhury +1
Implications of an updated ultraviolet background for the ionization mechanisms of intervening Ne VIII absorbers
Tanvir Hussain, Vikram Khaire, Raghunathan Srianand +2
C IV absorption line variability in X-ray bright BALQSOs
Ravi Joshi, Hum Chand, Raghunathan Srianand +1
ELT requirements for future observations of the Intergalactic Medium
Tom Theuns, Raghunathan Srianand
Outflowing material in the zem = 4.92 BAL QSO SDSS~J160501.21-011220.0
Neeraj Gupta, Raghunathan Srianand, Patrick Petitjean +1
A ghostly damped Ly$α$ system revealed by metal absorption lines
Hassan Fathivavsari, Patrick Petitjean, Siwei Zou +4
Extended Ly$α$ emission around quasars with eclipsing damped Ly$α$ systems
Hassan Fathivavsari, Patrick Petitjean, Pasquier Noterdaeme +4
Spatial Clustering of High Redshift Lyman Break Galaxies
Charles Jose, Kandaswamy Subramanian, Raghunathan Srianand +1
Star formation history, dust attenuation and extragalactic background light
Vikram Khaire, Raghunathan Srianand
A physical model for the redshift evolution of high-z Lyman-Break Galaxies
Charles Jose, Raghunathan Srianand, Kandaswamy Subramanian
Probing the star formation history using the redshift evolution of luminosity functions
Saumyadip Samui, Raghunathan Srianand, Kandaswamy Subramanian
Molecular hydrogen from z = 0.0963 DLA towards the QSO J1619+3342
Raghunathan Srianand, Hadi Rahmani, Sowgat Muzahid +1
The VLT-UVES survey for molecular hydrogen in high-redshift damped Lyman-alpha systems: Physical conditions in the neutral gas
Raghunathan Srianand, Patrick Petitjean, Cedric Ledoux +2
VoIgt profile Parameter Estimation Routine (VIPER): H I photoionization rate at z<0.5
Prakash Gaikwad, Raghunathan Srianand, Tirthankar Roy Choudhury +1
Clustering at high redshift: The connection between Lyman Alpha emitters and Lyman break galaxies
Charles Jose, Raghunathan Srianand, Kandaswamy Subramanian
The Thirty Meter Telescope International Observatory facilitating transformative astrophysical science
Warren Skidmore, G. C. Anupama, Raghunathan Srianand
Probing feedback in high-$z$ galaxies using extended UV luminosity functions
Saumyadip Samui, Raghunathan Srianand, Kandaswamy Subramanian
A coronagraphic absorbing cloud reveals the narrow-line region and extended Lyman-$α$ emission of QSO J0823+0529
Hassan Fathivavsari, Patrick Petitjean, Pasquier Noterdaeme +5
HST/COS observations of a new population of associated QSO absorbers
Sowgat Muzahid, Raghunathan Srianand, Nahum Arav +2
The Detailed Science Case for the Maunakea Spectroscopic Explorer: the Composition and Dynamics of the Faint Universe
Alan McConnachie, Carine Babusiaux, Michael Balogh +173
Hot Halos around High Redshift Protogalaxies: Observations of O VI and N V Absorption in Damped Lyman Alpha systems
Andrew J. Fox, Patrick Petitjean, Cedric Ledoux +1
A multiwavelength investigation of the temperature of the cold neutral medium
Nirupam Roy, Jayaram N. Chengalur, Raghunathan Srianand
He II optical depth and UV escape fraction of galaxies
Vikram Khaire, Raghunathan Srianand
Prevalence of neutral gas in centres of merging galaxies
Rajeshwari Dutta, Raghunathan Srianand, Neeraj Gupta
Multiwavelength investigation of a near-solar metallicity sub-DLA at z =1.3647 towards PKS 0237-233
Raghunathan Srianand, Neeraj Gupta, Patrick Petitjean
Probing spectral properties of radio-quiet quasars searched for optical microvariability-II
Ravi Joshi, Hum Chand, Paul J. Wiita +2
Intergalactic Lyman continuum photon budget in the past 5 billion years
Prakash Gaikwad, Vikram Khaire, Tirthankar Roy Choudhury +1
New synthesis models of consistent extragalactic background light over cosmic time
Vikram Khaire, Raghunathan Srianand
C IV absorption in damped and sub-damped Lyman-alpha systems: correlations with metallicity and implications for galactic winds at z~2-3
Andrew J. Fox, Cédric Ledoux, Patrick Petitjean +1
Galactic nebular lines in the fiber spectra of background QSOs: Reaching a hundred QSO-galaxy pairs with spectroscopic and photometric measurements
Lorrie Straka, Pasquier Noterdaeme, Raghunathan Srianand +6
Mapping kiloparsec-scale structures in the extended HI disc of the galaxy UGC 00439 by HI 21-cm absorption
Rajeshwari Dutta, Neeraj Gupta, Raghunathan Srianand +1