Srinivasan Raghunathan

Survey Science Fellow

Centre for AstroPhysical Surveys
National Centre for Supercomputing Applications
University of Illinois, Urbana-Champaign, USA
Email: srinirag[at]illinois.edu
Github: Link


As a top-tier author: arXiv

  • B. Ansarinejad, S. Raghunathan, T. M. C. Abbott, et al., ``Mass calibration of DES Year-3 clusters via SPT-3G CMB cluster lensing'', Submitted to JCAP, 2024, xxxx.xxxx.
  • K. Prabhu, S. Raghunathan, M. Millea, et al., ``Testing the LCDM Cosmological Model with Forthcoming Measurements of the Cosmic Microwave Background with SPT-3G'', Submitted to ApJ, 2024, 2403.17925.
  • S. Raghunathan, P. Ade, A. Anderson, et al., ``First Constraints on the Epoch of Reionization Using the non-Gaussianity of the Kinematic Sunyaev-Zel{'}dovich Effect from the South Pole Telescope and {\it Herschel}-SPIRE Observations'', Submitted to PRL, 2024, 2403.02337.
  • D. Jain, T. Choudhury, S. Raghunathan, et al., ``Probing the Physics of Reionization Using kSZ Power Spectrum from Current and Upcoming CMB Surveys'', Submitted to MNRAS, 2023, 2311.00315.
  • K. Levy, S. Raghunathan, and K.Basu, A Foreground-Immune CMB-Cluster Lensing Estimator, JCAP, 2023, 23, 2023, 2305.06326.
  • S. Raghunathan and Y.Omori, A Cross-Internal Linear Combination Approach to Probe the Secondary CMB Anisotropies: Kinematic Sunyaev-Zel{'}dovich Effect and CMB Lensing, ApJ, 954, 17, 2023, 2304.09166.
  • S. Raghunathan, Assessing the Importance of Noise from Thermal Sunyaev-Zel{'}dovich Signals for CMB Cluster Surveys and Cluster Cosmology, ApJ, 928, 16, 2022, 2112.07656.
  • S. Raghunathan, N. Whitehorn, M. Alvarez et al., Constraining Cluster Virialization Mechanism and Cosmology using Thermal-SZ-selected clusters from Future CMB Surveys, ApJ, 926, 172, 2022, 2107.10250.
  • S. Raghunathan, S. Nadathur, B. Sherwin et al., The Gravitational Lensing Signatures of BOSS Voids in the Cosmic Microwave Background, ApJ, 890, 168, 2020, 1911.08475.
  • S. Raghunathan, S. Patil, E. Baxter et al., A Detection of CMB-Cluster Lensing using Polarization Data from SPTpol, Phys. Rev. Letters, 123, 181301, 2019; 1907.08605.
  • Also elected as editor's suggestion by Phys. Rev. Letters; Physics SYNOPSIS.
  • S. Patil, S. Raghunathan, C. Reichardt, Suppressing the thermal SZ-induced variance in CMB-cluster lensing estimators, ApJ, 888, 9, 2020, 1905.07943.
  • S. Raghunathan, G. Holder, J. Bartlett et al., An Inpainting Approach to Tackle the Kinematic and Thermal SZ Induced Biases in CMB-Cluster Lensing Estimators, JCAP, 11, 037, 2019, 1904.13392.
  • E. Baxter, B. Sherwin, S. Raghunathan, Constraining the Rotational Kinematic Sunyaev-Zel'dovich Effect in Massive Galaxy Clusters, JCAP, 6, 001, 2019, 1904.04199.
  • K. Aylor, M. Joy, ... S. Raghunathan et al., Sounds Discordant: Classical Distance Ladder & $\Lambda$CDM -based Determinations of the Cosmological Sound Horizon, ApJ, 874, 4, 2019, 1811.00537.
  • S. Raghunathan, S. Patil, E. Baxter et al., Mass Calibration of Optically Selected DES clusters using a Measurement of CMB-Cluster Lensing with SPTpol Data, ApJ, 872, 170, 2019, 1810.10998.
  • S. Raghunathan, F. Bianchini, C. Reichardt, Imprints of gravitational lensing in the Planck CMB data at the location of WISExSCOS galaxies, Phys. Rev. D, 98, 4, 2018, 1710.09770.
  • T. Friday, R. Clowes, S. Raghunathan et al., Accidental deep field selection bias in CMB temperature and SNe redshift correlation, MNRAS, 479, 1137, 2018, 1805.09581.
  • A. Kusaka, T. Essinger-Hileman, ... S. Raghunathan et al., Results from the Atacama B-mode Search (ABS) Experiment, JCAP, 09 005, 2018, 1801.01218; PhD thesis project.
  • E. Baxter, S. Raghunathan, T. Crawford et al., A Measurement of CMB Cluster Lensing with SPT and DES Year 1 Data, MNRAS, 476, 2674, 2018, 1708.01360.
  • S. Raghunathan, S. Patil, E. Baxter et al., Measuring galaxy cluster masses with CMB lensing using a Maximum Likelihood estimator: Statistical and systematic error budgets for future experiments, JCAP, 08, 030, 2017, 1705.00411.
  • S. Raghunathan, R. Clowes, L. Campusano et al., Intervening Mg II absorption systems from the SDSS DR12 quasar spectra, MNRAS, 463, 2640, 2016, 1608.05112.
  • R. Clowes, L. Haberzettl, S. Raghunathan et al., Ultraviolet Fe II Emission in Fainter Quasars: Luminosity Dependences, and the Influence of Environments, MNRAS, 460, 1428, 2016, 1604.08411.
  • S.Simon, S. Raghunathan, J. Appel, et al., Characterization of the Atacama B-mode Search, SPIE, 9153, 15, 2014.
  • R. Clowes, S. Raghunathan, I. Soechting et al., Environments of strong / ultrastrong, ultraviolet Fe II emitting quasars, MNRAS, 433, 2467, 2013, 1304.7396.
  • R. Clowes, K. Harris, S. Raghunathan et al., A structure in the early Universe at z $\sim$1.3 that exceeds the homogeneity scale of the R-W concordance cosmology, MNRAS, 429, 2910, 2013, 1211.6256.

As a contributing author:

  • L. Di Mascolo, Y. Perrott, ... S. Raghunathan, et al., ``Atacama Large Aperture Submillimeter Telescope (AtLAST) Science: Resolving the Hot and Ionized Universe through the Sunyaev-Zeldovich effect'', Submitted to Open Research Europe, 2024, 2403.00909.
  • E. Hughes, F. Ge, ... S. Raghunathan, et al., ``A cool dark sector, concordance, and a low σ8'', Submitted to PRD, 2023, 2311.05678.
  • J. Hern\'andez, L. Bleem, S. Raghunathan et al., Dissecting the Thermal SZ Power Spectrum by Halo Mass and Redshift in SPT-SZ Data and Simulations, The Open Journal of Astrophysics, 6, 41, 2023, 2307.15309.
  • Z. Pan, F. Bianchini, ... S. Raghunathan et al., A Measurement of Gravitational Lensing of the Cosmic Microwave Background Using SPT-3G 2018 Data, PRD, 108, 12, 2023, 2308.11608.
  • A. Gardner, E. Baxter, S. Raghunathan et al., Prospects for studying the mass and gas in protoclusters with future CMB observations, The Open Journal of Astrophysics, 7, 2, 2023, 2307.15309.
  • J. Sanchez, Y. Omori, ... S. Raghunathan et al., Mapping gas around massive galaxies: cross-correlation of DES Y3 galaxies and Compton-$y$-maps from SPT and Planck, MNRAS, 2, 3163, 2022, 2210.08633.
  • A. Anderson, P. Barry, ... S. Raghunathan et al., SPT-3G+: Mapping the High-Frequency Cosmic Microwave Background Using Kinetic Inductance Detectors, SPIE, 12190, 1219003, 2022, 2208.08559.
  • K. Dibert, A. Anderson, ... S. Raghunathan et al., Forecasting ground-based sensitivity to the Rayleigh scattering of the CMB in the presence of astrophysical foregrounds, PRD, 106, 6, 2022, 2205.04494.
  • The CMB-S4 Collaboration, Snowmass 2021 CMB-S4 White Paper, 2203.08024.
  • The CMB-HD Collaboration, Snowmass2021 CMB-HD White Paper, 2203.08024.
  • L. Bleem, T. Crawford, ... S. Raghunathan et al., CMB/kSZ and Compton-y Maps from 2500 square degrees of SPT-SZ and Planck Survey Data, submitted to ApJ, 2021, 2102.05033.
  • D. Dutcher, L. Balkenhol, ... S. Raghunathan et al., Measurements of the E-Mode Polarization and Temperature-E-Mode Correlation of the CMB from SPT-3G 2018 Data, submitted to Phys. Rev. D, 2021, 2101.01684.
  • CMB-S4 collaboration, CMB-S4 Science Case, Reference Design, and Project Plan, (2019), 1907.04473.
  • A. Bender, P. A. R. Ade, ... S. Raghunathan et al., Year two instrument status of the SPT-3G cosmic microwave background receiver, SPIE, 10708, 1070803, 2018, 1809.00036.
  • T. Essinger-Hileman, A. Kusaka, .... S. Raghunathan et al., Systematic effects from an ambient-temperature, continuously-rotating half-wave plate, Review of Scientific Instruments, 87, 2016, 1601.05901.
  • S. Simon, J. Appel, ... S. Raghunathan et al., Characterization of the Atacama B-mode Search Detectors with a Half-Wave Plate, Journal of Low Temperature Physics, 184, 534, 2016, 1511.04760.
  • A. Kusaka, T. Essinger-Hileman, ... S. Raghunathan et al., Modulation of CMB polarization with a warm rapidly rotating half-wave plate on the ABS instrument, Review of Scientific Instruments, 85, 2014, 1310.3711.
  • S. Simon, J. Appel, ... S. Raghunathan et al., In Situ Time Constant and Optical Efficiency Measurements of TRUCE Pixels in the Atacama B-Mode Search, Journal of Low Temperature Physics, 176, 712, 2014.