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N. Udaya Shankar

Identifiers

  • name variant N. Udaya Shankar 0.60 · backfill

Papers (72)

  1. The Murchison Widefield Array Transients Survey (MWATS). A search for low frequency variability in a bright Southern hemisphere sample astro-ph.GA · 2018 · author #34
  2. Comparing Redundant and Sky Model Based Interferometric Calibration: A First Look with Phase II of the MWA astro-ph.IM · 2018 · author #44
  3. SARAS 2 constraints on global 21-cm signals from the Epoch of Reionization astro-ph.CO · 2017 · author #3
  4. SARAS 2: A Spectral Radiometer for probing Cosmic Dawn and the Epoch of Reionization through detection of the global 21 cm signal astro-ph.IM · 2017 · author #3
  5. First results on the Epoch of Reionization from First Light with SARAS 2 astro-ph.CO · 2017 · author #3
  6. Spectral energy distribution and radio halo of NGC 253 at low radio frequencies astro-ph.GA · 2017 · author #50
  7. A Matched Filter Technique For Slow Radio Transient Detection And First Demonstration With The Murchison Widefield Array astro-ph.HE · 2017 · author #26
  8. Wavelet-Based Characterization of Small-Scale Solar Emission Features at Low Radio Frequencies astro-ph.SR · 2016 · author #30
  9. GaLactic and Extragalactic All-sky Murchison Widefield Array (GLEAM) survey I: A low-frequency extragalactic catalogue astro-ph.GA · 2016 · author #37
  10. Delay Spectrum with Phase-Tracking Arrays: Extracting the HI power spectrum from the Epoch of Reionization astro-ph.CO · 2016 · author #5
  11. First Season MWA EoR Power Spectrum Results at Redshift 7 astro-ph.IM · 2016 · author #53
  12. Low frequency observations of linearly polarized structures in the interstellar medium near the south Galactic pole astro-ph.GA · 2016 · author #61
  13. A High Reliability Survey of Discrete Epoch of Reionization Foreground Sources in the MWA EoR0 Field astro-ph.IM · 2016 · author #50
  14. The radio spectral energy distribution of infrared-faint radio sources astro-ph.GA · 2016 · author #43
  15. Time-domain and spectral properties of pulsars at 154 MHz astro-ph.HE · 2016 · author #31
  16. The Murchison Widefield Array 21 cm Power Spectrum Analysis Methodology astro-ph.IM · 2016 · author #51
  17. First Limits on the 21 cm Power Spectrum during the Epoch of X-ray heating astro-ph.CO · 2016 · author #51
  18. The 154 MHz radio sky observed by the Murchison Widefield Array: noise, confusion and first source count analyses astro-ph.IM · 2016 · author #26
  19. High-energy sources at low radio frequency: the Murchison Widefield Array view of Fermi blazars astro-ph.HE · 2016 · author #48
  20. Limits on Fast Radio Bursts and other transient sources at 182 MHz using the Murchison Widefield Array astro-ph.HE · 2016 · author #30
  21. Beamforming Errors in Murchison Widefield Array Phased Array Antennas and their effects on Epoch of Reionization Science astro-ph.IM · 2016 · author #24
  22. The Importance of Wide-field Foreground Removal for 21 cm Cosmology: A Demonstration With Early MWA Epoch of Reionization Observations astro-ph.IM · 2016 · author #56
  23. CHIPS: The Cosmological HI Power Spectrum Estimator astro-ph.IM · 2016 · author #42
  24. A search for Fast Radio Bursts at low frequencies with Murchison Widefield Array high time resolution imaging astro-ph.CO · 2015 · author #24
  25. Quantifying ionospheric effects on time-domain astrophysics with the Murchison Widefield Array astro-ph.IM · 2015 · author #33
  26. Murchison Widefield Array Observations of Anomalous Variability: A Serendipitous Night-time Detection of Interplanetary Scintillation astro-ph.IM · 2015 · author #31
  27. Simultaneous Observations of Giant Pulses from the Crab Pulsar, with the Murchison Widefield Array and Parkes Radio Telescope: Implications for the Giant Pulse Emission Mechanism astro-ph.HE · 2015 · author #25
  28. Broadband Spectral Modeling of the Extreme Gigahertz-Peaked Spectrum Radio Source PKS B0008-421 astro-ph.GA · 2015 · author #40
  29. Ionospheric modelling using GPS to calibrate the MWA. 1: Comparison of first order ionospheric effects between GPS models and MWA observations astro-ph.IM · 2015 · author #52
  30. Confirmation of Wide-Field Signatures in Redshifted 21 cm Power Spectra astro-ph.CO · 2015 · author #43
  31. Power spectrum analysis of ionospheric fluctuations with the Murchison Widefield Array astro-ph.IM · 2015 · author #39
  32. Empirical Covariance Modeling for 21 cm Power Spectrum Estimation: A Method Demonstration and New Limits from Early Murchison Widefield Array 128-Tile Data astro-ph.CO · 2015 · author #33
  33. An analysis of the halo and relic radio emission from Abell 3376 from Murchison Widefield Array observations astro-ph.GA · 2015 · author #45
  34. Measuring Phased-Array Antenna Beampatterns with High Dynamic Range for the Murchison Widefield Array using 137 MHz ORBCOMM Satellites astro-ph.IM · 2015 · author #22
  35. GLEAM: The GaLactic and Extragalactic All-sky MWA survey astro-ph.IM · 2015 · author #47
  36. On the detection of global 21-cm signal from Reionization using interferometers astro-ph.IM · 2015 · author #3
  37. Real-time imaging of density ducts between the plasmasphere and ionosphere physics.space-ph · 2015 · author #34
  38. Foregrounds in Wide-Field Redshifted 21 cm Power Spectra astro-ph.IM · 2015 · author #49
  39. A Digital-Receiver for the Murchison Widefield Array astro-ph.IM · 2015 · author #11
  40. The Murchison Widefield Array Correlator astro-ph.IM · 2015 · author #57
  41. The High Time and Frequency Resolution Capabilities of the Murchison Widefield Array astro-ph.IM · 2015 · author #32
  42. All-sky signals from recombination to reionization with the SKA astro-ph.IM · 2015 · author #2
  43. The low-frequency environment of the Murchison Widefield Array: radio-frequency interference analysis and mitigation astro-ph.IM · 2015 · author #50
  44. SARAS measurement of the Radio Background at long wavelengths astro-ph.CO · 2014 · author #4
  45. The Spectral Variability of the GHz-Peaked Spectrum Radio Source PKS 1718-649 and a Comparison of Absorption Models astro-ph.GA · 2014 · author #38
  46. Modelling of the Spectral Energy Distribution of Fornax A: Leptonic and Hadronic Production of High Energy Emission from the Radio Lobes astro-ph.HE · 2014 · author #48
  47. Limits on low frequency radio emission from southern exoplanets with the Murchison Widefield Array astro-ph.EP · 2014 · author #33
  48. First Look Murchison Widefield Array observations of Abell 3667 astro-ph.GA · 2014 · author #45
  49. The first Murchison Widefield Array low frequency radio observations of cluster scale non-thermal emission: the case of Abell 3667 astro-ph.GA · 2014 · author #45
  50. WSClean: an implementation of a fast, generic wide-field imager for radio astronomy astro-ph.IM · 2014 · author #45
  51. A Resistive Wideband Space Beam Splitter astro-ph.IM · 2014 · author #3
  52. A survey for transients and variables with the Murchison Widefield Array 32-tile prototype at 154 MHz astro-ph.GA · 2013 · author #48
  53. The giant lobes of Centaurus A observed at 118 MHz with the Murchison Widefield Array astro-ph.CO · 2013 · author #43
  54. On the detection and tracking of space debris using the Murchison Widefield Array. I. Simulations and test observations demonstrate feasibility astro-ph.IM · 2013 · author #43
  55. A study of fundamental limitations to statistical detection of redshifted HI from the epoch of reionization astro-ph.CO · 2013 · author #2
  56. A 189 MHz, 2400 square degree polarization survey with the Murchison Widefield Array 32-element prototype astro-ph.CO · 2013 · author #9
  57. An octave bandwidth frequency independent dipole antenna astro-ph.IM · 2013 · author #2
  58. Science with the Murchison Widefield Array astro-ph.IM · 2012 · author #50
  59. SARAS: a precision system for measurement of the Cosmic Radio Background and signatures from the Epoch of Reionization astro-ph.IM · 2012 · author #4
  60. Low Frequency Observations of the Moon with the Murchison Widefield Array astro-ph.CO · 2012 · author #42
  61. The EoR Sensitivity of the Murchison Widefield Array astro-ph.IM · 2012 · author #40
  62. Low Frequency Imaging of Fields at High Galactic Latitude with the Murchison Widefield Array 32-Element Prototype astro-ph.CO · 2012 · author #48
  63. Imaging the Epoch of Reionization: limitations from foreground confusion and imaging algorithms astro-ph.IM · 2011 · author #2
  64. First Spectroscopic Imaging Observations of the Sun at Low Radio Frequencies with the Murchison Widefield Array Prototype astro-ph.SR · 2011 · author #60
  65. Interferometric imaging with the 32 element Murchison Wide-field Array astro-ph.IM · 2010 · author #50
  66. The Murchison Widefield Array astro-ph.IM · 2010 · author #51
  67. Two-dimensional homography-based correction of positional errors in widefield MRT images astro-ph.IM · 2010 · author #3
  68. A 50 MHz System for GMRT astro-ph.IM · 2009 · author #1
  69. Homography-Based Correction of Positional Errors in MRT Survey astro-ph.IM · 2009 · author #3
  70. The Murchison Widefield Array: Design Overview astro-ph.IM · 2009 · author #38
  71. Isospectrality in Chaotic Billiards nlin.CD · 2003 · author #3
  72. G343.1-2.3 and PSR 1706-44 astro-ph · 2001 · author #4

Mentions

  • 1511.02985 #24 · backfill · confidence 0.70 N. Udaya Shankar
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  • 1006.2015 #3 · backfill · confidence 0.70 N. Udaya Shankar
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Frequent Coauthors