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Varun Sahni

Identifiers

  • name variant Varun Sahni 0.60 · backfill

Papers (75)

  1. $w_0$-probe: A new diagnostic of dark energy based on $Om$ astro-ph.CO · 2026 · author #3
  2. Emulating $\Lambda$CDM-like expansion on the Phantom brane gr-qc · 2018 · author #3
  3. Versatile parametrization of the perturbation growth rate on the phantom brane gr-qc · 2018 · author #4
  4. Unifying Dark Matter and Dark Energy with non-Canonical Scalars gr-qc · 2018 · author #2
  5. Initial conditions for Inflation in an FRW Universe gr-qc · 2018 · author #2
  6. The Shape and Size distribution of HII Regions near the percolation transition astro-ph.CO · 2018 · author #5
  7. New tracker models of dark energy gr-qc · 2017 · author #3
  8. Sourcing Dark Matter and Dark Energy from $\alpha$-attractors gr-qc · 2017 · author #2
  9. Metastable Dark Energy with Radioactive-like Decay astro-ph.CO · 2016 · author #3
  10. Constraining the Cosmology of the Phantom Brane using Distance Measures astro-ph.CO · 2016 · author #3
  11. Cosmological perturbations on the Phantom brane gr-qc · 2016 · author #4
  12. A new recipe for $\Lambda$CDM astro-ph.CO · 2015 · author #1
  13. Arrow of time in dissipationless cosmology gr-qc · 2015 · author #1
  14. Model independent evidence for dark energy evolution from Baryon Acoustic Oscillations astro-ph.CO · 2014 · author #1
  15. Can a variable gravitational constant resolve the Faint Young Sun Paradox ? astro-ph.SR · 2014 · author #1
  16. Emergent Cosmology Revisited astro-ph.CO · 2014 · author #2
  17. Ya. B. Zeldovich (1914-1987): Chemist, Nuclear Physicist, Cosmologist physics.hist-ph · 2014 · author #1
  18. A no-boundary proposal for braneworld perturbations gr-qc · 2013 · author #3
  19. Resurrecting power law inflation in the light of Planck results astro-ph.CO · 2013 · author #2
  20. Reconstructing the Properties of Dark Energy using Standard Sirens astro-ph.CO · 2013 · author #2
  21. Searching for systematics in SNIa and galaxy cluster data using the cosmic duality relation astro-ph.CO · 2012 · author #3
  22. Can a marginally open universe amplify magnetic fields? astro-ph.CO · 2012 · author #2
  23. A new null diagnostic customized for reconstructing the properties of dark energy from BAO data astro-ph.CO · 2012 · author #2
  24. Refining inflation using non-canonical scalars astro-ph.CO · 2012 · author #2
  25. Cosmological Hysteresis and the Cyclic Universe gr-qc · 2012 · author #1
  26. The Statefinder hierarchy: An extended null diagnostic for concordance cosmology astro-ph.CO · 2011 · author #2
  27. Generalizing the Cosmic Energy Equation astro-ph.CO · 2010 · author #2
  28. Possible use of self-calibration to reduce systematic uncertainties in determining distance-redshift relation via gravitational radiation from merging binaries astro-ph.CO · 2010 · author #3
  29. Is cosmic acceleration slowing down? astro-ph.CO · 2009 · author #2
  30. Induced cosmological constant and other features of asymmetric brane embedding gr-qc · 2009 · author #2
  31. Reconstructing Cosmological Matter Perturbations using Standard Candles and Rulers astro-ph · 2008 · author #2
  32. Cosmic Acceleration and Extra Dimensions astro-ph · 2008 · author #1
  33. Two new diagnostics of dark energy astro-ph · 2008 · author #1
  34. Is a step in the primordial spectral index favored by CMB data ? astro-ph · 2008 · author #3
  35. New Universal Local Feature in the Inflationary Perturbation Spectrum astro-ph · 2007 · author #2
  36. Braneworld dynamics in Einstein-Gauss-Bonnet gravity gr-qc · 2007 · author #2
  37. Gravitational instability on the brane: the role of boundary conditions astro-ph · 2007 · author #3
  38. Exploring the Properties of Dark Energy Using Type Ia Supernovae and Other Datasets astro-ph · 2006 · author #2
  39. Reconstructing Dark Energy astro-ph · 2006 · author #1
  40. APSIS - an Artificial Planetary System in Space to probe extra-dimensional gravity and MOND gr-qc · 2006 · author #1
  41. Confronting Braneworld Cosmology with Supernova data and Baryon Oscillations astro-ph · 2005 · author #2
  42. Quantum effects, soft singularities and the fate of the universe in a braneworld cosmology gr-qc · 2005 · author #4
  43. Smoothing Supernova Data to Reconstruct the Expansion History of the Universe and its Age astro-ph · 2005 · author #3
  44. Cosmic Mimicry: Is LCDM a Braneworld in Disguise ? astro-ph · 2005 · author #1
  45. Exploring the Geometry, Topology and Morphology of Large Scale Structure using Minkowski Functionals astro-ph · 2005 · author #2
  46. Cosmological Surprises from Braneworld models of Dark Energy astro-ph · 2005 · author #1
  47. Did the Universe loiter at high redshifts ? astro-ph · 2004 · author #1
  48. Rejoinder to "No Evidence of Dark Energy Metamorphosis", astro-ph/0404468 astro-ph · 2004 · author #2
  49. The case for dynamical dark energy revisited astro-ph · 2004 · author #2
  50. Is there Supernova Evidence for Dark Energy Metamorphosis ? astro-ph · 2003 · author #2
  51. Exploring the Expanding Universe and Dark Energy using the Statefinder Diagnostic astro-ph · 2003 · author #2
  52. Can dark energy be decaying? astro-ph · 2003 · author #2
  53. Exploring dark energy using the Statefinder astro-ph · 2002 · author #1
  54. Measuring the Geometry and Topology of Large Scale Structure using SURFGEN: Methodology and Preliminary Results astro-ph · 2002 · author #2
  55. Supernova Constraints on Braneworld Dark Energy astro-ph · 2002 · author #2
  56. Bouncing Braneworlds gr-qc · 2002 · author #2
  57. New Vistas in Braneworld Cosmology gr-qc · 2002 · author #1
  58. New Cosmological Singularities in Braneworld Models gr-qc · 2002 · author #2
  59. Braneworld models of dark energy astro-ph · 2002 · author #1
  60. The Cosmological Constant Problem and Quintessence astro-ph · 2002 · author #1
  61. Statefinder -- a new geometrical diagnostic of dark energy astro-ph · 2002 · author #1
  62. Relic Gravity Waves from Braneworld Inflation gr-qc · 2001 · author #1
  63. Scalar field models for an accelerating universe astro-ph · 2001 · author #1
  64. Anisotropy dissipation in brane-world inflation gr-qc · 2000 · author #2
  65. A New Cosmological Model of Quintessence and Dark Matter astro-ph · 1999 · author #1
  66. The Case for a Positive Cosmological Lambda-term astro-ph · 1999 · author #1
  67. Does Inflationary Particle Production suggest Omega_m < 1? hep-ph · 1998 · author #1
  68. Approximation Methods for Non-linear Gravitational Clustering astro-ph · 1995 · author #1
  69. EVOLUTION OF THE POTENTIAL IN COSMOLOGICAL GRAVITATIONAL CLUSTERING astro-ph · 1995 · author #3
  70. The Evolution of Voids in the Adhesion Approximation astro-ph · 1994 · author #1
  71. Non-Linear Approximations to Gravitational Instability: A Comparison in the Quasi-Linear Regime astro-ph · 1994 · author #2
  72. Post-COBE predictions for Inflationary Gravity Wave and Density Perturbation spectra hep-ph · 1993 · author #1
  73. The Large Scale Structure of the Universe: Theory {\it vs.} Observations hep-ph · 1992 · author #1
  74. Quantum effects near a point mass in 2+1 dimensional gravity hep-ph · 1992 · author #2
  75. Density Perturbations,Gravity Waves and the Cosmic Microwave Background hep-ph · 1992 · author #2

Mentions

  • 1310.8048 #3 · backfill · confidence 0.70 Varun Sahni
  • 2605.27230 #3 · arxiv_oai · confidence 0.70 Varun Sahni
  • 1305.5260 #2 · backfill · confidence 0.70 Varun Sahni
  • 1301.5779 #2 · backfill · confidence 0.70 Varun Sahni
  • 1212.1277 #3 · backfill · confidence 0.70 Varun Sahni
  • 1211.2168 #2 · backfill · confidence 0.70 Varun Sahni
  • 1205.2870 #2 · backfill · confidence 0.70 Varun Sahni
  • 1205.0786 #2 · backfill · confidence 0.70 Varun Sahni
  • 1203.0395 #1 · backfill · confidence 0.70 Varun Sahni
  • 1101.3436 #2 · backfill · confidence 0.70 Varun Sahni
  • 1010.6205 #2 · backfill · confidence 0.70 Varun Sahni
  • 1005.4489 #3 · backfill · confidence 0.70 Varun Sahni
  • 0903.5141 #2 · backfill · confidence 0.70 Varun Sahni
  • 0901.3074 #2 · backfill · confidence 0.70 Varun Sahni
  • 0812.2846 #2 · backfill · confidence 0.70 Varun Sahni
  • 0811.3839 #1 · backfill · confidence 0.70 Varun Sahni
  • 0807.3548 #1 · backfill · confidence 0.70 Varun Sahni
  • 0807.3334 #3 · backfill · confidence 0.70 Varun Sahni
  • 0711.1585 #2 · backfill · confidence 0.70 Varun Sahni
  • 0708.3237 #2 · backfill · confidence 0.70 Varun Sahni

Frequent Coauthors