T. PADMANABHAN

This is the list of my papers published in refereed international journals. Clicking on the year will take you to the first paper published in that year. There is clickable "TOP" hyperlink at each year which will get you back to the top. For papers in recent decades, I have also provided the arxiv link which will download the pdf file - which may not always be identical to the published version but will usually be close enough.

A pdf version of my list of publications is available here .

A pdf version of my research-resume is available here .

If you are looking for my citation details, here it is from INSPIRE or from ADS

A 2020 Stanford study ranks me as 24th in the world, in my field of theoretical physics. A pdf file of top-30 theoretical physicists in the world, according to this study, is available here .

1977  1981  1982  1983  1984  1985  1986  1987  1988  1989  1990  1991  1992  1993  1994  1995  1996  1997  1998  1999  2000  2001  2002  2003  2004  2005  2006  2007  2008  2009  2010  2011  2012  2013  2014  2015  2016  2017  2018  2019  2020  2021  BOTTOM                                                               

Papers published in refereed international journals

    1977   TOP

  1. T.Padmanabhan, Solutions of scalar and electromagnetic wave equations in the field of gravitational and electromagnetic waves, Pramana , (1977), 9 , 371.

    2. 1981   TOP

  2. T.Padmanabhan , Quantum fluctuations and the non-avoidance of singularities in Bianchi Type I cosmologies, Gen. Rel. Grav. , (1981), 13 , 451.
  3. T.Padmanabhan and J.V. Narlikar, Quantum fluctuations in conformally flat and Schwarschild spacetimes Gen. Rel. Grav. , (1981), 13 , 669.
  4. T.Padmanabhan and J.V. Narlikar, Stationary states in a Quantum Gravity model, Phys. Letts , (1981), 84A , 361.

    5. 1982   TOP

  5. T.Padmanabhan and J.V. Narlikar, Quantum conformal fluctuations in a singular space-time, Nature (1982), 295 , 677.
  6. T.Padmanabhan , General covariance, Accelerated frames and the particle concept, Astrophys. Sp. Sc. , (1982), 83 , 247.
  7. T.Padmanabhan , Conformal fluctuations in a quantum universe with a scalar field, Phys. Rev. (1982), D26 , 2162.
  8. T.Padmanabhan , Friedmann Universe in a Quantum Gravity model, Phys. Letts. , (1982), 87A , 226.
  9. T.Padmanabhan , Spontaneous symmetry breaking in non inertial frames and curved spacetime, Phys. Letts. , (1982), 89A , 131.
  10. T.Padmanabhan and M.M. Vasanthi, Can curvature effects be neglected in the early universe?, Phys. Letts. , (1982), 89A , 327.
  11. N. Dadhich and T.Padmanabhan , On the validity of the geodesic motion near a black hole - A clarification, Lett. Nuv. Cem. , (1982), 33 , 317.
  12. T.Padmanabhan , Quantum Stationary states in Bianchi Universe, Gen. Rel. Grav. , (1982), 14 , 549.

    13. 1983   TOP

  13. T.Padmanabhan , Symmetry breaking in the early universe and accelerated frames, Jour. Phys.A. , (1983), 16 , 335.
  14. T.Padmanabhan , Quantum cosmology and stationary states, Gen. Rel. Grav. , (1983), 15 , 435.
  15. T.Padmanabhan , Instability of flat space and origin of conformal fluctuations, Phys. Letts. (1983), 93A , 116.
  16. T.Padmanabhan , Quantum gravity and the ``flatness problem" of standard big bang cosmology, Phys. Letts. , (1983), 96A , 110.
  17. T.Padmanabhan , An approach to quantum gravity, Phys. Rev. (1983), D28, 745.
  18. T.Padmanabhan , Universe before Planck time - A quantum gravity model, Phys. Rev. (1983), D28, 756.
  19. Review Article: J.V. Narlikar and T.Padmanabhan , Quantum cosmology via path integrals Phys. Rept. , (1983), 100 , 151.
  20. T.Padmanabhan , Quantum conformal fluctuations and stationary states, Int. Jour. Theo. Phys. , (1983), 22 , 1023.
  21. J.V. Narlikar and T.Padmanabhan , Problems of singularity, particle horizon and flatness in quantum cosmology, Ann. Phys. , (1983), 150 , 289.
  22. J.V. Narlikar and T.Padmanabhan , Quantum cosmology as a cure for three ailments of classical cosmology, Bull. Astron. Soc. India , (1983), 11 , 297.

    23. 1984   TOP

  23. T.Padmanabhan , Quantum stationary geometries and avoidance of singularities, Class. Quan. Grav. , (1984), 1 , 149.
  24. T.Padmanabhan , Inflation from quantum gravity, Phys. Letts. , (1984), A104 , 196.

    25. 1985   TOP

  25. T.Padmanabhan , Why does an accelerated detector click? Class. Quan. Grav. , (1985), 2 , 117.
  26. T.Padmanabhan , Planck length is the lower bound to all physical length scales, Gen. Rel. Grav. , (1985), 17 , 215.
    27. [Fifth Prize essay; Gravity Research Foundation Essay Contest, 1984]
  27. T.Padmanabhan , Vacuum fluctuation in Einstein's elevator, Bull. Astron. Soc. India , (1985) 13 , 225.
  28. T.Padmanabhan , Conformal Invariance, Gravity and Massive gauge theories, Class. Quan. Grav. , (1985), 2 , L105.
  29. T.Padmanabhan , Physics at Planck length, Current Science , (1985), 54 , 912.
  30. T.Padmanabhan and M.M. Vasanthi, Possible cosmological scenario with an unstable 17 Kev neutrino, Nature , (1985), 317 , 335.
  31. T.Padmanabhan , Physical significance of Planck length, Ann. Phys. , (1985), 165 , 38.
  32. J.V. Narlikar and T.Padmanabhan , The C-field cosmology: a possible solution to singularity, horizon and flatness problems, Phys. Rev. D. , (1985), 32 , 1928.
  33. T.Padmanabhan and M.M. Vasanthi, Gravitational perturbation of homogeneous collisionless dark matter, Jour. Astrophys. Astron. (1985), 6 , 247.
  34. J.V. Narlikar and T.Padmanabhan , On a nonlinear and Lorentz Invariant version of Newtonian gravitation, Jour. Astrophys. Astron. , (1985), 6 , 171.
  35. T.Padmanabhan , Quantum mechanics in the deSitter spacetime and Inflationary Scenario, Jour. Astrophys. Astron. , (1985), 6 , 239.
  36. T.Padmanabhan and M.M. Vasanthi, Nature and distribution of dark matter: 1. Milky way and dwarf spheroids, Jour. Astrophys. Astron. (1985), 6 , 261.

    37. 1986   TOP

  37. M.M. Vasanthi and T.Padmanabhan , Constraints on unstable heavy neutrinos from cosmology Jour. Astrophys. Astron. , (1986) 7 , 59.
  38. T.Padmanabhan , On the quantum structure of horizons, Phys.Letts. , (1986), B173 , 43.
  39. T.Padmanabhan and T.R. Seshadri, Probing the origin of large inhomogeneities in inflation using a toy quantum mechanical model, Phys. Rev. (1986), D34 , 951.
  40. T.Padmanabhan , T.R. Seshadri and T.P. Singh, Uncertainty principle and the quantum fluctuations of Schwarschild light cones. Jour. Mod. Phys. , A (1986), 1 , 491.
  41. S.M. Chitre, J.V. Narlikar and T.Padmanabhan , Temperature fluctuations of cosmic microwave background induced by gravitational lensing Phys. Letts. A (1986) 117 , 285.
  42. T.Padmanabhan , The role of general relativity in uncertainty principle, Class. Quan. Grav. , (1986), 3 , 911.

    43. 1987  TOP

  43. T.Padmanabhan and S.M. Chitre, Is gravitational lensing a local phenomenon caused by Pop - III objects? Astrophys. Letts. , (1987), 25 , 255.
  44. T.Padmanabhan and M.M. Vasanthi, Dynamical scenarios with unstable heavy neutrino Astrophys. Jour. , (1987), 315 , 411.
  45. P.S. Joshi, T.Padmanabhan and S.M. Chitre, Bounds on vacuum energy density in a general cosmological scenario Phys. Letts. A (1987), 120 , 115
  46. T.Padmanabhan and S.M. Chitre, Viscous universes Phys. Letts. A , (1987), 120 , 433.
  47. T.P. Singh and T.Padmanabhan , Semiclassical cosmology with a scalar field Phys. Rev. D. (1987), 35 , 2993.
  48. U.A. Yagnik and T.Padmanabhan , Analytic approach to string-induced phase transitions Phys. Rev. D (1987), 35 , 3100.
  49. T.Padmanabhan , Limitations on the operational definition of spacetime events and quantum gravity, Class. Quan. Grav. , (1987), 4 , L107.
  50. T.Padmanabhan , Quantum states whose particle content is invariant under the Bogoliubov transformation, Class.Quan. Grav. , (1987), 4 , 967.
  51. T.Padmanabhan and T.R. Seshadri, Uncertainty principle and the horizon size of our universe Gen. Rel. Grav. , (1987), 19 , 791.
  52. T.Padmanabhan and T.P. Singh, Response of an accelerated detector coupled to the stress energy tensor Class. Quan. Grav. , (1987), 4 , 1397.
  53. T.Padmanabhan , Gravitational field of the quantised electromagnetic plane wave, Gen. Rel. Grav. , (1987), 19 , 927.
  54. T.Padmanabhan and T.R. Seshadri, Horizon problem and inflation Jour. Astrophys. Astron. (1987), 8 , 275.

    55. 1988  TOP

  55. T.Padmanabhan and T.R. Seshadri, Does inflation solve the horizon problem? Class. Quan. Grav. , (1988), 5 , 221.
  56. J.V. Narlikar and T.Padmanabhan , The Schwarschild solution: some conceptual difficulties, Found. Phys. , (1988), 18 , 659.
  57. T.Padmanabhan , Principle of general covariance and quantum theory, Mod. Phys. Letts. (1988), A3 , 367.
  58. T.Padmanabhan , Acceptable density perturbations from inflation due to quantum gravitational damping, Phys. Rev. Letts. , 1988, 60 , 2229.
  59. T.P. Singh and T.Padmanabhan , An attempt to explain the smallness of the cosmological constant Jour. Mod. Phys. (1988) A3 , 1593.
  60. T.Padmanabhan and T.R. Seshadri, Quantum uncertainty in the horizon size in an inflationary universe, Jour. Mod. Phys. (1988) 3 , 2113.
  61. T.Padmanabhan and K. Subramanian, The focusing equations, caustics and the condition for multiple imaging by thick gravitational lenses Mon. Not. R.A.S. , (1988), 233 , 265.
  62. T.Padmanabhan and T.P. Singh, Response of accelerated detectors in coherent states and the semi-classical limit, Phys. Rev. D. , (1988), 38 , 2457.
  63. A.R. Janah, T.Padmanabhan and T.P. Singh, On Feynman's formula for the electromagnetic field of an arbitrarily moving charge Am. Jour.Phys. 56, 1036 (1988).

    64. 1989   TOP

  64. T.Padmanabhan , Semi-classical approximations for gravity and the issue of backreaction, Class. Quan. Grav. (1989) 6 , 533.
  65. T.Padmanabhan , T.R. Seshadri and T.P. Singh, Making inflation work : Damping of density perturbations due to Planck energy cut-off. Phys. Rev. D .(1989) 39 , 2100.
  66. T.Padmanabhan , Phase volume occupied by a test particle around an incipient blackhole, Phys.Letts.A. (1989) 136 , 203.
  67. T.Padmanabhan , Decoherence in the density matrix describing the quantum 3-geometries and the emergence of classical spacetime; Phys.Rev.D 39 , 2924, (1989).
  68. Review Article: T.Padmanabhan , Some fundamental aspects of semiclassical and quantum gravity; Jour. Mod. Phys.A 4 , 4735, (1989).
  69. T.Padmanabhan , A note on the volume occupied in phase space by a system of gravitationally interacting particles, Astrophys. Jour. , 344 , 848 (1989).
  70. T. Dray and T.Padmanabhan , Conserved quantities from piecewise Killing vectors Gen. Rel. Grav. , 21 , 741 (1989).
  71. T.Padmanabhan, Antonov instability and gravo-thermal catastrophe-revisited, Astrophys. Jour. Supp. , 71 , 651 (1989).
  72. T.P. Singh and T.Padmanabhan , Notes on semiclassical gravity Ann.Phys. , 196 , 296 (1989).
  73. M.M. Vasanthi and T.Padmanabhan , Nature and distribution of dark matter: 2. Groups and Clusters of galaxies Jour. Astrophys. Astro. 10 , 425 (1989).
  74. T.R. Seshadri and T.Padmanabhan , Gaussian states in the De-Sitter spacetime and the evolution of semiclassical density perturbations: 1. Homogeneous mode Jour.Astrophys. Astron. 10 , 391 (1989).
  75. T.R. Seshadri and T.Padmanabhan , Gaussian states in the De-Sitter spacetime and the evolution of semiclassical density perturbations: 2.Inhomogeneous modes Jour.Astrophys. Astron. 10 , 407 (1989).

    76. 1990   TOP

  76. T.Padmanabhan and T.P. Singh, On the semiclassical limit of Wheeler-DeWitt equation Class. Quan. Grav. . 7 , 441 (1990)
  77. Review article: T.Padmanabhan , Statistical mechanics of gravitating systems, Phys. Rept. 188 , 285 (1990).
  78. T.Padmanabhan , The physical interpretation of quantum field theory in non-inertial co-ordinate systems, Phys.Rev.Letts. , 64 , 2471(1990).
  79. T.Padmanabhan , A definition for time in quantum cosmology, Pramana- Journal of Physics , 35 , 199 (1990).
  80. T.Padmanabhan , Mach's principle and the notion of time, Pramana-Jour.Phys. 35 , 317(1990).

    81. 1991   TOP

  81. T.Padmanabhan , Vacuum polarisation around an Aharonov - Bohm solenoid, Pramana - Jour. Phys. , 36 , 253 (1991).
  82. Review article: J.V.Narlikar and T.Padmanabhan , Inflation for astronomers, Ann. Rev. Astron. Astrophys. , 29 325, (1991)
  83. C.Keifer, T.Padmanabhan and T.P.Singh, A comparison between semiclassical gravity and semiclassical electrodynamics Class.Quan.Grav. , 8 , L185, (1991).
  84. T.Padmanabhan , Liouville field theory and the partition function for two dimensional Newtonian gravity, Mon.Not.R.Astron.Soc. , 253 ,445 (1991).
  85. T.Padmanabhan , Quantum theory in external electromagnetic and gravitational fields: a comparison of some conceptual issues, Pramana-Journal of Physics , 37 , 179 (1991).
  86. T.Padmanabhan , Recent COBE results and their cosmological implications, Curr. Science , 62 , 655 (1991).

    87. 1992   TOP

  87. T.Padmanabhan , Structure formation in the universe: Comparison of some observations and models, Curr. Science , 63 , 379 (1992).
  88. Review article: T.Padmanabhan and K. Subramanian, Galaxy Formation, Bull. Astron. Soc. of India , 20 , 1 (1992).
  89. T.Padmanabhan and D. Narasimha, Constraints on the shape of the density spectrum from COBE and galaxy surveys, MNRAS , 259 , 41P (1992).
  90. T.Padmanabhan and T.P. Singh, A comparison of various approaches to the back reaction problem, Ann. Phys , 221 , 217 (1992).

    91. 1993   TOP

  91. T.Padmanabhan and K. Subramanian, Zeldovich approximation and the probability distribution for the smoothed density field in the nonlinear regime, Ap.J , 410 , 482 (1993).
  92. T.Padmanabhan and K. Subramanian, Aspects of Zeldovich approximation, Ap.J , 417 , 3, (1993).
  93. K. Subramanian and T.Padmanabhan , Neutral Hydrogen at high redshifts as a probe of structure formation: 1. Post-COBE analysis of CDM and HDM models, MNRAS , 265 , 101, (1993).

    94. 1994   TOP

  94. J.S. Bagla and T.Padmanabhan , Nonlinear evolution of density perturbations using approximate constancy of gravitational potential, MNRAS , 266 , 227, (1994). [gr-qc-9304021]
  95. T.Padmanabhan , Path intergral for the relativistic particle and harmonic oscillator, Found.Physics , 24 , 1543, (1994).
  96. R. Nityananda and T.Padmanabhan , Scaling properties of nonlinear gravitational clustering, MNRAS , 271 , 976, (1994). [gr-qc-9304022]

    97. 1995   TOP

  97. A. Kumar, T.Padmanabhan and K. Subramanian, Neutral hydrogen at high redshifts as a probe of structure formation. II Line profiles of a protocluster, MNRAS , 272 , 544, (1995).
  98. T.Padmanabhan , Cosmology Today: Models and constraints, Jour. Astrophys. Astron , 16 , 47 (1995).
  99. J.S. Bagla and T.Padmanabhan , Nonlinear evolution of density perturbations, Jour. Astrophys. Astron , 16 , 77 (1995).
  100. A. Kumar, K. Subramanian and T.Padmanabhan , Neutral hydrogen at high redshifts as a probe of structure formation, Jour. Astrophys. Astron , 16 , 83 (1995).

    101. 1996   TOP

  101. T.Padmanabhan , Modelling the nonlinear gravitational clustering in the expanding universe, MNRAS , 278 L29 (1996). [astro-ph-9508124]
  102. T.Padmanabhan , Stellar Dynamics and Chandra, Current Science , 70 , 784 (1996).
  103. Review article : J.S. Bagla, T. Padmanabhan and J.V. Narlikar, Crisis in Cosmology: Observational constraints on $\Omega$ and H$_0$, Comm. on Astrophys. , 18 , 275 (1996). [astro-ph-9511102]
  104. T.Padmanabhan , Renyue Cen, J.P. Ostriker and F.Summers, Patterns in non-linear gravitational clustering: a numerical investigation, Ap. J. , 466 , 604 (1996). [astro-ph-9506051]
  105. J.S. Bagla and T.Padmanabhan , A new statistical indicator to study nonlinear gravitational clustering and structure formation, Ap. J , 469 , 470 (1996). [astro-ph-9503121]
  106. L. Sriramkumar and T.Padmanabhan , Finite time response of inertial and uniformly accelerated Unruh-DeWitt detectors, Class.Q.Grav. , 13 , 2061 (1996).
  107. L. Sriramkumar and T. Padmanabhan , Does a non-zero tunnelling probability imply particle production in time independent electromagnetic backgrounds, Phys. Rev.D , 54 , 7599, (1996). [hep-th-9604111]

    108. 1997  TOP

  108. T. Padmanabhan , Duality and zero-point length of spacetime, Phys. Rev. Letts , 78 , 1854 (1997) [hep-th-9608182]
  109. J.S. Bagla and T. Padmanabhan , Transfer of Power in Nonlinear Gravitational Clustering, MNRAS , 286 , 1023 (1997). [astro-ph-9605202]
  110. L. Sriramkumar, R. Mukund and T. Padmanabhan , Non-trivial classical backgrounds with vanishing quantum corrections, Phys.Rev.D , 55 , 6147 (1997). [hep-th-9703034]
  111. T. Padmanabhan , Inverse Compton scattering -- Revisited, Jour. Astrophys. Astron. , 18 , 87 (1997).
  112. J.S. Bagla, Biman Nath and T. Padmanabhan , Neutral hydrogen at high redshifts as a probe of structure formation -- III. Radio maps from N-body simulations, MNRAS , 289 , 671 (1997). [astro-ph-9610267]
  113. J.S. Bagla and T. Padmanabhan , Cosmological N-Body Simulations, Pramana - J. Phys. , 42 , 161 (1997).
  114. D. Munshi and T. Padmanabhan , Modelling the evolution of correlation functions in gravitational clustering, MNRAS , 290 , 193 (1997). [astro-ph-9606170]
  115. K. Srinivasan, L. Sriramkumar and T. Padmanabhan , Plane waves viewed from an accelerated frame: Quantum physics in classical setting, Phys.Rev.D , 56 , 6692 (1997)
  116. K. Srinivasan, L. Sriramkumar and T. Padmanabhan , Possible quantum interpretation of certain power spectra in classical field theory, Int. J. Mod. Phys. D , 6 , 607-623, (1997)

    117. 1998   TOP

  117. T.Padmanabhan and Sunu Engineer, Nonlinear gravitational clustering: Dreams of a paradigm, Ap. J. , 493 , 509 (1998) [astro-ph-9704224]
  118. J.S. Bagla, Sunu Engineer and T.Padmanabhan , Scaling Relations for Gravitational Clustering in two Dimensions, Ap. J. , 495 , 25-28 (1998) [astro-ph-9707330]
  119. T. Padmanabhan , The Hypothesis of Path Integral Duality I: Quantum Gravitational Corrections to the Propagator Phys. Rev. D. , 57 , 6206 (1998)
  120. Abhinav Gupta and T.Padmanabhan , Radiation from a charged particle and radiation reaction- revisited Phys.Rev.D , 57 , 7241 (1998)
  121. T.Padmanabhan , Quantum structure of spacetime and blackhole entropy Phys. Rev. Let. , 81 , 4297 (1998) [hep-th-9801015]
  122. K.Srinivasan, L.Sriramkumar and T. Padmanabhan , The Hypothesis of Path Integral Duality II: Corrections to quantum field theoretic results Phys. Rev. D. , 58, 044009 (1998) [gr-qc-9710104]

    123. 1999  TOP

  123. S. Engineer, K. Srinivasan and T.Padmanabhan , Formal Analysis of two Dimensional Gravity Ap. J. , 512 , 1, (1999) [astro-ph-9805192]
  124. T.Padmanabhan , Event horizon: Magnifying glass for Planck length physics Phys. Rev. D., 59, 124012 (1999) [hep-th-9801138]
  125. K. Srinivasan and T.Padmanabhan , Particle Production and Complex Path Analysis Phys. Rev. D , 60 , 24007 (1999) [gr-qc-9812028]
  126. T.Padmanabhan Probing the quantum microstructure of spacetime Mod. Phys. Lett. A. , 14, No.24, 1667-1672 (1999)

    127. 2000   TOP

  127. T. Padmanabhan and Nissim Kanekar, Gravitational Clustering in a D-dimensional Universe Phys. Rev. D , 61 , 023515 (2000) [astro-ph-9910035]
  128. S. Engineer, N. Kanekar and T. Padmanabhan , Nonlinear density evolution from an improved spherical collapse model MNRAS 314 , 279-289 (2000) [astro-ph-9812452]
  129. T. Padmanabhan and T. Roy Choudhury, The issue of choosing nothing: What determines the low energy vacuum state of nature? Mod. Phys. Lett. A , 15 , No.29, 1813-1821 (2000) [gr-qc-0006018]

    130. 2001  TOP

  130. T. Roy Choudhury, T. Padmanabhan and R. Srianand, Semianalytic approach to understanding power spectrum of neutral hydrogen in the universe MNRAS , 322 , 561, (2001) [astro-ph-0005252]
  131. S. Shankaranarayanan and T. Padmanabhan , Hypothesis of path integral duality: Applications to QED Int. Jour. Mod. Phys , 10 , No.3, 351-365 (2001) [gr-qc-0003058]
  132. S. Shankaranarayanan, K. Srinivasan and T. Padmanabhan , Method of complex paths and general covariance of Hawking radiation Mod. Phys. Letts., 16, No. 9, 571-578 (2001) [gr-qc-0007022]
  133. T. Padmanabhan and S. Shankaranarayanan, Vanishing of Cosmological Constant in Nonfactorizable Geometry Phys. Rev. D. , 63 , 105021, (2001) [hep-th-0011159]
  134. Nissim Kanekar and T. Padmanabhan , The effects of anti-correlation on gravitational clustering MNRAS , 324 , 988 (2001). [astro-ph-0101562]
  135. T. Padmanabhan and Shiv Sethi, Constraints on $\Omega_B, \Omega_m $ and $h$ from MAXIMA and BOOMERANG ApJ 555, 125(2001) [astro-ph-0010309]
  136. Review article: J.V. Narlikar and T. Padmanabhan , Standard Cosmology and Alternatives: A Critical Appraisal, Ann. Rev. Astron. and Astroph. 39, 211 (2001)
  137. T. Roy Choudhury, R. Srianand and T. Padmanabhan , Semi analytic approach to understanding the distribution of neutral hydrogen in the universe: Comparison of simulations with observations, Ap.J. ,559,29 (2001) [astro-ph-0012498]

    138. 2002  TOP

  138. L. Sriramkumar and T. Padmanabhan , Probes of vacuum structure of quantum fields in classical backgrounds, Int. Jour. Mod. Phys. D 11,1 (2002) [gr-qc-9903054]
  139. J. Hwang, T. Padmanabhan , O. Lahav and H. Noh, On the (1/3) factor in the CMB Sachs-Wolfe effect, Phys. Rev. D. 65,043005-5 (2002). [astro-ph-0107307]
  140. S. Shankaranarayanan, T. Padmanabhan and K. Srinivasan, Hawking radiation in different coordinate settings: Complex paths approach, Class.Quan.Grav, 19 2671 (2002). [gr-qc/0010042].
  141. T. Padmanabhan , Combining general relativity and quantum theory: points of conflict and contact, Class.Quan.Grav. 19, 3551 (2002). [gr-qc-0110046]
  142. T. Padmanabhan , Thermodynamics and/of horizons: A comparison of Schwarschild, Rindler and deSitter spacetimes, Mod.Phys.Letts. A 17, 923 (2002). [gr-qc/0202078]
  143. T. Padmanabhan , Is gravity an intrinsically quantum phenomenon ? Dynamics of Gravity from the Entropy of Spacetime and the Principle of Equivalence Mod.Phys.Letts. A , 17, 1147 (2002). [hep-th/0205278]
  144. T.Roy Choudhury, T. Padmanabhan A simple analytic model for the abundance of damped lyman alpha absorbers, Ap.J 574, 59 (2002). [astro-ph-0110359]
  145. T. Padmanabhan , Accelerated expansion of the universe driven by tachyonic matter, Phys.Rev.D 66, 021301 (2002). [hep-th/0204150] [Essential Science Indicators Selection]
  146. T. Padmanabhan , Why do we observe a small but non zero cosmological constant ? Class.Quan.Grav. , 19, L167 (2002). [gr-qc/0204020]
  147. T. Padmanabhan , Classical and Quantum Thermodynamics of horizons in spherically symmetric spacetimes, Class.Quan.Grav. 19, 5387 (2002). [gr-qc/0204019]
  148. T. Padmanabhan , T.Roy Choudhury, Can the clustered dark matter and the smooth dark energy arise from the same scalar field ? Phys.Rev. D66 (2002) 081301 [hep-th/0205055]
  149. T. Padmanabhan Evolution of the Correlation Function for a Class of Processes involving Non Local Self - Replication, Ap.J., 579,10 (2002) [astro-ph-0203053]
  150. T. Padmanabhan , The Holography of gravity encoded in a relation between Entropy, Horizon Area and the Action for gravity, Gen.Rel.Grav., 34 2029-2035 (2002) [gr-qc/0205090] [Second Prize essay; Gravity Research Foundation Essay Contest, 2002]

    151. 2003  TOP

  151. J.S.Bagla, H.K.Jassal, T. Padmanabhan Cosmology with tachyon field as dark energy Phys. Rev. D D 67, 063504 (2003) [astro-ph/0212198]
  152. M. Sami T. Padmanabhan A Viable Cosmology with a Scalar Field Coupled to the Trace of the Stress-Tensor Phys. Rev. D 67, 083509 (2003) [hep-th/0212317]
  153. Review article: T. Padmanabhan Cosmological Constant - the Weight of the Vacuum, Physics Reports 380, 235-320 (2003) [hep-th/0212290]
  154. T. Padmanabhan , T.Roy Choudhury, A theoretician's analysis of the supernova data and the limitations in determining the nature of dark energy, MNRAS, 344, 823-834 (2003) [astro-ph/0212573]
  155. T. Padmanabhan Gravity from Spacetime Thermodynamics, Ap.Sp.Sc (special issue) 285, 407 (2003) [gr-qc/0209088]
  156. Tarun Deep Saini, T. Padmanabhan, Sarah Bridle, Response of distance measures to the equation of state, MNRAS, 343, 533 (2003) [astro-ph/0301536]
  157. T. Padmanabhan , T.P.Singh, A note on the thermodynamics of gravitational radiation, Class.Quant.Grav., 20, 4419 (2003) [gr-qc/0305030]
  158. T. Padmanabhan , Why gravity has no choice: Bulk spacetime dynamics is dictated by information entanglement across horizons Gen.Rel.Grav., 35, 2097-2103 (2003) [Fifth Prize essay; Gravity Research Foundation Essay Contest, 2003]
  159. T. Padmanabhan Topological interpretation of the horizon temperature Mod. Phys. Letts 18, 2903 (2003) [hep-th/0302068]

    160. 2004  TOP

  160. T. Padmanabhan Quasi normal modes: A simple derivation of the level spacing of the frequencies, Class. Quan. Grav., 21, L1 (2004) [gr-qc/0310027]
  161. T.Roy Choudhury, T. Padmanabhan , Quasi normal modes in Schwarzschild-DeSitter spacetime: A simple derivation of the level spacing of the frequencies, Phys. Rev.D, D 69 064033 (2004) [gr-qc/0311064]
  162. T. Padmanabhan Gravitational Entropy of Static Spacetimes and Microscopic Density of States, Class.Quan.Grav., 21, 4485 (2004) [gr-qc/0308070]
  163. T. Padmanabhan Entropy of Horizons, Complex Paths and Quantum Tunneling Mod.Phys.Letts. A 19, 2637-2643 (2004) [gr-qc/0405072]
  164. T. Padmanabhan Gravity as elasticity of spacetime: a paradigm to understand horizon thermodynamics and cosmological constant, Int.Jour.Mod.Phys.D, 13, 2293-2298(2004) [gr-qc/0408051]

    165. 2005  TOP

  165. Review article: T. Padmanabhan Gravity and the Thermodynamics of Horizons, Phys. Reports, 406, 49 (2005) [gr-qc/0311036]
  166. T.Roy Choudhury, T. Padmanabhan , Cosmological parameters from supernova observations: A critical comparison of three data sets, Astron.Astrophys., 429: 807, (2005) [astro-ph/0311622] [Essential Science Indicators Selection]
  167. H.K.Jassal, J.S.Bagla, T. Padmanabhan WMAP constraints on low redshift evolution of dark energy, Mon.Not.Roy.Astron.Soc.Letters, 356, L11-L16, (2005), [astro-ph/0404378]
  168. T. Padmanabhan Dark Energy: the Cosmological Challenge of the Millennium, Current Science, 88,1057, (2005), [astro-ph/0411044]
  169. L. Sriramkumar, T. Padmanabhan Initial state of matter fields and trans-Planckian physics: Can CMB observations disentangle the two? Phys. Rev.D, D 71 103512 (2005) [gr-qc/0408034]
  170. S.Ray, J.S.Bagla, T. Padmanabhan Gravitational Collapse in an Expanding Universe: Scaling Relations for Two-Dimensional Collapse Revisited Mon.Not.Roy.Astron.Soc., 360, 546, (2005), [astro-ph/0410041]
  171. T. Padmanabhan Holographic Gravity and the Surface term in the Einstein-Hilbert Action, Brazilian Jour.Phys. (Special Issue) 35, 362 (2005) [gr-qc/0412068]
  172. T. Padmanabhan Vacuum Fluctuations of Energy Density can lead to the observed Cosmological Constant Class.Quan.Grav., 22, L107-L110, (2005) [hep-th/0406060]
  173. H.K.Jassal, J.S.Bagla, T. Padmanabhan Observational constraints on low redshift evolution of dark energy: How consistent are different observations? Phys.Rev.D 72, 103503 (2005) [astro-ph/0506748]
  174. T. Padmanabhan A new perspective on Gravity and the dynamics of Spacetime Int.J.Mod.Phys., D14,2263-2270 (2005). [gr-qc/0510015]

    175. 2006  TOP

  175. Michele Fontanini, Euro Spallucci, T. Padmanabhan , Zero-point length from string fluctuations Phys.Lett., B633 627-630 (2006). [hep-th/0509090]
  176. Stuart Wyithe, T. Padmanabhan Properties of High Redshift Quasars-I: Evolution of the super-massive black-hole to halo mass ratio, Mon.Not.Roy.Astron.Soc., 366: 1029-1036 (2006). [astro-ph/0501330]
  177. T. Padmanabhan, Challenges in Non-Linear Gravitational Clustering, Les Comptes rendus (Physique), 7: 350-359 (2006). [astro-ph/0512077]
  178. Gaurang Mahajan, Sudipta Sarkar, T. Padmanabhan , Casimir Effect confronts Cosmological Constant Phys.Letts., B 641 : 6-10 (2006) [astro-ph/0604265]
  179. T.Padmanabhan, Suryadeep Ray, Power transfer in nonlinear gravitational clustering and asymptotic universality, Mon.Not.Roy.Astron.Soc.Letters, 372: L53-L57 (2006) [astro-ph/0511596]
  180. T. Padmanabhan, Gravity: A New Holographic Perspective, Int.J.Mod.Phys., D 15, 1659-1675 (2006) [gr-qc/0606061]
  181. Aseem Paranjape, Sudipta Sarkar, T. Padmanabhan , Thermodynamic route to Field equations in Lanczos-Lovelock Gravity, Phys.Rev., D 74, 104015 (2006) [hep-th/0607240]
  182. Stuart Wyithe, T. Padmanabhan , What does the quasar luminosity function tell us about super-massive black-hole evolution? Mon.Not.Roy.Astron.Soc., 372: 1681-1691 (2006). [astro-ph/0603333]
  183. T. Padmanabhan , Gravity's immunity from the vacuum: the holographic structure of semiclassical action Gen.Rel.Grav., 38, 1547-1552 (2006) [Third Prize essay; Gravity Research Foundation Essay Contest, 2006]
  184. A. Mukhopadhyay, T. Padmanabhan , Holography of Gravitational Action Functionals Phys.Rev., D 74, 124023 (2006) [hep-th/0608120]
  185. T. Padmanabhan, Why Does Gravity Ignore the Vacuum Energy? Int.J.Mod.Phys., D 15, 2029 (2006) [gr-qc/0609012]

    186. 2007  TOP

  186. T. Padmanabhan , Aseem Paranjape, Entropy of Null Surfaces and Dynamics of Spacetime Phys.Rev. D75 064004, (2007) [gr-qc/0701003]
  187. Sudipta Sarkar, T. Padmanabhan , Thermodynamics of horizons from a dual quantum system Entropy, 9, 100-107 (2007) [gr-qc/0607042]
  188. Dawood Kothawala, Sudipta Sarkar, T. Padmanabhan , Einstein's equations as a thermodynamic identity: The cases of stationary axisymmetric horizons and evolving spherically symmetric horizons, Phys. Letts, B 652, 338-342 (2007) [gr-qc/0701002]
  189. T.Roy Choudhury, T. Padmanabhan , Concept of temperature in multi-horizon spacetimes: Analysis of Schwarzschild-De Sitter metric Gen.Rel.Grav., 39, 1789 (2007) [gr-qc/0404091]

    190. 2008  TOP

  190. C.M. Boily, T. Padmanabhan , A. Paiement, Black Hole Motion as Catalyst of Orbital Resonances, Mon. Not. Roy. Ast. Soc., 383, 1619 (2008) [arXiv:0705.2756]
  191. T. Padmanabhan , Dark Energy and Gravity Gen.Rel.Grav., 40, 529-564 (2008) [arXiv:0705.2533]
  192. T. Padmanabhan From Gravitons to Gravity: Myths and Reality Int.J.Mod.Phys., D 17, 367-398 (2008) [gr-qc/0409089]
  193. T. Padmanabhan Gravity as an emergent phenomenon Int.J.Mod.Phys., D 17, 591 (2008)
  194. Gaurang Mahajan, T. Padmanabhan , Particle creation, classicality and related issues in quantum field theory: I. Formalism and toy models. Gen.Rel.Grav., 40, 661-708 (2008) [arXiv:0708.1233]
  195. Gaurang Mahajan, T. Padmanabhan , Particle creation, classicality and related issues in quantum field theory: II. Examples from field theory. Gen.Rel.Grav., 40, 709-747 (2008) [arXiv:0708.1237]
  196. T. Padmanabhan, Gravity - the Inside Story, Gen. Rel. Grav., 40, 2031-2036 (2008) [First Prize essay; Gravity Research Foundation Essay Contest, 2008]
  197. Dawood Kothawala, T. Padmanabhan , Sudipta Sarkar, Is gravitational entropy quantized ? Phys. Rev., D78 , 104018 (2008) [arXiv:0807.1481]

    198. 2009  TOP

  198. T. Padmanabhan , Dark Energy and its Implications for Gravity, Adv. Sci. Lett. , 2, , 174 (2009) [arXiv:0807.2356]
  199. Dawood Kothawala, T. Padmanabhan , Thermodynamic structure of Lanczos-Lovelock field equations from near-horizon symmetries Phys. Rev., D 79 , 104020 (2009) [arXiv:0904.0215]
  200. J.S. Bagla, Girish Kulkarni, T. Padmanabhan , Metal Enrichment and Reionization Constraints on Early Star Formation, MNRAS 379 , 971 (2009) [arXiv:0902.0853]
  201. Dawood Kothawala, L. Sriramkumar, S. Shankaranarayanan, T. Padmanabhan , Path integral duality modified propagators in spacetimes with constant curvature. Phys.Rev., D 79 , 104020 (2009) [arXiv:0904.3217]
  202. Aseem Paranjape, T. Padmanabhan , Radiation from collapsing shells, semiclassical backreaction and black hole formation. Phys.Rev. D 80, 044011 (2009) [arXiv:0906.1768]
  203. T. Padmanabhan , Entropy density of spacetime and gravity: A conceptual synthesis, Int.Jour.Mod.Phys. D 18 , 2189-2193 (2009).

    204. 2010  TOP

  204. Review article: T. Padmanabhan , Thermodynamical Aspects of Gravity: New insights, Reports in Progress of Physics, 73, 046901 (2010) [arXiv:0911.5004]
  205. T. Padmanabhan , Equipartition of energy in the horizon degrees of freedom and the emergence of gravity, Mod.Phys.Letts., A 25, 1129-1136 (2010) [arXiv:0912.3165]
  206. Hamsa Padmanabhan, T. Padmanabhan , Aspects of electrostatics in a weak gravitational field, Gen.Rel.Grav., 42, 1153-1181 (2010) [arXiv:0910.0926]
  207. Dawood Kothawala, T. Padmanabhan , Response of Unruh-DeWitt detector with time-dependent acceleration, Phys.Letts., B 690 , 201-206 (2010) [arXiv:0911.1017]
  208. T. Padmanabhan, Surface Density of Spacetime Degrees of Freedom from Equipartition Law in theories of Gravity, Phys.Rev., D 81,, 124040 (2010) [arXiv:1003.5665]
  209. H.K.Jassal, J.S.Bagla, T. Padmanabhan The vanishing phantom menace, MNRAS, 405, 2639 (2010) [astro-ph/0601389]
  210. Sanved Kolekar, T. Padmanabhan , Holography in Action, Phys.Rev., D 82,024036 (2010) [arXiv:1005.0619]
  211. T. Padmanabhan , Why Does the Universe Expand ? Gen.Rel.Grav., 42 , 2743-2750 (2010) [arXiv:1001.3380]
  212. T. Padmanabhan, Finite entanglement entropy from the zero-point-area of spacetime, Phys.Rev., D 82, 124025 (2010) [arXiv:1007.5066]
  213. T. Padmanabhan, Equipartition of microscopic degrees of freedom, spacetime entropy and holography, Int.Jour.Mod.Phys. D , 19, 2275-2280 (2010)

    214. 2011  TOP

  214. T. Padmanabhan, Entropy density of spacetime and the Navier-Stokes fluid dynamics of null surfaces, Phys.Rev., D 83, 044048 (2011) [arXiv:1012.0119]
  215. Alexandre Yale, T. Padmanabhan, Structure of Lanczos-Lovelock Lagrangians in Critical Dimensions, Gen.Rel.Grav., 43, 1549-1570 (2011) [arXiv:1008.5154]
  216. Sanved Kolekar, T. Padmanabhan, Ideal Gas in a strong Gravitational field: Area dependence of Entropy, Phys.Rev., D 83, 064034 (2011) [arXiv:1012.5421]
  217. T. Roy Choudhury, T. Padmanabhan, Reply to Comment on 'Quasinormal modes in Schwarzschild-de Sitter spacetime: A simple derivation of the level spacing of the frequencies' Phys.Rev., D 83,108502 (2011) [arXiv:1105.6192]
  218. T. Padmanabhan , Lessons from Classical Gravity about the Quantum Structure of Spacetime, J.Phys. Conf.Ser., 306 012001 (2011) [arXiv:1012.4476]
  219. Hamsa Padmanabhan, T. Padmanabhan, Non-relativistic limit of quantum field theory in inertial and non-inertial frames and the Principle of Equivalence, Phys.Rev., D 84, 085018 (2011) [arXiv:1110.1314]
  220. T. Padmanabhan , Some aspects of field equations in generalised theories of gravity, Phys.Rev., D 84 124041 (2011) [arXiv:1109.3846]
  221. T. Padmanabhan , The hydrodynamics of the atoms of spacetime: Gravitational field equation is Navier-Stokes equation, Int.Jour.Mod.Phys. D, 20 2817-2822 (2011)

    222. 2012  TOP

  222. Sanved Kolekar, T. Padmanabhan, Action principle for the Fluid-Gravity correspondence and emergent gravity, Phys.Rev., D 85, 024004 (2012) [arXiv:1109.5353]
  223. Suprit Singh, T. Padmanabhan, Complex Effective Path: A Semi-Classical Probe of Quantum Effects, Phys.Rev., D 85, 025011 (2012) [arXiv:1112.6279]
  224. Sanved Kolekar, Dawood Kothawala, T. Padmanabhan, Two aspects of black hole entropy in Lanczos-Lovelock models of gravity, Phys.Rev., D 85, 064031 (2012) [arXiv:1111.0973]
  225. Bibhas Ranjan Majhi, T. Padmanabhan, Noether Current, Horizon Virasoro Algebra and Entropy Phys.Rev., D 85, 084040 (2012) [arXiv:1111.1809]
  226. Sanved Kolekar T. Padmanabhan, , Sudipta Sarkar Entropy increase during physical processes for black holes in Lanczos-Lovelock gravity Phys.Rev., D 86, 021501(R) (2012) [arXiv:1201.2947]
  227. T. Padmanabhan , The secret life of the spacetime, [Fifth Prize essay; Gravity Research Foundation Essay Contest, 2012] Int.Jour.Mod.Phys. D, 21 1241005-1 (2012)
  228. T. Padmanabhan , Equipartition energy, Noether energy and boundary term in gravitational action Gen.Rel.Grav, 44, 2681 (2012) [arXiv:1205.5683]
  229. T. Padmanabhan , Emergent perspective of Gravity and Dark Energy Res. Astro. Astrophys., 12, 891 (2012) [arXiv:1207.0505]
  230. T. Padmanabhan , Structural Aspects Of Gravitational Dynamics And The Emergent Perspective Of Gravity, AIP Conf. Proc., 1483, 212-238 (2012) [arXiv:1208.1375]
  231. Bibhas Ranjan Majhi, T. Padmanabhan, Noether current from the surface term of gravitational action, Virasoro algebra and horizon entropy Phys.Rev., D 86, , 101501 (2012) [arXiv:1204.1422]
  232. Sanved Kolekar, T. Padmanabhan, Drift, Drag and Brownian motion in the Davies-Unruh bath, Phys.Rev., D 86, , 104057 (2012) [arXiv:1205.0258]

    233. 2013  TOP

  233. Suprit Singh, Chandrima Ganguly, T. Padmanabhan, Quantum field theory in de Sitter and quasi-de Sitter spacetimes: Revisited, Phys.Rev., D 87, 104004 (2013) [arXiv:1302.7177]
  234. Krishnamohan Parattu, Bibhas Ranjan Majhi, T. Padmanabhan, The Structure of the Gravitational Action and its relation with Horizon Thermodynamics and Emergent Gravity Paradigm, Phys.Rev., D 87, , 124011 (2013) [arXiv:1303.1535]
  235. Review article: T. Padmanabhan, Dawood Kothawala, Lanczos-Lovelock models of gravity, Phys.Repts., 531, 115 , (2013) [arXiv:1302.2151]
  236. Hamsa Padmanabhan, T. Padmanabhan, CosMIn: The solution to the cosmological constant problem, Int.Jour.Mod.Phys, D 22, 1342001 (2013) [arXiv:1302.3226]
  237. Suprit Singh, Sujoy Kumar Modak, T. Padmanabhan, Evolution of quantum field, particle content and classicality in the three stage universe, Phys.Rev., D 88, , 125020 (2013) [arXiv:1308.4976]
  238. Bibhas Ranjan Majhi, T. Padmanabhan, Thermality and Heat Content of horizons from infinitesimal coordinate transformations, Eur. Phys. J., C 73 12651 (2013) [arXiv:1302.1206]

    239. 2014  TOP

  239. Editor's Choice: T. Padmanabhan, General relativity from a thermodynamic perspective, Gen.Rel.Grav, 46, 1673 (2014) [arXiv:1312.3253]
  240. T. Padmanabhan, A short note on the boundary term for the Hilbert action, Mod. Phys. Letts. A, 29, 1450037 (2014)
  241. Sanved Kolekar, T. Padmanabhan, Quantum field theory in the Rindler-Rindler spacetime Phys. Rev., D 89, 064055 (2014) [arXiv:1309.4424]
  242. Review article: T. Padmanabhan, Hamsa Padmanabhan, Cosmological constant from the emergent gravity perspective, Int.Jour.Mod. Phys., D 23, 1430011(2014) [arXiv:1404.2284]
  243. Prasant Samantray, T. Padmanabhan, Conformal symmetry, Rindler space, and the AdS/CFT correspondence, Phys. Rev., D 90, 047502 (2014) [arXiv:1308.4667]
  244. Krishnanand Mallayya, Rakesh Tibrewala, S. Shankaranarayanan, T. Padmanabhan, Zero modes and divergence of entanglement entropy, Phys. Rev., D 90, 044058 (2014) [arXiv:1404.2079]
  245. T. Padmanabhan, What drives the time evolution of the spacetime geometry? [Third Prize essay; Gravity Research Foundation Essay Contest, 2014] , Int.Jour.Mod.Phys., D 23 1441003 (2014) [arXiv:1405.5535]
  246. Dawood Kothawala, T. Padmanabhan, Entropy density of spacetime as a relic from quantum gravity, Phys. Rev., D 90, 124060 (2014) [arXiv:1405.4967]
  247. Sumanta Chakraborty, T. Padmanabhan, Evolution of Spacetime arises due to the departure from Holographic Equipartition in all Lanczos-Lovelock Theories of Gravity, Phys. Rev., D 90, 124017 (2014) [arXiv:1408.4679]
  248. Sumanta Chakraborty, T. Padmanabhan, Geometrical variables with direct thermodynamic significance in Lanczos-Lovelock gravity, Phys. Rev., D 90, 084021 (2014) [arXiv:1408.4791]

    249. 2015  TOP

  249. Kinjalk Lochan, Krishnamohan Parattu, T. Padmanabhan, Quantum Evolution Leading to Classicality: A Concrete Example, Gen. Rel. Grav, 47, 1841 (2015) [arXiv:1404.2605]
  250. Review article: T. Padmanabhan, Emergent Gravity Paradigm: Recent Progress, Mod.Phys.Letts A, 30, 1540007 (2015) [arXiv:1410.6285]
  251. Kinjalk Lochan, T. Padmanabhan, Inertial non-vacuum states viewed from the Rindler frame, Phys. Rev. D 91, 044002 (2015) [arXiv:1411.7019]
  252. Sumanta Chakraborty, Suprit Singh, T. Padmanabhan, A quantum peek inside the black hole event horizon, JHEP, 06, 192(2015) [arXiv:1503.01774]
  253. Dawood Kothawala, T. Padmanabhan, Entropy density of spacetime from the zero point length, Phys. Lett., B 748, 67 (2015) [arXiv:1408.3963]
  254. T. Padmanabhan, Gravity in six elegant steps, Int. Jour. Mod. Phys., D 12 , 1544002 (2015)
  255. Sanved Kolekar, T. Padmanabhan, Indistinguishability of thermal and quantum fluctuations, Class. Quant. Grav., 32, 202001 (2015) [arXiv:1308.6289]
  256. Sumanta Chakraborty, Krishnamohan Parattu, T. Padmanabhan, Gravitational field equations near an arbitrary null surface expressed as a thermodynamic identity JHEP, 10, 097 (2015) [arXiv:1505.05297]
  257. Review article: T. Padmanabhan, Distribution function of the Atoms of Spacetime and the Nature of Gravity, Entropy 17, 7420-7452 (2015) [arXiv:1508.06286]
  258. Sumanta Chakraborty, T. Padmanabhan, Thermodynamical interpretation of the geometrical variables associated with null surfaces, Phys. Rev., ,D 92, 104011 (2015) [arXiv:1508.04060]
  259. T. Padmanabhan, Gravity and/is Thermodynamics Current Science, 109, 2236-2242 (2015) [arXiv:1512.06546]

    260. 2016  TOP

  260. Editor's Choice: T. Padmanabhan, Momentum density of spacetime and the gravitational dynamics, Gen. Rel. Grav. (Letts), 48:4, 1-7 (2016) [arXiv:1506.03814]
  261. Editor's Selection: Kinjalk Lochan, T. Padmanabhan, Extracting Information about the Initial State from the Black Hole Radiation, Phys. Rev. Lett., 116, 051301 (2016) [arXiv:1507.06402]
  262. Krishnamohan Parattu, Sumanta Chakraborty, T. Padmanabhan, Variational Principle for Gravity with Null and Non-null boundaries: A Unified Boundary Counter-term, Eur. Phys. J., C 76, 1-5 (2016) [arXiv:1602.07546]
  263. T. Padmanabhan, Sumanta Chakraborty, Dawood Kothawala, Spacetime with zero point length is two-dimensional at the Planck scale, Gen. Rel. Grav., 48, 55 (2016) [arXiv:1507.05669]
  264. Review Article: T. Padmanabhan, The Atoms Of Space, Gravity and the Cosmological Constant, Int. Jour. Mod. Phys., D 25 1630020 (2016) [arXiv:1603.08658]
  265. Krishnamohan Parattu, Sumanta Chakraborty, Bibhas Ranjan Majhi, T. Padmanabhan, A Boundary Term for the Gravitational Action with Null Boundaries, Gen. Rel. Grav., 48, 94 (2016) [arXiv:1501.01053]
  266. Kinjalk Lochan, Sumanta Chakraborty, T. Padmanabhan, Information retrieval from black holes, Phys. Rev., D 94 044056 (2016) [arXiv:1604.04987]
  267. Sumanta Chakraborty, Sourav Bhattacharya, T. Padmanabhan, Entropy of a generic null surface from its associated Virasoro algebra Phys. Lett. B 763, 347 (2016) [arXiv:1605.06988]

    268. 2017  TOP

  268. T. Padmanabhan, Do We Really Understand the Cosmos?, Comptes rendus - Physique, 18 275-291 (2017) [arXiv:1611.03505]
  269. T. Padmanabhan, The atoms of spacetime and the cosmological constant, Journal of Physics: Conf. Series, 880 012008 (2017) [arXiv:1702.06136]
  270. T. Padmanabhan, Hamsa Padmanabhan, Cosmic Information, the Cosmological Constant and the Amplitude of primordial perturbations, Phys. Letts. B 773, 81-85 (2017) [arXiv:1703.06144]
  271. Sumanta Chakraborty, Krishnamohan Parattu, T. Padmanabhan, A Novel Derivation of the Boundary Term for the Action in Lanczos-Lovelock Gravity, Gen. Rel. Grav., 49, 121 (2017) [arXiv:1703.00624]
  272. T. Padmanabhan, Hamsa Padmanabhan, Quantum gravity at Hubble scales determines the cosmological constant and the amplitude of primordial perturbations, Int. Jour. Mod. Phys., D 26, 1743002 (2017) (DOI: 10.1142/S0218271817430027)
  273. Sourav Bhattacharya, Sumanta Chakraborty, T. Padmanabhan, Entropy of a box of gas in an external gravitational field - revisited, Phys. Rev. D 96, 084030 (2017) [arXiv:1702.08723]

    274. 2018  TOP

  274. T. Padmanabhan, Demystifying the constancy of the Ermakov-Lewis invariant for a time-dependent oscillator, Mod. Phys. Letts., A 33, 1830005 (2018) [arXiv:1712.07328]
  275. Kinjalk Lochan, Sumanta Chakraborty, T. Padmanabhan, Unruh effect for inertial observers through vacuum correlations, Eur. Phys. J. C 78, 433 (2018) (DOI //doi.org/10.1140/epjc/s10052-018-5911-0) [arXiv:1603.01964]
  276. T. Padmanabhan, Obtaining the non-relativistic quantum mechanics from quantum field theory: issues, folklores and facts, Eur. Phys. J. C, 78, 563 (2018)(DOI //doi.org/10.1140/epjc/s10052-018-6039-y) [arXiv:1712.06605]
  277. T. Padmanabhan, The kinetic theory of the mesoscopic spacetime, [Fourth Prize essay; Gravity Research Foundation Essay Contest, 2018] , Int. Jour. Mod. Phys., D 27, 1846004 (2018)(DOI: 10.1142/S0218271818460045) [arXiv:1805.07218]
  278. Karthik Rajeev, Sumanta Chakraborty, T. Padmanabhan, Inverting a normal harmonic oscillator: physical interpretation and applications, Gen. Rel. Grav., 50, 116 (2018) [arXiv:1712.06617]
  279. Kinjalk Lochan, Karthik Rajeev, Amit Vikram, T. Padmanabhan, Quantum Correlators in Friedmann Spacetimes -The omnipresent de Sitter and the invariant vacuum noise. Phys. Rev., D 98, 105015 (2018) [arXiv:1805.08800]
  280. Karthik Rajeev, Sumanta Chakraborty, T. Padmanabhan, A comment on generalized Schwinger effect, Eur. Phys. J. C 78, 836 (2018) [arXiv:1712.06621]

    281. 2019  TOP

  281. Karthik Rajeev, Sumanta Chakraborty, T. Padmanabhan, Generalized Schwinger effect and particle production in an expanding universe, Phys. Rev., D 100, 045019 (2019) [arXiv:1904.03207]
  282. T. Padmanabhan, Thermality of the Rindler horizon: A simple derivation from the structure of the inertial propagator, Phys. Rev., D 100, 045024 (2019) [arXiv:1905.08263]
  283. T. Padmanabhan, A measure for quantum paths, gravity and spacetime microstructure Int. Jour. Mod. Phys., D 1944009 (2019) [arXiv:1908.10872]

    284. 2020  TOP

  284. Review Article: T. Padmanabhan, Gravity and Quantum Theory: Domains of Conflict and Contact, Int. Jour. Mod. Phys., D 29 2030001 (2020) [arXiv:1909.02015]
  285. Sumanta Chakraborty, T. Padmanabhan, Boundary Term in the Gravitational Action is the Heat Content of the Null surfaces, Phys. Rev., D 101, 064023 (2020) [arXiv:1909.00096]
  286. T. Padmanabhan, Geodesic distance: A descriptor of geometry and correlator of pregeometric density of spacetime events, Modern Physics Letters, A 35 2030008 (2020) [arXiv:1911.02030]
  287. T. Padmanabhan, Principle of equivalence at Planck scales and the zero-point length of spacetime: A synergistic description of quantum matter and geometry [Fifth Prize essay; Gravity Research Foundation Essay Contest, 2020] , Int. Jour. Mod. Phys., D 29 2042005 (2020) (DOI: 10.1142/S0218271820420055)
  288. Karthik Rajeev, T. Padmanabhan, Exploring the Rindler vacuum and the Euclidean Plane, J. Math. Phys., D 61, 062302 (2020) [arXiv:1906.09278]
  289. T. Padmanabhan, Planck length: Lost + found, Phys. Letts., B 809 135774 (2020)(DOI: 10.1016/j.physletb.2020.135774)
  290. T. Padmanabhan, Principle of equivalence at Planck scales, QG in locally inertial frames and the zero-point-length of spacetime, Gen Relativ Gravit, 52 90 (2020) [arXiv:2005.09677]
  291. T. Padmanabhan, Probing the Planck scale: The modification of the time evolution operator due to the quantum structure of spacetime, 2020, 13 (2020) JHEP, 13 2020 (2020) [arXiv:2006.06701]
  292. T. Padmanabhan, A class of QFTs with higher derivative field equations leading to standard dispersion relation for the particle excitations, Phys. Letts., B 811 135912 (2020) [arXiv:2011.04411]

    293. 2021  TOP

  293. T. Padmanabhan, Gravitational effective action at mesoscopic scales from the quantum microstructure of spacetime, Phys. Letts., B 814 136109 (2021) [arXiv:2011.08859]
  294. T. Padmanabhan, World-Line Path Integral for the Propagator Expressed as an Ordinary Integral: Concept and Applications, Found Phys., 51 35 (2021) [DOI]
  295. Sumanta Chakraborty, T. Padmanabhan, Eddington gravity with matter: An emergent perspective Phys. Rev., D 103, 064033 (2021) [arXiv:2012.08542]

    296. Selected Papers in Conference Proceedings etc.

  296. T. Padmanabhan , Exploring the Nature of Gravity, [Elaborates on the results presented in five lectures: Keynote address in (i) EmQM15, Vienna, 23-25 Oct, 2015; Plenary talks in (ii) 35th Max Born Symposium - The Planck Scale II, Wroclaw, 7-12 Sept, 2015 and (iii) ICGC-2015, Mohali, 14-16 Dec 2015; Colloquia at (iv) IAP, Paris, 30 Oct 2015 and (v) TIFR, Mumbai, 5 Oct 2015], J. Phys (Conf. Series), 701, 012018 (2016) [arXiv:1602.01474]
  297. T. Padmanabhan , One hundred years of General Relativity: Summary, Status and Prospects (Extended version of: (a) Guest Editorial written for Current Science and (b) Plenary Talk at the 28th Texas Symposium on Relativistic Astrophysics, Geneva, 13-18 Dec); Current Science, 109, 1215-1219 (2015) [arXiv:1512.06672]
  298. T. Padmanabhan , What can Classical Gravity tell us about Quantum Structure of Spacetime? Expanded version of the lectures given on several ocassions including (i) Plenary talk at ERE 2010, Granada, September 2010; (ii) Keynote address at DICE 2010, Castiglioncello, September 2010; (iii) Special Lecture at the Indian Academy of Sciences, Bangalore, July 2010; J.Phys. Conf.Ser. 314 012001 (2011)
  299. T. Padmanabhan , A Physical Interpretation of Gravitational Field Equations, Based on the Plenary talk given at the International Conference on `Invisible Universe', 29 June- 3 July, 2009 Paris; AIP Conference Proceedings, 1241, 93-108 (2010) [arXiv:0911.1403]
  300. T. Padmanabhan , A Dialogue on the Nature of Gravity, Based on (i) the Vaidya-Raychaudhuri lecture given at the annual meeting of Indian Association for General Relativity and Gravitation in Kolkata, Jan 09 and (ii) Plenary talk at `Foundations of Space and Time', Aug, 2009 CapeTown. Appears as Chapter 2 in ``Foundations of Space and Time'', edited by J. Murugan, A. Weltman and G.F.R. Ellis (Cambridge University Press, 2011) [arXiv:0910.0839]
  301. T. Padmanabhan , Entropy density of spacetime and thermodynamic interpretation of field equations of gravity in any diffeomorphism invariant theory. [arXiv:0903.1254]
  302. T. Padmanabhan , Gravity as an emergent phenomenon: A Conceptual description International Workshop on Theoretical High Energy Physics AIP Conference Proceedings, 989 114 (2007) [arXiv:0706.1654]
  303. T. Padmanabhan, Dark Energy: Mystery of the Millennium, Albert Einstein Century International Conference, Paris, 18-22 July 2005, AIP Conference Proceedings 861, Pages 858-866, [astro-ph/0603114]
  304. T. Padmanabhan Advanced topics in Cosmology: A pedagogical introduction, Graduate School in Astronomy: X Special Courses at the National Observatory of Rio de Janeiro (X CCE) AIP Conference Proceedings, 2006, 843,111-166, [astro-ph/0602117]
  305. T. Padmanabhan Darker Side of the Universe Proceedings of the 29th International Cosmic Ray Conference 10: 47-62 (2005) [astro-ph/0510492]
  306. T. Padmanabhan Statistical Mechanics of gravitating systems in static and cosmological backgrounds, Invited Contribution to `Dynamics and Thermodynamics of Systems with Long Range Interactions' Eds: T.Dauxois, S.Ruffo, E.Arimondo, M.Wilkens ; Lecture Notes in Physics, Springer (2002) [astro-ph/0206131]
  307. T. Padmanabhan Understanding Our Universe: Current Status and Open Issues Invited contribution in, `100 Years of Relativity - Space-time Structure: Einstein and Beyond', A.Ashtekar (Editor), World Scientific (Singapore, 2005) pp 175-204; [gr-qc/0503107]
  308. T. Padmanabhan , Apoorva Patel, Role of Horizons in Semiclassical Gravity: Entropy and the Area Spectrum [gr-qc/0309053]

    309. Snippets of Physics: A series of articles describing curiosities in theoretical physics

  309. T. Padmanabhan Potentials of potatoes: A surprise in Newtonian Gravity, Resonance,13, 4-11, 2008 [pdf file]
  310. T. Padmanabhan Angular momentum of electromagnetic field, Resonance,13, 108-114, 2008 [pdf file]
  311. T. Padmanabhan Quantum mechanics on the run, Resonance,13, 212-217, 2008 [pdf file]
  312. T. Padmanabhan Schwarszchild Metric at a discounted price, Resonance,13, 312-318, 2008 [pdf file]
  313. T. Padmanabhan Why are black holes hot? Resonance,13, 412-419, 2008 [pdf file]
  314. T. Padmanabhan The Logarithms of Physics, Resonance,13, 510-518, 2008 [pdf file]
  315. T. Padmanabhan Thomas Precession, Resonance,13, 610-618, 2008 [pdf file]
  316. T. Padmanabhan Foucault meets Thomas, Resonance,13, 706-715, 2008 [pdf file]
  317. T. Padmanabhan Ambiguities in Fluid Flow, Resonance,13, 802-811, 2008 [pdf file]
  318. T. Padmanabhan Thermodynamics of Self-Gravitating Particles, Resonance,13, 941-950, 2008 [pdf file]
  319. T. Padmanabhan Isochronous Potentials, Resonance,13, 998-1008, 2008 [pdf file]
  320. T. Padmanabhan Paraxial Optics and Lenses, Resonance,13, 1098-1106, 2008 [pdf file]
  321. T. Padmanabhan The Optics of Particles, Resonance,14, 8-18, 2009 [pdf file]
  322. T. Padmanabhan The Power of Nothing Resonance,14, 179-190, 2009 [pdf file]
  323. T. Padmanabhan Hubble Expansion for Pedestrians Resonance,14, 259-271, 2009 [pdf file]
  324. T. Padmanabhan Lagrange has (more than) a Point! Resonance,14, 318-327, 2009 [pdf file]
  325. T. Padmanabhan Why does an Accelerate Charge Radiate? Resonance,14, 499-507, 2009 [pdf file]
  326. T. Padmanabhan Perturbing Coulomb to Avoid Accidents! Resonance,14, 622-629, 2009 [pdf file]
  327. T. Padmanabhan Random Walk Through Random Walks - I Resonance,14, 638-649, 2009 [pdf file]
  328. T. Padmanabhan Random Walk Through Random Walks - II Resonance,14, 799-806, 2009 [pdf file]
  329. T. Padmanabhan Extreme Physics Resonance,14, 907-915, 2009 [pdf file]
  330. T. Padmanabhan Wigner's Function and Semi-Classical Limit Resonance,14,934-943, 2009 [pdf file]
  331. T. Padmanabhan Real Effects from Imaginary Time Resonance,14, 1060-1070, 2009 [pdf file]
  332. T. Padmanabhan Kepler and his Problem Resonance,14, 1144-1152, 2009 [pdf file]

    333. Dawn of Science : A series of articles describing the early progress of Science

  333. T. Padmanabhan The First Tottering Steps, Resonance,15, 498-502, 2010 [pdf file]
  334. T. Padmanabhan The Athens Factor, Resonance,15, 590-594, 2010 [pdf file]
  335. T. Padmanabhan `Ishango Bone' to Euclid, Resonance,15, 684-689, 2010 [pdf file]
  336. T. Padmanabhan Archimedes, Resonance,15, 774-778, 2010 [pdf file]
  337. T. Padmanabhan The Healing Art, Resonance,15, 870-874, 2010 [pdf file]
  338. T. Padmanabhan The Arab Legacy, Resonance,15, 1009-1015, 2010 [pdf file]
  339. T. Padmanabhan The Indo-Arabic Numerals, Resonance,15, 1062-1067, 2010 [pdf file]
  340. T. Padmanabhan The Printed Page, Resonance,16, 6-11, 2011 [pdf file]
  341. T. Padmanabhan The Conquest of the Seas, Resonance,16, 110-115, 2011 [pdf file]
  342. T. Padmanabhan The Role of Modern Medicine, Resonance,16, 274-278, 2011 [pdf file]
  343. T. Padmanabhan The Copernican Revolution, Resonance,16, 304-309, 2011 [pdf file]
  344. T. Padmanabhan Logarithms, Resonance,16, 446-450, 2011 [pdf file]
  345. T. Padmanabhan The Paths of Planets, Resonance,16, 582-587, 2011 [pdf file]
  346. T. Padmanabhan The Galilean World, Resonance,16, 663-669, 2011 [pdf file]
  347. T. Padmanabhan The Affairs of the Heart, Resonance,16, 770-775, 2011 [pdf file]
  348. T. Padmanabhan The Invisible Weight, Resonance,16, 854-859, 2011 [pdf file]
  349. T. Padmanabhan Geometry Without Figures, Resonance,16, 950-955, 2011 [pdf file]
  350. T. Padmanabhan The Questions of Life, Resonance,16, 1039-1043, 2011 [pdf file]
  351. T. Padmanabhan Measuring the Heavens, Resonance,17, 6-10, 2012 [pdf file]
  352. T. Padmanabhan Calculus is Developed in Kerala, Resonance,17, 106-115, 2012 [pdf file]
  353. T. Padmanabhan All was Light - I, Resonance,17, 230-235, 2012 [pdf file]
  354. T. Padmanabhan All was Light - II, Resonance,17,324-329, 2012 [pdf file]
  355. T. Padmanabhan The Quest for Power, Resonance,17,436-440, 2012 [pdf file]
  356. T. Padmanabhan Chemistry Comes of Age, Resonance,17,532-537, 2012 [pdf file]

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