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Physics

D-Index
104
Citations
47321
World Ranking
1425
National Ranking
748

Research.com Recognitions

  • 2019 - Einstein Prize, American Physical Society For numerous and seminal contributions to general relativity, including the theory of black holes, canonical quantum gravity, and quantum cosmology.
  • 2016 - Member of the National Academy of Sciences
  • 2007 - Fellow of the American Association for the Advancement of Science (AAAS)
  • 1997 - Fellow of American Physical Society (APS) Citation For his various contributions to classical and quantum gravitational physics, in particular the new canonical variables and the development of rigorous techniques for the quantization of gravity and other nonAbelian field theories
  • 1981 - Fellow of Alfred P. Sloan Foundation

Overview

Abhay Ashtekar is affiliated with Pennsylvania State University in the United States and works primarily in the field of Physics and Astronomy, with a particular focus on subfields such as Astronomy and Astrophysics, Nuclear and High Energy Physics, Statistical and Nonlinear Physics, Atomic and Molecular Physics and Optics, and General Health Professions.

Their research centers around several main topics including Black Holes and Theoretical Physics, Cosmology and Gravitation Theories, Noncommutative and Quantum Gravity Theories, Pulsars and Gravitational Waves Research, Advanced Differential Geometry Research, Astrophysical Phenomena and Observations, and Relativity and Gravitational Theory.

Recent papers authored by Abhay Ashtekar include:

  • A short review of loop quantum gravity, 2021, Reports on Progress in Physics
  • Alleviating the Tension in the Cosmic Microwave Background using Planck-Scale Physics, 2020, Physical Review Letters
  • Compact binary coalescences: The subtle issue of angular momentum, 2020, Physical review. D/Physical review. D.
  • Charges and fluxes on (perturbed) non-expanding horizons, 2022, Journal of High Energy Physics
  • Cosmic tango between the very small and the very large: Addressing CMB anomalies through Loop Quantum Cosmology, 2021, arXiv (Cornell University)

Frequent co-authors contributing to these works include Neev Khera, B. Krishnan, Simone Speziale, Adrián del Río, and Jorge Pullin.

Abhay Ashtekar's publications appear most frequently in venues such as arXiv (Cornell University), Physical review. D/Physical review. D., Journal of High Energy Physics, General Relativity and Gravitation, and Reports on Progress in Physics.

Their academic contributions also include book publications. One such book published by Cambridge University Press is "Loops, Knots, Gauge Theories" (2022).

Ashtekar has received several awards and recognitions including the Einstein Prize from the American Physical Society in 2019 for contributions to general relativity, canonical quantum gravity, and quantum cosmology. The scientist became a member of the National Academy of Sciences in 2016 and is a fellow of the American Association for the Advancement of Science (AAAS) since 2007. Ashtekar also holds fellowship of the American Physical Society awarded in 1997 for contributions to classical and quantum gravitational physics, and was a fellow of the Alfred P. Sloan Foundation in 1981.

Best Publications

  • New variables for classical and quantum gravity.

    Abhay Ashtekar;Abhay Ashtekar

  • Background independent quantum gravity: A Status report

    Abhay Ashtekar;Abhay Ashtekar;Abhay Ashtekar;Jerzy Lewandowski

  • New Hamiltonian formulation of general relativity

    Abhay Ashtekar;Abhay Ashtekar;Abhay Ashtekar

  • Quantum geometry and black hole entropy

    Abhay Ashtekar;J C Baez;A Corichi;A Corichi;K Krasnov

  • Lectures on Non-Perturbative Canonical Gravity

    Abhay Ashtekar

  • Loop Quantum Cosmology: A Status Report

    Abhay Ashtekar;Parampreet Singh

  • Quantum Nature of the Big Bang: Improved dynamics

    Abhay Ashtekar;Abhay Ashtekar;Abhay Ashtekar;Tomasz Pawlowski;Parampreet Singh

  • Quantum theory of geometry: I. Area operators

    Abhay Ashtekar;Jerzy Lewandowski

  • Quantum Theory of Gravity I: Area Operators

    Abhay Ashtekar;Jerzy Lewandowski

  • Quantum Nature of the Big Bang

    Abhay Ashtekar;Tomasz Pawlowski;Parampreet Singh

  • Mathematical structure of loop quantum cosmology

    Abhay Ashtekar;Martin Bojowald;Jerzy Lewandowski;Jerzy Lewandowski

  • Quantum Theory of Geometry II: Volume operators

    Abhay Ashtekar;Jerzy Lewandowski

  • Isolated and dynamical horizons and their applications

    Abhay Ashtekar;Badri Krishnan

  • Quantization of diffeomorphism invariant theories of connections with local degrees of freedom

    Abhay Ashtekar;Jerzy Lewandowski;Donald Marolf;José Mourão

  • Quantum Geometry of Isolated Horizons and Black Hole Entropy

    Abhay Ashtekar;John C. Baez;John C. Baez;Kirill Krasnov

  • Quantum nature of the big bang: An analytical and numerical investigation

    Abhay Ashtekar;Tomasz Pawlowski;Parampreet Singh;Parampreet Singh

  • Asymptotically anti-de Sitter space-times

    Abhay Ashtekar;Anne Magnon

  • Weaving a classical metric with quantum threads

    Abhay Ashtekar;Abhay Ashtekar;Abhay Ashtekar;Carlo Rovelli;Carlo Rovelli;Carlo Rovelli;Lee Smolin;Lee Smolin;Lee Smolin

  • Quantum geometry and the Schwarzschild singularity

    Abhay Ashtekar;Abhay Ashtekar;Abhay Ashtekar;Martin Bojowald

  • A new Hamiltonian formulation of general relativity.

    A. Ashtekar

Frequent Co-Authors

Stephen Fairhurst
Stephen Fairhurst Cardiff University
Kirill Krasnov
Kirill Krasnov University of Nottingham
James Isenberg
James Isenberg University of Oregon
Roy Maartens
Roy Maartens University of the Western Cape
Lee Smolin
Lee Smolin Perimeter Institute
Martin Bojowald
Martin Bojowald Pennsylvania State University
Gary T. Horowitz
Gary T. Horowitz University of California, Santa Barbara
John C. Baez
John C. Baez University of California, Riverside
Gregory J. Galloway
Gregory J. Galloway University of Miami
Sahotra Sarkar
Sahotra Sarkar The University of Texas at Austin

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