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Physics

D-Index
119
Citations
56650
World Ranking
841
National Ranking
454

Overview

Alistair R. Walker is affiliated with the National Optical-Infrared Astronomy Research Lab in the United States. Their academic contributions focus primarily on the fields of Physics and Astronomy, with a significant emphasis on Astronomy and Astrophysics, Instrumentation, and Nuclear and High Energy Physics.

Their research spans a variety of subdomains including:

  • Astronomy and Astrophysics
  • Instrumentation
  • Nuclear and High Energy Physics
  • Atomic and Molecular Physics, and Optics
  • Computer Vision and Pattern Recognition

Key topics addressed in their publications include:

  • Stellar, planetary, and galactic studies
  • Galaxies: Formation, Evolution, Phenomena
  • Gamma-ray bursts and supernovae
  • Astronomy and Astrophysical Research
  • Astro and Planetary Science
  • Astrophysics and Cosmic Phenomena
  • Cosmology and Gravitation Theories

Their work has been published extensively, with frequent appearances in notable venues such as:

  • Monthly Notices of the Royal Astronomical Society
  • The Astrophysical Journal
  • arXiv (Cornell University)
  • The Astronomical Journal
  • The Astrophysical Journal Supplement Series

Among their recent papers are:

  • Constraints on Dark Matter Properties from Observations of Milky Way Satellite Galaxies, 2021, Physical Review Letters
  • STRIDES: a 3.9 per cent measurement of the Hubble constant from the strong lens system DES J0408−5354, 2020, Monthly Notices of the Royal Astronomical Society
  • Milky Way Satellite Census. II. Galaxy-Halo Connection Constraints Including the Impact of the Large Magellanic Cloud, 2020, The Astrophysical Journal
  • The effect of environment on Type Ia supernovae in the Dark Energy Survey three-year cosmological sample, 2020, Monthly Notices of the Royal Astronomical Society
  • Dark Energy Survey year 3 results: point spread function modelling, 2020, Monthly Notices of the Royal Astronomical Society

Frequent collaborations have been established with several co-authors, including:

  • A. Carnero Rosell
  • E. Sánchez
  • J. García-Bellido
  • L. N. da Costa
  • A. A. Plazas

Best Publications

  • Overview of the DESI Legacy Imaging Surveys.

    Arjun Dey;David J. Schlegel;Dustin Lang;Robert Blum

  • Dark Energy Survey year 1 results: Cosmological constraints from galaxy clustering and weak lensing

    T. M. C. Abbott;F. B. Abdalla;A. Alarcon;J. Aleksić

  • THE DARK ENERGY CAMERA

    B. Flaugher;H. T. Diehl;K. Honscheid;T. M. C. Abbott

  • A gravitational-wave standard siren measurement of the Hubble constant

    B. P. Abbott;R. Abbott;T. D. Abbott;F. Acernese;F. Acernese

  • The Electromagnetic Counterpart of the Binary Neutron Star Merger LIGO/Virgo GW170817. II. UV, Optical, and Near-infrared Light Curves and Comparison to Kilonova Models

    P. S. Cowperthwaite;E. Berger;V. A. Villar;B. D. Metzger

  • The Dark Energy Camera

    B. Flaugher;H. T. Diehl;K. Honscheid;T. M. C. Abbott

  • The Dark Energy Survey: more than dark energy - an overview

    T. Abbott;F. B. Abdalla;J. Aleksić

  • Eight New Milky Way Companions Discovered in First-Year Dark Energy Survey Data

    K. Bechtol;A. Drlica-Wagner;E. Balbinot

  • Southern spectrophotometric standards. I

    Mario Hamuy;A. R. Walker;N. B. Suntzeff;P. Gigoux

  • The DESI Experiment Part I: Science,Targeting, and Survey Design

    Amir Aghamousa;Jessica Aguilar;Steve Ahlen

  • Dark Energy Survey Year 1 results: cosmological constraints from cosmic shear

    M. A. Troxel;N. MacCrann;N. MacCrann;J. Zuntz;T. F. Eifler

  • Eight Ultra-faint Galaxy Candidates Discovered in Year Two of the Dark Energy Survey

    A. Drlica-Wagner;K. Bechtol;E. S. Rykoff

  • The dark energy survey data release 1

    T. M. C. Abbott;F. B. Abdalla;F. B. Abdalla;S. Allam;A. Amara

  • Eight Ultra-faint Galaxy Candidates Discovered in Year Two of the Dark Energy Survey

    A. Drlica-Wagner;K. Bechtol;E. S. Rykoff;E. S. Rykoff;E. Luque

  • Eight new Milky Way companions discovered in first-year Dark Energy Survey data

    K. Bechtol;A. Drlica-Wagner;E. Balbinot;A. Pieres

  • The Electromagnetic Counterpart of the Binary Neutron Star Merger LIGO/Virgo GW170817. I. Dark Energy Camera Discovery of the Optical Counterpart

    M. Soares-Santos;D. E. Holz;J. Annis;R. Chornock

  • The Electromagnetic Counterpart of the Binary Neutron Star Merger LIGO/Virgo GW170817. I. Discovery of the Optical Counterpart Using the Dark Energy Camera

    M. Soares-Santos;M. Soares-Santos;D. E. Holz;J. Annis;R. Chornock

  • Searching for dark matter annihilation in recently discovered Milky Way Satellites with Fermi-LAT

    A. Albert;Brandon Anderson;K. Bechtol;A. Drlica-Wagner

  • Overview of the DESI legacy imaging surveys

    Arjun Dey;David J. Schlegel;Dustin Lang;Dustin Lang;Robert Blum

  • BVRI Light Curves for 29 Type Ia Supernovae

    M Hamuy;MM Phillips;NB Suntzeff;RA Schommer

Frequent Co-Authors

Joshua A. Frieman
Joshua A. Frieman University of Chicago
Robert A. Gruendl
Robert A. Gruendl University of Illinois at Urbana-Champaign
B. Flaugher
B. Flaugher Fermilab
Marcelle Soares-Santos
Marcelle Soares-Santos Brandeis University
K. Honscheid
K. Honscheid The Ohio State University
David J. James
David J. James Smithsonian Institution
Jennifer L. Marshall
Jennifer L. Marshall Texas A&M University
D. W. Gerdes
D. W. Gerdes University of Michigan–Ann Arbor
Shantanu Desai
Shantanu Desai Indian Institute of Technology Hyderabad
A. Roodman
A. Roodman Stanford University

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