Concepedia

Hardness Ratios

Hardness Ratios is a spectral analysis metric in X-ray astronomy that quantifies the relative intensity of high-energy to low-energy X-ray photons to distinguish intrinsic source properties from absorption effects.

301

Publications

17.3K

Citations

1K

Authors

437

Institutions

Publications per year

2017–2026

55

Parents

Publications

301

Identification of two classes of gamma-ray bursts

C. Kouveliotou, Charles A. Meegan, G. J. Fishman et al. · The Astrophysical Journal · 1993 · 2K citations

, , +8

Methods and results of an automatic analysis of a complete sample of<i>Swift</i>-XRT observations of GRBs

P. A. Evans, A. P. Beardmore, K. L. Page et al. · Monthly Notices of the Royal Astronomical Society · 2009 · 1.8K citations · Full text

, , +16

X-ray variability of GX 339 - 4 in its very high state

Sigenori Miyamoto, Kazuhiro Kimura, Shunji Kitamoto et al. · The Astrophysical Journal · 1991 · 415 citations

, , +12

Bayesian Estimation of Hardness Ratios: Modeling and Computations

The Astrophysical Journal · 2006 · 336 citations · Full text

, , +13

GRB Radiative Efficiencies Derived from the<i>Swift</i>Data: GRBs versus XRFs, Long versus Short

Bing Zhang, En‐Wei Liang, K. L. Page et al. · The Astrophysical Journal · 2007 · 280 citations · Full text

, , +12

1–5 of 301

Authors

1K

  1. FH
    F. Haberl

    Max Planck Institute for Extraterrestrial Physics, Germany

    11 publications · 592 citations

    10

    h-index

  2. WP
    W. Pietsch

    Max Planck Institute for Extraterrestrial Physics, Germany

    11 publications · 705 citations

    10

    h-index

  3. AC
    Alok C. Gupta

    Aryabhatta Research Institute of Observational Sciences, India

    6 publications · 130 citations

    7

    h-index

  4. BJ
    B. J. Wilkes

    Center for Astrophysics Harvard & Smithsonian, United States

    7 publications · 436 citations

    7

    h-index

  5. KM
    Kazuo Makishima

    The University of Tokyo, Japan

    7 publications · 391 citations

    7

    h-index

1–5 of 1K

Institutions

437

  1. Max Planck Institute for Extraterrestrial Physics

    Garching bei München, Germany

    31 h-index

    105 publications

    7.7K citations

  2. Goddard Space Flight Center

    Greenbelt, United States

    20 h-index

    53 publications

    8.2K citations

  3. Center for Astrophysics Harvard & Smithsonian

    Cambridge, United States

    19 h-index

    71 publications

    5.1K citations

  4. Brera Astronomical Observatory

    Milan, Italy

    19 h-index

    36 publications

    5.5K citations

  5. Space Telescope Science Institute

    Baltimore, United States

    16 h-index

    18 publications

    1.1K citations

  6. National Institute for Astrophysics

    Rome, Italy

    16 h-index

    33 publications

    2.3K citations

  7. Pennsylvania State University

    State College, United States

    15 h-index

    42 publications

    10.9K citations

  8. Centre National de la Recherche Scientifique

    Paris, France

    15 h-index

    38 publications

    1.9K citations

1–8 of 437

Venues

  1. The Astrophysical Journal

    ApJ · 87 publications · 6.3K citations

    39

    h-index

  2. Monthly Notices of the Royal Astronomical Society

    54 publications · 3.9K citations

    30

    h-index

  3. Astronomy and Astrophysics

    32 publications · 1.4K citations

    22

    h-index

  4. The Astrophysical Journal Supplement Series

    15 publications · 946 citations

    14

    h-index

  5. The Astronomical Journal

    AJ · 7 publications · 412 citations

    8

    h-index

1–5