World's Best Scientists 2026 revealed!
Debra A. Fischer

Debra A. Fischer

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Best Female Scientists
2025

D-Index & Metrics

Best Female Scientists

D-Index
115
Citations
51591
World Ranking
713
National Ranking
433

Physics

D-Index
117
Citations
54968
World Ranking
909
National Ranking
485

Debra A. Fischer publication distribution in Physics in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Physics in 2026. The highlighted bar marks where Debra A. Fischer sits on this spectrum.

103–122 publications: 7 scientists 123–142 publications: 10 scientists 143–162 publications: 31 scientists 163–182 publications: 35 scientists 183–202 publications: 53 scientists 203–222 publications: 81 scientists 223–242 publications: 85 scientists 243–262 publications: 112 scientists 263–282 publications: 114 scientists 283–302 publications: 126 scientists 303–322 publications: 136 scientists 323–342 publications: 162 scientists 343–362 publications: 155 scientists 363–382 publications: 156 scientists 383–402 publications: 134 scientists 403–422 publications: 145 scientists 423–442 publications: 147 scientists 443–462 publications: 131 scientists 463–482 publications: 131 scientists 483–502 publications: 116 scientists 503–522 publications: 106 scientists 523–542 publications: 103 scientists 543–562 publications: 87 scientists 563–582 publications: 84 scientists 583–602 publications: 94 scientists 603–622 publications: 70 scientists 623–642 publications: 76 scientists 643–662 publications: 60 scientists 663–682 publications: 54 scientists 683–702 publications: 60 scientists 703–722 publications: 48 scientists 723–742 publications: 64 scientists 743–762 publications: 48 scientists 763–782 publications: 37 scientists 783–802 publications: 43 scientists 803–822 publications: 34 scientists 823–842 publications: 36 scientists 843–862 publications: 32 scientists 863–882 publications: 32 scientists 883–902 publications: 31 scientists 903–922 publications: 25 scientists 923–942 publications: 15 scientists 943–962 publications: 24 scientists 963–982 publications: 13 scientists 983–1,002 publications: 21 scientists 1,003–1,022 publications: 21 scientists 1,023–1,042 publications: 16 scientists 1,043–1,062 publications: 9 scientists 1,063–1,082 publications: 19 scientists 1,083–1,102 publications: 11 scientists 1,103–1,122 publications: 17 scientists 1,123–1,142 publications: 11 scientists 1,143–1,162 publications: 7 scientists 1,163–1,182 publications: 4 scientists 1,183–1,202 publications: 10 scientists 1,203–1,222 publications: 8 scientists 1,223–1,242 publications: 16 scientists 1,243–1,262 publications: 4 scientists 1,263–1,282 publications: 10 scientists 1,283–1,302 publications: 5 scientists 1,303–1,322 publications: 7 scientists 1,323–1,342 publications: 4 scientists 1,343–1,362 publications: 8 scientists 1,363–1,382 publications: 6 scientists 1,383–1,402 publications: 7 scientists 1,403–1,422 publications: 3 scientists 1,423–1,442 publications: 4 scientists 1,443–1,462 publications: 4 scientists 1,463–1,468 publications: 3 scientists 1,469+ publications: 100 scientists
103 publications 1,469+

This scientist: 596 publications — 68th percentile

68% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,469 publications or more.

Debra A. Fischer D-index placement in Physics in 2026

The chart shows the D-index (discipline H-index) distribution of Physics scientists ranked by Research.com in 2026. The highlighted bar marks where Debra A. Fischer sits on this spectrum.

70–71 D-Index: 76 scientists 72–73 D-Index: 110 scientists 74–75 D-Index: 143 scientists 76–77 D-Index: 153 scientists 78–79 D-Index: 144 scientists 80–81 D-Index: 167 scientists 82–83 D-Index: 167 scientists 84–85 D-Index: 166 scientists 86–87 D-Index: 132 scientists 88–89 D-Index: 155 scientists 90–91 D-Index: 134 scientists 92–93 D-Index: 137 scientists 94–95 D-Index: 102 scientists 96–97 D-Index: 112 scientists 98–99 D-Index: 110 scientists 100–101 D-Index: 116 scientists 102–103 D-Index: 97 scientists 104–105 D-Index: 103 scientists 106–107 D-Index: 87 scientists 108–109 D-Index: 90 scientists 110–111 D-Index: 67 scientists 112–113 D-Index: 78 scientists 114–115 D-Index: 75 scientists 116–117 D-Index: 67 scientists 118–119 D-Index: 69 scientists 120–121 D-Index: 60 scientists 122–123 D-Index: 59 scientists 124–125 D-Index: 53 scientists 126–127 D-Index: 42 scientists 128–129 D-Index: 41 scientists 130–131 D-Index: 33 scientists 132–133 D-Index: 32 scientists 134–135 D-Index: 45 scientists 136–137 D-Index: 19 scientists 138–139 D-Index: 24 scientists 140–141 D-Index: 28 scientists 142–143 D-Index: 31 scientists 144–145 D-Index: 22 scientists 146–147 D-Index: 20 scientists 148–149 D-Index: 12 scientists 150–151 D-Index: 16 scientists 152–153 D-Index: 24 scientists 154–155 D-Index: 23 scientists 156–157 D-Index: 15 scientists 158–159 D-Index: 15 scientists 160–161 D-Index: 11 scientists 162–163 D-Index: 17 scientists 164–165 D-Index: 12 scientists 166–167 D-Index: 11 scientists 168–169 D-Index: 9 scientists 170–171 D-Index: 9 scientists 172–173 D-Index: 11 scientists 174–175 D-Index: 4 scientists 176–177 D-Index: 8 scientists 178–179 D-Index: 5 scientists 180–181 D-Index: 3 scientists 182–183 D-Index: 4 scientists 184 D-Index: 4 scientists 185+ D-Index: 99 scientists
70 D-Index 185+

This scientist: 117 D-Index — 76th percentile

76% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 185 D-Index or more.

Research.com Recognitions

  • 2025 - Research.com Best Female Scientists Award

Overview

Debra A. Fischer is affiliated with Yale University in the United States and conducts research primarily in the field of Physics and Astronomy. Their scholarly work spans a variety of subfields including Astronomy and Astrophysics, Instrumentation, Computational Mechanics, Spectroscopy, and Molecular Biology.

The main topics covered in Fischer's research include stellar, planetary, and galactic studies, astronomy and astrophysical research, astro and planetary science, astronomical observations and instrumentation, astrophysics and star formation studies, spectroscopy and laser applications, as well as gamma-ray bursts and supernovae.

Fischer has contributed numerous articles to several publication venues. The most frequent venues of publication are:

  • The Astronomical Journal
  • arXiv (Cornell University)
  • UNC Libraries
  • Astronomy and Astrophysics
  • Nature Astronomy

Their recent papers illustrate a focus on high-precision astronomical instrumentation and stellar activity analysis. Notable recent publications include:

  • "Performance Verification of the EXtreme PREcision Spectrograph", 2020, The Astronomical Journal
  • "The EXPRES Stellar Signals Project II. State of the Field in Disentangling Photospheric Velocities", 2022, The Astronomical Journal
  • "The HD 260655 system: Two rocky worlds transiting a bright M dwarf at 10 pc", 2022, Astronomy and Astrophysics
  • "The obliquity and atmosphere of the ultra-hot Jupiter TOI-1431b (MASCARA-5b): A misaligned orbit and no signs of atomic or molecular absorptions", 2021, Padua Research Archive (University of Padua)
  • "EXPRES. III. Revealing the Stellar Activity Radial Velocity Signature of ϵ Eridani with Photometry and Interferometry", 2021, The Astronomical Journal

Fischer frequently collaborates with other researchers. Regular co-authors include Lily Zhao, John M. Brewer, Samuel H. C. Cabot, Joe Llama, and Rachael M. Roettenbacher, reflecting ongoing partnerships within their research network.

Best Publications

  • Kepler Planet-Detection Mission: Introduction and First Results

    William J. Borucki;David Koch;Gibor Basri;Natalie Batalha

  • The Planet-Metallicity Correlation

    Debra A. Fischer;Jeff Valenti

  • SPECTROSCOPIC PROPERTIES OF COOL STARS (SPOCS). I. 1040 F, G, AND K DWARFS FROM KECK, LICK, AND AAT PLANET SEARCH PROGRAMS

    Jeff A. Valenti;Debra A. Fischer

  • Planet Occurrence within 0.25 AU of Solar-type Stars from Kepler

    Andrew W. Howard;Geoffrey W. Marcy;Stephen T. Bryson;Jon M. Jenkins

  • Catalog of nearby exoplanets

    R. P. Butler;J. T. Wright;G. W. Marcy;G. W. Marcy;D. A. Fischer;D. A. Fischer

  • The Keck Planet Search: Detectability and the Minimum Mass and Orbital Period Distribution of Extrasolar Planets

    Andrew Cumming;R. Paul Butler;Geoffrey W. Marcy;Steven S. Vogt

  • Multiplicity among M Dwarfs

    Debra A. Fischer;Geoffrey W. Marcy

  • Kepler-16: A Transiting Circumbinary Planet

    Laurance R. Doyle;Joshua A. Carter;Daniel C. Fabrycky;Robert W. Slawson

  • Masses, Radii, and Orbits of Small Kepler Planets: The Transition from Gaseous to Rocky Planets

    Geoffrey W. Marcy;Howard Isaacson;Andrew W. Howard;Jason F. Rowe

  • (Open Access) Supercapacitor and supercapattery as emerging electrochemical energy stores

    Unknown

  • The occurrence and mass distribution of close-in super-Earths, Neptunes, and Jupiters.

    Andrew W. Howard;Geoffrey W. Marcy;John Asher Johnson;Debra A. Fischer

  • A ~7.5 M⊕ Planet Orbiting the Nearby Star, GJ 876*

    Eugenio J. Rivera;Eugenio J. Rivera;Eugenio J. Rivera;Jack J. Lissauer;R. Paul Butler;Geoffrey W. Marcy

  • A Neptune-Mass Planet Orbiting the Nearby M Dwarf GJ 436

    R. Paul Butler;Steven S. Vogt;Geoffrey W. Marcy;Debra A. Fischer;Debra A. Fischer

  • Observed Properties of Exoplanets: Masses, Orbits, and Metallicities

    Geoffrey Marcy;R. Paul Butler;Debra Fischer;Steven Vogt

  • The Exoplanet Orbit Database

    J. T. Wright;O. Fakhouri;G. W. Marcy;E. Han

  • Kepler 's First Rocky Planet: Kepler-10b

    Natalie M. Batalha;William J. Borucki;Stephen T. Bryson;Lars A. Buchhave

  • CHROMOSPHERIC ACTIVITY AND JITTER MEASUREMENTS FOR 2630 STARS ON THE CALIFORNIA PLANET SEARCH

    Howard Isaacson;Howard Isaacson;Debra Ann Fischer;Debra Ann Fischer

  • The N2K Consortium. II. A Transiting Hot Saturn Around HD 149026 With a Large Dense Core

    B. Sato;D. A. Fischer;G. W. Henry;G. Laughlin

  • A Pair of Resonant Planets Orbiting GJ 876

    Geoffrey W. Marcy;R. Paul Butler;Debra Fischer;Steven S. Vogt;Steven S. Vogt

  • Evidence for Multiple Companions to υ Andromedae

    R. Paul Butler;Geoffrey W. Marcy;Debra A. Fischer;Timothy M. Brown

Frequent Co-Authors

Geoffrey W. Marcy
Geoffrey W. Marcy University of California, Berkeley
Andrew W. Howard
Andrew W. Howard California Institute of Technology
Howard Isaacson
Howard Isaacson University of California, Berkeley
Jason T. Wright
Jason T. Wright Pennsylvania State University
Lars A. Buchhave
Lars A. Buchhave Technical University of Denmark
Gregory W. Henry
Gregory W. Henry Tennessee State University
Guillermo Torres
Guillermo Torres Harvard University
John Asher Johnson
John Asher Johnson Harvard University
Dimitar Sasselov
Dimitar Sasselov Harvard University
Gáspár Á. Bakos
Gáspár Á. Bakos Princeton University

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