World's Best Scientists 2026 revealed!
Alan P. Marscher

Alan P. Marscher

D-Index & Metrics

Physics

D-Index
107
Citations
50153
World Ranking
1286
National Ranking
674

Alan P. Marscher 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 Alan P. Marscher 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: 840 publications — 86th percentile

86% of scientists in this discipline score the same or lower.

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

Alan P. Marscher 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 Alan P. Marscher 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: 107 D-Index — 66th percentile

66% of scientists in this discipline score the same or lower.

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

Overview

Alan P. Marscher is affiliated with Boston University in the United States and specializes in the field of Physics and Astronomy. Their research spans various subfields, including Astronomy and Astrophysics, Nuclear and High Energy Physics, Biomedical Engineering, Electrical and Electronic Engineering, and Geophysics.

Their research primarily focuses on topics such as Astrophysics and Cosmic Phenomena, Astrophysical Phenomena and Observations, Pulsars and Gravitational Waves Research, Radio Astronomy Observations and Technology, Gamma-ray bursts and supernovae, Mechanics and Biomechanics Studies, and Particle Accelerators and Free-Electron Lasers.

Alan P. Marscher has an extensive publication record with frequent contributions to notable scientific venues. The primary platforms for disseminating their work include:

  • arXiv (Cornell University)
  • The Astrophysical Journal
  • Astronomy and Astrophysics
  • The Astrophysical Journal Letters
  • Monthly Notices of the Royal Astronomical Society

Prominent recent papers authored or co-authored by Marscher are:

  • "Imaging X-ray Polarimetry Explorer: prelaunch," 2022, Journal of Astronomical Telescopes Instruments and Systems
  • "Polarized x-rays constrain the disk-jet geometry in the black hole x-ray binary Cygnus X-1," 2022, Science
  • "A ring-like accretion structure in M87 connecting its black hole and jet," 2023, Nature
  • "Polarized blazar X-rays imply particle acceleration in shocks," 2022, Nature
  • "Kinematics of Parsec-scale Jets of Gamma-Ray Blazars at 43 GHz during 10 yr of the VLBA-BU-BLAZAR Program," 2022, The Astrophysical Journal Supplement Series

Alan P. Marscher frequently collaborates with several co-authors, including:

  • Svetlana G. Jorstad
  • I. Agudo
  • Ioannis Liodakis
  • Laura Di Gesu
  • I. Donnarumma

Best Publications

  • First M87 Event Horizon Telescope Results. I. The Shadow of the Supermassive Black Hole

    Kazunori Akiyama;Antxon Alberdi;Walter Alef

  • First M87 Event Horizon Telescope Results. IV. Imaging the Central Supermassive Black Hole

    Kazunori Akiyama;Antxon Alberdi;Walter Alef

  • Models for high-frequency radio outbursts in extragalactic sources, with application to the early 1983 millimeter-to-infrared flare of 3C 273.

    A. P. Marscher;Walter Kieran Gear

  • First M87 Event Horizon Telescope Results. VI. The Shadow and Mass of the Central Black Hole

    Kazunori Akiyama;Antxon Alberdi;Walter Alef

  • First M87 Event Horizon Telescope Results. V. Physical Origin of the Asymmetric Ring

    Kazunori Akiyama;Antxon Alberdi;Walter Alef

  • THE SPECTRAL ENERGY DISTRIBUTION OF FERMI BRIGHT BLAZARS

    A. A. Abdo;A. A. Abdo;M. Ackermann;I. Agudo;M. Ajello

  • POLARIMETRIC OBSERVATIONS OF 15 ACTIVE GALACTIC NUCLEI AT HIGH FREQUENCIES: JET KINEMATICS FROM BIMONTHLY MONITORING WITH THE VERY LONG BASELINE ARRAY

    Svetlana G. Jorstad;Svetlana G. Jorstad;Alan P. Marscher;Matthew L. Lister;Alastair M. Stirling;Alastair M. Stirling

  • First M87 Event Horizon Telescope Results. II. Array and Instrumentation

    Kazunori Akiyama;Antxon Alberdi;Walter Alef

  • First M87 Event Horizon Telescope Results. III. Data Processing and Calibration

    Kazunori Akiyama;Antxon Alberdi;Walter Alef

  • The inner jet of an active galactic nucleus as revealed by a radio-to-γ-ray outburst

    Alan P. Marscher;Svetlana G. Jorstad;Svetlana G. Jorstad;Francesca D. D'Arcangelo;Paul S. Smith

  • An Analysis of the Synchrotron Self-Compton Model for the Multi--Wave Band Spectra of Blazars

    Steven D. Bloom;Alan P. Marscher

  • Probing the Inner Jet of the Quasar PKS 1510?089 with Multi-Waveband Monitoring During Strong Gamma-Ray Activity

    Alan P. Marscher;Svetlana G. Jorstad;Svetlana G. Jorstad;Valeri M. Larionov;Valeri M. Larionov;Margo F. Aller

  • Multiwavelength Observations of Strong Flares From the TeV-Blazar 1ES 1959+650

    H. Krawczynski;S. B. Hughes;D. Horan;F. Aharonian

  • Multi-Epoch VLBA Observations of EGRET-Detected Quasars and BL Lac Objects: Superluminal Motion of Gamma-Ray Bright Blazars

    Svetlana G. Jorstad;Alan P. Marscher;John R. Mattox;Ann E. Wehrle

  • Multiepoch Very Long Baseline Array Observations of EGRET-detected Quasars and BL Lacertae Objects: Superluminal Motion of Gamma-Ray Bright Blazars

    Svetlana G. Jorstad;Svetlana G. Jorstad;Alan P. Marscher;John R. Mattox;John R. Mattox;Ann E. Wehrle

  • Multiwavelength Observations of Strong Flares From the TeV-Blazar 1ES 1959+650

    H. Krawczynski;S. B. Hughes;D. Horan;F. Aharonian

  • First M87 Event Horizon Telescope Results. VIII. Magnetic Field Structure near the Event Horizon

    Kazunori Akiyama;Kazunori Akiyama;Kazunori Akiyama;Juan Carlos Algaba;Antxon Alberdi;Walter Alef

  • TURBULENT, EXTREME MULTI-ZONE MODEL FOR SIMULATING FLUX AND POLARIZATION VARIABILITY IN BLAZARS

    Alan P. Marscher

  • Observational evidence for the accretion-disk origin for a radio jet in an active galaxy

    Alan P. Marscher;Svetiana G. Jorstad;Svetiana G. Jorstad;Josá Luis Gómez;Margo F. Aller

  • Multiwavelength Observations of a Dramatic High-Energy Flare in the Blazar 3C 279

    A. E. Wehrle;E. Pian;C. M. Urry;L. Maraschi

Frequent Co-Authors

Svetlana G. Jorstad
Svetlana G. Jorstad Boston University
Valeri M. Larionov
Valeri M. Larionov Saint Petersburg State University
Anne Lähteenmäki
Anne Lähteenmäki Aalto University
Mark Gurwell
Mark Gurwell Harvard-Smithsonian Center for Astrophysics
Merja Tornikoski
Merja Tornikoski Aalto University
Hugh D. Aller
Hugh D. Aller University of Michigan–Ann Arbor
Margo F. Aller
Margo F. Aller University of Michigan–Ann Arbor
Paul S. Smith
Paul S. Smith University of Arizona
M. Villata
M. Villata National Institute for Astrophysics
Yuri Y. Kovalev
Yuri Y. Kovalev Moscow Institute of Physics and Technology

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