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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Earth Science 41 5584 5163 2061 1829 243 5825

William W. Sager publications per year

The chart shows the history of publications by William W. Sager between 1980 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. William W. Sager published across 46 years, from 1980 to 2025, averaging 9.3 papers a year. Output peaked at 173 publications in 2023. 10 of the 429 publications appeared in the last two years.

No. of publications
50 100 150
Bar chart. Horizontal axis: year, 1980 to 2025. Vertical axis: number of publications, 0 to 173. Peak 173 publications in 2023. 1980: 2 publications 1981: 0 publications 1982: 1 publication 1983: 3 publications 1984: 3 publications 1985: 0 publications 1986: 3 publications 1987: 2 publications 1988: 6 publications 1989: 7 publications 1990: 6 publications 1991: 1 publication 1992: 6 publications 1993: 8 publications 1994: 5 publications 1995: 20 publications 1996: 1 publication 1997: 1 publication 1998: 4 publications 1999: 4 publications 2000: 5 publications 2001: 6 publications 2002: 5 publications 2003: 5 publications 2004: 9 publications 2005: 20 publications 2006: 12 publications 2007: 3 publications 2008: 5 publications 2009: 3 publications 2010: 7 publications 2011: 5 publications 2012: 9 publications 2013: 13 publications 2014: 1 publication 2015: 18 publications 2016: 9 publications 2017: 4 publications 2018: 5 publications 2019: 6 publications 2020: 1 publication 2021: 5 publications 2022: 7 publications 2023: 173 publications 2024: 3 publications 2025: 7 publications
1980 2025

429 publications in total across all disciplines

View publications per year as a table
William W. Sager: publications per year, 1980 to 2025
Year Publications
1980 2
1981 0
1982 1
1983 3
1984 3
1985 0
1986 3
1987 2
1988 6
1989 7
1990 6
1991 1
1992 6
1993 8
1994 5
1995 20
1996 1
1997 1
1998 4
1999 4
2000 5
2001 6
2002 5
2003 5
2004 9
2005 20
2006 12
2007 3
2008 5
2009 3
2010 7
2011 5
2012 9
2013 13
2014 1
2015 18
2016 9
2017 4
2018 5
2019 6
2020 1
2021 5
2022 7
2023 173
2024 3
2025 7
Total 429
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William W. Sager publication distribution in Earth Science in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Earth Science in 2026. The highlighted bar marks where William W. Sager sits on this spectrum.

No. of scientists
100 200 300 400 500
Bar chart with 58 bars. Horizontal axis: publications, 38–47 to 603+. Vertical axis: number of scientists, 0 to 557. Most scientists, 557, have 128–137 publications. The last bar groups every scientist with 603 publications or more. The highlighted bar, 238–247 publications, is where this scientist sits. 38–47 publications: 5 scientists 48–57 publications: 33 scientists 58–67 publications: 94 scientists 68–77 publications: 161 scientists 78–87 publications: 278 scientists 88–97 publications: 376 scientists 98–107 publications: 404 scientists 108–117 publications: 484 scientists 118–127 publications: 540 scientists 128–137 publications: 557 scientists 138–147 publications: 491 scientists 148–157 publications: 495 scientists 158–167 publications: 458 scientists 168–177 publications: 490 scientists 178–187 publications: 414 scientists 188–197 publications: 401 scientists 198–207 publications: 333 scientists 208–217 publications: 292 scientists 218–227 publications: 290 scientists 228–237 publications: 262 scientists 238–247 publications: 243 scientists 248–257 publications: 208 scientists 258–267 publications: 185 scientists 268–277 publications: 147 scientists 278–287 publications: 128 scientists 288–297 publications: 119 scientists 298–307 publications: 120 scientists 308–317 publications: 107 scientists 318–327 publications: 93 scientists 328–337 publications: 87 scientists 338–347 publications: 64 scientists 348–357 publications: 87 scientists 358–367 publications: 60 scientists 368–377 publications: 60 scientists 378–387 publications: 34 scientists 388–397 publications: 50 scientists 398–407 publications: 44 scientists 408–417 publications: 31 scientists 418–427 publications: 39 scientists 428–437 publications: 27 scientists 438–447 publications: 36 scientists 448–457 publications: 27 scientists 458–467 publications: 29 scientists 468–477 publications: 30 scientists 478–487 publications: 19 scientists 488–497 publications: 15 scientists 498–507 publications: 18 scientists 508–517 publications: 19 scientists 518–527 publications: 16 scientists 528–537 publications: 10 scientists 538–547 publications: 11 scientists 548–557 publications: 14 scientists 558–567 publications: 11 scientists 568–577 publications: 7 scientists 578–587 publications: 14 scientists 588–597 publications: 5 scientists 598–602 publications: 4 scientists 603+ publications: 100 scientists
38–47 publications 603+

This scientist: 243 publications — 76th percentile

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

The last bar groups every scientist with 603 publications or more.

View publications distribution as a table
Number of Earth Science scientists by publication count, Research.com 2026 ranking edition. Based on 9,176 ranked scientists.
Publications Scientists This scientist
38–47 5
48–57 33
58–67 94
68–77 161
78–87 278
88–97 376
98–107 404
108–117 484
118–127 540
128–137 557
138–147 491
148–157 495
158–167 458
168–177 490
178–187 414
188–197 401
198–207 333
208–217 292
218–227 290
228–237 262
238–247 243 243
248–257 208
258–267 185
268–277 147
278–287 128
288–297 119
298–307 120
308–317 107
318–327 93
328–337 87
338–347 64
348–357 87
358–367 60
368–377 60
378–387 34
388–397 50
398–407 44
408–417 31
418–427 39
428–437 27
438–447 36
448–457 27
458–467 29
468–477 30
478–487 19
488–497 15
498–507 18
508–517 19
518–527 16
528–537 10
538–547 11
548–557 14
558–567 11
568–577 7
578–587 14
588–597 5
598–602 4
603+ 100
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William W. Sager D-index placement in Earth Science in 2026

The chart shows the D-index (discipline H-index) distribution of Earth Science scientists ranked by Research.com in 2026. The highlighted bar marks where William W. Sager sits on this spectrum.

No. of scientists
100 200 300
Bar chart with 77 bars. Horizontal axis: D-Index, 30 to 106+. Vertical axis: number of scientists, 0 to 389. Most scientists, 389, have 36 D-Index. The last bar groups every scientist with 106 D-Index or more. The highlighted bar, 41 D-Index, is where this scientist sits. 30 D-Index: 144 scientists 31 D-Index: 215 scientists 32 D-Index: 278 scientists 33 D-Index: 379 scientists 34 D-Index: 366 scientists 35 D-Index: 372 scientists 36 D-Index: 389 scientists 37 D-Index: 366 scientists 38 D-Index: 344 scientists 39 D-Index: 349 scientists 40 D-Index: 296 scientists 41 D-Index: 289 scientists 42 D-Index: 277 scientists 43 D-Index: 279 scientists 44 D-Index: 248 scientists 45 D-Index: 257 scientists 46 D-Index: 212 scientists 47 D-Index: 202 scientists 48 D-Index: 207 scientists 49 D-Index: 204 scientists 50 D-Index: 183 scientists 51 D-Index: 178 scientists 52 D-Index: 182 scientists 53 D-Index: 178 scientists 54 D-Index: 163 scientists 55 D-Index: 117 scientists 56 D-Index: 163 scientists 57 D-Index: 120 scientists 58 D-Index: 113 scientists 59 D-Index: 136 scientists 60 D-Index: 135 scientists 61 D-Index: 96 scientists 62 D-Index: 103 scientists 63 D-Index: 83 scientists 64 D-Index: 103 scientists 65 D-Index: 83 scientists 66 D-Index: 89 scientists 67 D-Index: 92 scientists 68 D-Index: 89 scientists 69 D-Index: 78 scientists 70 D-Index: 75 scientists 71 D-Index: 53 scientists 72 D-Index: 62 scientists 73 D-Index: 54 scientists 74 D-Index: 35 scientists 75 D-Index: 52 scientists 76 D-Index: 50 scientists 77 D-Index: 32 scientists 78 D-Index: 37 scientists 79 D-Index: 20 scientists 80 D-Index: 33 scientists 81 D-Index: 36 scientists 82 D-Index: 34 scientists 83 D-Index: 34 scientists 84 D-Index: 24 scientists 85 D-Index: 19 scientists 86 D-Index: 18 scientists 87 D-Index: 26 scientists 88 D-Index: 30 scientists 89 D-Index: 17 scientists 90 D-Index: 21 scientists 91 D-Index: 19 scientists 92 D-Index: 15 scientists 93 D-Index: 14 scientists 94 D-Index: 20 scientists 95 D-Index: 9 scientists 96 D-Index: 10 scientists 97 D-Index: 15 scientists 98 D-Index: 13 scientists 99 D-Index: 3 scientists 100 D-Index: 13 scientists 101 D-Index: 3 scientists 102 D-Index: 9 scientists 103 D-Index: 4 scientists 104 D-Index: 6 scientists 105 D-Index: 6 scientists 106+ D-Index: 98 scientists
30 D-Index 106+

This scientist: 41 D-Index — 41st percentile

41% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 106 D-Index or more.

View D-Index distribution as a table
Number of Earth Science scientists by D-index, Research.com 2026 ranking edition. Based on 9,176 ranked scientists.
D-Index Scientists This scientist
30 144
31 215
32 278
33 379
34 366
35 372
36 389
37 366
38 344
39 349
40 296
41 289 41
42 277
43 279
44 248
45 257
46 212
47 202
48 207
49 204
50 183
51 178
52 182
53 178
54 163
55 117
56 163
57 120
58 113
59 136
60 135
61 96
62 103
63 83
64 103
65 83
66 89
67 92
68 89
69 78
70 75
71 53
72 62
73 54
74 35
75 52
76 50
77 32
78 37
79 20
80 33
81 36
82 34
83 34
84 24
85 19
86 18
87 26
88 30
89 17
90 21
91 19
92 15
93 14
94 20
95 9
96 10
97 15
98 13
99 3
100 13
101 3
102 9
103 4
104 6
105 6
106+ 98
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Overview

William W. Sager is affiliated with the University of Houston in the United States. Their research focuses on geological and geophysical studies, particularly relating to ocean ridges, hot spots, and paleomagnetism. Their work spans several disciplines, including astronomy and astrophysics, environmental chemistry, ocean engineering, geophysics, and geology.

They have contributed to multiple fields of study and topics, including:

  • Methane Hydrates and Related Phenomena
  • Astro and Planetary Science
  • Geomagnetism and Paleomagnetism Studies
  • Reservoir Engineering and Simulation Methods
  • Geological and Geophysical Studies
  • Astronomical Observations and Instrumentation
  • Geological and Geochemical Analysis

Significant recent papers authored or coauthored by William W. Sager include:

  • Late Cretaceous Ridge Reorganization, Microplate Formation, and the Evolution of the Rio Grande Rise - Walvis Ridge Hot Spot Twins, South Atlantic Ocean (2021), published in Geochemistry Geophysics Geosystems
  • Paleomagnetism and paleolatitude of igneous drill core samples from the Izu-Bonin forearc and implications for Philippine Sea plate motion (2022), published in Tectonophysics

Frequent coauthors in their research collaborations encompass:

  • Claire Carvallo
  • Mike Widdowson
  • Wendy R. Nelson
  • John W. Shervais
  • Aaron J. Avery

The primary publication venues where their work appears include:

  • Zenodo (CERN European Organization for Nuclear Research)
  • OPAL (Open@LaTrobe) (La Trobe University)
  • Geochemistry Geophysics Geosystems
  • Journal of Geophysical Research Solid Earth
  • Geophysical Research Letters

William W. Sager has also published several scientific prospectuses and expedition reports related to the Walvis Ridge Hotspot. These include titles such as:

  • Expedition 391 Scientific Prospectus: Walvis Ridge Hotspot: drilling Walvis Ridge, Southeast Atlantic Ocean, to test models of ridge-hotspot interaction, isotopic zonation, and the hotspot reference frame (2020)
  • Expedition 391 Scientific Prospectus Addendum: Walvis Ridge Hotspot: drilling Walvis Ridge, Southeast Atlantic Ocean, to test models of ridge-hotspot interaction, isotopic zonation, and the hotspot reference frame (2021)
  • Expedition 397T Scientific Prospectus: Transit and Return to Walvis Ridge Hotspot (2022)
  • Expedition 391 Preliminary Report: Walvis Ridge Hotspot (2022)
  • Walvis Ridge Hotspot (2023)
  • Expedition 397T Preliminary Report: Return to Walvis Ridge Hotspot (2022)

The research contributions of William W. Sager integrate geological, geophysical, and geochemical analyses of oceanic structures and tectonic processes, emphasizing paleomagnetic data and hot spot dynamics in the South Atlantic Ocean.

Best Publications

  • Subduction initiation and ophiolite crust: new insights from IODP drilling

    Mark K. Reagan;Julian A. Pearce;Katerina Petronotis;Renat R. Almeev

  • Gas hydrate and chemosynthetic biota in mounded bathymetry at mid-slope hydrocarbon seeps: Northern Gulf of Mexico

    Ian R. MacDonald;William W. Sager;Michael B. Peccini

  • Jurassic-Cretaceous boundary age and mid-ocean-ridge–type mantle source for Shatsky Rise

    J.J. Mahoney;R.A. Duncan;M.L.G. Tejada;W.W. Sager

  • Magnetic lineations within Shatsky Rise, northwest Pacific Ocean: Implications for hot spot‐triple junction interaction and oceanic plateau formation

    Masao Nakanishi;William W. Sager;Adam Klaus

  • Late Jurassic-Early Cretaceous evolution of the eastern Indian Ocean adjacent to northwest Australia

    Lawrence G. Fullerton;William W. Sager;David W. Handschumacher

  • Bathymetry of Shatsky Rise, northwest Pacific Ocean: Implications for ocean plateau development at a triple junction

    William W. Sager;Jinho Kim;Adam Klaus;Masao Nakanishi

  • Geology and Geochronology of the Line Islands

    S. O. Schlanger;M. O. Garcia;B. H. Keating;J. J. Naughton

  • Tectonic evolution of the northern Pacific plate and Pacific-Farallon Izanagi triple junction in the Late Jurassic and Early Cretaceous (M21-M10)

    William W. Sager;David W. Handschumacher;Thomas W.C. Hilde;Dewey R. Bracey

  • An immense shield volcano within the Shatsky Rise oceanic plateau, northwest Pacific Ocean

    William W. Sager;William W. Sager;Jinchang Zhang;Jun Korenaga;Takashi Sano

  • Pacific‐Panthalassic reconstructions: Overview, errata and the way forward

    Trond Helge Torsvik;Trond Helge Torsvik;Bernhard Steinberger;Grace Shephard;Pavel Doubrovine

  • Pre-Cretaceous tectonic evolution of the Pacific plate and extension of the geomagnetic polarity reversal time scale with implications for the origin of the Jurassic Quiet Zone

    David W. Handschumacher;William W. Sager;Thomas W.C. Hilde;Dewey R. Bracey

  • Pulsed oil discharge from a mud volcano

    Ian R. MacDonald;David B. Buthman;William W. Sager;Michael B. Peccini

  • GEOCHEMICAL EVIDENCE FOR A MID-CRETACEOUS SUPERPLUME

    Yoshiyuki Tatsumi;Hironao Shinjoe;Hideo Ishizuka;William W. Sager

  • Geophysical signatures of mud mounds at hydrocarbon seeps on the Louisiana continental slope, northern Gulf of Mexico

    William W Sager;Ian R MacDonald;Rousheng Hou

  • Mid‐Cretaceous to early Tertiary apparent polar wander path of the Pacific Plate

    William W. Sager;Malcolm S. Pringle

  • Tectonics of the Ninetyeast Ridge derived from spreading records in adjacent oceanic basins and age constraints of the ridge

    Kolluru S. Krishna;Honey Abraham;William W. Sager;Malcolm S. Pringle

  • What built Shatsky Rise, a mantle plume or ridge tectonics?

    William W. Sager

  • Late Cretaceous Polar Wander of the Pacific Plate: Evidence of a Rapid True Polar Wander Event

    William W. Sager;and Anthony A. P. Koppers

  • Cretaceous Guyots in the Northwest Pacific: an Overview of their Geology and Geophysics

    Edward L. Winterer;James H. Natland;Robert J. Van Waasbergen;Robert A. Duncan

  • Seismic tomography of Shatsky Rise by adaptive importance sampling

    J. Korenaga;W. W. Sager

  • Proceedings of the Ocean Drilling Program: Covering Leg 116 of the cruises of the Drilling Vessel JOIDES Resolution, Colombo, Sri Lanka, to Colombo, Sri Lanka, Sites 717-719, 2 July 1987-19 August 1987 : SR. Vol. 116 Distal Bengal Fan

    J. Cochran;D.A.V. Stow;Christian Auroux;Kazuo Amano

Frequent Co-Authors

Ian R. MacDonald
Ian R. MacDonald Florida State University
Anthony A. P. Koppers
Anthony A. P. Koppers Oregon State University
Edward L. Winterer
Edward L. Winterer University of California, San Diego
John A. Tarduno
John A. Tarduno University of Rochester
John W. Shervais
John W. Shervais Utah State University
Jun Korenaga
Jun Korenaga Yale University
Eric C. Ferré
Eric C. Ferré New Mexico State University
Gail L. Christeson
Gail L. Christeson The University of Texas at Austin
Maurice A. Tivey
Maurice A. Tivey Woods Hole Oceanographic Institution

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