World's Best Scientists 2026 revealed!

D-Index & Metrics

Environmental Sciences

D-Index
49
Citations
7281
World Ranking
5351
National Ranking
1957

Overview

Ann L. Sprague is affiliated with the University of Arizona in the United States. Their research primarily spans the field of Medicine, with focused contributions in the subfields of Pediatrics, Perinatology and Child Health, as well as Obstetrics and Gynecology.

Sprague's work centers on topics related to Maternal and Perinatal Health Interventions, Global Maternal and Child Health, and Maternal and Fetal Healthcare. These topics reflect a concentrated effort on both intervention strategies and broader global health outcomes concerning mothers and children.

Their recent publication includes the paper titled Survey of Mode of Delivery and Maternal and Perinatal Outcomes in Canada, published in 2022 in the Journal of Obstetrics and Gynaecology Canada.

Frequent collaborators in Sprague's research include:

  • Rebecca Attenborough
  • Phil Murphy
  • Jie Yang
  • B. Anthony Armson
  • George Carson

Sprague has contributed to academic venues such as the Journal of Obstetrics and Gynaecology Canada.

Best Publications

  • The Major-Element Composition of Mercury’s Surface from MESSENGER X-ray Spectrometry

    Larry R. Nittler;Richard D. Starr;Shoshana Z. Weider;Timothy J. McCoy

  • Concentration of H, Si, Cl, K, Fe, and Th in the low- and mid-latitude regions of Mars

    W. V. Boynton;G. J. Taylor;L. G. Evans;R. C. Reedy

  • Radioactive Elements on Mercury’s Surface from MESSENGER: Implications for the Planet’s Formation and Evolution

    Patrick N. Peplowski;Larry G. Evans;Steven A. Hauck;Timothy J. McCoy

  • Major-Element Abundances on the Surface of Mercury: Results from the MESSENGER Gamma-Ray Spectrometer

    Larry G. Evans;Patrick N. Peplowski;Edgar A. Rhodes;David J. Lawrence

  • Sulfur at Mercury, Elemental at the Poles and Sulfides in the Regolith

    Ann L. Sprague;Donald M. Hunten;Katharina Lodders

  • Processes that Promote and Deplete the Exosphere of Mercury

    Rosemary Killen;Gabrielle Cremonese;Helmut Lammer;Stefano Orsini

  • Mercury's Weather-Beaten Surface: Understanding Mercury in the Context of Lunar and Asteroidal Space Weathering Studies

    Deborah L. Domingue;Clark R. Chapman;Rosemary M. Killen;Thomas H. Zurbuchen

  • Bulk composition and early differentiation of Mars

    G. Jeffrey Taylor;William V. Boynton;J. Brückner;H. Wänke

  • Equatorial and midlatitude distribution of chlorine measured by Mars Odyssey GRS

    J. M. Keller;W. V. Boynton;S. Karunatillake;V. R. Baker

  • The redox state, FeO content, and origin of sulfur‐rich magmas on Mercury

    Mikhail Yu. Zolotov;Ann L. Sprague;Steven A. Hauck;Larry R. Nittler

  • MESSENGER Observations of the Composition of Mercury's Ionized Exosphere and Plasma Environment

    Thomas H. Zurbuchen;Jim M. Raines;George Gloeckler;Stamatios M. Krimigis;Stamatios M. Krimigis

  • Mercury: Evidence for Anorthosite and Basalt from Mid-infrared (7.3-13.5 μm) Spectroscopy

    A.L. Sprague;R.W.H. Kozlowski;F.C. Witteborn;D.P. Cruikshank

  • Mercury: Mid‐infrared (3–13.5 μm) observations show heterogeneous composition, presence of intermediate and basic soil types, and pyroxene

    A. L. Sprague;A. L. Sprague;J. P. Emery;K. L. Donaldson;R. W. Russell;R. W. Russell

  • The sodium and potassium atmosphere of the moon and its interaction with the surface

    A.L. Sprague;R.W.H. Kozlowski;D.M. Hunten;W.K. Wells

  • MESSENGER Observations of Mercury’s Exosphere: Detection of Magnesium and Distribution of Constituents

    William E. McClintock;Ronald J. Vervack;E. Todd Bradley;Rosemary M. Killen

  • Variations in the abundances of potassium and thorium on the surface of Mercury: Results from the MESSENGER Gamma-Ray Spectrometer

    Patrick N. Peplowski;David J. Lawrence;Edgar A. Rhodes;Ann L. Sprague

  • Spectroscopic Observations of Mercury's Surface Reflectance During MESSENGER's First Mercury Flyby

    William E. McClintock;Noam R. Izenberg;Gregory M. Holsclaw;David T. Blewett

  • Mars' south polar Ar enhancement: a tracer for south polar seasonal meridional mixing.

    A. L. Sprague;W. V. Boynton;K. E. Kerry;D. M. Janes

  • Evidence for a basalt-free surface on Mercury and implications for internal heat.

    R Jeanloz;DL Mitchell;AL Sprague;I de Pater

  • Mercury: Thermal Modeling and Mid-infrared (5–12 μm) Observations☆

    J.P. Emery;A.L. Sprague;F.C. Witteborn;J.E. Colwell

  • Mercury's Exosphere: Observations During MESSENGER's First Mercury Flyby

    William E. McClintock;E. Todd Bradley;Ronald J. Vervack;Rosemary M. Killen

  • Major-element composition of Mercury's surface from MESSENGER X-ray Spectrometry

    S. Z. Weider;L. R. Nittler;R. D. Starr;T. J. McCoy

Frequent Co-Authors

Sean C. Solomon
Sean C. Solomon Lamont-Doherty Earth Observatory
William E. McClintock
William E. McClintock University of Colorado Boulder
Noam R. Izenberg
Noam R. Izenberg Johns Hopkins University Applied Physics Laboratory
Donald M. Hunten
Donald M. Hunten University of Arizona
William V. Boynton
William V. Boynton University of Arizona
James W. Head
James W. Head Brown University
David T. Blewett
David T. Blewett Johns Hopkins University Applied Physics Laboratory
Timothy J. McCoy
Timothy J. McCoy National Museum of Natural History
David J. Lawrence
David J. Lawrence Johns Hopkins University Applied Physics Laboratory
Scott L. Murchie
Scott L. Murchie Johns Hopkins University Applied Physics Laboratory

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