D. Hamara

4.6k total citations · 1 hit paper
34 papers, 1.3k citations indexed

About

D. Hamara is a scholar working on Astronomy and Astrophysics, Aerospace Engineering and Radiation. According to data from OpenAlex, D. Hamara has authored 34 papers receiving a total of 1.3k indexed citations (citations by other indexed papers that have themselves been cited), including 34 papers in Astronomy and Astrophysics, 9 papers in Aerospace Engineering and 8 papers in Radiation. Recurrent topics in D. Hamara's work include Planetary Science and Exploration (34 papers), Astro and Planetary Science (24 papers) and Space Exploration and Technology (8 papers). D. Hamara is often cited by papers focused on Planetary Science and Exploration (34 papers), Astro and Planetary Science (24 papers) and Space Exploration and Technology (8 papers). D. Hamara collaborates with scholars based in United States, Russia and France. D. Hamara's co-authors include W. V. Boynton, Larry G. Evans, Sean C. Solomon, L. R. Nittler, R. Starr, D. J. Lawrence, Ann L. Sprague, J. Goldsten, T. J. McCoy and И. Г. Митрофанов and has published in prestigious journals such as Science, Journal of Geophysical Research Atmospheres and Geophysical Research Letters.

In The Last Decade

D. Hamara

31 papers receiving 1.2k citations

Hit Papers

The Major-Element Composi... 2011 2026 2016 2021 2011 100 200 300
What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

  1. The Major-Element Composition of Mercury’s Surface from MESSENGER X-ray Spectrometry
    2011 328 citations L. R. Nittler, R. Starr et al. Science profile →

Author Peers

Peers are selected by citation overlap in the author's most active subfields. citations · hero ref

Author Last Decade Papers Cites
D. Hamara 1.2k 331 208 131 129 34 1.3k
K. R. Stockstill‐Cahill 909 0.8× 380 1.1× 252 1.2× 70 0.5× 65 0.5× 30 1.1k
Larry G. Evans 1.4k 1.2× 454 1.4× 353 1.7× 242 1.8× 112 0.9× 48 1.6k
K. C. Welten 817 0.7× 395 1.2× 232 1.1× 49 0.4× 26 0.2× 91 1.0k
S. Karunatillake 1.2k 1.0× 312 0.9× 85 0.4× 48 0.4× 210 1.6× 75 1.3k
H. B. Franz 857 0.7× 198 0.6× 48 0.2× 170 1.3× 235 1.8× 78 1.3k
D. S. Burnett 826 0.7× 127 0.4× 219 1.1× 168 1.3× 59 0.5× 89 1.1k
H. W. Weber 1.4k 1.2× 320 1.0× 680 3.3× 157 1.2× 55 0.4× 76 1.6k
Ann L. Sprague 2.3k 1.9× 730 2.2× 404 1.9× 99 0.8× 215 1.7× 53 2.4k
S. Z. Weider 1.7k 1.5× 749 2.3× 606 2.9× 129 1.0× 109 0.8× 39 2.0k
L. Le Corre 1.4k 1.2× 317 1.0× 330 1.6× 44 0.3× 76 0.6× 90 1.5k

Countries citing papers authored by D. Hamara

Since Specialization
Citations

This map shows the geographic impact of D. Hamara's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by D. Hamara with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites D. Hamara more than expected).

Fields of papers citing papers by D. Hamara

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by D. Hamara. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by D. Hamara. The network helps show where D. Hamara may publish in the future.

Co-authorship network of co-authors of D. Hamara

This figure shows the co-authorship network connecting the top 25 collaborators of D. Hamara. A scholar is included among the top collaborators of D. Hamara based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with D. Hamara. D. Hamara is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

20 of 20 papers shown
1.
McClanahan, T. P., A. Parsons, T. A. Livengood, et al.. (2024). Evidence for Widespread Hydrogen Sequestration within the Moon’s South Pole Cold Traps. The Planetary Science Journal. 5(10). 217–217.
2.
McClanahan, T. P., И. Г. Митрофанов, W. V. Boynton, et al.. (2018). Recalibrated South Polar Observations from the Lunar Exploration Neutron Detector Onboard the Lunar Reconnaissance Orbiter. Lunar and Planetary Science Conference. 2339. 1 indexed citations
3.
Sprague, Ann L., W. V. Boynton, F. Forget, et al.. (2012). Interannual similarity and variation in seasonal circulation of Mars' atmospheric Ar as seen by the Gamma Ray Spectrometer on Mars Odyssey. Journal of Geophysical Research Atmospheres. 117(E4). 22 indexed citations
4.
Peplowski, P. N., E. A. Rhodes, D. Hamara, et al.. (2012). Aluminum abundance on the surface of Mercury: Application of a new background‐reduction technique for the analysis of gamma‐ray spectroscopy data. Journal of Geophysical Research Atmospheres. 117(E12). 21 indexed citations
5.
Peplowski, P. N., D. Hamara, D. J. Lawrence, et al.. (2011). Abundances of Radioactive Elements on the Surface of Mercury: First Results from the MESSENGER Gamma-Ray Spectrometer. Meteoritics and Planetary Science Supplement. 74. 5353. 1 indexed citations
6.
Weider, S. Z., R. Starr, T. J. McCoy, et al.. (2011). Major-element composition of Mercury's surface from MESSENGER X-ray Spectrometry. AGU Fall Meeting Abstracts. 2011. 1 indexed citations
7.
Nittler, L. R., R. Starr, S. Z. Weider, et al.. (2011). The Major-Element Composition of Mercury’s Surface from MESSENGER X-ray Spectrometry. Science. 333(6051). 1847–1850. 328 indexed citations breakdown →
8.
Karunatillake, S., et al.. (2009). Sulfur concentrations of the Martian surface derived from orbital Mars Odyssey GRS and in-situ MER APXS measurements: implications on the selection of future landing sites. AGU Fall Meeting Abstracts. 2009. 1 indexed citations
9.
Митрофанов, И. Г., M. T. Zuber, M. L. Litvak, et al.. (2007). Burial Depth of Water Ice in Mars Permafrost Subsurface. LPICo. 1353. 3108. 4 indexed citations
10.
Hahn, B. C., S. M. McLennan, G. J. Taylor, et al.. (2007). Mars Odyssey Gamma Ray Spectrometer elemental abundances and apparent relative surface age: Implications for Martian crustal evolution. Journal of Geophysical Research Atmospheres. 112(E3). 27 indexed citations
11.
Litvak, M. L., И. Г. Митрофанов, A. Kozyrev, et al.. (2007). Long‐term observations of southern winters on Mars: Estimations of column thickness, mass, and volume density of the seasonal CO2 deposit from HEND/Odyssey data. Journal of Geophysical Research Atmospheres. 112(E3). 19 indexed citations
12.
Санин, А. Б., И. Г. Митрофанов, M. Litvak, et al.. (2004). The first results of GRB patrolling by HEND instrument onboard 2001 Mars Odyssey. ASPC. 312. 134.
13.
Boynton, W. V., K. Kerry, D. Hamara, et al.. (2003). Preliminary Thickness Measurements of the Seasonal Polar Carbon Dioxide Frost on Mars. AGUFM. 2003. 3244. 4 indexed citations
14.
Митрофанов, И. Г., M. L. Litvak, A. S. Kozyrev, et al.. (2003). Global Distribution of Shallow Water on Mars: Neutron Mapping of Summer-Time Surface by HEND/Odyssey. 6 indexed citations
15.
Keller, John M., W. V. Boynton, K. Kerry, et al.. (2003). Preliminary Correlations of Mars GRS Elemental Abundances with Thermal Inertia, Albedo, and Rock Abundance. LPI. 2021. 1 indexed citations
16.
Litvak, M., И. Г. Митрофанов, A. Kozyrev, et al.. (2003). 4-D Model of CO2 Deposition at North and South of Mars from HEND/Odyssey and MOLA/MGS. 3040. 1 indexed citations
17.
Boynton, W. V., Matthew A. Chamberlain, W. C. Feldman, et al.. (2003). Abundance and Distribution of Ice in the Polar Regions of Mars: More Evidence for Wet Periods in the Recent Past. 3259. 5 indexed citations
18.
Feldman, W. C., T. H. Prettyman, W. V. Boynton, et al.. (2003). CO2frost cap thickness on Mars during northern winter and spring. Journal of Geophysical Research Atmospheres. 108(E9). 47 indexed citations
19.
Митрофанов, И. Г., M. Litvak, W. V. Boynton, et al.. (2002). Mapping of High Energy Neutrons from Mars: Results from Odyssey. AGUFM. 2002.
20.
Boynton, W. V., et al.. (2002). Subsurface Ice Content in the Polar Region of Mars: Comparison Between North and South. AGU Fall Meeting Abstracts. 2002. 3 indexed citations

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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