N. W. Spencer

7.8k total citations · 2 hit papers
133 papers, 6.4k citations indexed

About

N. W. Spencer is a scholar working on Astronomy and Astrophysics, Atmospheric Science and Molecular Biology. According to data from OpenAlex, N. W. Spencer has authored 133 papers receiving a total of 6.4k indexed citations (citations by other indexed papers that have themselves been cited), including 93 papers in Astronomy and Astrophysics, 35 papers in Atmospheric Science and 25 papers in Molecular Biology. Recurrent topics in N. W. Spencer's work include Ionosphere and magnetosphere dynamics (69 papers), Solar and Space Plasma Dynamics (48 papers) and Astro and Planetary Science (38 papers). N. W. Spencer is often cited by papers focused on Ionosphere and magnetosphere dynamics (69 papers), Solar and Space Plasma Dynamics (48 papers) and Astro and Planetary Science (38 papers). N. W. Spencer collaborates with scholars based in United States, United Kingdom and Germany. N. W. Spencer's co-authors include A. E. Hedin, H. G. Mayr, G. R. Carignan, L. E. Wharton, T. L. Killeen, L. H. Brace, H. Niemann, C. A. Reber, P. B. Hays and I. Harris and has published in prestigious journals such as Science, Journal of Geophysical Research Atmospheres and Journal of Applied Physics.

In The Last Decade

N. W. Spencer

127 papers receiving 4.6k citations

Hit Papers

Revised global model of thermosphere winds using satellit... 1977 2026 1993 2009 1991 1977 100 200 300 400 500
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. Revised global model of thermosphere winds using satellite and ground‐based observations
    1991 553 citations A. E. Hedin, T. L. Killeen et al. Journal of Geophysical Research Atmospheres profile →
  2. A global thermospheric model based on mass spectrometer and incoherent scatter data MSIS, 1. N2density and temperature
    1977 411 citations A. E. Hedin, C. A. Reber et al. Journal of Geophysical Research Atmospheres profile →

Peers

N. W. Spencer
H. G. Mayr United States
A. E. Hedin United States
A. C. Aikin United States
E. C. Ridley United States
G. R. Carignan United States
R. R. Meier United States
M. Mendillo United States
A. F. Nagy United States
R. J. Moffett United Kingdom
H. Rishbeth United Kingdom
H. G. Mayr United States
N. W. Spencer
Citations per year, relative to N. W. Spencer N. W. Spencer (= 1×) peers H. G. Mayr

Countries citing papers authored by N. W. Spencer

Since Specialization
Citations

This map shows the geographic impact of N. W. Spencer'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 N. W. Spencer with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites N. W. Spencer more than expected).

Fields of papers citing papers by N. W. Spencer

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by N. W. Spencer. 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 N. W. Spencer. The network helps show where N. W. Spencer may publish in the future.

Co-authorship network of co-authors of N. W. Spencer

This figure shows the co-authorship network connecting the top 25 collaborators of N. W. Spencer. A scholar is included among the top collaborators of N. W. Spencer 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 N. W. Spencer. N. W. Spencer 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.
2.
Spencer, N. W.. (2018). Respecting Your Elders and Betters: Ancestor Worship at Antissa, Lesbos. Project Muse (Johns Hopkins University). 2 indexed citations
3.
Spencer, N. W.. (2013). Approaches to ethnicity in the Early Iron Age of Greece. 26–37. 2 indexed citations
4.
Spencer, N. W.. (2013). Time, Tradition and Society in Greek Archaeology. 3 indexed citations
5.
Niemann, H., S. K. Atreya, G. R. Carignan, et al.. (1998). Chemical composition measurements of the atmosphere of Jupiter with the Galileo Probe mass spectrometer. Advances in Space Research. 21(11). 1455–1461. 11 indexed citations
6.
7.
Raghavarao, R., W. R. Hoegy, N. W. Spencer, & L. E. Wharton. (1993). Neutral temperature anomaly in the equatorial thermosphere‐A source of vertical winds. Geophysical Research Letters. 20(11). 1023–1026. 75 indexed citations
8.
Thayer, J. P., et al.. (1987). Thermospheric neutral wind signatures dependent on the east-west component of the interplanetary magnetic field for Northern and Southern Hemispheres as measured from Dynamics Explorer-2. Annales Geophysicae. 5. 363–368. 58 indexed citations
9.
Mayr, H. G., I. Harris, F. A. Herrero, et al.. (1985). On the structure and dynamics of the thermosphere. Advances in Space Research. 5(4). 283–288. 12 indexed citations
10.
Spencer, N. W., L. E. Wharton, G. R. Carignan, & John Maurer. (1982). Thermosphere zonal winds, vertical motions and temperature as measured from Dynamics Explorer. Geophysical Research Letters. 9(9). 953–956. 90 indexed citations
11.
Carignan, G. R., Bruce Block, John Maurer, et al.. (1981). The neutral mass spectrometer on Dynamics Explorer B. 5(4). 429–441. 67 indexed citations
12.
Mayr, H. G., I. Harris, H. Niemann, et al.. (1980). Dynamic properties of the thermosphere inferred from Pioneer Venus Mass Spectrometer measurements. Journal of Geophysical Research Atmospheres. 85(A13). 7841–7847. 63 indexed citations
13.
Niemann, H., A. E. Hedin, W. T. Kasprzak, N. W. Spencer, & D. M. Hunten. (1979). The Dynamic Behaviour of the Venus Ionosphere and its Implications for Solar Wind Interaction.. Bulletin of the American Astronomical Society. 11. 537. 3 indexed citations
14.
Spencer, N. W., G. R. Carignan, H. G. Mayr, et al.. (1979). The midnight temperature maximum in the Earth's equatorial thermosphere. Geophysical Research Letters. 6(6). 444–446. 109 indexed citations
15.
Nier, A. O., W. B. Hanson, A. Seiff, et al.. (1976). Composition and Structure of the Martian Atmosphere: Preliminary Results from Viking 1. Science. 193(4255). 786–788. 102 indexed citations
16.
Torr, D. G., Marsha R. Torr, D. W. Rusch, et al.. (1976). Atomic nitrogen densities in the thermosphere. Geophysical Research Letters. 3(1). 1–4. 44 indexed citations
17.
Walker, J. C. & N. W. Spencer. (1968). Temperatures of the Earth's Upper Atmosphere. Science. 162(3861). 1437–1442. 9 indexed citations
18.
Brace, L. H. & N. W. Spencer. (1964). First electrostatic probe results from Explorer 17. Journal of Geophysical Research Atmospheres. 69(21). 4686–4689. 15 indexed citations
19.
Reber, C. A. & N. W. Spencer. (1963). A MASS SPECTROMETER FOR AN AERONOMY SATELLITE. 1151. 6 indexed citations
20.
Spencer, N. W., et al.. (1953). Dynamic probe measurements in the ionosphere. Journal of Geophysical Research Atmospheres. 58(2). 235–242. 11 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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Breakdown of academic impact, for papers by H. G. Mayr Breakdown of academic impact, for papers by A. E. Hedin Breakdown of academic impact, for papers by A. C. Aikin Breakdown of academic impact, for papers by E. C. Ridley Breakdown of academic impact, for papers by G. R. Carignan Breakdown of academic impact, for papers by R. R. Meier Breakdown of academic impact, for papers by M. Mendillo Breakdown of academic impact, for papers by A. F. Nagy Breakdown of academic impact, for papers by R. J. Moffett Breakdown of academic impact, for papers by H. Rishbeth
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