A. J. Schaeffer

3.1k total citations · 2 hit papers
61 papers, 2.2k citations indexed

About

A. J. Schaeffer is a scholar working on Geophysics, Geology and Ocean Engineering. According to data from OpenAlex, A. J. Schaeffer has authored 61 papers receiving a total of 2.2k indexed citations (citations by other indexed papers that have themselves been cited), including 49 papers in Geophysics, 4 papers in Geology and 3 papers in Ocean Engineering. Recurrent topics in A. J. Schaeffer's work include High-pressure geophysics and materials (41 papers), earthquake and tectonic studies (36 papers) and Geological and Geochemical Analysis (28 papers). A. J. Schaeffer is often cited by papers focused on High-pressure geophysics and materials (41 papers), earthquake and tectonic studies (36 papers) and Geological and Geochemical Analysis (28 papers). A. J. Schaeffer collaborates with scholars based in Canada, United States and Ireland. A. J. Schaeffer's co-authors include Sergei Lebedev, Pascal Audet, T. W. Becker, Nicolas Celli, Carmen Gaina, Clinton P. Conrad, Jingao Liu, Lawrence Hongliang Wang, D. Graham Pearson and Victoria Pease and has published in prestigious journals such as Nature, Nature Communications and Journal of Geophysical Research Atmospheres.

In The Last Decade

A. J. Schaeffer

56 papers receiving 2.1k citations

Hit Papers

align trajectories

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.

Global shear speed structure of the upper mantle and transition zone

2013 482 citations A. J. Schaeffer, Sergei Lebedev Geophysical Journal International profile →
Deep continental roots and cratons

2021 163 citations D. Graham Pearson, James M. Scott et al. Nature profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name	h						Papers	Cites
A. J. Schaeffer Canada	21	2.0k	180	177	174	102	61	2.2k
F. Rolandone France	25	1.8k 0.9×	126 0.7×	143 0.8×	193 1.1×	134 1.3×	74	2.0k
Christian Haberland Germany	30	2.9k 1.5×	186 1.0×	315 1.8×	205 1.2×	90 0.9×	105	3.0k
V. A. Sankov Russia	20	1.5k 0.8×	202 1.1×	142 0.8×	171 1.0×	220 2.2×	73	1.6k
F. A. Darbyshire Canada	27	2.2k 1.1×	112 0.6×	191 1.1×	128 0.7×	64 0.6×	68	2.3k
Yongge Wan China	14	1.7k 0.9×	112 0.6×	168 0.9×	139 0.8×	59 0.6×	50	1.8k
Jian‐Cheng Lee Taiwan	23	1.3k 0.7×	181 1.0×	121 0.7×	175 1.0×	50 0.5×	55	1.4k
E. Vera Chile	16	1.8k 0.9×	134 0.7×	128 0.7×	247 1.4×	85 0.8×	42	1.9k
P. Vergély France	18	1.5k 0.7×	197 1.1×	174 1.0×	183 1.1×	146 1.4×	43	1.6k
Takaya Iwasaki Japan	34	3.4k 1.7×	259 1.4×	377 2.1×	201 1.2×	122 1.2×	130	3.5k
Christel Tiberi France	24	1.6k 0.8×	181 1.0×	110 0.6×	115 0.7×	83 0.8×	48	1.7k

Countries citing papers authored by A. J. Schaeffer

Since Specialization

Citations

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

Fields of papers citing papers by A. J. Schaeffer

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by A. J. Schaeffer. 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 A. J. Schaeffer. The network helps show where A. J. Schaeffer may publish in the future.

Co-authorship network of co-authors of A. J. Schaeffer

This figure shows the co-authorship network connecting the top 25 collaborators of A. J. Schaeffer. A scholar is included among the top collaborators of A. J. Schaeffer 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 A. J. Schaeffer. A. J. Schaeffer is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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20 of 20 papers shown

Pearson, D. Graham, et al.. (2024). A global look at cratons and the thermal properties that define their roots.

Oliva, S. J. C., M. G. Bostock, A. J. Schaeffer, et al.. (2024). Incipient Subduction and Slip Partitioning at High Obliquity: The Haida Gwaii Plate Boundary. Journal of Geophysical Research Solid Earth. 129(5). 1 indexed citations

Bostock, M. G., et al.. (2023). Microplate Evolution in the Queen Charlotte Triple Junction & Explorer Region: New Insights From Microseismicity. Tectonics. 42(6). 9 indexed citations

Parsons, Andrew J., S. Burdick, F. A. Darbyshire, et al.. (2023). A New P‐Wave Tomographic Model (CAP22) for North America: Implications for the Subduction and Cratonic Metasomatic Modification History of Western Canada and Alaska. Journal of Geophysical Research Solid Earth. 128(3). 10 indexed citations

Bostock, M. G., et al.. (2022). Complex Structure in the Nootka Fault Zone Revealed by Double‐Difference Tomography and a New Earthquake Catalog. Geochemistry Geophysics Geosystems. 23(2). 15 indexed citations

Moulik, P., V. Lekić, Barbara Romanowicz, et al.. (2021). Global reference seismological data sets: multimode surface wave dispersion. Geophysical Journal International. 228(3). 1808–1849. 15 indexed citations

Liu, Jingao, D. Graham Pearson, Lawrence Hongliang Wang, et al.. (2021). Plume-driven recratonization of deep continental lithospheric mantle. Nature. 592(7856). 732–736. 83 indexed citations

Pearson, D. Graham, James M. Scott, Jingao Liu, et al.. (2021). Deep continental roots and cratons. Nature. 596(7871). 199–210. 163 indexed citations breakdown →

Audet, Pascal, et al.. (2021). Surface‐Wave Tomography of the Northern Canadian Cordillera Using Earthquake Rayleigh Wave Group Velocities. Journal of Geophysical Research Solid Earth. 126(8). 19 indexed citations

10.

Celli, Nicolas, Sergei Lebedev, A. J. Schaeffer, & Carmen Gaina. (2020). African cratonic lithosphere carved by mantle plumes. Nature Communications. 11(1). 92–92. 116 indexed citations

11.

Chen, Yunfeng, Yu Jeffrey Gu, Claire A. Currie, et al.. (2019). Seismic evidence for a mantle suture and implications for the origin of the Canadian Cordillera. Nature Communications. 10(1). 2249–2249. 33 indexed citations

12.

Schaeffer, A. J., et al.. (2019). Upper mantle structure underlying the diamondiferous Slave craton from teleseismic body-wave tomography. Tectonophysics. 757. 187–202. 3 indexed citations

13.

Audet, Pascal, et al.. (2019). Seismic Evidence for Lithospheric Thinning and Heat in the northern Canadian Cordillera. Geophysical Research Letters. 46(8). 4249–4257. 24 indexed citations

14.

Foster, A. E., F. A. Darbyshire, & A. J. Schaeffer. (2017). A Surface Wave's View of the Mid-Continent Rift. AGUFM. 2017. 1 indexed citations

15.

Lebedev, Sergei, A. J. Schaeffer, Javier Fullea, & Victoria Pease. (2017). Seismic tomography of the Arctic region: inferences for the thermal structure and evolution of the lithosphere. Figshare. 3801. 3 indexed citations

16.

Celli, Nicolas, Sergei Lebedev, A. J. Schaeffer, & Carmen Gaina. (2016). Waveform Tomography of the South Atlantic Region. AGU Fall Meeting Abstracts. 2016. 1 indexed citations

17.

Schaeffer, A. J. & Sergei Lebedev. (2013). Global variations in azimuthal anisotropy of the Earth's upper mantle and crust. AGUFM. 2013. 2 indexed citations

18.

Lebedev, Sergei, P. W. Readman, A. J. Schaeffer, et al.. (2012). Ireland Array: A new broadband seismic network targets the structure, evolution and seismicity of Ireland and surroundings. EGU General Assembly Conference Abstracts. 3615. 4 indexed citations

19.

Lebedev, Sergei, Brigitte Knapmeyer‐Endrun, Thomas Meier, et al.. (2012). Lithospheric dynamics in eastern Mediterranean: Insights from seismic structure and anisotropy. EGUGA. 6626. 1 indexed citations

20.

Blake, Thomas A., et al.. (2012). An unusual occurrence of a moderately sized earthquake (Ml 4.2) on the Irish continental shelf and passive margin. AGU Fall Meeting Abstracts. 2012. 2 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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