D. A. Okaya

6.0k total citations · 1 hit paper
118 papers, 4.3k citations indexed

About

D. A. Okaya is a scholar working on Geophysics, Artificial Intelligence and Ocean Engineering. According to data from OpenAlex, D. A. Okaya has authored 118 papers receiving a total of 4.3k indexed citations (citations by other indexed papers that have themselves been cited), including 109 papers in Geophysics, 18 papers in Artificial Intelligence and 10 papers in Ocean Engineering. Recurrent topics in D. A. Okaya's work include earthquake and tectonic studies (84 papers), Seismic Waves and Analysis (52 papers) and High-pressure geophysics and materials (51 papers). D. A. Okaya is often cited by papers focused on earthquake and tectonic studies (84 papers), Seismic Waves and Analysis (52 papers) and High-pressure geophysics and materials (51 papers). D. A. Okaya collaborates with scholars based in United States, New Zealand and Japan. D. A. Okaya's co-authors include Avijit Chakraborty, T. A. Stern, Scott R. Paterson, Nikolas I. Christensen, Nicola J. Godfrey, F. J. Davey, P. J. Maechling, T. H. Jordan, George A. Thompson and T. V. McEvilly and has published in prestigious journals such as Nature, Science and Journal of Geophysical Research Atmospheres.

In The Last Decade

D. A. Okaya

115 papers receiving 4.0k 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.

CyberShake: A Physics-Based Seismic Hazard Model for Southern California

2010 357 citations D. A. Okaya et al. profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
D. A. Okaya United States	36	3.9k	462	394	291	231	118	4.3k
Matteo Picozzi Italy	31	2.6k 0.7×	985 2.1×	866 2.2×	545 1.9×	81 0.4×	127	3.1k
Steven M. Day United States	41	5.1k 1.3×	567 1.2×	1.7k 4.3×	328 1.1×	85 0.4×	109	5.7k
K. B. Olsen United States	35	3.8k 1.0×	439 1.0×	1.8k 4.6×	274 0.9×	64 0.3×	124	4.4k
Alberto Michelini Italy	38	3.3k 0.9×	1.4k 3.0×	700 1.8×	197 0.7×	67 0.3×	116	3.9k
Li Zhao China	36	3.8k 1.0×	1.4k 3.0×	319 0.8×	442 1.5×	127 0.5×	166	4.7k
G. J. Funning United States	27	1.8k 0.5×	342 0.7×	114 0.3×	84 0.3×	163 0.7×	65	2.4k
Lion Krischer Switzerland	19	2.7k 0.7×	896 1.9×	156 0.4×	361 1.2×	121 0.5×	54	3.0k
E. S. Cochran United States	32	3.7k 1.0×	1.8k 3.9×	344 0.9×	235 0.8×	63 0.3×	123	4.2k
Diego Melgar United States	35	3.3k 0.9×	1.5k 3.3×	305 0.8×	267 0.9×	136 0.6×	109	3.8k
Gerard Gorman United Kingdom	25	435 0.1×	72 0.2×	102 0.3×	276 0.9×	434 1.9×	80	2.0k

Countries citing papers authored by D. A. Okaya

Since Specialization

Citations

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

Fields of papers citing papers by D. A. Okaya

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of D. A. Okaya

This figure shows the co-authorship network connecting the top 25 collaborators of D. A. Okaya. A scholar is included among the top collaborators of D. A. Okaya 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. A. Okaya. D. A. Okaya 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

Bassett, Dan, Stuart Henrys, B. Tozer, et al.. (2025). Crustal Structure of the Hikurangi Subduction Zone Revealed by Four Decades of Onshore‐Offshore Seismic Data: Implications for the Dimensions and Slip Behavior of the Seismogenic Zone. Journal of Geophysical Research Solid Earth. 130(1). 1 indexed citations

Bassett, Dan, Gou Fujie, Shuichi Kodaira, et al.. (2023). Heterogeneous Crustal Structure of the Hikurangi Plateau Revealed by SHIRE Seismic Data: Origin and Implications for Plate Boundary Tectonics. Geophysical Research Letters. 50(22). 8 indexed citations

Bassett, Dan, A. F. Arnulf, Stuart Henrys, et al.. (2022). Crustal Structure of the Hikurangi Margin From SHIRE Seismic Data and the Relationship Between Forearc Structure and Shallow Megathrust Slip Behavior. Geophysical Research Letters. 49(2). 18 indexed citations

Avendonk, Harm J. A. Van, Nathan L. Bangs, Dan Bassett, et al.. (2021). Crustal Structure of the Northern Hikurangi Margin, New Zealand: Variable Accretion and Overthrusting Plate Strength Influenced by Rough Subduction. Journal of Geophysical Research Solid Earth. 126(5). 17 indexed citations

Henrys, Stuart, Donna Eberhart‐Phillips, Dan Bassett, et al.. (2020). Upper Plate Heterogeneity Along the Southern Hikurangi Margin, New Zealand. Geophysical Research Letters. 47(4). 14 indexed citations

Bangs, Nathan L., D. A. Okaya, Stuart Henrys, et al.. (2018). Crustal structure of the northern Hikurangi margin and Bay of Plenty from marine seismic reflection imaging and double-sided onshore-offshore seismic tomography. AGUFM. 2018. 1 indexed citations

McIntosh, K. D., et al.. (2013). Two-dimensional seismic velocity models of southern Taiwan from TAIGER transects. AGUFM. 2013. 1 indexed citations

Paterson, Scott R., D. A. Okaya, Vali Memeti, et al.. (2009). Thermal models, stable isotopes and cooling ages from the incrementally constructed Tuolumne batholith, Sierra Nevada: why large chambers did exist. AGUFM. 2009. 3 indexed citations

Huang, Bor‐Shouh, et al.. (2008). Observation for high velocity gradients in the western plain of Taiwan from TAIGER experiment. AGU Fall Meeting Abstracts. 2008. 1 indexed citations

10.

Okaya, D. A., et al.. (2008). Crustal structure across Taiwan orogen based on the TAIGER 2008 land refraction experiment. AGUFM. 2008. 1 indexed citations

11.

Paterson, Scott R., et al.. (2007). TI: Size and Longevity of Magma Chambers in the Tuolumne Batholith: A Comparison of Thermal Modeling and Cooling Thermochronology. AGU Fall Meeting Abstracts. 2007. 8 indexed citations

12.

Fuis, G. S., et al.. (2005). A Lithospheric Refraction/Reflection/Teleseismic Model of LARSE Line 2: Thrusting of the Santa Monica Mountains-San Fernando Valley Block Beneath the Central Transverse Ranges, Southern California. Publication Database GFZ (GFZ German Research Centre for Geosciences). 2005. 1 indexed citations

13.

Cox, Simon C., et al.. (2003). Upper crustal structure beneath the eastern Southern Alps and the Mackenzie Basin, New Zealand, derived from seismic reflection data. New Zealand Journal of Geology and Geophysics. 46(1). 21–39. 25 indexed citations

14.

Meltzer, A., N. I. Christensen, & D. A. Okaya. (2003). Crustal Seismic Anisotropy: Implications for Understanding Crustal Dynamics. AGU Fall Meeting Abstracts. 2003. 1 indexed citations

15.

Levin, Vadim & D. A. Okaya. (2003). Cause and Effect: Seismic Anisotropy Measurements Using Full Wavefield Simulations in Realistic Mantle Flow Models.. AGU Fall Meeting Abstracts. 2003. 1 indexed citations

16.

Albertz, Markus, Scott R. Paterson, & D. A. Okaya. (2002). Strain rates during pluton emplacement: Extremely rapid host rock deformation or aureole displacement at background strain rates?. AGU Fall Meeting Abstracts. 2002. 1 indexed citations

17.

Fuis, G. S., T. Ryberg, William J. Lutter, et al.. (2001). Deep structure in the region of the San Fernando and Santa Clarita Valleys, southern California, from LARSE II seismic imaging, earthquake relocation, and magnetic modeling -- a progress report. AGU Fall Meeting Abstracts. 2001. 1 indexed citations

18.

Davey, F. J., et al.. (1998). Crustal structure in the central South Island, New Zealand, from the Lake Pukaki seismic experiment. New Zealand Journal of Geology and Geophysics. 41(1). 39–49. 49 indexed citations

19.

Okaya, D. A., et al.. (1995). Crustal anisotropy in the vicinity of the Alpine Fault Zone, South Island, New Zealand. New Zealand Journal of Geology and Geophysics. 38(4). 579–583. 73 indexed citations

20.

Davey, F. J., Thomas L. Henyey, Anne Melhuish, et al.. (1995). Crustal reflections from the Alpine Fault Zone, South Island, New Zealand. New Zealand Journal of Geology and Geophysics. 38(4). 601–604. 41 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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